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WO2009039717A1 - Toner multicolore et procédé de préparation du toner - Google Patents

Toner multicolore et procédé de préparation du toner Download PDF

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Publication number
WO2009039717A1
WO2009039717A1 PCT/CN2008/000644 CN2008000644W WO2009039717A1 WO 2009039717 A1 WO2009039717 A1 WO 2009039717A1 CN 2008000644 W CN2008000644 W CN 2008000644W WO 2009039717 A1 WO2009039717 A1 WO 2009039717A1
Authority
WO
WIPO (PCT)
Prior art keywords
parts
colored
magnetic powder
toner
wax
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2008/000644
Other languages
English (en)
Chinese (zh)
Inventor
Jianxin Wang
Jinhong Zhu
Henglai Wang
Yujie Zhao
Shiyang Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Priority claimed from CN2007101321461A external-priority patent/CN101122755B/zh
Priority claimed from CN2007101321495A external-priority patent/CN101122758B/zh
Priority claimed from CN2007101321476A external-priority patent/CN101122756B/zh
Priority claimed from CN2007101321480A external-priority patent/CN101122757B/zh
Application filed by Individual filed Critical Individual
Publication of WO2009039717A1 publication Critical patent/WO2009039717A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/0802—Preparation methods
    • G03G9/0804—Preparation methods whereby the components are brought together in a liquid dispersing medium
    • G03G9/0806—Preparation methods whereby the components are brought together in a liquid dispersing medium whereby chemical synthesis of at least one of the toner components takes place
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09733—Organic compounds

Definitions

  • the invention relates to a color toner and a preparation method thereof. Specifically, it is a color toner for a color copying machine, a color printer, a color facsimile machine, and a color printer, and a method of preparing the same. Background technique
  • color toners used in color copiers, color printers, color facsimile machines, and color printers are typically chemically synthesized polymeric toners.
  • This chemically polymerized toner is mainly made of other excipients such as emulsions, pigments and crosslinking agents.
  • the preparation method is that first, other auxiliary materials such as an emulsion, a pigment and a crosslinking agent are put together, and uniformly stirred to prepare a granular material. Then, the granular material is washed with an acid and a detergent to wash off the floating material on the granular material. Thereafter, the washed granular material is dried.
  • auxiliary material such as silica is added to the dried granular material and uniformly mixed. Since this color toner needs to be cleaned with a large amount of clean water in the production process, 50 to 100 tons of clean water is required for each ton of product produced, which is not only wasteful of water resources, high production cost, but also discharges the cleaned wastewater. , it will pollute the environment. Summary of the invention
  • the problem to be solved by the present invention is to provide a color toner which is not only low in production cost but also does not pollute the environment.
  • Another problem to be solved by the present invention is to provide a method for preparing the above-described color toner, which is simple in process, and can avoid waste of water resources and reduce production cost.
  • Latex polymer resin 70 ⁇ 96 parts
  • Aqueous dispersant 0 ⁇ 2 parts
  • said latex polymerized polymer resin is also called latex (emulsion) resin
  • said charge regulator is metal salicylic acid complex or metal azo complex (CCA)
  • said wax is polypropylene Any one of wax, polyethylene wax or paraffin
  • the aqueous dispersant is any one of sodium methylene disulfonate, anhydrous ethanol, isopropanone or methyl sulfonic acid formaldehyde.
  • the colored pigments are respectively selected from red, black, yellow or blue pigments; the colored magnetic powders are red, black, yellow or blue magnetic powders matched with colored pigments.
  • the method for preparing a color toner of the present invention comprises the following steps:
  • the mixed solution is spray-dried into a granular material by a spray dryer at a temperature of 160 to 300 ° C; after that, the granular material is screened to remove particles having a particle diameter of more than 13 ⁇ m and less than 1 ⁇ m;
  • the screened granular material is put into a mixer, and the above-mentioned parts by weight of silica, hexamethyldisilazane and dimethyldichlorosilane are added, and uniformly mixed to prepare a color toner.
  • the colored pigments are respectively selected from red, black, yellow or blue pigments; the colored magnetic powders are red, black, yellow or blue magnetic powders matched with colored pigments.
  • the color toner of the present invention contains a latex polymer resin, a color pigment, a colored magnetic powder, a charge regulator, a wax, an aqueous dispersant, silica, hexamethyldisilazane, and dimethyldichlorosilane. And it is made by spray drying method. It does not need to be cleaned in the production process, which not only avoids the waste of water resources, reduces the production cost, but also eliminates the discharge of waste water and avoids the pollution caused by waste water.
  • a latex (emulsion) resin mixture is spray-dried to polymerize the toner.
  • Advantages Energy saving, environmental protection, uniform particle size and high yield.
  • the process of the invention belongs to the process of synthesizing the toner by the spray drying method, but in the production process, the process waste water generated by the product washing in the chemical method is avoided, and the waste water is discharged zero.
  • a suspension latex (emulsion) resin and an ultrafine solid material are used.
  • latex milk The liquid resin
  • the solid raw material has a particle diameter of 5 ⁇ m or less.
  • the suspended liquid raw material and the solid raw material are mixed in a certain ratio to uniformly disperse the solid raw material into the suspended latex (emulsion).
  • a new suspension system with uniform content is formed.
  • spray drying process after the suspension liquid is atomized, a small liquid particle is formed, and the surface area is greatly increased. In the hot air flow, 97 to 99.7% of the material is in the hot air flow.
  • the water can be evaporated instantaneously, and the resin in the suspended material and the solid raw material are melted together in a few seconds, and 2 ⁇ 30 ⁇ particles are formed, and the semi-finished product after spray drying is classified into a product having a particle size by airflow.
  • the solid raw materials in the following examples have a particle diameter of 5 ⁇ ⁇ ⁇ or less, and the large particle size needs to be ground to meet the particle size requirement.
  • the solid materials are: charge regulators, colored pigments, colored magnetic powder, waxes, silica, hexamethyldisilazide and dimethyldichlorosilane.
  • the above granular materials are screened by gas flow classification to remove particles having a particle diameter of more than 13 ⁇ m and less than 1 ⁇ m;
  • latex polymer resin produced by Wuxi Xishen Daily Chemicals Co., Ltd., also known as latex (emulsion) resin
  • 0.5 red pigment 11 parts of red magnetic powder
  • 6 parts of metal azo complex as charge Conditioner 2 parts of polypropylene wax
  • 0.1 part of sodium methylene disulfonate 0.05 part of silica
  • 0.5 part of hexamethyldisilazane 0.5 part of dimethyldichlorosilane
  • the above granular material is screened to remove particles having a particle diameter of more than 13 ⁇ m and less than 1 ⁇ m; Finally, the screened granular material is put into a mixer, and silica, hexamethyldisilazane and dimethyldichlorosilane are added, and uniformly mixed to prepare a red toner.
  • Third embodiment
  • the latex polymerized polymer resin is a product of Wuxi Xishen Rihua Chemicals Factory;
  • the charge regulator is a metal salicylic acid complex;
  • the wax is a polyethylene wax;
  • the aqueous dispersant is none Water ethanol
  • the latex polymer resin, the charge regulator, the red pigment, the aqueous dispersant and the wax are put together, and the mixture is uniformly stirred to prepare a mixed solution;
  • the granular material is screened to remove particles having a particle diameter of more than 13 ⁇ m and less than 1 ⁇ m; finally, the sieved granular material is put into a mixer, and silica, hexamethyldisilicon nitrogen is added. The alkane and dimethyldichlorosilane are uniformly mixed to form a red toner.
  • latex polymer resin produced by Wuxi Xishen Daily Chemicals Factory, also known as latex (emulsion) resin
  • 6 parts of red pigment 6 parts
  • 3 parts of red magnetic powder 7 parts of metal azo complex (CCA)
  • CCA metal azo complex
  • the latex polymer resin, the charge regulator, the red pigment, the red magnetic powder and the paraffin are put together, and the mixture is stirred to form a mixed solution;
  • the granular material is screened to remove particles having a particle diameter of more than 13 ⁇ m and less than 1 ⁇ m; finally, the sieved granular material is put into a mixer, and silica, hexamethyldisilicon nitrogen is added. Antimony and dimethyldichlorosilane are uniformly mixed to form a red toner.
  • red pigments in the first and third embodiments By changing the red pigments in the first and third embodiments to black, blue or yellow pigments, respectively, black toner, blue toner or yellow toner can be obtained.
  • the red pigment and the red magnetic powder in the second and fourth embodiments are respectively changed to other matched colored pigments and colored magnetic powders to obtain toners of different colors.
  • Black, blue and yellow pigments, as well as black, blue and yellow magnetic powders are commercially available and are organic materials.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

L'invention porte sur un toner multicolore et sur un procédé de préparation du toner, les composants du toner multicolore comprenant : une résine polymère d'émulsion, un pigment multicolore, une poudre magnétique multicolore, un contrôleur de charge, une cire, un dispersant aqueux, du dioxyde de silicium, du silazane d'héxaméthyle, du dichlorosilane de diméthyle. Le procédé de préparation comprend les étapes suivantes consistant à : mélanger ensemble la résine polymère d'émulsion, un pigment multicolore, une poudre magnétique multicolore, un contrôleur de charge, une cire et un dispersant aqueux, les agiter de manière uniforme pour obtenir une solution mélangée, puis sécher la dissolution mélangée pour donner un objet granulaire à 160-300°C à l'aide d'un séchoir-atomiseur, tamiser l'objet granulaire, puis ajouter le dioxyde de silicium, le silizane d'héxaméthyle et le dichlorosilane de diméthyle dans l'objet granulaire de manière uniforme de façon à produire le toner. La présente invention présente un coût faible et ne polluera pas l'environnement.
PCT/CN2008/000644 2007-09-24 2008-03-31 Toner multicolore et procédé de préparation du toner Ceased WO2009039717A1 (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
CN200710132146.1 2007-09-24
CN2007101321461A CN101122755B (zh) 2007-09-24 2007-09-24 蓝色墨粉及其制备方法
CN200710132148.0 2007-09-24
CN2007101321495A CN101122758B (zh) 2007-09-24 2007-09-24 一种红色墨粉及其制备方法
CN200710132149.5 2007-09-24
CN2007101321476A CN101122756B (zh) 2007-09-24 2007-09-24 黑色墨粉及其制备方法
CN2007101321480A CN101122757B (zh) 2007-09-24 2007-09-24 黄色墨粉及其制备方法
CN200710132147.6 2007-09-24

Publications (1)

Publication Number Publication Date
WO2009039717A1 true WO2009039717A1 (fr) 2009-04-02

Family

ID=40510743

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/000644 Ceased WO2009039717A1 (fr) 2007-09-24 2008-03-31 Toner multicolore et procédé de préparation du toner

Country Status (1)

Country Link
WO (1) WO2009039717A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112346309A (zh) * 2020-10-22 2021-02-09 湖北尚彩新材料科技有限公司 一种持久性防伪蓝色碳粉的制备方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4202462A1 (de) * 1992-01-29 1993-08-05 Huber Fa Michael Muenchen Polymerpartikel und zweikomponenten-toner sowie verfahren zu ihrer herstellung
US5283150A (en) * 1992-05-28 1994-02-01 Eastman Kodak Company Electrostatographic toner and method for the preparation thereof
JP2001005221A (ja) * 1999-04-23 2001-01-12 Mitsubishi Chemicals Corp シアントナー
US20050277041A1 (en) * 2004-06-10 2005-12-15 Samsung Electronics Co., Ltd. Toner composition for electrophotography image forming apparatus
CN1996157A (zh) * 2006-12-12 2007-07-11 王建新 黄色碳粉及其制备方法
CN1996160A (zh) * 2006-12-12 2007-07-11 王建新 红色碳粉及其制备方法
CN1996159A (zh) * 2006-12-12 2007-07-11 王建新 蓝色碳粉及其制备方法
CN101122756A (zh) * 2007-09-24 2008-02-13 王建新 黑色墨粉及其制备方法
CN101122755A (zh) * 2007-09-24 2008-02-13 王建新 蓝色墨粉及其制备方法
CN101122757A (zh) * 2007-09-24 2008-02-13 王建新 黄色墨粉及其制备方法

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4202462A1 (de) * 1992-01-29 1993-08-05 Huber Fa Michael Muenchen Polymerpartikel und zweikomponenten-toner sowie verfahren zu ihrer herstellung
US5283150A (en) * 1992-05-28 1994-02-01 Eastman Kodak Company Electrostatographic toner and method for the preparation thereof
JP2001005221A (ja) * 1999-04-23 2001-01-12 Mitsubishi Chemicals Corp シアントナー
US20050277041A1 (en) * 2004-06-10 2005-12-15 Samsung Electronics Co., Ltd. Toner composition for electrophotography image forming apparatus
CN1996157A (zh) * 2006-12-12 2007-07-11 王建新 黄色碳粉及其制备方法
CN1996160A (zh) * 2006-12-12 2007-07-11 王建新 红色碳粉及其制备方法
CN1996159A (zh) * 2006-12-12 2007-07-11 王建新 蓝色碳粉及其制备方法
CN101122756A (zh) * 2007-09-24 2008-02-13 王建新 黑色墨粉及其制备方法
CN101122755A (zh) * 2007-09-24 2008-02-13 王建新 蓝色墨粉及其制备方法
CN101122757A (zh) * 2007-09-24 2008-02-13 王建新 黄色墨粉及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112346309A (zh) * 2020-10-22 2021-02-09 湖北尚彩新材料科技有限公司 一种持久性防伪蓝色碳粉的制备方法

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