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WO2019039449A1 - Composition d'encre d'impression offset du type à séchage par polymérisation oxydative et imprimé - Google Patents

Composition d'encre d'impression offset du type à séchage par polymérisation oxydative et imprimé Download PDF

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Publication number
WO2019039449A1
WO2019039449A1 PCT/JP2018/030755 JP2018030755W WO2019039449A1 WO 2019039449 A1 WO2019039449 A1 WO 2019039449A1 JP 2018030755 W JP2018030755 W JP 2018030755W WO 2019039449 A1 WO2019039449 A1 WO 2019039449A1
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WIPO (PCT)
Prior art keywords
less
mass
printing ink
ink composition
offset printing
Prior art date
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Ceased
Application number
PCT/JP2018/030755
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English (en)
Japanese (ja)
Inventor
雅和 高橋
はるか 河田
英司 桶村
圭祐 若原
清信 今井
康裕 伊東
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DIC Graphics Corp
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DIC Graphics Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by DIC Graphics Corp filed Critical DIC Graphics Corp
Priority to JP2019537414A priority Critical patent/JP6963013B2/ja
Priority to CN201880055638.1A priority patent/CN111065695A/zh
Publication of WO2019039449A1 publication Critical patent/WO2019039449A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/08—Printing inks based on natural resins

Definitions

  • the present invention relates to an oxidative polymerization dry type offset printing ink composition and a printed matter printed using the oxidative polymerization dry type offset printing ink composition.
  • the oxidatively polymerizable components contained in the varnish are polymerized by oxygen in the air to form a cured film.
  • a drier such as a metal salt of an organic acid such as octylic acid and a transition metal such as cobalt or manganese is generally blended.
  • a thermal drying method may be used in combination.
  • Patent Document 1 Although powder dispersion as described in Patent Document 1 is effective for preventing offset, the gloss of the printed material is reduced, or the adhesion between the film and the paper surface is reduced when, for example, a polypropylene film is attached to a printing surface as post-processing. There is a risk of problems such as In addition to the scattering and floating of powder around the printing machine to deteriorate the working environment, the scattered powder may promote the wear of the printing machine.
  • the present invention has been made in view of such circumstances, and it is an oxidation polymerization drying type offset printing ink which prevents offset even when powder is not applied or when the amount of powder applied is reduced more than before. It is intended to provide a composition.
  • the present invention provides a varnish comprising a rosin-modified phenolic resin having a cloud point of 100 ° C. to 210 ° C. of AF Solvent No. 6, a drier, a pigment, and a petroleum wax having a melting point of 80 ° C. or less and normal paraffins.
  • the viscosity is 10 Pa ⁇ s or more and 60 Pa ⁇ s or less
  • the content of normal paraffin is 0.1 mass% or more and 3 mass% or less
  • the content of pigment is within the specified range.
  • the present invention relates to an oxidative polymerization dry type offset printing ink composition characterized by being contained therein.
  • the oxidative polymerization dry type offset printing ink composition of the present invention it is possible to make the reverse resistance of the printed matter favorable.
  • the oxidative polymerization dry type offset printing ink composition of the present invention is characterized by containing a varnish, a drier, a pigment and a petroleum wax.
  • a varnish, a drier, a pigment and a petroleum wax are examples of a varnish, a varnish, a drier, a pigment and a petroleum wax.
  • the varnish used in the printing ink of the present invention contains, as an essential component, a rosin-modified phenolic resin having a cloud point of 100 ° C. or more and 210 ° C. or less of AF Solvent No. 6, and if necessary, other resins, vegetable oils or fatty acid esters Or mixtures thereof, petroleum solvents, chelating agents, other auxiliary agents, etc. by heating and dissolving.
  • the cloud point of AF solvent No. 6 refers to NO mass part No. CHEMICAL MORTECTOR CHEMONTORONIC II, and 180 parts by mass of AF solvent No. 6 (manufactured by JXTG Energy Co., Ltd.) and 20 parts by mass of resin It is the white turbidity lower limit temperature at the time of heating and mixing.
  • Such rosin-modified phenolic resin can be obtained by, for example, resol having an average number of nuclei of 1.5 to 3.0 obtained by heating reaction of formaldehyde and / or paraformaldehyde with phenols, rosins and a polyhydric alcohol Resin obtained by reacting with a rosin ester resin obtained by the reaction of (1) or a resol having an average number of nuclei of 1.5 to 3.0 and a rosin, and then esterified with a polyhydric alcohol The resulting resin can be used.
  • phenols used for preparation of resol include phenol, cresol, amylphenol, p-tertiary butylphenol, p-octylphenol, p-nonylphenol, p-dodecylphenol, bisphenol A and the like, among which p-tertiary It is preferable to use an alkylphenol having a substituent having 4 to 12 carbon atoms at the para position such as butylphenol, p-octylphenol, p-nonylphenol, p-dodecylphenol and the like.
  • rosins conventionally known ones can be used without particular limitation.
  • a gum rosin, wood rosin, tall oil rosin, polymerized rosin, acid-modified rosin, and those rosins purified by distillation or the like can be mentioned.
  • an acid-modified rosin it is preferable to use a dibasic acid or an anhydride thereof as a compound used for modifying the rosin.
  • Fumaric acid, maleic acid, maleic anhydride, adipic acid, itaconic acid, phthalic acid, isophthalic acid, terephthalic acid, trimellitic anhydride and the like can be mentioned.
  • fumaric acid, maleic acid and maleic anhydride are preferably used.
  • polyhydric alcohols examples include glycerin, diglycerin, trimethylolethane, trimethylolpropane, ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, neopentyl glycol, pentaerythritol, dipentaerythritol, and sorbitol. Among them, glycerin and pentaerythritol are preferably used.
  • the weight average molecular weight of the rosin-modified phenolic resin having a cloud point of 100 ° C. or more and 210 ° C. or less of AF Solvent No. 6 is preferably 15,000 or more, and more preferably 30,000 or more. Moreover, it is preferable that it is 150,000 or less.
  • the weight average molecular weight in this specification is a value measured by the gel permeation chromatography (GPC) of the following conditions.
  • the rosin-modified phenolic resin having a cloud point of 100 ° C. or more and 210 ° C. or less of the AF solvent No. 6 used in the present invention preferably has a softening point of 150 ° C. or more, more preferably 160 ° C. or more. Moreover, it is preferable that a softening point is 200 degrees C or less.
  • the softening point in this specification is measured by the ring and ball method in accordance with JIS K 5601-2-2.
  • a brass ring filled with a sample is held horizontally in a glycerin bath, and Place a constant weight steel ball in the center, raise the bath temperature at a constant speed, gradually soften the sample, descend the steel ball and finally reach the bottom plate with a thickness of 25 mm, with a thermometer reading Let it be the softening point.
  • Rosin resin Rosin resin, rosin modified phenolic resin, rosin ester, petroleum resin, acrylic resin, polyester, alkyd resin, petroleum resin modified rosin / phenol resin, petroleum resin modified rosin ester, petroleum resin modified alkyd resin, alkyd resin modified rosin / phenol resin, Alkyd resin modified rosin ester, acrylic modified rosin / phenol resin, acrylic modified rosin ester, urethane modified rosin / phenol resin, urethane modified rosin ester, urethane modified alkyd resin, epoxy modified rosin / phenol resin, epoxy modified rosin ester, epoxy modified alkyd Resin etc. are illustrated. These resins may be used alone or in combination of two or more.
  • the printing ink of the present invention contains a rosin-modified phenolic resin having a cloud point of 100 ° C. or more and 210 ° C. or less of AF Solvent No. 6 and a resin other than that, AF solvent among the total of resins contained in the printing ink
  • the proportion of the rosin-modified phenolic resin having a cloud point of 100 ° C. or more and 210 ° C. or less at No. 6 is preferably 75% by mass or more, more preferably 85% by mass or more, and 90% by mass or more More preferable.
  • non-drying oils such as castor oil, peanut oil and olive oil, soybean oil, cottonseed oil, rapeseed oil, semi-drying oils such as sesame oil and corn oil, drying oils such as linseed oil, eno oil and soy sauce, regenerated vegetable oil And plant-derived components such as plant esters can be used.
  • the regenerated vegetable oil is a vegetable oil which is recovered from oil used for cooking and the like and regenerated.
  • the regenerated vegetable oil is preferably an oil regenerated with a water content of 0.3% by mass or less, an iodine value of 90 or more, and an acid value of 3 or less, more preferably an iodine value of 100 or more.
  • fatty acid esters examples include soybean oil fatty acid methyl ester, soybean oil fatty acid butyl ester, soybean oil fatty acid isobutyl ester, soybean oil fatty acid 2-ethylhexyl ester, linseed oil fatty acid butyl ester, linseed oil fatty acid isobutyl ester, tall oil fatty acid butyl ester Ester, tall oil fatty acid 2-ethylhexyl ester, tall oil octyl ester, tall oil fatty acid pentaerythritol ester, palm oil fatty acid methyl ester, palm oil fatty acid butyl ester, palm oil fatty acid isobutyl ester, palm oil fatty acid 2-ethylhexyl ester, castor oil Examples thereof include fatty acid methyl esters, castor oil fatty acid butyl esters, castor oil fatty acid isobutyl esters, and castor oil fatty acid 2-ethylhexy
  • hydrocarbons having 6 to 20 carbon atoms are preferably used.
  • paraffin solvents such as n-pentane, isopentane, n-hexane, 2-methylpentane, n-heptane, n-octane, trimethylpentane and the like, naphthenes such as cyclohexane, cyclohexylmethane, octadecylcyclohexane, methylisopropylcyclohexane and the like
  • a system solvent "AF Solvent No. 4", "AF Solvent No. 5", "AF Solvent No. 6", “AF Solvent No. 7" manufactured by JXTG Energy Co., Ltd., etc. may be mentioned.
  • the chelating agent is, for example, a derivative of aluminum n-butoxide, aluminum-iso-butoxide or aluminum-sec-butoxide, and one of each group of n-butoxy group, iso-butoxy group and sec-butoxy group is Ethyl acetate or a compound substituted with methylacetoacetate can be used.
  • the color pigment used in the printing ink of the present invention is not particularly limited, and various organic pigments and inorganic pigments can be used.
  • various organic pigments and inorganic pigments can be used.
  • the yellow pigment Disazo Yellow (Pigment Yellow 12, Pigment Yellow 13, Pigment Yellow 17, Pigment Yellow 1), Hansa Yellow, etc. may be mentioned, and as the red pigment, Brilliant Carmine 6B, Lake Red C, Watching Red, etc. Can be mentioned.
  • the base pigment include phthalocyanine blue, phthalocyanine green and alkali blue
  • examples of the black pigment include furnace carbon black, carbon black such as channel black, and aniline black.
  • the printing ink of the present invention is used by adjusting it to have a viscosity of 10 Pa ⁇ s or more and 60 Pa ⁇ s or less as measured by a method using an L-shaped viscometer described in JIS K5701-1.
  • the content of the pigment contained in the printing ink of the present invention is such that the content of the yellow pigment in the yellow ink is 7% by mass to 15% by mass of the printing ink, and the content of the red pigment in the red ink is printed 13% by mass or more and 20% by mass or less of the ink, the content of the amber pigment in the amber ink is 16% by mass or more and 23% by mass or less, and the content of the black pigment in the black ink is 17% by mass or more and 24% by mass or less It is.
  • an extender pigment may be contained.
  • the extender pigment is not particularly limited, and may be one or more kinds of publicly known pigments such as clay such as wax clay, talc, barium sulfate, calcium carbonate, ground calcium carbonate, barium carbonate, silica, bentonite, titanium oxide, etc. It can be used.
  • any dryer that is usually used for oxidative polymerization drying type printing inks can be used without particular limitation.
  • a metal such as cobalt, manganese, lead, iron, zinc, calcium, cerium, rare earth, etc. and a carboxylic acid such as octylic acid, naphthenic acid, neodecanoic acid, tung oil, linseed oil acid, soybean oil acid, resin acid Salts, that is, metal soaps, or borates with metals such as cobalt, manganese, lead, iron, zinc, calcium, cerium, rare earth and the like can be mentioned.
  • These dryers may be used alone or in combination of two or more.
  • the petroleum wax used for the printing ink of the present invention has a melting point of 80 ° C. or less and is solid at normal temperature. It is preferable to use one having a melting point of 50 ° C. or higher in order to further improve the reverse transfer resistance.
  • the petroleum wax is an amorphous one obtained by refining petroleum. Normal paraffins, isoparaffins, cycloparaffins, and mixtures thereof are exemplified. In the present invention, those containing 80% by mass or more of normal paraffins are preferably used, and those containing 85% by mass or more of normal paraffins are more preferable.
  • the petroleum wax may be added as it is to the printing ink, but is preferably added as a compound obtained by cooling to room temperature after heating and stirring with a solvent.
  • a solvent to be used at this time the same ones as those used for the adjustment of the varnish described above can be appropriately used, and there is no particular limitation.
  • the petroleum wax is preferably used so that the content of normal paraffin is 0.1% by mass or more of the printing ink.
  • the content of wax is preferably 3% by mass or less of printing ink, and is preferably 1% by mass or less. Preferably it is 0.5 mass% or less.
  • the printing ink of the present invention preferably contains particles having an average particle diameter D50 of not less than 2 ⁇ m and not more than 7 ⁇ m in addition to the petroleum wax described above.
  • D50 is also called a median diameter, and represents 50% of the cumulative particle size distribution curve based on volume, counting from the particle size smaller in the particle size distribution.
  • Such particles may be spherical or amorphous. Examples thereof include polyethylene wax, polytetrafluoroethylene wax, Fischer-Tropsch wax, resin particles and composites thereof, and one or more of them may be used in combination. By using such particles in combination with the petroleum wax, it is possible to improve the reverse transfer resistance and the post-processability (sliding property).
  • starch in addition to the petroleum wax described above.
  • the reverse transfer resistance can be further improved.
  • one having an average particle diameter D50 of 10 ⁇ m to 20 ⁇ m is preferable to use.
  • the total content of particles having an average particle diameter D50 of 2 ⁇ m to 7 ⁇ m and a starch having an average particle diameter D50 of 10 ⁇ m to 20 ⁇ m in the printing ink is preferably 0.5 mass% or more, 3.0 mass It is preferable that it is% or less.
  • the printing ink of the present invention comprises phosphoric acid, ammonium salt of phosphoric acid, alkali metal salt of phosphoric acid, alkaline earth metal dihydrogen salt of phosphoric acid, citric acid, ammonium salt of citric acid, alkali metal salt of citric acid, It is preferred to include one or more stain inhibitor particles selected from the group consisting of magnesium salts of citric acid.
  • the content of the stain inhibitor particles is preferably 0.01% by mass or more and 0.5% by mass or less of the printing ink, and more preferably 0.01% by mass or more and 0.2% by mass or less. The amount of dampening water used during printing can be suppressed, setting delay can be prevented, and back-off resistance can be improved.
  • the printing ink of the present invention may optionally contain auxiliary agents such as anti-skinning agents, viscosity modifiers, dispersants, anti-stain agents other than those described above, emulsion modifiers, antioxidants and the like.
  • auxiliary agents such as anti-skinning agents, viscosity modifiers, dispersants, anti-stain agents other than those described above, emulsion modifiers, antioxidants and the like.
  • these assistants conventionally known ones can be suitably used.
  • the reason why the printing ink of the present invention is excellent in reverse transfer resistance is presumed as follows.
  • the setting time when printing on coated paper or mat-coated paper is shortened by using a rosin-modified phenolic resin having a cloud point of 100 ° C. or more and 210 ° C. or less for AF Solvent No. 6.
  • the combination of the rosin-modified phenolic resin of the present invention and a petroleum wax is low in compatibility and easily separated after printing.
  • the viscosity of the printing ink is 10 Pa ⁇ s or more and 60 Pa ⁇ s or less, and by setting the pigment concentration at that time to the above-mentioned range, the piling property and the flowability are excellent, and the water taken into the ink coating at the time of printing The amount is appropriate and can prevent set delay. This makes it possible to effectively prevent the offset.
  • the printing ink of the present invention alone reduces, for example, the amount of powder applied even if the yellow ink of the present invention and ordinary (not using the present invention) red ink, black ink, black ink are used in combination, and Settling can be prevented. Furthermore, when the yellow ink, the red ink, the black ink and the black ink of the present invention are used as a set, the time until the printing ink printed on the paper can be set more effectively can be shortened, and the reverse transfer resistance is good. It can be
  • the printing ink of the present invention can be produced by a conventionally known method using the above-mentioned raw materials.
  • a solvent and other additives are added as necessary, and after thorough premixing with a stirrer, milling is performed with a shot mill, roll mill or the like. After milling, the varnish, petroleum-based solvent, vegetable oil, other waxes, additives such as antioxidants, emulsion modifiers and the like are added and thoroughly mixed with stirring.
  • the petroleum wax may be added at the time of premixing, or may be added after milling.
  • the amount of these raw materials is adjusted in accordance with the viscosity and flowability required for the printing ink. Moreover, the addition time of these raw materials is not fixed, and is appropriately adjusted based on the mixing state.
  • the printed matter of the present invention is obtained by printing using a printing ink composition as described above by a lithographic offset printing press.
  • the substrate is not particularly limited, and conventionally known ones can be used, but it is particularly suitable for printing on coated paper, matte coated paper, and wood free paper.
  • the printed matter of the present invention has less offset.
  • resol-type phenolic resin 1 with a solid content of 57%.
  • the average number of nuclei was 1.7.
  • the dripping was stopped when it became, and after 30 minutes, the resin was taken out to obtain a rosin modified phenolic resin 1.
  • the amount of the resol-type phenol resin 1 dropped was 570 parts.
  • the weight average molecular weight of the rosin modified phenolic resin 1 was 65,000, the AF-6 solvent cloud point was 110, and the softening point was 168 °.
  • the temperature is then lowered to 180 ° C, and while maintaining the same temperature, the resol type phenol resin 2 is gradually charged, and the addition is stopped when the Gardner viscosity of the 50% toluene solution becomes F to G, and after 30 minutes the resin is reduced
  • the resin was taken out to obtain a rosin modified phenolic resin 2.
  • the amount of the resol-type phenol resin 2 added was 700 parts.
  • the weight average molecular weight of the rosin modified phenolic resin 2 was 145,000, the AF-6 solvent cloud point was 195 degrees, and the softening point was 176 degrees.
  • the temperature is then lowered to 180 ° C, and while maintaining the same temperature, the resol type phenol resin 3 is dropped at a dropping rate of 2.5 parts / min using a dropping funnel, and the 25 ° C Gardner viscosity of 50% toluene solution becomes F to G
  • the dripping was stopped when it became, and after 30 minutes, the resin was taken out to obtain a rosin modified phenolic resin 3.
  • the amount of the resol-type phenol resin 3 dropped was 480 parts.
  • the weight average molecular weight of the rosin modified phenolic resin 3 was 52000, the AF-6 solvent cloud point was 60 degrees, and the softening point was 162 degrees.
  • resol-type phenolic resin 4 with a solid content of 56%.
  • the average number of nuclei was 3.8.
  • the temperature was then lowered to 180 ° C, and while maintaining the same temperature, the resol type phenol resin 4 was dropped at a dropping rate of 2.5 parts / min using a dropping funnel, and the Gardner viscosity of the 50% toluene solution became F to G Dropping was stopped at the time, and after 30 minutes, the resin was taken out to obtain a rosin modified phenolic resin 4.
  • the amount of the resol-type phenol resin 4 dropped was 1430 parts.
  • the weight average molecular weight of the rosin modified phenolic resin 4 was 215,000, the AF-6 solvent cloud point was 222 °, and the softening point was 190 ° C.
  • Adjustment of base ink> 18 parts of SYMULER Fast Yellow GFconc (manufactured by DIC Corporation), 72 parts of resin varnish 1 for printing ink, 10 parts of AF-6 solvent, and measured according to the method described in the JIS K5701-1 kneading degree test
  • the base ink Y1 was adjusted by milling using a three-roll mill until the depth of the groove at the position A was 7.5 ⁇ m or less.
  • Base inks Y2 to Y4 were obtained in the same manner, except that resin varnishes 2 to 4 for printing ink were used instead of resin varnish 1 for printing ink.
  • Adjustment of base ink M 28 parts of SYMULER Brilliant Carmine 6B 226 (manufactured by DIC Corporation), 60.4 parts of resin varnish 1 for printing ink, 11.6 parts of AF-6 solvent, and subjected to JIS K5701-1 hardness test
  • the base ink M1 was adjusted by milling using a three-roll mill until the depth of the groove at position A measured by the method described above was 7.5 ⁇ m or less.
  • Base inks M2 to M4 were obtained in the same manner except that resin varnishes 2 to 4 for printing ink were used instead of resin varnish 1 for printing ink.
  • Adjustment of base ink C 30 parts of FASTGEN Blue FA 5375 (manufactured by DIC Corporation), 58 parts of resin varnish 1 for printing ink, 12 parts of AF-6 solvent, and measured according to the method described in the JIS K5701-1 degree of hardness test
  • the base ink C1 was adjusted by milling using a three-roll mill until the groove depth of A became 7.5 ⁇ m or less.
  • Base inks C2 to C4 were obtained in the same manner except that resin varnishes 2 to 4 for printing ink were used instead of resin varnish 1 for printing ink.
  • Adjustment of base ink B 28 parts of carbon black MA7 (Mitsubishi Chemical Corp.), 60.4 parts of resin varnish 1 for printing ink, 11.6 parts of AF-6 solvent, and described in JIS K5701-1 hardness test
  • the base ink B1 was adjusted by milling using a three-roll mill until the depth of the groove at position A measured by the above method became 7.5 ⁇ m or less.
  • Base inks B2 to B4 were obtained in the same manner except that resin varnishes 2 to 4 for printing ink were used instead of resin varnish 1 for printing ink.
  • yellow inks Y2 to Y11, red inks M1 to M11, base inks C1 to C11, and black inks B1 to B11 were prepared with the formulations shown in Tables 1 to 4, respectively.
  • the viscosities of yellow inks Y1 to Y11, red inks M1 to M11, base inks C1 to C11, and black inks B1 to B11 were in the range of 10 Pa ⁇ s to 60 Pa ⁇ s.
  • the viscosity of the ink was measured using a L-type viscometer according to the method described in JIS K 5701-1.
  • the components other than the base ink and the printing ink resin varnish used for the adjustment of the ink are as follows.
  • Printing was performed using the adjusted printing ink under the following conditions, and the performance evaluation of the printed matter was performed. The results are summarized in Tables 5-8.
  • Print conditions Printing machine; Man-Roland made Roland 704 printing machine (separate continuous water supply system) Dampened water; Presert SD100 (made by DIC Graphics Corporation) concentration 2.0% Printing speed: 8,000 sheets / hour temperature and humidity; room temperature 25 ° C, humidity 55% Printing paper; OK Top Coat N (manufactured by Oji Paper Co., Ltd.)
  • the printing ink of the present invention exhibited excellent back-off resistance, piling property, flowability and post-processability.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

L'invention concerne une composition d'encre d'impression offset du type à séchage par polymérisation oxydative qui empêche le maculage de l'encre même lorsque de la poudre n'est pas pulvérisée ou la quantité de poudre pulvérisée est réduite par rapport au cas classique. Cette composition d'encre d'impression offset de type séchage par polymérisation oxydative comprend : un vernis contenant une résine phénolique modifiée par de la colophane ayant un point de trouble de 100 à 210 °C dans un solvant AF N° 6 ; un siccatif ; un pigment ; et une cire de pétrole ayant un point de fusion inférieur ou égal à 80 °C et contenant de la paraffine normale. La viscosité de la composition est de 10 à 60 Pa·s telle que mesurée par un viscosimètre de type L, la teneur en paraffine normale est de 0,1 à 3 % massiques et la teneur du pigment est comprise dans une plage spécifiée.
PCT/JP2018/030755 2017-08-23 2018-08-21 Composition d'encre d'impression offset du type à séchage par polymérisation oxydative et imprimé Ceased WO2019039449A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019537414A JP6963013B2 (ja) 2017-08-23 2018-08-21 酸化重合乾燥型オフセット印刷インキ組成物および印刷物
CN201880055638.1A CN111065695A (zh) 2017-08-23 2018-08-21 氧化聚合干燥型胶版印刷墨液组合物和印刷物

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JP2017160223 2017-08-23

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN114229857A (zh) * 2021-12-28 2022-03-25 福建省沙县金沙白炭黑制造有限公司 一种油墨专用白炭黑的生产工艺

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CN113637353B (zh) * 2021-09-03 2023-10-24 杭华油墨股份有限公司 一种油墨连接料及其制备方法和应用

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