CN102206460A - Flower and bird grain powder paint for automobile body finish and preparation method thereof - Google Patents

Flower and bird grain powder paint for automobile body finish and preparation method thereof Download PDF

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Publication number
CN102206460A
CN102206460A CN 201110047411 CN201110047411A CN102206460A CN 102206460 A CN102206460 A CN 102206460A CN 201110047411 CN201110047411 CN 201110047411 CN 201110047411 A CN201110047411 A CN 201110047411A CN 102206460 A CN102206460 A CN 102206460A
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China
Prior art keywords
powder
preparation
powder coating
birds
flowers
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CN 201110047411
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CN102206460B (en
Inventor
袁秀奎
岳中英
金建伟
刘强
马芳武
赵福全
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Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
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Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
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Abstract

The invention relates to a flower and bird gain powder paint for automobile body finish and a preparation method thereof. Aiming at the problem that the current automobile body finish has single color so as not to satisfy the personalized demand of modern consumers, the invention provides a flower and bird gain powder paint for automobile body finish and a preparation method thereof. The powder paint is prepared by the steps of: preparing powder a from polyester resin, pigment and an embossed agent, preparing powder b from the polyester resin, TGIC (Triglycidyl Isocyanurate), benzoin, barium sulfate, kaolin and the pigment, and finally mixing the powder a with the powder b uniformly based on the proportion of (0.5 to 0.9%): (99.1% to 99.5%). The powder paint has the advantages of enhancing the aesthetic quality of automobile body surface and leading an automobile to be more eye-pleasing and fashionable.

Description

A kind of body of a motor car finish paint birds and flowers lines powder coating and preparation method thereof
Technical field
The present invention relates to the car paint technical field, relate in particular to body of a motor car finish paint birds and flowers lines powder coating and preparation method thereof.
Background technology
Powder coating is a kind of novel solvent 100% solid powdery coating that do not contain.Have characteristics such as solvent-free, pollution-free, recyclable, environmental protection, the saving energy and resource, the physical strength height that reduces labor intensity and film.Along with the restriction to automobile VOC discharging, powder coating becomes better and approaching perfection day by day with its remarkable environmental benefit, energy-efficient performance and technology that shared ratio rises year by year in car paint.In the powder coating kind, polyester powder coating is present optimal powder coating.
High gloss, high-flatness and high vividness are the main flow requirements of current automobile appearance, and along with the variation of technology and client pursuit to individual character, decorative pattern type, fine arts type outward appearance also will be a kind of trend, fine arts texture type powder coating particularly, its unique decorative effect, with beautiful outward appearance, more be subjected to doting on of people.Body of a motor car finish paint color is single at present, can not satisfy the pursuit of modern to individual character, also has blank in automobile segments market, if can introduce other effect pigment, must greatly enrich the appearance effect of vehicle body.
Application number is the fine arts type powder coating that 200410041164.5 Chinese patent discloses a kind of speckle effect, the fine arts type powder coating of a kind of speckle effect of this disclosure of the Invention, by resin and cure system, air release agent, flow promotor, pigment, filler, speckle agent, effect pigment, powder flow improver additive, the directed auxiliary agent of effect pigment is a raw material, earlier the first five is planted raw material and make base-material, again other raw material is added in the base-material, mix through doing, sieve and make finished product coating.The powder coating of the speckle effect of this invention is a kind of as fine arts type outward appearance, can't greatly enrich the appearance effect of vehicle body.
Summary of the invention
Single at present body of a motor car finish paint color, can not satisfy the modern to the existing problem of the pursuit of individual character, the present invention proposes a kind of body of a motor car finish paint birds and flowers lines powder coating and preparation method thereof, increase the aesthetic property of bodywork surface, given automobile bigger sight and stylishness.
The present invention is achieved by the following technical solutions: a kind of body of a motor car finish paint birds and flowers lines powder coating:
(1) powder a is prepared from by following each material component, and the weight percent of each material component is:
Vibrin 85 ~ 95%
Pigment 2%
Sludge ice agent 3 ~ 13%;
As preferred polyester resin 90%, pigment 2%, sludge ice agent 8%;
(2) powder b is prepared from by following each material component, and the weight percent of each material component is:
Vibrin 55 ~ 65%
TGIC3.5~5.3%
St-yrax 1.5 ~ 2.0%
Barium sulfate 14 ~ 19%
Kaolin 12 ~ 17%
Pigment 2%;
As preferred polyester resin 60%, TGIC4.5%, st-yrax 1.7%, barium sulfate 16.8%, kaolin 15%, pigment 2%;
(3) the body of a motor car finish paint is mixed by powder a and powder b with birds and flowers lines powder coating, and the weight percent of powder a and powder b is;
Powder a 0.5 ~ 0.9%
Powder b 99.1 ~ 99.5%;
As preferably, powder a and b press the mixed of 0.8%:99.2%.
Vibrin is the key component of polyester powder coating, and its performance directly influences the performance of powder coating.As preferably, vibrin is selected weather resistant CC440 for use, and the characteristics of CC440 are excellent combination property.
TGIC isocyanuric acid three-glycidyl ester (dai serge gram, TGIC), it is solidifying agent with triazine ring texture, this TGIC with 3 epoxy compoundss has higher activity and highdensity interlinkage hardness, because these character of TGIC, TGIC shows outstanding thermal deformation resistant ability, good weather resisteant, outstanding anti-decomposition ability, and the TGIC powder coating has good tack, erosion resistance and outside durabitity.In addition, the TGIC powder coating is thick and tough and tensile, and has good edges cover rate.
St-yrax plays air release agent in film process.Generate in micromolecular compound and the powder during curing reaction and contain moisture, so the integral part that st-yrax necessitates in most of powder coating prescriptions considers that from outgassing it all is useful adding st-yrax in any kind powder coating.St-yrax also has the pin hole of elimination, shrinkage cavity bubble simultaneously, improves the table tension force of filming, and regulates the effect of film coated surface levelling degree.
The sludge ice agent is according to the novel powder additive that grows up at present as the texture auxiliary agent, and those loaded down with trivial details prescriptions before it has been optimized make powder reach comparatively stable art decorative effect.When the back was added the sludge ice agent and produced fine arts powder, decorative pattern was adjusted easily, but that the homogeneity of texture is influenced by spraying is bigger, and recycled difficulty, in the decorative pattern agent texture that adds more even, Powder Recovery utilization ratio height.The point that agent adds in the agent of type texture in being as preferred AST-W sludge ice is spent diffusant, and a kind of some flower effect of diffusion is arranged, and can form decorative patterns such as diffusion, peacock, willow leaf, polychrome, grouan jewel.
Barium sulfate is applied in the powder coating, can strengthen luminance brightness, levelling property and the gloss retention of powder coating, and has compatible preferably with all colorant.As preferably, described barium sulfate is selected the Qingdao process white for use.Qingdao sulfate precipitate titanate particle is little, lightweight, purity height, can improve powder coating and reach the ideal coat-thickness in spraying coating process, can reduce the powder coating consumption, strengthens hardness of film, is the optimal weighting agent of powder coating.
Kaolin has resistivity against fire, at high temperature has infusible ability, and kaolin also has strong acid resistance simultaneously, as the filler adding of powder coating of the present invention.
Pigment is indispensable composition in the general powder coating, demand according to the client is formulated, pigment nondiscoloration under storing temperature of selecting, chemical transformation, photostabilization and weathering resistance do not take place will get well, opacifying power for guaranteeing to film simultaneously is divided into mineral dye, pigment dyestuff or is used.
A kind of body of a motor car finish paint preparation method of birds and flowers lines powder coating, adopt following steps:
(1) each feed composition of powder a is mixed after, melt extrude by twin screw extruder, after cooled tablet is pulverized and is ground, make powder a, as preferably, extrude under 180 ℃ temperature by twin screw extruder after the powder mixes, resulting powder a selects for use 140 purpose screen clothes to sieve.
(2) each feed composition of powder b is mixed after, melt extrude by twin screw extruder, cooled tablet makes powder b after pulverizing and grinding; As preferably, extrude under 200 ℃ temperature by twin screw extruder after the powder mixes, resulting powder b selects for use 100 purpose screen clothes to sieve.
(3) powder a and the b that step (1) and step (2) are made mixes, and promptly makes this powder coating.
The present invention is by changing the flowability of coating, to form the decorative pattern of birds and flowers shape, can forming difform pattern by the content of control sludge ice agent.
Compared with prior art, the present invention makes the body of a motor car surface have a kind of birds and flowers shape lines, has increased the aesthetic property of bodywork surface greatly, has given automobile bigger sight and stylishness.
Embodiment
Below by specific embodiment the present invention is described in further detail, required raw material is commercial product.
Embodiment 1
(1) take by weighing vibrin CC440 type 90%, pigment 2%, pigment is selected phthalocyanine blue for use, sludge ice agent AST-W 8% after above-mentioned each component mixed, melt extrudes under 180 ℃ temperature by twin screw extruder, cooled tablet makes powder a after pulverizing and grinding;
(2) take by weighing vibrin CC440 type 60%, TGIC4.5%, st-yrax 1.7%, Qingdao barium sulfate 16.8%, kaolin 15%, pigment 2%, pigment is selected phthalocyanine blue for use, after above-mentioned each component mixed, by melt extruding under 200 ℃ temperature in the twin screw extruder, cooled tablet makes powder b after pulverizing and grinding;
(3) powder a that step 1 and step 2 are made and b mix by the mixed of 0.8%:99.2%, promptly make powder coating A.
Embodiment 2
(1) take by weighing vibrin CC440 type 85%, pigment 2%, pigment is selected iron oxide red for use, sludge ice agent AST-W 13% after above-mentioned each component mixed, melt extrudes under 180 ℃ temperature by twin screw extruder, cooled tablet makes powder a after pulverizing and grinding;
(2) take by weighing vibrin CC440 type 55%, TGIC5%, st-yrax 2%, Qingdao barium sulfate 19%, kaolin 17%, pigment 2%, pigment is selected iron oxide red for use, color is identical with the color of step (1), after above-mentioned each component is mixed, by melt extruding under 200 ℃ temperature in the twin screw extruder, cooled tablet makes powder b after pulverizing and grinding;
(3) powder a that step 1 and step 2 are made and b mix by the mixed of 0.9%:99.1%, promptly make this powder coating B.
Embodiment 3
(1) take by weighing vibrin CC440 type 95%, pigment 2%, the pigment phthalocyanine green, sludge ice agent AST-W 3% after above-mentioned each component mixed, melt extrudes under 180 ℃ temperature by twin screw extruder, and cooled tablet makes powder a after pulverizing and grinding;
(2) take by weighing vibrin CC440 type 65%, TGIC5%, st-yrax 2%, Qingdao barium sulfate 14%, kaolin 12%, pigment 2%, the pigment phthalocyanine green, color is identical with the color of step (1), after above-mentioned each component is mixed, by melt extruding under 200 ℃ temperature in the twin screw extruder, cooled tablet makes powder b after pulverizing and grinding;
(3) powder a that step 1 and step 2 are made and b mix by the mixed of 0.5%:99.5%, promptly make this powder coating C.
Embodiment 4
(1) take by weighing vibrin CC440 type 95%, pigment 2%, the pigment iron oxide yellow, sludge ice agent AST-W 3% after above-mentioned each component mixed, melt extrudes under 180 ℃ temperature by twin screw extruder, and cooled tablet makes powder a after pulverizing and grinding;
(2) take by weighing vibrin CC440 type 56.8%, TGIC3.7%, st-yrax 1.5%, Qingdao barium sulfate 19%, kaolin 17%, pigment 2%, the pigment iron oxide yellow, color is identical with the color of step (1), after above-mentioned each component is mixed, by melt extruding under 200 ℃ temperature in the twin screw extruder, cooled tablet makes powder b after pulverizing and grinding;
(3) powder a that step 1 and step 2 are made and b mix by the mixed of 0.9%:99.1%, promptly make this powder coating D.
Embodiment 5
(1) take by weighing vibrin CC440 type 95%, pigment 2%, the pigment molybdenum red, sludge ice agent AST-W 3% after above-mentioned each component mixed, melt extrudes under 180 ℃ temperature by twin screw extruder, and cooled tablet makes powder a after pulverizing and grinding;
(2) take by weighing vibrin CC440 type 65%, TGIC5.3%, st-yrax 1.7%, Qingdao barium sulfate 14%, kaolin 12%, pigment 2%, the pigment molybdenum red, color is identical with the color of step (1), after above-mentioned each component is mixed, by melt extruding under 200 ℃ temperature in the twin screw extruder, cooled tablet makes powder b after pulverizing and grinding;
(3) powder a that step 1 and step 2 are made and b mix by the mixed of 0.5%:99.5%, promptly make this powder coating E.
Embodiment result is: powder coating A has birds and flowers shape lines, and lines is of moderate size, and clear have a stereoscopic sensation, does not have pin hole to exist.Powder coating B, the D lines is little even disappear, and occurs a small amount of discontinuous pin hole simultaneously.Powder coating C, E lines are put down greatly, and unintelligible, stereoscopic sensation is poor, powder coating C yellowing simultaneously.This shows that embodiment 1 is the optimal proportion scheme.

Claims (7)

1. a body of a motor car finish paint is characterized in that with birds and flowers lines powder coating:
(1) powder a is prepared from by following each material component, and the weight percent of each material component is:
Vibrin 85 ~ 95%
Pigment 2%
Sludge ice agent 3 ~ 13%;
(2) powder b is prepared from by following each material component, and the weight percent of each material component is:
Vibrin 55 ~ 65%
TGIC3.5~5.3%
St-yrax 1.5 ~ 2.0%
Barium sulfate 14 ~ 19%
Kaolin 12 ~ 17%
Pigment 2%;
(3) the body of a motor car finish paint is mixed by powder a and powder b with birds and flowers lines powder coating, and the weight percent of powder a and powder b is;
Powder a 0.5 ~ 0.9%
Powder b 99.1 ~ 99.5%.
2. an a kind of body of a motor car finish paint as claimed in claim 1 is characterized in that the preparation method adopts following steps with the preparation method of birds and flowers lines powder coating:
(1) each feed composition of powder a is mixed after, melt extrude by twin screw extruder, cooled tablet makes powder a after pulverizing and grinding,
(2) each feed composition of powder b is mixed after, melt extrude by twin screw extruder, cooled tablet makes powder b after pulverizing and grinding;
(3) powder a and the b that step (1) and step (2) are made mixes, and promptly makes this powder coating.
3. a kind of body of a motor car finish paint according to claim 2 is characterized in that: extrude under 180 ℃ temperature by twin screw extruder after the powder mixes in the described step (1) with the preparation method of birds and flowers lines powder coating.
4. according to the preparation method of claim 2 or 3 described a kind of body of a motor car finish paints usefulness birds and flowers lines powder coating, it is characterized in that: resulting powder a selects for use 140 purpose screen clothes to sieve in the described step (1).
5. a kind of body of a motor car finish paint according to claim 2 is characterized in that: extrude under 200 ℃ temperature by twin screw extruder after the powder mixes in the described step (2) with the preparation method of birds and flowers lines powder coating.
6. according to the preparation method of claim 2 or 5 described a kind of body of a motor car finish paints usefulness birds and flowers lines powder coating, it is characterized in that: resulting powder b selects for use 100 purpose screen clothes to sieve in the described step (2).
7. according to the preparation method of claim 1 or 2 described a kind of body of a motor car finish paints usefulness birds and flowers lines powder coating, it is characterized in that: described barium sulfate is selected the Qingdao process white for use.
CN201110047411A 2011-02-28 2011-02-28 Flower and bird grain powder paint for automobile body finish and preparation method thereof Expired - Fee Related CN102206460B (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103131294A (en) * 2013-03-29 2013-06-05 宁波南海化学有限公司 Heat insulation super-weather-proof powder coating and preparation method and application thereof
CN103131306A (en) * 2013-03-29 2013-06-05 宁波南海化学有限公司 Powder coating with effect of color changing along with angle and preparation method thereof
CN103146288A (en) * 2013-03-29 2013-06-12 宁波南海化学有限公司 Metal alike art type powder coating and preparation method thereof
CN103497648A (en) * 2013-09-04 2014-01-08 安徽拓普森电池有限责任公司 Flower and bird pattern powdery paint for top finish of automotive body
CN104194577A (en) * 2014-09-05 2014-12-10 晁兵 Speckle powder coating and preparation method thereof
CN105086779A (en) * 2014-10-30 2015-11-25 合肥蓝天家具制造有限责任公司 Decorative colored powdery paint
CN105462437A (en) * 2015-12-14 2016-04-06 浙江华彩化工有限公司 Planar pattern powder coating and preparation method thereof
CN112745709A (en) * 2020-01-13 2021-05-04 万辉(广州)高新材料有限公司 Art powder coating with snakeskin effect and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001181576A (en) * 1999-12-27 2001-07-03 Toyo Aluminium Kk Colored metallic powder coating composition and its production method
US20010006993A1 (en) * 1998-07-03 2001-07-05 John Ring Powder coating compositions
CN1715348A (en) * 2004-07-02 2006-01-04 徐州正菱涂装有限公司 Artistic powder paint of mottle effect
KR20070070602A (en) * 2005-12-29 2007-07-04 주식회사 케이씨씨 Excellent corrosion resistance powder coating composition for an automobiles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010006993A1 (en) * 1998-07-03 2001-07-05 John Ring Powder coating compositions
JP2001181576A (en) * 1999-12-27 2001-07-03 Toyo Aluminium Kk Colored metallic powder coating composition and its production method
CN1715348A (en) * 2004-07-02 2006-01-04 徐州正菱涂装有限公司 Artistic powder paint of mottle effect
KR20070070602A (en) * 2005-12-29 2007-07-04 주식회사 케이씨씨 Excellent corrosion resistance powder coating composition for an automobiles

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103131294A (en) * 2013-03-29 2013-06-05 宁波南海化学有限公司 Heat insulation super-weather-proof powder coating and preparation method and application thereof
CN103131306A (en) * 2013-03-29 2013-06-05 宁波南海化学有限公司 Powder coating with effect of color changing along with angle and preparation method thereof
CN103146288A (en) * 2013-03-29 2013-06-12 宁波南海化学有限公司 Metal alike art type powder coating and preparation method thereof
CN103131306B (en) * 2013-03-29 2015-04-22 宁波南海化学有限公司 Powder coating with effect of color changing along with angle and preparation method thereof
CN103146288B (en) * 2013-03-29 2015-06-17 宁波南海化学有限公司 Metal alike art type powder coating and preparation method thereof
CN103131294B (en) * 2013-03-29 2015-06-17 宁波南海化学有限公司 Heat insulation super-weather-proof powder coating and preparation method and application thereof
CN103497648A (en) * 2013-09-04 2014-01-08 安徽拓普森电池有限责任公司 Flower and bird pattern powdery paint for top finish of automotive body
CN104194577A (en) * 2014-09-05 2014-12-10 晁兵 Speckle powder coating and preparation method thereof
CN105086779A (en) * 2014-10-30 2015-11-25 合肥蓝天家具制造有限责任公司 Decorative colored powdery paint
CN105462437A (en) * 2015-12-14 2016-04-06 浙江华彩化工有限公司 Planar pattern powder coating and preparation method thereof
CN105462437B (en) * 2015-12-14 2018-05-11 浙江华彩新材料有限公司 A kind of plane TEXTURE POWDER COATING and preparation method thereof
CN112745709A (en) * 2020-01-13 2021-05-04 万辉(广州)高新材料有限公司 Art powder coating with snakeskin effect and preparation method thereof

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