CN104263100A - Scratch-resistant automobile paint and preparation method thereof - Google Patents
Scratch-resistant automobile paint and preparation method thereof Download PDFInfo
- Publication number
- CN104263100A CN104263100A CN201410431274.6A CN201410431274A CN104263100A CN 104263100 A CN104263100 A CN 104263100A CN 201410431274 A CN201410431274 A CN 201410431274A CN 104263100 A CN104263100 A CN 104263100A
- Authority
- CN
- China
- Prior art keywords
- parts
- acrylic resin
- urethane
- polysiloxane
- car paint
- 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.)
- Granted
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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
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/02—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D123/10—Homopolymers or copolymers of propene
- C09D123/12—Polypropene
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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)
- Paints Or Removers (AREA)
Abstract
The invention discloses a scratch-resistant automobile paint, which is composed of the following raw materials in parts by weight: 20 parts of polypropylene resin, 10 to 30 parts of polyurethane acrylate, 10 to 30 parts of polyurethane, 5 to 15 parts of calcium carbonate, 10 to 20 parts of silicon dioxide, 5 to 11 parts of polysiloxane, 8 to 14 parts of erucyl amide hydroxy, 3 to 9 parts of hydroxyethyl cellulose, 1 to 5 parts of pigment, and 2 to 8 parts of inorganic filling material. The invention also discloses a preparation method of the scratch-resistant automobile paint. Compared to the prior art, the obtained scratch-resistant automobile paint preserves the characteristics of conventional automobile paint, and most importantly the scratch-resistant performance of the paint is prominently improved. Moreover, the VOC discharge amount is little, and the environmental pollution is reduced.
Description
Technical field
The present invention relates to a kind of scrape resistant car paint and preparation method thereof, belong to chemistry painting industry field.
Background technology
Along with the development of Domestic Automotive Industry, the growth of automobile pollution, for China's car paint industry provides huge market development space.Car paint just refers to the coating of application on the various types of vehicles vehicle bodies such as car and component, refers generally to the coating of new car and subsidiary material and vehicle repairing coating.Its Main Function comprises: 1. beautiful outward appearance.Requirement paint film is plentiful, and gloss is magnificent soft, and clarity is good, and color is varied and popular, makes its outward appearance look more pleasing, gives aesthetic feeling; 2. fabulous weathering resistance erosion resistance, can be applicable to all temps, tan by the sun and erosion by wind and rain, keep in a variety of weather conditions not loss of gloss, nondiscoloration, non-foaming, do not ftracture, do not come off, not efflorescence, not corrosion.The work-ing life of paint film is generally greater than 10 years; 3. fabulous application property and matching capacity.Automobile finish is generally multiple pass coat, because generally not reaching good performance, so require that between each coating, sticking power is good, zero defect by individual layer application; 4. fabulous mechanical property.Adapt to the high speed of automobile, many shakes and strain, require the superior performances such as the sticking power of paint film good, hard pliable and tough, shock-resistant, resist bending, damage resistant, rub resistance; 5. fabulous scrub resistance, resistance to soiling and good can toolability.Require that resistance to hairbrush, soap, clean-out system clean, leave no trace after contacting with other common spots.
Automobile is in daily traveling, and either large or small scraping accident often can occur, and therefore, scraping and wiping resistance performance is extremely important for car paint, and existing scratch resistant coatings may exist the defect of scrape resistant weak effect, affects the attractive in appearance of automobile.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of scrape resistant car paint and preparation method thereof.
Technical scheme: for achieving the above object, the invention provides a kind of scrape resistant car paint, and it is mainly made by the raw material of following weight ratio:
Acrylic resin 20 parts, urethane acrylate 10-30 part, urethane 10-30 part, calcium carbonate 5-15 part, silica 1 0-20 part, polysiloxane 5-11 part, erucicamide hydroxyl 8-14 part, Natvosol 3-9 part, pigment 1-5 part, mineral filler 2-8 part.
As preferably, described scrape resistant car paint is mainly made by the raw material of following weight ratio:
Acrylic resin 20 parts, urethane acrylate 15-25 part, urethane 15-25 part, calcium carbonate 8-12 part, silica 1 2-18 part, polysiloxane 7-9 part, erucicamide hydroxyl 10-12 part, Natvosol 5-7 part, pigment 2-4 part, mineral filler 4-6 part.
Preferred as another kind, the degree of crystallinity of described acrylic resin is 60%-80%.
Preferred as another kind, described mineral filler is talcum powder, glass powder, diatomite, perlite or agalmatolite.
Present invention also offers the preparation method of described scrape resistant car paint, it is mainly made by following steps:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 4000-6000r/min high speed dispersion 30-40 minute, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 3600-4200r/min high speed dispersion 20-30 minute, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, mineral filler and above-mentioned mill base material, 800-1200r/min low speed dispersion 10-20 minute, to obtain final product.
Beneficial effect: the present invention is relative to prior art, and the scrape resistant car paint of gained, not only has the feature that conventional vehicle coating has, and the most important thing is that its scraping and wiping resistance performance significantly improves; And VOC quantity discharged is little, effectively reduces environmental pollution.
Embodiment
Below in conjunction with embodiment, the present invention is further described.
Embodiment 1:
Prescription:
Acrylic resin 20g, urethane acrylate 10g, urethane 10g, calcium carbonate 5g, silica 1 0g, polysiloxane 5g, erucicamide hydroxyl 8g, Natvosol 3g, pigment 1g, talcum powder 2g
The degree of crystallinity of described acrylic resin is 60%.
Preparation method:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 4000r/min high speed dispersion 30 minutes, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 3600r/min high speed dispersion 20 minutes, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, talcum powder and above-mentioned mill base material, 800r/min low speed disperses 10 minutes, to obtain final product.
Embodiment 2:
Prescription:
Acrylic resin 20g, urethane acrylate 30g, urethane 30g, calcium carbonate 15g, silicon-dioxide 20g, polysiloxane 11g, erucicamide hydroxyl 14g, Natvosol 9g, pigment 5g, glass powder 8g
The degree of crystallinity of described acrylic resin is 80%.
Preparation method:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 6000r/min high speed dispersion 40 minutes, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 4200r/min high speed dispersion 30 minutes, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, glass powder and above-mentioned mill base material, 1200r/min low speed disperses 20 minutes, to obtain final product.
Embodiment 3:
Prescription:
Acrylic resin 20g, urethane acrylate 20g, urethane 20g, calcium carbonate 10g, silica 1 5g, polysiloxane 8g, erucicamide hydroxyl 11g, Natvosol 6g, pigment 3g, diatomite 5g
The degree of crystallinity of described acrylic resin is 70%.
Preparation method:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 5000r/min high speed dispersion 35 minutes, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 3900r/min high speed dispersion 25 minutes, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, diatomite and above-mentioned mill base material, 1000r/min low speed disperses 15 minutes, to obtain final product.
Embodiment 4:
Prescription:
Acrylic resin 20g, urethane acrylate 15g, urethane 15g, calcium carbonate 8g, silica 1 2g, polysiloxane 7g, erucicamide hydroxyl 10g, Natvosol 5g, pigment 2g, perlite 4g
The degree of crystallinity of described acrylic resin is 65%.
Preparation method:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 4500r/min high speed dispersion 32 minutes, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 3800r/min high speed dispersion 22 minutes, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, perlite and above-mentioned mill base material, 900r/min low speed disperses 12 minutes, to obtain final product.
Embodiment 5:
Prescription:
Acrylic resin 20g, urethane acrylate 25g, urethane 25g, calcium carbonate 12g, silica 1 8g, polysiloxane 9g, erucicamide hydroxyl 12g, Natvosol 7g, pigment 4g, agalmatolite 6g
The degree of crystallinity of described acrylic resin is 75%.
Preparation method:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 5500r/min high speed dispersion 38 minutes, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 4000r/min high speed dispersion 28 minutes, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, agalmatolite and above-mentioned mill base material, 1100r/min low speed disperses 18 minutes, to obtain final product.
Experimental example gained car paint of the present invention scraping and wiping resistance performance detects
Carry out drawing lattice scraping experiment with the power of 15N with the five fingers scraping abrasion instrument, then by brightness flop (△ L) value at color difference meter test scratch place, △ L value is less shows that the scratch of material is lighter, and scraping and wiping resistance performance is better.
Control group adopts prescription of the present invention and preparation method, removes the scrape resistant car paint of acrylic resin, polysiloxane and Natvosol gained;
Scrape resistant detected result is in table 1
Table 1 gained car paint of the present invention scrape resistant detected result (n=3)
Note: compared with control group, * P<0.05
By upper Biao Ke get, control group of comparing, gained scrape resistant car paint of the present invention is by drawing the display of lattice scraping experiment, and value significantly reduces the brightness flop (△ L) at scratch place, and surface scratches is smooth, shows that its scraping and wiping resistance performance significantly improves.
Claims (5)
1. a scrape resistant car paint, is characterized in that, it is mainly made by the raw material of following weight ratio:
Acrylic resin 20 parts, urethane acrylate 10-30 part, urethane 10-30 part, calcium carbonate 5-15 part, silica 1 0-20 part, polysiloxane 5-11 part, erucicamide hydroxyl 8-14 part, Natvosol 3-9 part, pigment 1-5 part, mineral filler 2-8 part.
2. scrape resistant car paint according to claim 1, is characterized in that, it is mainly made by the raw material of following weight ratio:
Acrylic resin 20 parts, urethane acrylate 15-25 part, urethane 15-25 part, calcium carbonate 8-12 part, silica 1 2-18 part, polysiloxane 7-9 part, erucicamide hydroxyl 10-12 part, Natvosol 5-7 part, pigment 2-4 part, mineral filler 4-6 part.
3. scrape resistant car paint according to claim 1, is characterized in that, the degree of crystallinity of described acrylic resin is 60%-80%.
4. scrape resistant car paint according to claim 1, is characterized in that, described mineral filler is talcum powder, glass powder, diatomite, perlite or agalmatolite.
5. the preparation method of scrape resistant car paint described in any one of claim 1-4, is characterized in that, it is mainly made by following steps:
(1) get calcium carbonate and silicon-dioxide is placed in container, add a certain amount of deionized water, 4000-6000r/min high speed dispersion 30-40 minute, obtains colostric fluid;
(2) polysiloxane, erucicamide hydroxyl and pigment is added in above-mentioned colostric fluid, 3600-4200r/min high speed dispersion 20-30 minute, Dry Sack slurry;
(3) acrylic resin, urethane acrylate, urethane are made emulsion, mix with Natvosol, mineral filler and above-mentioned mill base material, 800-1200r/min low speed dispersion 10-20 minute, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431274.6A CN104263100B (en) | 2014-08-27 | 2014-08-27 | Scratch-resistant automobile paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431274.6A CN104263100B (en) | 2014-08-27 | 2014-08-27 | Scratch-resistant automobile paint and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104263100A true CN104263100A (en) | 2015-01-07 |
| CN104263100B CN104263100B (en) | 2017-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410431274.6A Expired - Fee Related CN104263100B (en) | 2014-08-27 | 2014-08-27 | Scratch-resistant automobile paint and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104263100B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105348883A (en) * | 2015-12-31 | 2016-02-24 | 王璐 | Special stable coating material for automobiles |
| CN106046895A (en) * | 2016-08-12 | 2016-10-26 | 安庆市七仙女电器制造有限公司 | High-stability coating for desk lamp and preparation method thereof |
| CN106280880A (en) * | 2016-08-12 | 2017-01-04 | 安庆市七仙女电器制造有限公司 | A kind of anti-scratch coating of electric iron and preparation method thereof |
| CN106280878A (en) * | 2016-08-12 | 2017-01-04 | 安庆市七仙女电器制造有限公司 | A kind of anti-scratch coating of electric massager and preparation method thereof |
| CN115073976A (en) * | 2022-07-21 | 2022-09-20 | 亚士创能科技(乌鲁木齐)有限公司 | Stone-like paint and application thereof |
| CN116855162A (en) * | 2023-07-11 | 2023-10-10 | 江苏天时新材料科技有限公司 | Scratch-resistant automobile paint and preparation method thereof |
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| CN101613552A (en) * | 2009-08-11 | 2009-12-30 | 铁岭永新涂料有限公司 | Dope for automotive trim plastic parts and preparation method thereof |
| CN102775903A (en) * | 2012-08-10 | 2012-11-14 | 漳州鑫展旺化工有限公司 | Double-fast-curing repair finish paint for car body and preparation method thereof |
| CN103342926A (en) * | 2013-07-25 | 2013-10-09 | 江苏足迹涂料有限公司 | Paint for polyolefin and preparation method thereof |
-
2014
- 2014-08-27 CN CN201410431274.6A patent/CN104263100B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101613552A (en) * | 2009-08-11 | 2009-12-30 | 铁岭永新涂料有限公司 | Dope for automotive trim plastic parts and preparation method thereof |
| CN102775903A (en) * | 2012-08-10 | 2012-11-14 | 漳州鑫展旺化工有限公司 | Double-fast-curing repair finish paint for car body and preparation method thereof |
| CN103342926A (en) * | 2013-07-25 | 2013-10-09 | 江苏足迹涂料有限公司 | Paint for polyolefin and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105348883A (en) * | 2015-12-31 | 2016-02-24 | 王璐 | Special stable coating material for automobiles |
| CN106046895A (en) * | 2016-08-12 | 2016-10-26 | 安庆市七仙女电器制造有限公司 | High-stability coating for desk lamp and preparation method thereof |
| CN106280880A (en) * | 2016-08-12 | 2017-01-04 | 安庆市七仙女电器制造有限公司 | A kind of anti-scratch coating of electric iron and preparation method thereof |
| CN106280878A (en) * | 2016-08-12 | 2017-01-04 | 安庆市七仙女电器制造有限公司 | A kind of anti-scratch coating of electric massager and preparation method thereof |
| CN115073976A (en) * | 2022-07-21 | 2022-09-20 | 亚士创能科技(乌鲁木齐)有限公司 | Stone-like paint and application thereof |
| CN116855162A (en) * | 2023-07-11 | 2023-10-10 | 江苏天时新材料科技有限公司 | Scratch-resistant automobile paint and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104263100B (en) | 2017-02-15 |
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Granted publication date: 20170215 Termination date: 20170827 |