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WO2008122237A1 - Vernis peinture à base aqueuse pour automobile - Google Patents

Vernis peinture à base aqueuse pour automobile Download PDF

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Publication number
WO2008122237A1
WO2008122237A1 PCT/CN2008/070666 CN2008070666W WO2008122237A1 WO 2008122237 A1 WO2008122237 A1 WO 2008122237A1 CN 2008070666 W CN2008070666 W CN 2008070666W WO 2008122237 A1 WO2008122237 A1 WO 2008122237A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
agent
pigment
paint
added
Prior art date
Application number
PCT/CN2008/070666
Other languages
English (en)
Chinese (zh)
Inventor
Chengjin Liu
Original Assignee
Chengjin Liu
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
Application filed by Chengjin Liu filed Critical Chengjin Liu
Publication of WO2008122237A1 publication Critical patent/WO2008122237A1/fr

Links

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
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/08—Homopolymers or copolymers of acrylic acid esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L39/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers
    • C08L39/02—Homopolymers or copolymers of vinylamine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes

Definitions

  • the invention belongs to the technical field of paint production, and particularly relates to a production method of a clear varnish and a color paint used in the last process of the automobile spraying process.
  • the object of the present invention is to provide a high-gloss water-based automotive paint, which replaces the organic solvent-based automotive paint with a water-soluble automotive paint, thereby improving the types of environmentally-friendly paints for automobiles and meeting the needs of automotive production spray processes (especially automated production). Solve the hazards of harmful gas volatilization.
  • the high gloss water automotive paint comprises a clear varnish and a color paint
  • the paint is a pigment paste added to the paint of the clear varnish.
  • the clear varnish is composed of aqueous methyl methacrylate resin (abbreviated as methyl acrylate resin), aqueous ethyl methacrylate resin (abbreviated as ethyl acrylate resin), water-soluble methyl etherified amino resin (referred to as amino resin), and water-soluble ( Non-ionic) polyurethane leveling agent (referred to as polyurethane leveling agent), waterborne polyurethane thickening rheological agent (simplified It is made by mixing a thickener with deionized water in a container.
  • the weight percentage of each material is: methyl acrylate resin: 27-36%, ethyl acrylate resin: 31 ⁇ 41%, amino resin: 9 ⁇ 14%, polyurethane leveling agent: 0.1 ⁇ 0.3%, thickener: 3 ⁇ 5%, deionized water: 3 ⁇ 18.5%.
  • a polyether modified silicon oxime leveling agent (abbreviated as a silicon siloxane leveling agent) and a hydrophobic modified silica oxime defoaming agent (referred to as a defoaming agent) may be further added to the paint.
  • a polyether modified silicon oxime leveling agent (abbreviated as a silicon siloxane leveling agent) and a hydrophobic modified silica oxime defoaming agent (referred to as a defoaming agent) may be further added to the paint.
  • benzotriazole ultraviolet absorber abbreviated as UV absorber
  • phosphite light stabilizer phosphite light stabilizer
  • propylene glycol low temperature film forming aid referred to as filming aid
  • isothiazolinone sterilization Agent (referred to as fungicide)
  • the weight percentage of the added materials is: siloxane leveling agent: 0.2 ⁇ 0.4%, defoaming agent: 0.2-0.4%, ultraviolet absorbing agent: 0.8 ⁇ 1.5%, light stabilizer: 0.3 ⁇ 0.8%, film forming auxiliary : 3-5%.
  • the pigment paint of the paint is made up of pigments (various organic or inorganic pigments soluble in water), nonionic mercapto vinyl ether wetting agents (referred to as wetting agents), ammonium polyacrylate dispersants (referred to as ammonium salt dispersants) ), polydimethylsiloxane defoamer (referred to as defoamer) and deionized water are put into the feed tank, dispersed and dispersed by a disperser, and then ground to a fineness of 15 ⁇ m by a sand mill. .
  • the weight percentage of each material is: pigment: 27 ⁇ 65%, wetting agent: 0 ⁇ 4%, ammonium salt dispersing agent: 0.5-4%, defoaming agent: 0.1-0.3%, deionized water: 28-86%
  • an oleoyl epoxy oxime block copolymer dispersant 3 ⁇ 20% and an isothiazolinone bactericide 0.1 ⁇ 0.3% may be further added to the pigment slurry.
  • Production method a. Add deionized water to the feed tank, stir at high speed in the disperser Next (500 ⁇ 1200 rpm), followed by adding wetting agent, ammonium salt dispersing agent, copolymer dispersing agent, defoaming agent and pigment, the dispersing machine was adjusted to a linear speed of 20 m/sec and dispersed for 40 to 60 minutes. b. After the dispersion is completed, the grinding fineness is 15 ⁇ m or less with a sand mill. c. After the grinding is completed, the pigment slurry is added after adding the sterilizing agent under the stirring of the mixer.
  • the present invention uses a plurality of dispersing agents to wet-disperse the pigment, and through this sufficient wetting and dispersing process, the pigment is dispersed into fine particles and the miscibility between the various pigments is ensured.
  • the combination of two or more high-solid base resins is used to improve the solid content of the overall water-based paint, which provides a guarantee for the fullness and gloss of the paint surface, and the combination of various additives to make the paint as a whole. Performance has also been greatly improved.
  • the product of the invention reduces the harm and pollution caused by the volatilization of harmful organic solvents in the production and application process to the production workers and the atmosphere; saves the production raw materials and reduces the production cost; and the product meets or exceeds the technical specifications of the solvent-based automobile varnish. It has achieved the national environmental protection requirements for the automotive industry, especially for the country to formulate environmental protection industry norms.
  • Waterborne automotive paints are divided into: clear varnishes, organic pigment paints (black, blue, green, red) and inorganic pigment paints (white, yellow, iron red, orange).
  • the above materials are put into the tank under the stirring of the dispersing machine, and the mixture is thoroughly stirred for 20 minutes to make it uniform, and the physical and chemical indexes are detected. After passing the product, the cans are packaged, which is the finished product.
  • organic pigment paste black, blue, green, red
  • the deionized water is put into the tank, the speed of the dispersing machine is 500 ⁇ 1000 rpm, and the wetting agent, the ammonium salt dispersing agent, the copolymer dispersing agent, the defoaming agent and the pigment are sequentially introduced, and the mixture is stirred for 20 to 30 minutes, and then passed through a sand mill. Grinding to 15 ⁇ m or less, stirring with a fungicide for 10 minutes.
  • the operation method is the same as above.
  • the operation method is the same as above.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)

Abstract

L'invention porte sur un vernis peinture à base aqueuse pour automobile, qui est obtenu par mélange des matières suivantes dans un conteneur afin d'obtenir un vernis de recouvrement. Les matières comprennent 27-36 % de résine d'acrylate de méthyle, 31-41 % de résine d'acrylate d'éthyle, 9-14 % de résine amino éthérifiée hydrosoluble, 0,1-0,3 % d'agent d'unisson de polyuréthane hydrosoluble, 3-5 % d'épaississant de polyuréthane hydrosoluble, et 3-18,5 % d'eau désionisée. L'invention porte également sur une peinture colorée qui est obtenue par addition d'une bouillie de pigment au vernis.
PCT/CN2008/070666 2007-04-06 2008-04-03 Vernis peinture à base aqueuse pour automobile WO2008122237A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007100109112A CN101104768B (zh) 2007-04-06 2007-04-06 高光水性汽车漆
CN200710010911.2 2007-04-06

Publications (1)

Publication Number Publication Date
WO2008122237A1 true WO2008122237A1 (fr) 2008-10-16

Family

ID=38998850

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/070666 WO2008122237A1 (fr) 2007-04-06 2008-04-03 Vernis peinture à base aqueuse pour automobile

Country Status (2)

Country Link
CN (1) CN101104768B (fr)
WO (1) WO2008122237A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110003791A (zh) * 2019-04-24 2019-07-12 苏州星泽激光科技有限公司 有色水性聚氨酯面漆、制备工艺及应用
CN111636220A (zh) * 2020-06-30 2020-09-08 宜兴市鼎泰胶浆制品有限公司 一种纺织品及皮革印花用仿油性硅胶及其制备方法
CN116694164A (zh) * 2023-07-06 2023-09-05 东易日盛智能家居科技(枣庄)有限公司 一种气雾漆及其制备方法

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102220074B (zh) * 2011-04-21 2013-10-02 广东同步化工股份有限公司 汽车涂装用防流挂防起泡罩光清漆及制备方法、涂装方法
CN102786853A (zh) * 2011-05-19 2012-11-21 佛山市顺德区雅蕾涂料制品有限公司 水溶性金属烘漆
CN103525234B (zh) * 2012-07-04 2016-02-24 长春市三化实业有限责任公司 耐候性水溶性汽车罩光漆及其制法
CN103031029B (zh) * 2012-12-31 2015-05-13 杭州立威化工涂料有限公司 一种低温固化自交联氨基丙烯酸涂料及其制备方法
CN103589299A (zh) * 2013-11-06 2014-02-19 无锡市威海达机械制造有限公司 一种用于相框的复合烤漆
CN105295629A (zh) * 2014-07-24 2016-02-03 镇江市方舟运输有限公司 一种高光水性汽车漆
CN105885601A (zh) * 2016-02-26 2016-08-24 上海大众联合汽车改装有限公司 一种水性漆涂料及其制备方法
CN106147455A (zh) * 2016-08-05 2016-11-23 李水金 一种汽车罩光清漆
CN106590255A (zh) * 2016-12-19 2017-04-26 中国科学院大学 一种含金纳米粒子的油漆
CN107163763A (zh) * 2017-06-28 2017-09-15 清远嘉信涂料有限公司 一种防刮汽车涂料及其制备方法
CN107903716A (zh) * 2017-11-27 2018-04-13 上海金狮化工有限公司 一种色浆及其制作工艺
CN109021733A (zh) * 2018-06-06 2018-12-18 徐昊 一种水性环保汽车漆及其制备方法
CN111849268A (zh) * 2020-07-23 2020-10-30 安徽江锐新材料有限公司 一种抗紫外线的水性醇酸氨基清漆及其制备方法
CN117363187A (zh) * 2023-10-21 2024-01-09 上海佑戈金属科技有限公司 一种车用彩色金属基带预涂层的高性能水性涂料及其制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1102196A (zh) * 1993-10-23 1995-05-03 王应刚 一种高级轿车用丙烯酸罩光清漆
US20010033897A1 (en) * 2000-02-25 2001-10-25 Nippon Paint Co., Ltd. Method of forming composite coating film

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19540977A1 (de) * 1995-11-03 1997-05-07 Basf Lacke & Farben Wäßrige Pulverlack-Dispersionen
CN1279127C (zh) * 2004-03-05 2006-10-11 徐厚训 水性汽车及家电表面保护涂料

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1102196A (zh) * 1993-10-23 1995-05-03 王应刚 一种高级轿车用丙烯酸罩光清漆
US20010033897A1 (en) * 2000-02-25 2001-10-25 Nippon Paint Co., Ltd. Method of forming composite coating film

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110003791A (zh) * 2019-04-24 2019-07-12 苏州星泽激光科技有限公司 有色水性聚氨酯面漆、制备工艺及应用
CN111636220A (zh) * 2020-06-30 2020-09-08 宜兴市鼎泰胶浆制品有限公司 一种纺织品及皮革印花用仿油性硅胶及其制备方法
CN116694164A (zh) * 2023-07-06 2023-09-05 东易日盛智能家居科技(枣庄)有限公司 一种气雾漆及其制备方法

Also Published As

Publication number Publication date
CN101104768A (zh) 2008-01-16
CN101104768B (zh) 2010-10-06

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