WO2018223411A1 - 一种应用于汽车后视镜的耐候性油漆及其制备方法 - Google Patents

一种应用于汽车后视镜的耐候性油漆及其制备方法 Download PDF

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WO2018223411A1
WO2018223411A1 PCT/CN2017/088326 CN2017088326W WO2018223411A1 WO 2018223411 A1 WO2018223411 A1 WO 2018223411A1 CN 2017088326 W CN2017088326 W CN 2017088326W WO 2018223411 A1 WO2018223411 A1 WO 2018223411A1
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parts
resin
resistant paint
rearview mirror
weather
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PCT/CN2017/088326
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English (en)
French (fr)
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高振海
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南通加隆塑胶有限公司
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    • 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
    • C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular

Definitions

  • the invention relates to a paint, in particular to a weather resistant paint applied to an automobile rearview mirror and a preparation method thereof.
  • Car paint is a kind of protective film sprayed on the car. It is a kind of paint, which makes the car body not easy to be corroded, and it gives a beautiful evaluation. Car paint not only protects the car surface well, but also improves the car's aesthetics.
  • the purpose of the present invention is to make up for the deficiencies of the prior art, to provide a weather-resistant paint for automotive rearview mirrors, with a scientific ratio of matching, good wear resistance, high weather resistance, and resistance. Yellowing, corrosion resistance, improved adhesion of the paint film, no harm to the human body, higher safety performance.
  • a weather-resistant paint applied to automotive rearview mirrors prepared from the following raw materials by weight: 10-20 parts of thermoplastic acrylic resin, 17-28 parts of phenolic resin, 3-10 parts of tetrahydrofuran, methacrylic acid 2-8 parts of tert-butyl ester, 2-8 parts of amino resin, 4.2-6 parts of network interpenetrating emulsion, 5-7 parts of talc, 4-5 parts of titanium dioxide, 5-7 parts of sodium carboxymethylcellulose, ten 4-6 parts of sodium dialkyl sulfate, 6-8 parts of boron phenolic resin, 2-9 parts of polyurethane, 15-25 parts of composite filler, and 3-8 parts of auxiliary.
  • thermoplastic acrylic resin 25 parts of phenolic resin, 7 parts of tetrahydrofuran, 5 parts of t-butyl methacrylate, 6 parts of amino resin, 5 parts of network interpenetrating emulsion, talc 6 parts of powder, 4.5 parts of titanium dioxide, 6 parts of sodium carboxymethyl cellulose, 5 parts of sodium lauryl sulfate, 7 parts of boron phenolic resin, 5 parts of polyurethane, 24 parts of composite filler and 5 parts of auxiliary agent.
  • the composite filler comprises 8-10 parts by weight of polyaniline, 3-15 parts of graphene, 2-8 parts of mica powder, 2-10 parts of nano calcium carbonate, 2-10 parts of nano zinc oxide, 1-5 parts by weight of parts by weight. Titanium dioxide, 2-5 parts of nano-cerium oxide, 1-2.5 parts of sodium dodecylbenzenesulfonate, and 2-5 parts of sorbitan fatty acid ester are mixed.
  • the auxiliary agent is one of anti-aging agent 4010NA, anti-aging agent MB, cobalt naphthenate, cobalt isooctylate, silicone antifoaming agent, carboxymethyl cellulose, dicumyl peroxide, sodium benzoate and chitosan. Combination of species or multiple
  • a method for preparing a weather resistant paint applied to an automobile rearview mirror comprising the following steps:
  • step B The reaction kettle of step A is cooled to 100 degrees, and then talc powder, titanium white powder, auxiliary agent, composite filler are added thereto, and then stirred at 800 rpm for 10 minutes to obtain a crude paint;
  • the coarse paint prepared in the step B is ground for 20 minutes and filtered.
  • the weather-resistant paint of the invention adopts a thermoplastic acrylic resin as a main film-forming substance, and is combined with a phenolic resin, and the two can react, and the thermoplastic acrylic resin is cured while the thermoplastic resin is cured, and the thermoplastic acrylic resin is improved.
  • the properties of the paint are excellent in resistance to strong oxidizing acids, heat and weathering.
  • thermoplastic acrylic resin and phenolic resin are filled between the network structures, and the compatibility of the network structure with the thermoplastic acrylic resin is improved by the presence of tetrahydrofuran, and the paint film is excellent in weather resistance and water resistance.
  • the weather-resistant paint applied to automobile rearview mirror disclosed by the invention has the advantages of scientific matching, good wear resistance, high weather resistance, yellowing resistance, corrosion resistance and improved paint.
  • the adhesion of the membrane is harmless to the human body and has higher safety performance.
  • a weather-resistant paint applied to automobile rearview mirrors which is prepared from the following raw materials by weight ratio: 10-20 parts of thermoplastic acrylic resin, 17-28 parts of phenolic resin, 3-10 parts of tetrahydrofuran, tert-butyl methacrylate 2-8 parts, 2-8 parts of amino resin, 4.2-6 parts of network interpenetrating emulsion, 5-7 parts of talc, 4-5 parts of titanium dioxide, 5-7 parts of sodium carboxymethylcellulose, dodecyl 4-6 parts of sodium sulfate, 6-8 parts of boron phenolic resin, 2-9 parts of polyurethane, 15-25 parts of composite filler, and 3-8 parts of auxiliary agent.
  • the composite filler comprises 8-10 parts of polyaniline, 3-15 parts of graphene, 2-8 parts of mica powder, 2-10 parts of nano calcium carbonate, 2-10 parts of nano zinc oxide, 1-5 by weight.
  • the nanometer titanium dioxide, 2-5 parts of nano cerium oxide, 1-2.5 parts of sodium dodecylbenzene sulfonate, and 2-5 parts of sorbitan fatty acid ester are mixed.
  • the auxiliary agent is one of anti-aging agent 4010NA, anti-aging agent MB, cobalt naphthenate, cobalt isooctylate, silicone antifoaming agent, carboxymethyl cellulose, dicumyl peroxide, sodium benzoate and chitosan. Combination of species or multiple
  • a method for preparing a weather resistant paint applied to an automobile rearview mirror comprising the following steps:
  • thermoplastic acrylic resin, a phenolic resin, an amino resin, an amino resin, a boron phenolic resin, a polyurethane, and a t-butyl methacrylate are added to the reaction vessel, and the mixture is heated while stirring, and the stirring speed is 280 rpm, and the time is 23 minutes.
  • adding tetrahydrofuran, network interpenetrating emulsion, sodium carboxymethyl cellulose, sodium lauryl sulfate Continue to increase temperature while stirring, and keep it for 24 minutes when the temperature rises to 180 degrees;
  • step B The reaction kettle of step A is cooled to 100 degrees, and then talc powder, titanium white powder, auxiliary agent, composite filler are added thereto, and then stirred at 800 rpm for 10 minutes to obtain a crude paint;
  • the coarse paint prepared in the step B is ground for 20 minutes and filtered.
  • a weather-resistant paint applied to automobile rearview mirrors which is prepared from the following raw materials by weight ratio: 15 parts of thermoplastic acrylic resin, 25 parts of phenolic resin, 7 parts of tetrahydrofuran, 5 parts of t-butyl methacrylate, and amino resin 6 5 parts of network interpenetrating emulsion, 6 parts of talcum powder, 4.5 parts of titanium dioxide, 6 parts of sodium carboxymethyl cellulose, 5 parts of sodium lauryl sulfate, 7 parts of boron phenolic resin, 5 parts of polyurethane, composite filler 24 5 parts of auxiliary and auxiliary.
  • the composite filler comprises, by weight, 9 parts of polyaniline, 7 parts of graphene, 5 parts of mica powder, 6 parts of nano calcium carbonate, 6 parts of nano zinc oxide, 3 parts of nano titanium dioxide, 3 parts of nanometer cerium oxide, 1.5 parts of twelve A mixture of sodium alkylbenzene sulfonate and 3 parts of sorbitan fatty acid ester.
  • a weather-resistant paint applied to automobile rearview mirrors which is prepared from the following raw materials by weight ratio: 10 parts of thermoplastic acrylic resin, 17 parts of phenolic resin, 3 parts of tetrahydrofuran, 2 parts of t-butyl methacrylate, and amino resin 2 Serving, network interpenetrating emulsion 4.2 parts, talc powder 5 parts, titanium dioxide 4 parts, sodium carboxymethyl cellulose 5 parts, 4 parts sodium lauryl sulfate, 6 parts of boron phenolic resin, 2 parts of polyurethane, composite filler 15 3 parts of auxiliary and auxiliary.
  • the composite filler comprises, by weight, 8 parts of polyaniline, 3 parts of graphene, 2 parts of mica powder, 2 parts of nano calcium carbonate, 2 parts of nano zinc oxide, 1 part of nano titanium dioxide, 2 parts of nanometer cerium oxide, 1 part of twelve A mixture of sodium alkylbenzene sulfonate and 2 parts of sorbitan fatty acid ester.
  • a weather-resistant paint applied to automobile rearview mirrors which is prepared from the following raw materials by weight ratio: 20 parts of thermoplastic acrylic resin, 28 parts of phenolic resin, 10 parts of tetrahydrofuran, 8 parts of t-butyl methacrylate, and amino resin 8 Parts, network interpenetrating emulsion 6 parts, talcum powder 7 parts, titanium dioxide 5 parts, sodium carboxymethyl cellulose 7 parts, 6 parts sodium lauryl sulfate, 8 parts of boron phenolic resin, 9 parts of polyurethane, composite filler 25 8 parts of auxiliary and auxiliary.
  • the composite filler comprises 10 parts by weight of polyaniline, 15 parts of graphene, 8 parts of mica powder, 10 parts of nano calcium carbonate, 10 parts of nano zinc oxide, 5 parts of nano titanium dioxide, 5 parts of nanometer cerium oxide, 2.5 parts by weight.
  • Sodium dodecyl benzene sulfonate and 5 parts of sorbitan fatty acid ester are mixed.

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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)
  • Inorganic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)

Abstract

本发明公开了一种应用于汽车后视镜的耐候性油漆及其制备方法，由以下重量比的原料配制而成：热塑性丙烯酸树脂10-20份，酚醛树脂17-28份、四氢呋喃3-10份，甲基丙烯酸叔丁酯2-8份，氨基树脂2-8份，网络互穿乳液4.2-6份，滑石粉5-7份，钛白粉4-5份，羧甲基纤维素钠5-7份，十二烷基硫酸钠4-6份，硼酚醛树脂6-8份，聚氨酯2-9份，复合填料15-25份、助剂3-8份。本发明所揭示的一种应用于汽车后视镜的耐候性油漆，具有很好的防晒、防潮、耐水的性能，可有效防止老化、不易掉色。

Description

一种应用于汽车后视镜的耐候性油漆及其制备方法 技术领域
本发明涉及一种油漆，具体涉及一种应用于汽车后视镜的耐候性油漆及其制备方法。
背景技术
汽车漆就是喷在汽车上的一种保护膜，它是涂料的一种，使车身不容易被腐蚀，更是给人一种美观的评价。汽车漆不仅能够很好的保护汽车表面，并且能够很好的提高了汽车的美观度。
光照，高温和潮湿是造成汽车油漆涂层失光，褪色，粉化的主要原因，油漆涂层的耐候性优劣与涂料组分的光谱敏感性有关，而在汽车整体结构中，后视镜由于延伸在车身外侧，在会车时或者经过狭窄区域是，容易出现擦痕，非常影响美观度。
发明内容
发明目的：本发明的目的是为了弥补现有技术的不足，提供一种应用于汽车后视镜的耐候性油漆，配比科学，具有很好的耐磨耐冲击性和高效耐候性，而且耐黄变，耐腐蚀，提高了漆膜的附着力，对人体无危害，安全性能更高。
技术方案：一种应用于汽车后视镜的耐候性油漆，由以下重量比的原料配制而成：热塑性丙烯酸树脂10-20份，酚醛树脂17-28份、四氢呋喃3-10份，甲基丙烯酸叔丁酯2-8份，氨基树脂2-8份，网络互穿乳液4.2-6份，滑石粉5-7份，钛白粉4-5份，羧甲基纤维素钠5-7份，十二烷基硫酸钠4-6份，硼酚醛树脂6-8份，聚氨酯2-9份，复合填料15-25份、助剂3-8份。
作为优选，由以下重量比的原料配制而成：热塑性丙烯酸树脂15份，酚醛树脂25份、四氢呋喃7份，甲基丙烯酸叔丁酯5份，氨基树脂6份，网络互穿乳液5份，滑石粉6份，钛白粉4.5份，羧甲基纤维素钠6份，十二烷基硫酸钠5份，硼酚醛树脂7份，聚氨酯5份，复合填料24份、助剂5份。
所述复合填料按重量份由8-10份聚苯胺、3-15份石墨烯、2-8份云母粉、2-10份纳米碳酸钙、2-10份纳米氧化锌、1-5份纳米二氧化钛、2-5份纳米氧化铈、1-2.5份十二烷基苯磺酸钠、2-5份山梨醇酐脂肪酸酯混合而成。
所述助剂为防老剂4010NA、防老剂MB、环烷酸钴、异辛酸钴、有机硅消泡剂、羧甲基纤维素、过氧化二异丙苯、苯甲酸钠、壳聚糖中的一种或者多种的组合
一种应用于汽车后视镜的耐候性油漆的制备方法，包括如下步骤：
A.将热塑性丙烯酸树脂、酚醛树脂、氨基树脂、氨基树脂、硼酚醛树脂、聚氨酯，甲基 丙烯酸叔丁酯，加入反应釜中，边搅拌边升温，搅拌转速为280转/分钟，时间23分钟；当温度升至120摄氏度时，再加入四氢呋喃，网络互穿乳液，羧甲基纤维素钠，十二烷基硫酸钠，继续边搅拌边升温，当温度升至180度时，保持24分钟；
B、将A步骤的反应釜降温至100度，再在其中加入滑石粉、钛白粉、助剂、复合填料，再以800转/分钟的转速搅拌10分钟，得粗油漆；
C、将B步骤制得的粗油漆研磨20分钟，过滤即得。
本发明所述耐候性油漆，以热塑性丙烯酸树脂为主要成膜物质，并配合添加了酚醛树脂，两者可以发生反应，在氨基树脂的辅助下，使热塑性丙烯酸树脂固化的同时改善了热塑性丙烯酸树脂的性质，使得到的油漆具有耐强氧化性酸、耐热和耐候性能优异的性质，在使用的过程中，不易降解，不易泛黄；添加的网络互穿乳液形成连续的网状结构，加入到体系中，热塑性丙烯酸树脂、酚醛树脂填充在了网状结构之间，因四氢呋喃的存在，改善了网状结构与热塑性丙烯酸树脂的相容性，赋予漆膜优异的耐候性和耐水性。
有益效果：本发明所揭示的一种应用于汽车后视镜的耐候性油漆，配比科学，具有很好的耐磨耐冲击性和高效耐候性，而且耐黄变，耐腐蚀，提高了漆膜的附着力，对人体无危害，安全性能更高。
具体实施方式
下面结合具体实施例对本发明作进一步说明：
一种应用于汽车后视镜的耐候性油漆，由以下重量比的原料配制而成：热塑性丙烯酸树脂10-20份，酚醛树脂17-28份、四氢呋喃3-10份，甲基丙烯酸叔丁酯2-8份，氨基树脂2-8份，网络互穿乳液4.2-6份，滑石粉5-7份，钛白粉4-5份，羧甲基纤维素钠5-7份，十二烷基硫酸钠4-6份，硼酚醛树脂6-8份，聚氨酯2-9份，复合填料15-25份、助剂3-8份。
其中，所述复合填料按重量份由8-10份聚苯胺、3-15份石墨烯、2-8份云母粉、2-10份纳米碳酸钙、2-10份纳米氧化锌、1-5份纳米二氧化钛、2-5份纳米氧化铈、1-2.5份十二烷基苯磺酸钠、2-5份山梨醇酐脂肪酸酯混合而成。
所述助剂为防老剂4010NA、防老剂MB、环烷酸钴、异辛酸钴、有机硅消泡剂、羧甲基纤维素、过氧化二异丙苯、苯甲酸钠、壳聚糖中的一种或者多种的组合
一种应用于汽车后视镜的耐候性油漆的制备方法，包括如下步骤：
A.将热塑性丙烯酸树脂、酚醛树脂、氨基树脂、氨基树脂、硼酚醛树脂、聚氨酯，甲基丙烯酸叔丁酯，加入反应釜中，边搅拌边升温，搅拌转速为280转/分钟，时间23分钟；当温度升至120摄氏度时，再加入四氢呋喃，网络互穿乳液，羧甲基纤维素钠，十二烷基硫酸钠， 继续边搅拌边升温，当温度升至180度时，保持24分钟；
B、将A步骤的反应釜降温至100度，再在其中加入滑石粉、钛白粉、助剂、复合填料，再以800转/分钟的转速搅拌10分钟，得粗油漆；
C、将B步骤制得的粗油漆研磨20分钟，过滤即得。
实施例1：
一种应用于汽车后视镜的耐候性油漆，由以下重量比的原料配制而成：热塑性丙烯酸树脂15份，酚醛树脂25份、四氢呋喃7份，甲基丙烯酸叔丁酯5份，氨基树脂6份，网络互穿乳液5份，滑石粉6份，钛白粉4.5份，羧甲基纤维素钠6份，十二烷基硫酸钠5份，硼酚醛树脂7份，聚氨酯5份，复合填料24份、助剂5份。
所述复合填料按重量份由9份聚苯胺、7份石墨烯、5份云母粉、6份纳米碳酸钙、6份纳米氧化锌、3份纳米二氧化钛、3份纳米氧化铈、1.5份十二烷基苯磺酸钠、3份山梨醇酐脂肪酸酯混合而成。
实施例2：
一种应用于汽车后视镜的耐候性油漆，由以下重量比的原料配制而成：热塑性丙烯酸树脂10份，酚醛树脂17份、四氢呋喃3份，甲基丙烯酸叔丁酯2份，氨基树脂2份，网络互穿乳液4.2份，滑石粉5份，钛白粉4份，羧甲基纤维素钠5份，十二烷基硫酸钠4份，硼酚醛树脂6份，聚氨酯2份，复合填料15份、助剂3份。
所述复合填料按重量份由8份聚苯胺、3份石墨烯、2份云母粉、2份纳米碳酸钙、2份纳米氧化锌、1份纳米二氧化钛、2份纳米氧化铈、1份十二烷基苯磺酸钠、2份山梨醇酐脂肪酸酯混合而成。
实施例3
一种应用于汽车后视镜的耐候性油漆，由以下重量比的原料配制而成：热塑性丙烯酸树脂20份，酚醛树脂28份、四氢呋喃10份，甲基丙烯酸叔丁酯8份，氨基树脂8份，网络互穿乳液6份，滑石粉7份，钛白粉5份，羧甲基纤维素钠7份，十二烷基硫酸钠6份，硼酚醛树脂8份，聚氨酯9份，复合填料25份、助剂8份。
其中，所述复合填料按重量份由10份聚苯胺、15份石墨烯、8份云母粉、10份纳米碳酸钙、10份纳米氧化锌、5份纳米二氧化钛、5份纳米氧化铈、2.5份十二烷基苯磺酸钠、5份山梨醇酐脂肪酸酯混合而成。

Claims (5)

  1. 一种应用于汽车后视镜的耐候性油漆，其特征在于：由以下重量比的原料配制而成：热塑性丙烯酸树脂10-20份，酚醛树脂17-28份、四氢呋喃3-10份，甲基丙烯酸叔丁酯2-8份，氨基树脂2-8份，网络互穿乳液4.2-6份，滑石粉5-7份，钛白粉4-5份，羧甲基纤维素钠5-7份，十二烷基硫酸钠4-6份，硼酚醛树脂6-8份，聚氨酯2-9份，复合填料15-25份、助剂3-8份。
  2. 根据权利要求1所述的一种应用于汽车后视镜的耐候性油漆，其特征在于：由以下重量比的原料配制而成：热塑性丙烯酸树脂15份，酚醛树脂25份、四氢呋喃7份，甲基丙烯酸叔丁酯5份，氨基树脂6份，网络互穿乳液5份，滑石粉6份，钛白粉4.5份，羧甲基纤维素钠6份，十二烷基硫酸钠5份，硼酚醛树脂7份，聚氨酯5份，复合填料24份、助剂5份。
  3. 根据权利要求1所述的一种应用于汽车后视镜的耐候性油漆，其特征在于：所述复合填料按重量份由8-10份聚苯胺、3-15份石墨烯、2-8份云母粉、2-10份纳米碳酸钙、2-10份纳米氧化锌、1-5份纳米二氧化钛、2-5份纳米氧化铈、1-2.5份十二烷基苯磺酸钠、2-5份山梨醇酐脂肪酸酯混合而成。
  4. 根据权利要求1所述的一种应用于汽车后视镜的耐候性油漆，其特征在于：所述助剂为防老剂4010NA、防老剂MB、环烷酸钴、异辛酸钴、有机硅消泡剂、羧甲基纤维素、过氧化二异丙苯、苯甲酸钠、壳聚糖中的一种或者多种的组合。
  5. 一种制备权利要求1中应用于汽车后视镜的耐候性油漆的制备方法，其特征在于包括如下步骤：
    A.将热塑性丙烯酸树脂、酚醛树脂、氨基树脂、氨基树脂、硼酚醛树脂、聚氨酯，甲基丙烯酸叔丁酯，加入反应釜中，边搅拌边升温，搅拌转速为280转/分钟，时间23分钟；当温度升至120摄氏度时，再加入四氢呋喃，网络互穿乳液，羧甲基纤维素钠，十二烷基硫酸钠，继续边搅拌边升温，当温度升至180度时，保持24分钟；
    B、将A步骤的反应釜降温至100度，再在其中加入滑石粉、钛白粉、助剂、复合填料，再以800转/分钟的转速搅拌10分钟，得粗油漆；
    C、将B步骤制得的粗油漆研磨20分钟，过滤即得。
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