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WO2011078068A1 - Agent de prétraitement de textile pour l'impression de textile à jet d'encre, procédé pour prétraiter un textile, et protéine d'impression de textile - Google Patents

Agent de prétraitement de textile pour l'impression de textile à jet d'encre, procédé pour prétraiter un textile, et protéine d'impression de textile Download PDF

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Publication number
WO2011078068A1
WO2011078068A1 PCT/JP2010/072737 JP2010072737W WO2011078068A1 WO 2011078068 A1 WO2011078068 A1 WO 2011078068A1 JP 2010072737 W JP2010072737 W JP 2010072737W WO 2011078068 A1 WO2011078068 A1 WO 2011078068A1
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WIPO (PCT)
Prior art keywords
fabric
pretreatment agent
pretreatment
imidazolidinone
ink
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PCT/JP2010/072737
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English (en)
Japanese (ja)
Inventor
真也 渡辺
正幸 牛久
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Konica Minolta IJ Technologies Inc
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Konica Minolta IJ Technologies Inc
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Publication of WO2011078068A1 publication Critical patent/WO2011078068A1/fr
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/30—Ink jet printing
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
    • D06P1/64—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing low-molecular-weight organic compounds without sulfate or sulfonate groups
    • D06P1/642—Compounds containing nitrogen
    • D06P1/6426—Heterocyclic compounds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • D06P5/22—Effecting variation of dye affinity on textile material by chemical means that react with the fibre

Definitions

  • the present invention relates to a novel pretreatment agent for ink jet textile printing, and a pretreatment method and a textile printing method of a fabric using the same, and more specifically, a pretreatment agent containing 2-imidazolidinone and / or a derivative thereof is used.
  • the present invention relates to a textile printing method for pre-treating a fabric.
  • Conventional textile printing is performed using a printing method using a plate or a screen printing method.
  • a textile printing method using an inkjet method is known. This textile printing method is non-printing, suitable for a small quantity and a wide variety, and has a feature that a printed matter can be produced with a short delivery time.
  • the fabric is pretreated for the purpose of preventing bleeding and improving the fixing property between the colorant and the fabric.
  • a pretreatment agent after dipping or coating an aqueous solution containing a polymer compound for preventing bleeding, an acid or alkali for improving fixability, urea as a hydrotropic agent, Processing to dry is given.
  • Such a fabric pretreatment step is indispensable for inkjet textile printing, but the current method has various problems as shown below.
  • Patent Literature 1 and Patent Literature 2 disclose a method of performing fabric pretreatment by an inkjet method.
  • Patent Document 1 discloses a method of applying a fixing accelerating composition containing an alkali agent to a fabric by an ink jet method. According to this method, it is said that the fabric deterioration with time (yellowing) due to the alkaline agent can be prevented, and the above-mentioned problem 3) can be solved.
  • this method is not sufficient to solve the above-mentioned problems 1) and 2) because the entire fabric needs to be previously treated with a non-alkali pretreatment liquid. Moreover, the above-mentioned problem resulting from urea hydrolysis cannot be prevented.
  • the present invention has been made in view of the above problems, and an object of the present invention is to provide a fabric by an ink jet method by obtaining an effect of preventing bleeding efficiently by applying a small amount of a pretreatment agent to the fabric. Is to realize the pre-processing. Another object of the present invention is to obtain a pretreatment agent that does not deteriorate with time and can withstand long-term storage.
  • the present inventor used 2-imidazolidinone or a derivative thereof in place of urea that has been used for a pretreatment agent in the past, so that a small amount of pretreatment agent can be imparted to the fabric.
  • the present inventors have found that a pretreatment agent that can effectively prevent blurring and the like and that does not deteriorate with time and can withstand long-term storage can be obtained, thereby completing the present invention.
  • 1.2-A fabric pretreatment agent for ink-jet printing comprising at least one compound selected from the group consisting of imidazolidinone and derivatives thereof.
  • R 1 , R 2 , R 3 , R 4 , R 5 , R 6 are each independently a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an aryl group, an alkoxy group, which may be substituted, respectively.
  • R 1 , R 2 , R 3 , R 4 , R 5 , R 6 are each independently a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an aryl group, an alkoxy group, which may be substituted, respectively.
  • a fabric pretreatment method comprising applying the fabric pretreatment agent for inkjet textile printing according to any one of 1 to 4 to a fabric by an inkjet method.
  • a textile printing method comprising applying a fabric pretreatment agent for inkjet textile printing to a fabric by the fabric pretreatment method described in 5 or 6 above, and then applying an ink containing a coloring material to the fabric within 10 seconds.
  • an effect such as efficient bleeding prevention can be obtained by applying a small amount to a fabric, and a pretreatment agent that does not deteriorate with time and can withstand long-term storage can be obtained.
  • FIG. 5 is a partial schematic view of the carriage of the textile printing apparatus shown in FIG. 4 as viewed from above.
  • the fabric pretreatment agent for ink jet textile printing of the present invention contains at least one compound selected from the group consisting of 2-imidazolidinone and derivatives thereof.
  • a polymer compound for preventing bleeding, an acid or an alkali agent for improving the fixing property of the colorant, and other additives as required can be contained.
  • a water-soluble organic solvent can be contained.
  • at least one compound selected from the group consisting of 2-imidazolidinone and derivatives thereof mainly acts as a hydrotropic agent.
  • the hydrotropic agent has the effect of accelerating re-dissolution of the once dried dye in the color development step after printing and improving the color density.
  • R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are each independently a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an aryl group, an alkoxy group, a substituted alkyl group, or a substituted alkenyl group. Represents a group, a substituted aryl group or a substituted alkoxy group.
  • the alkyl group, alkenyl group, and alkoxy group are preferably groups having 1 to 8 carbon atoms, and these may be substituted. Specific examples of these include methyl group, ethyl group, propyl group, isopropyl group and the like, and ethenyl group, allyl group, methoxy group, ethoxy group, propoxy group and the like. Examples of the substituent that may be substituted include these groups, and groups such as a hydroxy group, a carboxy group, a sulfo group, a halogen atom, an amide group, and a carbamoyl group.
  • the aryl group includes a phenyl group and a naphthyl group, and is preferably a phenyl group, which may be substituted, and preferable substituents include the above-described groups.
  • 2-imidazolidinone derivatives include 1-methyl-2-imidazolidinone, 1-ethyl-2-imidazolidinone, 1,1′-dimethyl-2-imidazolidinone, 1,3-dimethyl- 2-imidazolidinone, 1,1'-diethyl-2-imidazolidinone, 1,3-dimethyl-2-imidazolidinone, 1,3-diethyl-2-imidazolidinone, 4,5-dimethyl-2 -Imidazolidinone, 4,5-diethyl-2-imidazolidinone, 1-tert-butyl-2-imidazolidinone, 4,5-dimethoxy-2-imidazolidinone, 4,5-diethoxy-2-imidazolidone Lidinone, 1,3-dimethyl-4,5-dimethoxy-2-imidazolidinone, 1,3-dimethyl-4,5-diethoxy-2-imidazolidinone, 1- (2-hydroxyethyl) )-2-imidazo
  • the content of a compound selected from the group consisting of 2-imidazolidinone and its derivatives is preferably 5 to 30% by mass.
  • the amount of 2-imidazolidinone and its derivative per unit area applied to the cloth is represented by the following formula.
  • Amount of 2-imidazolidinone and its derivatives to the fabric [g / m 2 ] Amount of pretreatment agent to the fabric [g / m 2 ] ⁇ 2-imidazolidinone and its derivatives in the pretreatment agent Content [mass%] / 100 If the content is less than 5% by mass, the effects of the present invention may be difficult to obtain. On the other hand, if it exceeds 30% by mass, the amount of 2-imidazolidinone and its derivative applied to the fabric becomes too large, and it tends to spread during steaming, and the viscosity of the pretreatment agent becomes too high. When trying to apply, it may be difficult to discharge stably from the inkjet head.
  • the recording ink cloth is intended to increase the image density.
  • Increasing the amount applied to the fabric increases the amount of 2-imidazolidinone and its derivative applied to the fabric in proportion to it, so that bleeding tends to occur during printing and steaming.
  • the amount of the ink can be optimized regardless of the amount of the recording ink applied to the cloth, so that the occurrence of bleeding can be prevented.
  • the pretreatment agent of the present invention preferably contains a polymer compound as a paste.
  • the polymer compound include natural gums such as guar gum and locust bean gum, starches, seaweeds such as sodium alginate, funari, plant skins such as pectic acid, cellulose such as methylcellulose, ethylcellulose, hydroxyethylcellulose, and carboxymethylcellulose.
  • the polymer compound is polyvinyl pyrrolidone, polyethylene glycol, ethylene oxide propylene oxide copolymer, glycerin polyethylene oxide adduct, glycerin polypropylene adduct, diglycerin polyethylene oxide adduct. It is preferable to use a polypropylene adduct of diglycerin.
  • the content of the polymer compound is preferably 1 to 10% by mass.
  • the pretreatment agent of the present invention can contain an alkali agent. This is particularly preferred when the recording ink uses a reactive dye as a colorant.
  • the alkali agent can be selected from an organic base and an inorganic base, but a water-soluble inorganic base is preferable in terms of color development, odor, solubility in recording ink, drainage load, and the like.
  • inorganic bases include lithium hydroxide, sodium hydroxide, potassium hydroxide, lithium carbonate, sodium carbonate, potassium carbonate, ammonium carbonate, sodium bicarbonate, potassium bicarbonate, ammonium bicarbonate, ammonium acetate, lithium acetate, sodium acetate, Potassium acetate, sodium triphosphate, etc. can be used.
  • the content of the alkali agent is preferably 1 to 10% by mass in the pretreatment agent.
  • the pretreatment agent of the present invention can contain a pH adjusting agent. This is particularly preferred when the recording ink uses an acid dye or a disperse dye as a colorant.
  • a pH adjuster ammonium sulfate, ammonium tartrate, dibasic sodium phosphate, sodium tripolyphosphate, citric acid, tartaric acid, lactic acid and the like can be used.
  • the content of the pH adjusting agent is preferably 1 to 10% by mass in the pretreatment agent.
  • water-soluble organic solvent When the pretreatment agent of the present invention is applied by an ink jet method, it is preferable to contain a water-soluble organic solvent.
  • the water-soluble organic solvent include alcohols (for example, methanol, ethanol, propanol, isopropanol, butanol, isobutanol, sec-butanol, t-butanol, etc.), polyhydric alcohols (for example, ethylene glycol, diethylene glycol, triethylene glycol).
  • glycol Polyethylene glycol, propylene glycol, dipropylene glycol, polypropylene glycol, butylene glycol, hexanediol, pentanediol, glycerin, hexanetriol, thiodiglycol, etc.
  • glycol ethers eg, ethylene glycol alkyl ether, diethylene glycol alkyl ether, tri Ethylene glycol alkyl ether, propylene glycol alkyl ether, dipropylene glycol Alkyl ether, tripropylene glycol alkyl ether, etc.
  • amines eg, ethanolamine, diethanolamine, triethanolamine, N-methyldiethanolamine, N-ethyldiethanolamine, morpholine, N-ethylmorpholine, ethylenediamine, diethylenediamine, Ethylenetetramine, tetraethylenepentamine, polyethyleneimine, pentamethyldiethylenetriamine
  • the content of the water-soluble organic solvent is preferably 5 to 40% by mass in the pretreatment agent.
  • the pretreatment agent of the present invention can contain a surfactant.
  • a surfactant any of cationic, anionic, amphoteric and nonionic can be used.
  • the cationic surfactant include aliphatic amine salts, aliphatic quaternary ammonium salts, Benzalkonium salt, benzethonium chloride, pyridinium salt, imidazolinium salt and the like can be mentioned.
  • anionic surfactant examples include fatty acid soap, N-acyl-N-methylglycine salt, N-acyl-N-methyl- ⁇ -alanine salt, N-acyl glutamate, alkyl ether carboxylate, acyl Peptide, alkyl sulfonate, alkyl benzene sulfonate, alkyl naphthalene sulfonate, dialkyl sulfosuccinate ester, alkyl sulfoacetate, ⁇ -olefin sulfonate, N-acylmethyl taurine, sulfated oil, higher alcohol Sulfate ester, secondary higher alcohol sulfate, alkyl ether sulfate, secondary higher alcohol ethoxy sulfate, polyoxyethylene alkylphenyl ether sulfate, monoglyculate, fatty acid alkylolamide sulfate, alkyl ether phosphorus acid Examples thereof include ester
  • amphoteric surfactants include carboxybetaine type, sulfobetaine type, aminocarboxylate, imidazolinium betaine and the like.
  • nonionic surfactant include polyoxyethylene alkyl ether, polyoxyethylene secondary alcohol ether, polyoxyethylene alkylphenyl ether (for example, Emulgen 911), polyoxyethylene sterol ether, polyoxyethylene lanolin derivative, Polyoxyethylene polyoxypropylene alkyl ether (for example, Newpol PE-62), polyoxyethylene glycerin fatty acid ester, polyoxyethylene castor oil, hydrogenated castor oil, polyoxyethylene sorbitan fatty acid ester, polyoxyethylene sorbitol fatty acid ester, polyethylene Glycol fatty acid ester, fatty acid monoglyceride, polyglycerin fatty acid ester, sorbitan fatty acid ester, propylene glycol fat Esters, sucrose fatty acid esters, fatty acid alkanolamides, polyoxyethylene
  • these surfactants when used, they can be used alone or in combination of two or more, and can be added in the range of 0.001 to 1.0% by mass with respect to the total mass of the pretreatment agent.
  • the pretreatment agent of the present invention can contain a reduction inhibitor.
  • a reduction inhibitor nitrobenzene sulfonate is preferably used, and an alkali metal salt of metanitrobenzene sulfonic acid, particularly a sodium salt is preferably used.
  • the content of the reducing inhibitor is preferably 0.1 to 7% by mass in the pretreatment agent.
  • An antiseptic and an antifungal agent can be added to the pretreatment agent of the present invention.
  • the antiseptic and antifungal agent include aromatic halogen compounds (for example, Preventol CMK), methylene dithiocyanate, halogen-containing nitrogen sulfur compounds, 1,2-benzisothiazolin-3-one (for example, PROXEL GXL) and the like. Is mentioned.
  • Degassing of pretreatment agent When the pretreatment agent of the present invention is applied to the fabric by the ink jet method, if dissolved gas is contained in the pretreatment agent, fine bubbles are generated in the pretreatment agent when ejected from the ink jet head. It becomes a factor causing a defect. Therefore, it is preferable to remove such dissolved gas from the pretreatment agent, and the degassing method is roughly divided into a method of degassing by a physical method such as boiling or reduced pressure, and a pretreatment of the absorbent. There is a chemical method of adding and mixing in the agent.
  • the pretreatment agent is passed through the gas-permeable hollow fiber membrane, and the outer surface side of the hollow fiber membrane is decompressed.
  • the method of permeating and removing the dissolved gas in the pretreatment agent is preferable because the dissolved gas in the pretreatment agent can be efficiently removed without adversely affecting the physical properties of the pretreatment agent.
  • a conventionally known application method such as a pad method, a coating method, a spray method, or the like can be used.
  • the method of providing a pretreatment agent to a fabric using an inkjet head can also be used.
  • an ink jet head for applying the pretreatment agent is mounted on the printer and applied to the fabric in-line with the recording ink containing the coloring material.
  • this series of operations is one unit. Configure to be completed within the printer.
  • the structure of the printer can be simplified and compacted by applying the recording ink containing the coloring material to the fabric within 10 seconds after the pretreatment agent is applied to the fabric.
  • the time from application of the pretreatment agent to application of the recording ink is short, sufficient time for drying the pretreatment agent cannot be taken, and drying of the pretreatment agent may be insufficient. is there.
  • bleeding may occur when the recording ink is applied, or the pretreatment agent applied to the fabric may diffuse in the thickness direction of the fabric, resulting in a decrease in efficacy and color development.
  • the pretreatment agent of the present invention even in such a case, bleeding of the recording ink can be prevented and sufficient color development can be obtained.
  • the viscosity of the pretreatment agent is preferably 3 to 20 mPa ⁇ s.
  • the surface tension is preferably 25 to 70 mN / m.
  • the viscosity and surface tension can be adjusted with the above-described polymer compound, water-soluble organic solvent and surfactant, and the amount of pretreatment agent applied to the fabric is preferably 5 to 20 ml / m 2. . If the applied amount is less than 5 ml / m 2 , the effect of the present invention may be difficult to obtain. Conversely, if the applied amount is more than 20 ml / m 2 , the drying load increases.
  • the recording ink in the present invention preferably contains at least a coloring material, a water-soluble organic solvent, and water.
  • Color material examples include disperse dyes, reactive dyes, acid dyes, direct dyes, pigments, oil-soluble dyes, among which disperse dyes, reactive dyes, or acid dyes are preferably used. .
  • Disperse Blue 3, 7, 9, 14, 16, 19, 20, 26, 27, 35, 43, 44, 54, 55, 56, 58, 60, 62, 64, 71, 72, 73, 75, 79 81, 82, 83, 87, 91, 93, 94, 95, 96, 102, 106, 108, 112, 113, 115, 118, 120, 122, 125, 128, 130, 139, 141, 142, 143 146, 148, 149, 153, 154, 158, 165, 167, 167: 1, 171, 173, 174, 176, 181, 183, 185, 186, 187, 189, 197, 198, 200, 201, 205 , 207, 211, 214, 224, 225, 257, 259, 267, 268, 270, 284, 285, 287, 288, 291, 29 3, 295, 297, 301, 315, 330, 333, C. I. Disperse Black
  • C. I. Reactive Yellow 2, 3, 7, 15, 17, 18, 22, 23, 24, 25, 27, 37, 39, 42, 57, 69, 76, 81, 84, 85, 86, 87, 92, 95 , 102, 105, 111, 125, 135, 136, 137, 142, 143, 145, 151, 160, 161, 165, 167, 168, 175, 176, C.
  • Reactive Orange 1, 4, 5, 7, 11, 12, 13, 15, 16, 20, 30, 35, 56, 64, 67, 69, 70, 72, 74, 82, 84, 86, 87, 91 , 92, 93, 95, 107, C. I.
  • Reactive Red 2, 3, 3: 1, 5, 8, 11, 21, 22, 23, 24, 28, 29, 31, 33, 35, 43, 45, 49, 55, 56, 58, 65, 66 78, 83, 84, 106, 111, 112, 113, 114, 116, 120, 123, 124, 128, 130, 136, 141, 147, 158, 159, 171, 174, 180, 183, 184, 187 , 190, 193, 194, 195, 198, 218, 220, 222, 223, 226, 228, 235, C.
  • Reactive Violet 1, 2, 4, 5, 6, 22, 23, 33, 36, 38, C. I.
  • Reactive Blue 2, 3, 4, 7, 13, 14, 15, 19, 21, 25, 27, 28, 29, 38, 39, 41, 49, 50, 52, 63, 69, 71, 72, 77 79, 89, 104, 109, 112, 113, 114, 116, 119, 120, 122, 137, 140, 143, 147, 160, 161, 162, 163, 168, 171, 176, 182, 184, 191 , 194, 195, 198, 203, 204, 207, 209, 211, 214, 220, 221, 222, 231, 235, 236, C.
  • Reactive Green 8, 12, 15, 19, 21, C. I. Reactive Brown; 2, 7, 9, 10, 11, 17, 18, 19, 21, 23, 31, 37, 43, 46, C.
  • Acid Orange 3, 7, 8, 10, 19, 22, 24, 51, 51S, 56, 67, 74, 80, 86, 87, 88, 89, 94, 95, 107, 108, 116, 122, 127 140, 142, 144, 149, 152, 156, 162, 166, 168, C. I.
  • Acid Violet ; 17, 19, 21, 42, 43, 47, 48, 49, 54, 66, 78, 90, 97, 102, 109, 126, C.
  • I. Acid Blue 1, 7, 9, 15, 23, 25, 40, 61: 1, 62, 72, 74, 80, 83, 90, 92, 103, 104, 112, 113, 114, 120, 127, 127: 1, 128, 129, 138, 140, 142, 156, 158, 171, 182, 185, 193, 199, 201, 203, 204, 205, 207, 209, 220, 221, 224, 225, 229, 230, 239, 258, 260, 264, 277: 1, 278, 279, 280, 284, 290, 296, 298, 300, 317, 324, 333, 335, 338, 342, 350, C.
  • Direct Yellow 8, 9, 10, 11, 12, 22, 27, 28, 39, 44, 50, 58, 86, 87, 98, 105, 106, 130, 137, 142, 147, 153, C.
  • Direct Orange 6, 26, 27, 34, 39, 40, 46, 102, 105, 107, 118, C.
  • Direct Red 2, 4, 9, 23, 24, 31, 54, 62, 69, 79, 80, 81, 83, 84, 89, 95, 212, 224, 225, 226, 227, 239, 242, 243 254, C.
  • Direct Violet 9, 35, 51, 66, 94, 95, C. I.
  • Direct Blue 1, 15, 71, 76, 77, 78, 80, 86, 87, 90, 98, 106, 108, 160, 168, 189, 192, 193, 199, 200, 201, 202, 203, 218 225, 229, 237, 244, 248, 251, 270, 273, 274, 290, 291, C.
  • Direct Green 26, 28, 59, 80, 85, C.
  • Direct Brown 44, 44: 1, 106, 115, 195, 209, 210, 212: 1, 222, 223, C. I.
  • Direct Black 17, 19, 22, 32, 51, 62, 108, 112, 113, 117, 118, 132, 146, 154, 159, 169
  • Carbon black C. I. Pigment Yellow; 1, 3, 12, 13, 14, 16, 17, 43, 55, 74, 81, 83, 109, 110, 120, 138, 150, C. I. Pigment Orange; 13, 16, 34, 43, C. I. Pigment Red; 2, 5, 8, 12, 17, 22, 23, 41, 112, 114, 122, 123, 146, 148, 149, 150, 166, 170, 220, 238, 245, 258, C. I. Pigment Violet; 19, 23, C. I. Pigment Blue; 15, 15: 1, 15: 3, 15: 4, 15: 5, 15: 6, 29, C. I. Pigment Brown 22, C. I. Pigment Black; 1, 7, C. I. Pigment White 6, Etc.
  • the content of the color material contained in the ink is preferably 0.1 to 20% by mass, and more preferably 0.2 to 13% by mass.
  • Water-soluble organic solvent As the water-soluble organic solvent used in the recording ink according to the present invention, the same water-soluble organic solvent as that used in the above-mentioned pretreatment agent can be used.
  • the content of the water-soluble organic solvent is preferably 10 to 60% by mass with respect to the total ink mass.
  • surfactant As the surfactant used in the recording ink according to the present invention, the same surfactants as those used in the pretreatment agent described above can be used.
  • surfactants When these surfactants are used, they can be used singly or in combination of two or more.
  • the surfactant in the range of 0.001 to 1.0% by mass with respect to the total mass of the recording ink, The surface tension can be arbitrarily adjusted, which is preferable.
  • an inorganic salt in the recording ink according to the present invention, can be added to the ink in order to keep the ink viscosity and the dye stable and improve the color development.
  • the inorganic salt include sodium chloride, sodium sulfate, magnesium chloride, magnesium sulfate and the like. The present invention is not limited to these.
  • an antiseptic and an antifungal agent can be added to the ink in order to maintain long-term storage stability of the ink.
  • antiseptics and antifungal agents include aromatic halogen compounds (for example, Preventol CMK), methylene dithiocyanate, halogen-containing nitrogen sulfur compounds, 1,2-benzisothiazolin-3-one (for example, PROXEL GXL), etc. Is mentioned.
  • aromatic halogen compounds for example, Preventol CMK
  • methylene dithiocyanate methylene dithiocyanate
  • halogen-containing nitrogen sulfur compounds for example, 1,2-benzisothiazolin-3-one (for example, PROXEL GXL), etc. Is mentioned.
  • the present invention is not limited to these.
  • a disperse dye or pigment when used as a color material, it can be dispersed by mixing a color material, a dispersant, a wetting agent, a medium and any additive and using a disperser.
  • a disperser conventionally known dispersing means such as a ball mill, a sand mill, a line mill, a high-pressure homogenizer, and the like can be used.
  • the average particle size of the disperse dye or pigment is preferably 300 nm or less as the average particle size and 900 nm or less as the maximum particle size. This is because if the average particle size or the maximum particle size exceeds the range specified above, clogging is likely to occur in an ink jet printing method in which light is emitted from a fine nozzle, and stable emission cannot be performed.
  • the average particle diameter can be determined by a commercially available particle size measuring instrument using a light scattering method, an electrophoresis method, a laser Doppler method or the like. Specific examples of the particle diameter measuring apparatus include Zetar Sizer 1000 manufactured by Malvern.
  • Dispersants preferably used in the ink according to the present invention include, for example, a formalin condensate of sodium creosote oil sulfonate (eg, demole C), a formalin condensate of sodium cresolsulfonate and sodium 2-naphthol-6-sulfonate.
  • a formalin condensate of sodium creosote oil sulfonate eg, demole C
  • a formalin condensate of sodium cresolsulfonate eg, demole C
  • 2-naphthol-6-sulfonate sodium 2-naphthol-6-sulfonate
  • Formalin condensate, lignin sulfonate eg, Vanillex RN
  • sodium paraffin sulfonate eg, Efcol 214
  • copolymer of ⁇ -olefin and maleic anhydride eg, Florene G-7
  • acrylic polymer active agent for example, Joncryl series
  • the amount of the dispersant used is preferably 20 to 200% by mass with respect to the color material. If the amount of the dispersant is small, it is difficult to make fine particles, and the dispersion stability is also lowered. If the amount of the dispersant is too large, the formation of fine particles and the dispersion stability is inferior, and the viscosity becomes high. These dispersants may be used alone or in combination.
  • preferable wetting agents for dispersion include, for example, sodium dodecylbenzenesulfonate, sodium 2-ethylhexylsulfosuccinate, sodium alkylnaphthalenesulfonate, ethylene oxide adduct of phenol, ethylene oxide adduct of acetylenic diol, etc. It is.
  • the dispersing agent and wetting agent may be used in addition to the wetting ability, atomization ability, and dispersion stability. It is necessary to select in consideration of foaming during dispersion, gelation of the dispersion, fluidity of the dispersion, and the like. Dispersants and wetting agents affect the dyeability, dyeing rate, leveling, transferability, color tone, fastness, etc. of the fabric, and when developing at high temperatures, It is preferable to select in consideration of non-uniform dyeing due to tarring of the agent. Since there is no dispersant that satisfies all of the above requirements, it is necessary to select an optimal dispersant according to the color material to be dispersed and to add an antifoaming agent or the like as necessary.
  • the material constituting the fabric to be used is not particularly limited as long as it contains fibers that can be dyed with a colorant. Among them, cotton, silk, hemp, wool, nylon fibers, rayon fibers, among others. At least one selected from acetate fiber, polyester fiber, and blends thereof is preferable.
  • the above-described fibers may be any form such as a woven fabric, a knitted fabric, and a non-woven fabric.
  • the fabric that can be used in the present invention is preferably 100% of fibers that can be dyed with a coloring material, but a mixed woven fabric or a mixed non-woven fabric can also be used as a textile for printing. Further, the thickness of the yarn constituting the fabric as described above is preferably in the range of 10 to 100d.
  • the cleaning agent used for cleaning include alkalis such as sodium hydroxide and sodium carbonate, surfactants such as anionic surfactants and nonionic surfactants, enzymes, and the like.
  • Inkjet printing method In the ink jet textile printing method for printing on a cloth, it is desirable to wind up the printed cloth after emitting the ink, develop a color by heating (coloring step), and wash and dry the cloth.
  • ink-jet textile printing ink is printed on a cloth and simply left unattended, it does not dye well. Also, when printing on a long fabric for a long time, the fabric will come out endlessly, so the fabric printed on the floor will take up some space, which is unsafe and unexpectedly dirty. May end up. Therefore, it is necessary to perform a winding operation after printing. During this operation, a medium not related to printing, such as paper, cloth, or vinyl, may be sandwiched between the cloths. However, it is not always necessary to wind up when cutting in the middle or short fabric.
  • the color development step is a step of developing the original hue of ink by adhering and adhering to the fabric the dye in the ink that has only adhered to the fabric surface after printing and is not sufficiently adsorbed and fixed to the fabric.
  • steaming by steam, baking by dry heat, thermosol, HT steamer by superheated steam, HP steamer by pressurized steam, etc. are used. They are appropriately selected depending on the material to be printed, ink, and the like. Further, the printed fabric may be immediately heat-treated, heat-treated after a while, or may be dried / colored according to the application, and any method may be used in the present invention.
  • the compound used as the carrier is preferably a compound having characteristics such as large dyeing acceleration, simple use, stable, low burden on human body and environment, easy removal from the fiber, and no influence on dye fastness.
  • the carrier include o-phenylphenol, p-phenylphenol, methylnaphthalene, alkyl benzoate, alkyl salicylate, chlorobenzene, diphenyl such as diphenyl, ethers, organic acids, hydrocarbons and the like.
  • the carrier may be preliminarily adsorbed on the fibers of the fabric used for inkjet printing, or may be included in the inkjet ink.
  • the method is selected according to the material and ink to be printed. For example, in the case of polyester, treatment is generally performed with a mixed solution of caustic soda, a surfactant, and hydrosulfite. The method is usually carried out in a continuous type such as an open soaper or a batch type using a liquid dyeing machine, and any method may be used in the present invention.
  • washed fabric After drying, drying is necessary. After the washed fabric is squeezed or dehydrated, it is dried or dried using a dryer, heat roll, iron or the like. Infrared heaters can also be used.
  • the pretreatment agent can be applied onto the fabric using an inkjet head (hereinafter also simply referred to as a head).
  • a head By applying the pretreatment agent with the head, it is possible to uniformly apply the necessary amount evenly to the necessary site.
  • the head for applying the pretreatment agent can be mounted on a carriage separate from the carriage on which the head for applying the recording ink is mounted, or can be mounted on the same carriage.
  • a drying device for drying the pretreatment agent after applying the pretreatment agent and before applying the recording ink.
  • a drying device for drying the pretreatment agent on the carriage.
  • the head used for discharging the pretreatment agent and the recording ink can be selected from various methods such as a piezo method, a thermal method, and a continuous method.
  • the piezo method and the continuous method are preferable because they are highly likely to be stably ejected even with an ink containing a polymer material.
  • the piezo method is preferable because of its small size and high integration.
  • the textile printing apparatus of the present invention preferably has a drying means for drying the fabric after applying the pretreatment agent on the fabric.
  • the pretreatment agent in the drying step of the pretreatment agent, it is preferable to dry to the extent that the function of the applied pretreatment agent is expressed to the maximum.
  • the pretreatment agent is applied to the fabric as much as possible because the application of the pretreatment agent increases the total ink amount in combination with the subsequent recording ink recording, thereby facilitating bleeding. It is preferable to dry the moisture of the agent and the organic solvent.
  • the drying means used, the drying means using a heat roller, the drying means using a means for irradiating microwaves, etc. can be appropriately selected and used.
  • FIG. 1 is a partial schematic diagram showing an example of the configuration of a textile printing apparatus.
  • FIG. 1 shows an adhesive belt of a textile printing apparatus, a roller for driving the adhesive belt, a carriage equipped with an ink jet head for applying a pretreatment agent, and drying for drying the fabric after applying the pretreatment agent to the fabric.
  • Textile printing apparatus capable of being used in the present invention, showing only means, a carriage equipped with an ink jet head for applying recording ink to the cloth, and a drying means for drying the cloth after applying the recording ink to the cloth.
  • a control means for applying a pretreatment agent and recording ink is provided.
  • an adhesive belt 1 is an adhesive belt that is held by a support roll 2 and a transport roll 3 and has an adhesive means, particularly preferably a base paste, on an endless base material belt.
  • the fabric P conveyed from the right direction is sandwiched between the nip roll 4 and the adhesive belt 1 and fixed to the adhesive belt 1.
  • the pretreatment agent is applied to the fabric from the pretreatment agent discharge head mounted on the carriage 5A and then blown with temperature-controllable air or warm air.
  • the fan 7A and the heating element 8A are provided inside.
  • the applied pretreatment agent is dried by the provided warm air applying means 6A.
  • the recording ink is applied onto the fabric from the recording ink discharge head mounted on the carriage 5B to form an image, and then the fabric is dried by the warm air applying means 6B.
  • FIG. 2 is a partial schematic view of the carriage 5A of the textile printing apparatus shown in FIG. 1 as viewed from above.
  • the pretreatment agent is applied to the fabric conveyed from the upper side by the pretreatment agent discharge head.
  • PT denotes a pre-processing agent ejection head
  • X 1 represents a main scanning direction of the carriage
  • X 2 represents a conveyance direction of the fabric.
  • FIG. 3 is a partial schematic view of the carriage 5B of the textile printing apparatus shown in FIG. 1 as viewed from above.
  • recording ink is applied to the fabric conveyed from the upper side of the drawing by a recording ink discharge head.
  • C, M, Y, and K indicate recording ink ejection heads corresponding to cyan, magenta, yellow, and black inks, respectively.
  • X 1 is also expressed in the main scanning direction of the carriage, X 2 represents a conveyance direction of the fabric.
  • FIG. 4 is a partial schematic diagram showing another example of the configuration of the textile printing apparatus.
  • the textile printing apparatus shown in FIG. 4 is an example in which an ink jet head for applying a pretreatment agent and an ink jet head for applying recording ink are mounted on the same carriage with respect to the textile printing apparatus shown in FIG.
  • the carriage 5 is equipped with both an inkjet head for applying a pretreatment agent and a recording ink ejection head for applying recording ink.
  • the structure of the textile printing apparatus can be made simple and compact.
  • FIG. 5 is a partial schematic view of the carriage 5 of the textile printing apparatus shown in FIG. 4 as viewed from above.
  • Recording ink discharge heads C to Y and a pretreatment agent discharge head PT are arranged on the carriage.
  • Y dye C.I. I. Reactive Yellow95 M dye: C.I. I. Reactive Red24 C dye: C.I. I. Reactive Blue 72 Bk dye: C.I. I. Reactive Black39 + C. I. Reactive Brown11 EG: Ethylene glycol PG: Propylene glycol Gly: Glycerin E1010: Olphine E1010 (Acetylene glycol-based activator, manufactured by Nissin Chemical Industry Co., Ltd.) (Preparation of acid dye ink) Each material shown in Table 2 was mixed by stirring and dissolved, then filtered through a 0.2 ⁇ m PTFE filter, and then degassed to prepare inks AY, AM, AC, and ABk.
  • Y dye C.I. I. Acid Yellow 79 M dye: C.I. I. Acid Red 249 C dye: C.I. I. Direct blue 87 Bk dye: C.I. I. Acid Black 52: 1 DEG: Diethylene glycol
  • Gly Glycerin (Preparation of disperse dye ink) (Preparation of dye dispersion) The following compositions were dispersed using a sand grinder to prepare dye dispersions Y1, M1, C1, and K1, respectively. Dispersion stopped when the average particle size reached 200 nm.
  • Disperse dye (dispersed dye species listed in Table 3) 25 parts Glycerin 25 parts Ion-exchanged water 25 parts Dispersant A (sodium lignin sulfonate, Vanillex RN, Nippon Paper Industries) 12 parts Dispersant B (Floren G-700, manufactured by Kyoeisha Chemical Co., Ltd.) 3 parts
  • EG Ethylene glycol DES: Diethylhexyl sulfosuccinate sodium
  • GXL Proxel GXL (S) (Avisia)
  • the reactive dye ink, acid dye ink, and disperse dye ink prepared according to the above method are used to pass the ink through a gas-permeable hollow fiber membrane (manufactured by Mitsubishi Rayon), and the outer surface side of the hollow fiber membrane is covered.
  • the dissolved gas in the ink was removed by reducing the pressure with a water flow aspirator. After degassing, these inks were filled into vacuum packs to prevent air from entering.
  • Pretreatment agent preparation Pretreatment agents PT-1 to PT-10 having the formulations shown in Table 5 were prepared by the following procedure.
  • the excess pretreatment agent is squeezed using a mangle (VPM-1SUS type, manufactured by Sakurai Dyeing Machine Co., Ltd.) so that the squeeze rate becomes 70%. And then dried at 40 ° C. for 30 minutes to obtain a fabric provided with a pretreatment agent.
  • VPM-1SUS type manufactured by Sakurai Dyeing Machine Co., Ltd.
  • the prepared reactive dye ink was loaded into a textile printer Nassenger-V manufactured by Konica Minolta IJ, and an evaluation image was printed on a fabric provided with the pretreatment agent.
  • the evaluation image is a solid single-color image that outputs 100% of each color of yellow, magenta, cyan, and black when ink is ejected to all pixels at 540 dpi ⁇ 540 dpi, and yellow and magenta.
  • 2-color mixed solid image that outputs 100% of each color to the same area, magenta, cyan 2-color mixed solid image that outputs 100% of each color to the same area, yellow and cyan each color of 100% to the same area
  • the output two-color solid image and the three-color mixed solid image in which each color of yellow, magenta, and cyan was output 100% in the same area were used.
  • dpi represents the number of dots per 2.54 cm.
  • the printed fabric was steamed at a temperature of 100 ° C. for 15 minutes, washed with water, soaped at 60 ° C., further washed with water and dried to obtain print samples 1 to 10.
  • ⁇ A sufficient concentration can be obtained ⁇ : Slightly inferior to ⁇ , but a practically sufficient concentration can be obtained ⁇ : A practically insufficient concentration can be obtained ⁇ : A practically insufficient concentration can be obtained ( Evaluation of bleed resistance)
  • the boundary area between the printed solid image part and the white background part was observed for the occurrence of blur using a loupe, and the blur resistance was evaluated according to the following criteria. No occurrence of image formation is observed at all, and the image is extremely clear. O: No occurrence of blur is observed up to the boundary portion of the solid image of the two colors, and the image is extremely clear. Slight blurring is observed at the boundary of the solid image of the three colors, but the image is clear and good.
  • Table 8 shows the results obtained as described above.
  • the printed fabric was steamed at a temperature of 100 ° C. for 30 minutes, washed with water, soaped at 40 ° C., further washed with water and dried to obtain print samples 19 to 28.
  • Print samples 29 to 36 were prepared in the same procedure as in Examples 19 to 28.
  • the printed fabric was steamed at a temperature of 130 ° C. for 30 minutes, washed with water, soaped at 80 ° C., further washed with water and dried to obtain print samples 37 to 46.
  • Print samples 47 to 54 were produced in the same procedure as in Examples 37 to 46.
  • the hydrotropic agent was dissolved.
  • propylene glycol and triethylene glycol monobutyl ether were dissolved, and further polyethylene glycol 6000 was dissolved.
  • the obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, then divided into two and filled in a vacuum pack, and one was stored at 60 ° C. for 1 week. The other was stored at room temperature.
  • the pretreatment agent was deaerated by the same method as that for the recording ink described above.
  • the pretreatment agent prepared according to the above method is introduced into the pretreatment agent ejection head of the carriage 5A, and the above-described reactive dye inks RY, RM, RC, RBk are used as the recording inks in the recording ink ejection head of the carriage 5B.
  • the above-described reactive dye inks RY, RM, RC, RBk are used as the recording inks in the recording ink ejection head of the carriage 5B.
  • the pretreatment agent was uniformly applied to the entire surface of the fabric from the pretreatment agent discharge head of the carriage 5 ⁇ / b > A so as to give an amount of 12 ml / m 2 . It was made to dry with the warm air provision means 6A.
  • the recording ink was applied to the fabric from the recording ink discharge head of the carriage 5B, the evaluation image was printed, and then dried by the hot air applying means 6B.
  • the evaluation images were the same as those used in Examples 1 to 10, and the amount of recording ink applied to the single-color solid image was 9 ml / m 2 .
  • the fabric cotton lawn and canvas were used.
  • the interval between the carriage 5A and the carriage 5B was adjusted so that the interval from when the pretreatment agent was applied to the fabric until the recording ink was applied to the same position was 60 seconds.
  • the printed fabric was steamed at a temperature of 100 ° C. for 15 minutes, washed with water, soaped at 60 ° C., further washed with water and dried to obtain a print sample.
  • the pretreatment agent prepared in Examples 55 to 70 is introduced into the pretreatment agent discharge head PT of the carriage 5, and the above-described reactive dye ink is used as the recording ink in the recording ink discharge heads Y, M, C, and K. RY, RM, RC and RBk were introduced.
  • the pretreatment agent is uniformly applied to the entire surface of the fabric from the pretreatment agent discharge head PT of the carriage 5 so as to give an amount of 12 ml / m 2 . And dried by a far infrared heater IR.
  • the recording ink was applied to the fabric from the recording ink discharge heads Y, M, C, and K, and the evaluation image was printed, and then dried by the far infrared heater IR.
  • the evaluation images were the same as those used in Examples 1 to 10, and the amount of recording ink applied to the single-color solid image was 9 ml / m 2 .
  • the fabric cotton lawn and canvas were used.
  • the pretreatment agent ejection head and the recording ink ejection head are arranged so that the interval between the application of the pretreatment agent to the fabric and the application of the recording ink to the same position is 5 seconds and 10 seconds. The interval a was adjusted.
  • the printed fabric was steamed at a temperature of 100 ° C. for 15 minutes, washed with water, soaped at 60 ° C., further washed with water and dried to obtain a print sample.
  • the 2-imidazo of the present invention is used. It can be seen that sufficient color developability can be obtained when a pretreatment agent containing a ridinone derivative is used.
  • Pretreatment agent preparation Pretreatment agents having the formulations shown in Table 20 were prepared in the same procedure as in Examples 55 to 70. The obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, and then filled into a vacuum pack.
  • Example 96 to 111 (Pretreatment agent preparation) A pretreatment agent having the formulation shown in Table 22 was prepared by the following procedure.
  • the hydrotropic agent was dissolved.
  • propylene glycol and triethylene glycol monobutyl ether were dissolved, and further, resist liquid and polyethylene glycol 6000 were dissolved in this order.
  • the obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, then divided into two and filled in a vacuum pack, and one was stored at 60 ° C. for 1 week. The other was stored at room temperature.
  • the pretreatment agent prepared according to the above method is introduced into the pretreatment agent discharge head of the carriage 5A, and the acid dye inks AY, AM, AC, ABk described above are used as the recording ink in the recording ink discharge head of the carriage 5B.
  • the acid dye inks AY, AM, AC, ABk described above are used as the recording ink in the recording ink discharge head of the carriage 5B.
  • the pretreatment agent was uniformly applied to the entire surface of the fabric from the pretreatment agent discharge head of the carriage 5 ⁇ / b > A so as to give an amount of 12 ml / m 2 . It was made to dry with warm air provision means 6A.
  • the recording ink was applied to the fabric from the recording ink discharge head of the carriage 5B, the evaluation image was printed, and then dried by the hot air applying means 6B.
  • the evaluation images were the same as those used in Examples 1 to 10, and the amount of recording ink applied to the single-color solid image was 9 ml / m 2 .
  • the fabric used was 12 ⁇ ⁇ ⁇ and 20 ⁇ satin silk. Further, the interval between the carriage 5A and the carriage 5B was adjusted so that the interval from when the pretreatment agent was applied to the fabric until the recording ink was applied to the same position was 60 seconds.
  • the printed fabric was steamed for 30 minutes at a temperature of 100 ° C., washed with water, soaped at 40 ° C., further washed with water and dried to obtain a print sample.
  • the pretreatment agent prepared in Examples 96 to 111 is introduced into the pretreatment agent discharge head PT of the carriage 5, and the above-described acidic dye ink is used as the recording ink in the recording ink discharge heads Y, M, C, and K. AY, AM, AC, ABk were introduced.
  • the pretreatment agent is uniformly applied to the entire surface of the fabric from the pretreatment agent discharge head PT of the carriage 5 so as to give an amount of 12 ml / m 2 . And dried by a far infrared heater IR.
  • the recording ink was applied to the fabric from the recording ink discharge heads Y, M, C, and K, and the evaluation image was printed, and then dried by the far infrared heater IR.
  • the evaluation images were the same as those used in Examples 1 to 10, and the amount of recording ink applied to the single-color solid image was 9 ml / m 2 .
  • the fabric used was 12 ⁇ ⁇ ⁇ and 20 ⁇ satin silk.
  • the pretreatment agent ejection head and the recording ink ejection head are arranged so that the interval between the application of the pretreatment agent to the fabric and the application of the recording ink to the same position is 5 seconds and 10 seconds. The interval a was adjusted.
  • the printed fabric was steamed for 30 minutes at a temperature of 100 ° C., washed with water, soaped at 40 ° C., further washed with water and dried to obtain a print sample.
  • the 2-imidazo of the present invention is used. It can be seen that sufficient color developability can be obtained when a pretreatment agent containing a ridinone derivative is used.
  • Pretreatment agent preparation Pretreatment agents having the formulations shown in Table 25 were prepared in the same procedure as in Examples 96-111. The obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, and then filled into a vacuum pack.
  • Example 137 to 152 (Pretreatment agent preparation) A pretreatment agent having the formulation shown in Table 27 was prepared by the following procedure.
  • citric acid was dissolved in water, and then the hydrotropic agent was dissolved.
  • propylene glycol and triethylene glycol monobutyl ether were dissolved, and EDTA-2Na and polyethylene glycol 6000 were dissolved in this order.
  • the obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, then divided into two and filled in a vacuum pack, and one was stored at 60 ° C. for 1 week. The other was stored at room temperature.
  • the pretreatment agent prepared according to the above method is introduced into the pretreatment agent discharge head of the carriage 5A, and the above-mentioned disperse dye inks DY, DM, DC, DBk are used as recording inks in the recording ink discharge head of the carriage 5B.
  • the above-mentioned disperse dye inks DY, DM, DC, DBk are used as recording inks in the recording ink discharge head of the carriage 5B.
  • the pretreatment agent was uniformly applied to the entire surface of the fabric from the pretreatment agent discharge head of the carriage 5 ⁇ / b > A so as to give an amount of 12 ml / m 2 . It was made to dry with warm air provision means 6A.
  • the recording ink was applied to the fabric from the recording ink discharge head of the carriage 5B, the evaluation image was printed, and then dried by the hot air applying means 6B.
  • the evaluation images were the same as those used in Examples 1 to 10, and the amount of recording ink applied to the single-color solid image was 9 ml / m 2 .
  • polyester decine and polyester double picket both handled by Color Dyeing Co., Ltd. were used. Further, the interval between the carriage 5A and the carriage 5B was adjusted so that the interval from when the pretreatment agent was applied to the fabric until the recording ink was applied to the same position was 60 seconds.
  • the printed fabric was steamed at a temperature of 130 ° C. for 30 minutes, washed with water, soaped at 80 ° C., further washed with water and dried to obtain a print sample.
  • the pretreatment agent prepared in Examples 137 to 152 is introduced into the pretreatment agent discharge head PT of the carriage 5, and the above-mentioned disperse dye ink is used as the recording ink in the recording ink discharge heads Y, M, C, and K. DY, DM, DC, DBk were introduced.
  • the pretreatment agent is uniformly applied to the entire surface of the fabric from the pretreatment agent discharge head PT of the carriage 5 so as to give an amount of 12 ml / m 2 . And dried by a far infrared heater IR.
  • the recording ink was applied to the fabric from the recording ink discharge heads Y, M, C, and K, and the evaluation image was printed, and then dried by the far infrared heater IR.
  • the evaluation images were the same as those used in Examples 1 to 10, and the amount of recording ink applied to the single-color solid image was 9 ml / m 2 .
  • polyester decine and polyester double picket both handled by Color Dyeing Co., Ltd.
  • the pretreatment agent ejection head and the recording ink ejection head are arranged so that the interval between the application of the pretreatment agent to the fabric and the application of the recording ink to the same position is 5 seconds and 10 seconds. The interval a was adjusted.
  • the printed fabric was steamed at a temperature of 130 ° C. for 30 minutes, washed with water, soaped at 80 ° C., further washed with water and dried to obtain a print sample.
  • the 2-imidazo of the present invention is used. It can be seen that sufficient color developability can be obtained when a pretreatment agent containing a ridinone derivative is used.
  • Pretreatment agent preparation Pretreatment agents having the formulations shown in Table 30 were prepared in the same procedure as in Examples 137 to 152. The obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, and then filled into a vacuum pack.
  • Y dye C.I. I. Reactive Yellow95 M dye: C.I. I. Reactive Red24 C dye: C.I. I. Reactive Blue 72 Bk dye: C.I. I. Reactive Black39 + C. I. Reactive Brown11 EG: ethylene glycol PG: propylene glycol Gly: glycerin E1010: olphine E1010 (acetylene glycol-based activator, manufactured by Nissin Chemical Industry Co., Ltd.) (Examples 178 to 180) (Pretreatment agent preparation)
  • Pretreatment agents PT-94 to PT-96 having the formulations shown in Table 35 were prepared by the following procedure.
  • urea was dissolved in water, and then sodium alginate was dissolved.
  • sodium hydrogen carbonate, register liquid, sodium hexametaphosphate, and sunflorene SN were added in this order and mixed well with stirring.
  • Example 181 to 183 (Pretreatment agent preparation) A pretreatment agent having the formulation shown in Table 37 was prepared by the following procedure.
  • urea was dissolved.
  • propylene glycol and triethylene glycol monobutyl ether were dissolved, and further polyethylene glycol 6000 was dissolved.
  • the obtained pretreatment agent was filtered through a 0.2 ⁇ m PTFE filter, then degassed, and then filled into a vacuum pack.
  • the pretreatment agent was deaerated by the same method as that for the recording ink described above.
  • PG Propylene glycol TEGBE: Triethylene glycol monobutyl ether (Butizenol 30, manufactured by Kyowa Hakko Chemical)
  • PEG 6000 polyethylene glycol 6000 (Preparation of print sample) Print samples were prepared in the same procedure as in Examples 71 to 86 using the printer shown in FIGS. However, the amount of the pretreatment agent was 10 ml / m 2, and a cotton lawn was used as the fabric.

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  • Engineering & Computer Science (AREA)
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  • Chemical & Material Sciences (AREA)
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  • General Chemical & Material Sciences (AREA)
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Abstract

La présente invention concerne : le prétraitement de textile par un procédé de jet d'encre, où un effet de prévention des hémorragies ou similaire est efficacement obtenu en appliquant une faible quantité d'un agent de prétraitement sur le textile ; et un agent de prétraitement qui est exempt de détérioration au cours du temps et peut survivre à la conservation à long terme. La présente invention concerne spécifiquement un agent de prétraitement de textile pour l'impression de textile à jet d'encre, qui est caractérisé en ce qu'il contient au moins un composé qui est choisi dans le groupe constitué de la 2-imidazolidinone et de dérivés de celle-ci.
PCT/JP2010/072737 2009-12-24 2010-12-17 Agent de prétraitement de textile pour l'impression de textile à jet d'encre, procédé pour prétraiter un textile, et protéine d'impression de textile Ceased WO2011078068A1 (fr)

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JP2022014927A (ja) * 2020-07-08 2022-01-21 コニカミノルタ株式会社 インクジェット捺染用インクセット及びインクジェット捺染方法
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US11447648B2 (en) 2004-05-30 2022-09-20 Kornit Digital Ltd. Process and system for printing images on absorptive surfaces
US11629265B2 (en) 2017-10-22 2023-04-18 Kornit Digital Ltd. Low-friction images by inkjet printing
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US11098214B2 (en) 2016-10-31 2021-08-24 Kornit Digital Ltd. Dye-sublimation inkjet printing for textile
EP3532548A4 (fr) * 2016-10-31 2020-07-22 Kornit Digital Ltd. Impression par jet d'encre par sublimation de colorant pour textile
US11629265B2 (en) 2017-10-22 2023-04-18 Kornit Digital Ltd. Low-friction images by inkjet printing
JP2021059808A (ja) * 2019-10-07 2021-04-15 株式会社リコー 捺染方法および捺染装置
JP2022014927A (ja) * 2020-07-08 2022-01-21 コニカミノルタ株式会社 インクジェット捺染用インクセット及びインクジェット捺染方法
JP7532961B2 (ja) 2020-07-08 2024-08-14 コニカミノルタ株式会社 インクジェット捺染用インクセット及びインクジェット捺染方法
CN114687225A (zh) * 2020-12-25 2022-07-01 精工爱普生株式会社 喷墨印染用处理液组合物、油墨组及记录方法
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EP4019694A1 (fr) * 2020-12-25 2022-06-29 Seiko Epson Corporation Composition de solution de traitement pour impression sur textile à jet d'encre, kit d'encre et procédé d'enregistrement
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