CN104327713A - Double-component plastic PU coating - Google Patents
Double-component plastic PU coating Download PDFInfo
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- CN104327713A CN104327713A CN201410615099.6A CN201410615099A CN104327713A CN 104327713 A CN104327713 A CN 104327713A CN 201410615099 A CN201410615099 A CN 201410615099A CN 104327713 A CN104327713 A CN 104327713A
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- acrylic acid
- butyl ester
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
- 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
- C09D7/65—Additives macromolecular
-
- 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
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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)
- Paints Or Removers (AREA)
Abstract
The invention discloses a double-component plastic PU coating. The coating comprises three parts including part A, part B and part C, wherein the part A consists of the following components in percentage by weight: 10%-15% of cellulose acetate butyrate, 25%-35% of acrylic polyol resin, 30%-40% of modified acrylic acid, 1%-3% of an additive, 1%-5% of an adhesive power enhancer, 0.3%-0.6% of a drier and 12%-20% of a solvent; the part B comprises 40%-60% of a curing agent and 40%-60% of butyl ester; the part C comprises 45%-55% of ethyl ester, 20%-30% of butyl ester and 20%-30% of dimethyl benzene; the weight ratio of the part A to the part B to the part C is 7 to 1 to 7. The coating is high in fullness, extremely good in levelling property and extremely good in decoration effect, also extremely good in hardness, extremely good in protection effect and relatively wide in application.
Description
Technical field
The present invention relates to technical field of coatings, particularly relate to a kind of bi-component plastic rubber PU coating.
Background technology
PU paint is the general designation of all polyurethane coatings, and its thin film-forming method is nature film forming, need not special process, good combination property; Current employing double-component polyurethane coating is as priming paint, and then spray one deck dual-component polyurethane varnish and carry out Lacquer finish, but its levelling property is poor, lacquer painting hardness is inadequate, the provide protection that can not provide; Weather-proof, rub resistance, resistance to acids and bases are poor, work-ing life is shorter.
China Patent No. is separately had to be: 200810218297.3, publication date is 2009.6.17, disclose a kind of double-component polyurethane coating and production method, constructional method, described double-component polyurethane coating comprises priming paint, priming paint thinner and a few part of dual-component polyurethane PU varnish of matching with priming paint forms.Described dual-component polyurethane PU coating is applicable to the PU coating in complex construction HIPS plastic rubber case, and it can be enhanced productivity and save the energy, and can reach the appearance effect of high gloss height fullness ratio.Its technical scheme is: a kind of double-component polyurethane coating, is characterized in that, comprises the component of following weight percents: (1), black primer or silver color priming paint; Wherein: the thermoplastic acrylic resin solution 9-18 that (11), black primer comprise 11A, solids content is 50%; The high molecular block copolymerization liquid solution 1-2 of 11B, band pigment affinity groups; 11C, butyl glycol ether 5-7; 11D, glycol methyl ether acetate 5-7; 11E, butylacetate 2-3; 11F, carbon black 2.5-3.5; 11G, solids content are the thermoplastic acrylic resin solution 40-50 of 50%; 11H, containing 20% cellulose acetate butyrate resin solution 15-25; 11I, vibrin 0.5-3; 11J, aerosil 0-3; 11K, polytetrafluoroethylmodified modified polyethylene wax 0-1; (12), silver color priming paint comprise 12A, solids content be 50% thermoplastic acrylic resin solution 55-65; 12B, containing 15% cellulose acetate butyrate mixed with resin solvent 15-25; 12C, vibrin 0.5-3; 12D, polytetrafluoroethylmodified modified polyethylene wax 0-1; 12E, aluminium-silver slurry 5-9 containing 60-70% aluminium silver powder; 12F, butylacetate 5-9; (2), priming paint thinner comprise 21, ethylene glycol monobutyl ether 8-15; 22, diacetone alcohol 5.The provide protection that can not provide; Weather-proof, rub resistance, resistance to acids and bases are poor, work-ing life is shorter.
Summary of the invention
In order to overcome the defect of above-mentioned prior art, the invention provides a kind of bi-component plastic rubber PU coating, this plastic cement PU coating has high fullness ratio, splendid levelling property, can provide fabulous decorative effect; There is splendid hardness simultaneously, fabulous provide protection can be provided; Suitability is wider, by it for the low material such as ABS, ABS+PC, PA+GF.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of bi-component plastic rubber PU coating, comprise part A, part B and C part to form, it is characterized in that: part A comprises the component of following weight percent: cellulose acetate butyrate 10%-15%, acrylic acid polyol resin 25%-35%, modification acrylic acid 30%-40%, auxiliary agent 1%-3%, adhesion promoter 1%-3%, siccative 0.3%-0.6%, solvent 12%-20%;
Part B comprises the component of following weight percent: solidifying agent 40%-60%, butyl ester 40%-60%;
C part comprises the component of following weight percent: second fat 45-55%, butyl ester 20-30%, dimethylbenzene 20-30%;
The weight proportion of described part A, part B and C part is, 7:1:7.
Described part A comprises the component of following weight percent: cellulose acetate butyrate 13%, acrylic acid polyol resin 30%, modification acrylic acid 35%, auxiliary agent 2%, adhesion promoter 3%, siccative 0.6%, solvent 16.4%;
Part B comprises the component of following weight percent: solidifying agent 50%, butyl ester 50%;
C part comprises the component of following weight percent: second fat 50%, butyl ester 25%, dimethylbenzene 25%.
Described acrylic acid polyol resin to be solids content be 50% Hydroxylated acrylic resin.
Described modification acrylic acid to be solids content be 60% Hydroxylated acrylic resin.
Described auxiliary agent is vibrin, and described adhesion promoter is that described siccative is the fourth lipoprotein solution of the dibutyl tin laurate of 10% not containing the macromolecular compound of polysiloxane.
Described solvent is second fat or cyclohexanone, or the combination of two kinds.
A preparation method for bi-component plastic rubber PU coating, is characterized in that: comprise the steps:
(1), the preparation of part A paint:
A., after successively cellulose acetate butyrate, acrylic acid polyol resin, modification acrylic acid being prepared in proportion, in dispersion machine, stir 20-25 minute with the speed of light fast 600-800rpm, be dispersed to uniform mixture;
B. auxiliary agent, adhesion promoter, siccative and solvent are mixed in proportion, are stirred to rotating speed 600rpm in dispersion machine and dissolve completely;
C. b item 400 order filtering nets are filtered in a item, in high speed dispersor, stir 10-15 minute with the speed of rotating speed 600-800rpm, then use 300 order filter screen filtration;
(2), the preparation of part B solidifying agent: solidifying agent is stirred to rotating speed 600rpm in proportion with butyl ester in dispersion machine and mixes completely;
(3), the preparation of C portion thinner: second fat, butyl ester are stirred to rotating speed 600rpm in proportion with dimethylbenzene in dispersion machine and mix completely;
(4) part A, part B are mixed in the ratio of 7:1:7 with C part, obtained finished product.
The present invention has the following advantages:
1, a kind of bi-component plastic rubber PU of the present invention coating is that high solid content and low viscosity paints, low VOC discharges, is more beneficial to environmental protection; There is high fullness ratio, splendid levelling property, fabulous decorative effect can be provided; Splendid hardness, can provide fabulous provide protection; Suitability is wider, by it for the low material such as ABS, ABS+PC, PA+GF; Splendid physicochemical property, as weather-proof, rub resistance, resistance to acids and bases etc., extends work-ing life greatly.
2, a kind of bi-component plastic rubber PU of the present invention coating compared with prior art, first three kinds of work in-process are prepared owing to adopting, and then utilize three kinds of work in-process to prepare, and the proportion relation of its uniqueness, its technical performance index is significantly improved, and is mainly manifested in: adherence: 0 grade (ABS, ABS+PC, GF+PA etc.); Resistance to dimethylbenzene: >=3 minutes (dripping examination); Alcohol resistance: >=100 times (ethanol 500g power); Wet-heat resisting: 48hrs(relative temperature 95 × 60 DEG C), non-foaming, not loss of gloss; Acid-and base-resisting: non-foaming, not loss of gloss 5%HCL × 48hrs, 5%NaoH × 48hrs; Water tolerance: non-foaming, not loss of gloss (45 DEG C/96hrs pure water); Hardness: >=H(Mitsubishi pencil); Salt fog resistance: non-foaming, not loss of gloss (5%Nacl × 500hrs).
Embodiment
Below in conjunction with specific embodiment, the present invention is described further:
Embodiment 1
A kind of bi-component plastic rubber PU coating, comprise part A, part B and C part to form, wherein: part A comprises and being made up of the component of following weight percent: cellulose acetate butyrate 10%-15%, acrylic acid polyol resin 25%-35%, modification acrylic acid 30%-40%, auxiliary agent 1%-3%, adhesion promoter 1%-3%, siccative 0.3%-0.6%, solvent 12%-20%;
Part B comprises the component of following weight percent: solidifying agent 40%-60%, butyl ester 40%-60%;
C part comprises the component of following weight percent: second fat 45-55%, butyl ester 20-30%, dimethylbenzene 20-30%;
The weight proportion of described part A, part B and C part is, 7:1:7.
Above-mentioned acrylic acid polyol resin to be solids content be 50% Hydroxylated acrylic resin.
Above-mentioned modification acrylic acid to be solids content be 60% Hydroxylated acrylic resin.
Above-mentioned auxiliary agent is vibrin, and described adhesion promoter is that described siccative is the fourth lipoprotein solution of the dibutyl tin laurate of 10% not containing the macromolecular compound of polysiloxane.
Above-mentioned solvent is second fat or cyclohexanone, or the combination of two kinds.
Production technique:
(1), the preparation of part A paint:
A., after successively cellulose acetate butyrate, acrylic acid polyol resin, modification acrylic acid being prepared in proportion, in dispersion machine, stir 20-25 minute with the speed of light fast 600-800rpm, be dispersed to uniform mixture;
B. auxiliary agent, adhesion promoter, siccative and solvent are mixed in proportion, are stirred to rotating speed 600rpm in dispersion machine and dissolve completely;
C. b item 400 order filtering nets are filtered in a item, in high speed dispersor, stir 10-15 minute with the speed of rotating speed 600-800rpm, then use 300 order filter screen filtration;
(2), the preparation of part B solidifying agent: solidifying agent is stirred to rotating speed 600rpm in proportion with butyl ester in dispersion machine and mixes completely;
(3), the preparation of C portion thinner: second fat, butyl ester are stirred to rotating speed 600rpm in proportion with dimethylbenzene in dispersion machine and mix completely;
(4) part A, part B are mixed in the ratio of 7:1:7 with C part, obtained finished product.
Embodiment 2
A kind of bi-component plastic rubber PU coating, comprise part A, part B and C part to form, wherein: part A comprises and being made up of the component of following weight percent: cellulose acetate butyrate 10%, acrylic acid polyol resin 35%, modification acrylic acid 30.4%, auxiliary agent 2%, adhesion promoter 2%, siccative 0.6%, solvent 20%;
Part B comprises the component of following weight percent: solidifying agent 40%, butyl ester 60%;
C part comprises the component of following weight percent: second fat 45%, butyl ester 25%, dimethylbenzene 30%;
The weight proportion of described part A, part B and C part is, 7:1:7.
Above-mentioned acrylic acid polyol resin to be solids content be 50% Hydroxylated acrylic resin.
Above-mentioned modification acrylic acid to be solids content be 60% Hydroxylated acrylic resin.
Above-mentioned auxiliary agent is vibrin, and described adhesion promoter is that described siccative is the fourth lipoprotein solution of the dibutyl tin laurate of 10% not containing the macromolecular compound of polysiloxane.
Above-mentioned solvent is second fat or cyclohexanone, or the combination of two kinds.
Production technique is with embodiment 1.
Embodiment 3
A kind of bi-component plastic rubber PU coating, comprise part A, part B and C part to form, wherein: part A comprises and being made up of the component of following weight percent: cellulose acetate butyrate 15%, acrylic acid polyol resin 25%, modification acrylic acid 40%, auxiliary agent 1%, adhesion promoter 1%, siccative 0.3%, solvent 17.7%;
Part B comprises the component of following weight percent: solidifying agent 60%, butyl ester 40%;
C part comprises the component of following weight percent: second fat 50%, butyl ester 20%, dimethylbenzene 30%;
The weight proportion of described part A, part B and C part is, 7:1:7.
Above-mentioned acrylic acid polyol resin to be solids content be 50% Hydroxylated acrylic resin.
Above-mentioned modification acrylic acid to be solids content be 60% Hydroxylated acrylic resin.
Above-mentioned auxiliary agent is vibrin, and described adhesion promoter is that described siccative is the fourth lipoprotein solution of the dibutyl tin laurate of 10% not containing the macromolecular compound of polysiloxane.
Above-mentioned solvent is second fat or cyclohexanone, or the combination of two kinds.
Embodiment 4
A kind of bi-component plastic rubber PU coating, comprise part A, part B and C part to form, wherein: part A comprises and being made up of the component of following weight percent: cellulose acetate butyrate 13%, acrylic acid polyol resin 30%, modification acrylic acid 35%, auxiliary agent 2%, adhesion promoter 3%, siccative 0.6%, solvent 16.4%;
Part B comprises the component of following weight percent: solidifying agent 50%, butyl ester 50%;
C part comprises the component of following weight percent: second fat 50%, butyl ester 25%, dimethylbenzene 35%;
The weight proportion of described part A, part B and C part is, 7:1:7.
Above-mentioned acrylic acid polyol resin to be solids content be 50% Hydroxylated acrylic resin.
Above-mentioned modification acrylic acid to be solids content be 60% Hydroxylated acrylic resin.
Above-mentioned auxiliary agent is vibrin, and described adhesion promoter is that described siccative is the fourth lipoprotein solution of the dibutyl tin laurate of 10% not containing the macromolecular compound of polysiloxane.
Above-mentioned solvent is second fat or cyclohexanone, or the combination of two kinds.
Claims (7)
1. a bi-component plastic rubber PU coating, comprise part A, part B and C part to form, it is characterized in that: part A comprises the component of following weight percent: cellulose acetate butyrate 10%-15%, acrylic acid polyol resin 25%-35%, modification acrylic acid 30%-40%, auxiliary agent 1%-3%, adhesion promoter 1%-3%, siccative 0.3%-0.6%, solvent 12%-20%;
Part B comprises the component of following weight percent: solidifying agent 40%-60%, butyl ester 40%-60%;
C part comprises the component of following weight percent: second fat 45-55%, butyl ester 20-30%, dimethylbenzene 20-30%;
The weight proportion of described part A, part B and C part is, 7:1:7.
2. a kind of bi-component plastic rubber PU coating according to claim 1, it is characterized in that: part A comprises the component of following weight percent: cellulose acetate butyrate 13%, acrylic acid polyol resin 30%, modification acrylic acid 35%, auxiliary agent 2%, adhesion promoter 3%, siccative 0.6%, solvent 16.4%;
Part B comprises the component of following weight percent: solidifying agent 50%, butyl ester 50%;
C part comprises the component of following weight percent: second fat 50%, butyl ester 25%, dimethylbenzene 25%.
3. a kind of bi-component plastic rubber PU coating according to claim 1 and 2, is characterized in that: described acrylic acid polyol resin to be solids content be 50% Hydroxylated acrylic resin.
4. a kind of bi-component plastic rubber PU coating according to claim 1 and 2, is characterized in that: described modification acrylic acid to be solids content be 60% Hydroxylated acrylic resin.
5. a kind of bi-component plastic rubber PU coating according to claim 1 and 2, it is characterized in that: described auxiliary agent is vibrin, described adhesion promoter is that described siccative is the fourth lipoprotein solution of the dibutyl tin laurate of 10% not containing the macromolecular compound of polysiloxane.
6. a kind of bi-component plastic rubber PU coating according to claim 1 and 2, is characterized in that: described solvent is second fat or cyclohexanone, or the combination of two kinds.
7. the preparation method of a kind of bi-component plastic rubber PU coating according to claim 1, is characterized in that: comprise the steps:
(1), the preparation of part A paint:
A., after successively cellulose acetate butyrate, acrylic acid polyol resin, modification acrylic acid being prepared in proportion, in dispersion machine, stir 20-25 minute with the speed of light fast 600-800rpm, be dispersed to uniform mixture;
B. auxiliary agent, adhesion promoter, siccative and solvent are mixed in proportion, are stirred to rotating speed 600rpm in dispersion machine and dissolve completely;
C. b item 400 order filtering nets are filtered in a item, in high speed dispersor, stir 10-15 minute with the speed of rotating speed 600-800rpm, then use 300 order filter screen filtration;
(2), the preparation of part B solidifying agent: solidifying agent is stirred to rotating speed 600rpm in proportion with butyl ester in dispersion machine and mixes completely;
(3), the preparation of C portion thinner: second fat, butyl ester are stirred to rotating speed 600rpm in proportion with dimethylbenzene in dispersion machine and mix completely;
(4) part A, part B are mixed in the ratio of 7:1:7 with C part, obtained finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615099.6A CN104327713A (en) | 2014-11-05 | 2014-11-05 | Double-component plastic PU coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615099.6A CN104327713A (en) | 2014-11-05 | 2014-11-05 | Double-component plastic PU coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104327713A true CN104327713A (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410615099.6A Pending CN104327713A (en) | 2014-11-05 | 2014-11-05 | Double-component plastic PU coating |
Country Status (1)
| Country | Link |
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| CN (1) | CN104327713A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107236439A (en) * | 2017-06-21 | 2017-10-10 | 深圳雅联实业有限公司 | A kind of wear-resisting PU coating of resistance to sweat anti-vibration, its preparation method and application method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102816487A (en) * | 2012-07-10 | 2012-12-12 | 华南理工大学 | Silver priming paint of 1K silver powder containing automobile refinishing coating and preparation method thereof |
| CN102977756A (en) * | 2012-11-23 | 2013-03-20 | 广州擎天实业有限公司 | Double-component ground coating matched with ultraviolet (UV) coating for coating notebook computer plastic case |
-
2014
- 2014-11-05 CN CN201410615099.6A patent/CN104327713A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102816487A (en) * | 2012-07-10 | 2012-12-12 | 华南理工大学 | Silver priming paint of 1K silver powder containing automobile refinishing coating and preparation method thereof |
| CN102977756A (en) * | 2012-11-23 | 2013-03-20 | 广州擎天实业有限公司 | Double-component ground coating matched with ultraviolet (UV) coating for coating notebook computer plastic case |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107236439A (en) * | 2017-06-21 | 2017-10-10 | 深圳雅联实业有限公司 | A kind of wear-resisting PU coating of resistance to sweat anti-vibration, its preparation method and application method |
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Application publication date: 20150204 |
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