CN104789104B - Hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances - Google Patents
Hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances Download PDFInfo
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- CN104789104B CN104789104B CN201410024626.6A CN201410024626A CN104789104B CN 104789104 B CN104789104 B CN 104789104B CN 201410024626 A CN201410024626 A CN 201410024626A CN 104789104 B CN104789104 B CN 104789104B
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- agent
- scuffing
- cylinder bore
- paint
- acrylate copolymer
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Classifications
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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
- C09D175/06—Polyurethanes from polyesters
-
- 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
Abstract
The invention relates to the technical field of aqueous coatings, and especially relates to a hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances, applied to metal or plastic substrates. The hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances has the characteristics of high hardness, good anticorrosion, good flexibility, strong adhesion, good salt spray resistance and low cost. The paint comprises a main agent and a curing agent, and the main agent comprises, by weight, 0.1-2 parts of an antifoaming agent, 10-35 parts of a pigment, 30-80 parts of a polyurethane/acrylate copolymer emulsion and 0.1-2 parts of a wetting agent; and the curing agent comprises 50-100 parts by weight of a hydrophilically modified HDI trimer, and the main agent and the curing agent are cooperatively used.
Description
Technical field
The present invention relates to technical field of aqueous paint, more particularly to it is a kind of be applied to metal or plastic rubber substrate on high machine
The acrylic acid aqueous industrial paint of tool performance hydroxyl polyurethane copolymerization.
Background technology
Coating Water-borne modification is the main flow direction of world's paint development.Nearly ten years, from government to scientific research institution and to enterprise
Industry, has all made very big effort in the development for promoting water paint.In the process, water-base resin technology has obtained certain sending out
Exhibition, is especially leading aqueous woodware paint with house decoration, and sale at home presents the impetus for progressively increasing.But in industry
Mechanized equipment field, due to country to this field paint feature of environmental protection without especially compulsive requirement, the place that it is used also unlike
House decoration field is so high to environmental requirement.So, automobile coating, mechanized equipment paint, special anticorrosive coating field are most
Also use traditional solvent based coating.
In water-based industrial paint field, domestic in recent years also to have many unit organizations to attempt, several water that at present country occurs
Property industrial paint has alkyd water paint, polyurethane aqueous paint, acrylic compounds water paint, epoxies water-based industrial paint.Alkyd water paint
Good brightness but hardness is not high, antiseptic property is poor, and polyurethane aqueous paint pliability is good, but hardness is not high, relatively costly, propylene sour water
Property paint hardness it is good but toughness is bad, poor adhesive force, epoxy water-based industrial paint antiseptic property is good, but surface effect is bad, ornamental
Difference.So all there is certain defect mostly in existing water-based industrial paint on the market.
The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of hardness height, anti-corrosive properties are good, pliability is good, adhesive force is strong, resistance to
The acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the low feature of salt fog good, cost.
The acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the present invention, including host and curing agent,
Host contains by weight：Defoamer 0.1-2, pigment 10-35, hydroxyl polyurethane/acrylate copolymer emulsion 30-80, profit
Humectant 0.1-2；
Curing agent contains by weight：Hydrophilic modifying HDI trimer 50-100, host and curing agent are used cooperatively.
Further, the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the invention, host is by weight
Amount part meter also includes：Coalescents 0-20, water 0-30, pH adjusting agent 0-2, dispersant 0-2, wetting dispersing agent 0-2, anti-settling agent 0-
5, filler 0-30, wax emulsion 0-8, mould inhibitor 0-1, preservative 0-1, antirust agent 0-1, eliminating smell agent 0-0.5, levelling agent 0-3, thickening
Agent 0-2；
Curing agent also includes by weight diluent 0-50, and diluent is the water-soluble mixed solvent without active hydrogen.
Further, the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the invention, host is by under
State raw material to make by weight：Coalescents 3.2, water 6.4, pH adjusting agent 0.53, defoamer 0.3, dispersant 0.4, wetting point
Powder 0.2, anti-settling agent 2.1, pigment 21, filler 0, hydroxyl polyurethane/acrylate copolymer emulsion 58, wax emulsion 3.2, wetting agent
0.4, mould inhibitor 0.2, preservative 0.1, antirust agent 0.15, eliminating smell agent 0.1, levelling agent 2.1, thickener 0.3；
Curing agent is made up of following raw materials in parts by weight：Diluent 30, hydrophilic modifying HDI trimer 70.
The method for making the host of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization, including following step
Suddenly：
1) coalescents and part water are added in scuffing of cylinder bore；
2) by pH adjusting agent, defoamer, dispersant, wetting dispersing agent, anti-settling agent, pigment, filler is sequentially added in scuffing of cylinder bore,
And tentatively stir；
3) raw material in high-speed stirred scuffing of cylinder bore, and water wash is used in the process, until its fineness is less than 20.
4) mixing speed of scuffing of cylinder bore is adjusted to middling speed；
5) the good hydroxyl polyurethane/acrylate copolymer emulsion of pre-production is added in scuffing of cylinder bore, and is well mixed；
6) with the raw material in the strainer filtering scuffing of cylinder bore of 200 mesh；
7) by wax emulsion, wetting agent, mould inhibitor, preservative, antirust agent, eliminating smell agent, levelling agent, thickener is added to scuffing of cylinder bore
In, high-speed stirred to raw material is without shrinkage cavity.
The method for making the curing agent of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization, including it is following
Step：
1) by diluent, hydrophilic modifying HDI trimer is added in scuffing of cylinder bore；
2) raw material in scuffing of cylinder bore is mixed and stirred for uniformly.
A kind of aqueous amino of the host comprising the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization is baked
Paint, in the host of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization water-compatible amino resin is added, its use
Amount is calculated as by weight 3-8.
A kind of aqueous amino of the host comprising the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization is baked
Paint, in the host of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization water-compatible amino resin is added, aqueous
Amino resins consumption is calculated as by weight 6.
A kind of aqueous amino of the host comprising the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization is baked
Paint, the aqueous amino-stoving varnish by made by is uniformly coated on metal works, then with 150 DEG C of baking 15-30 minutes.
Compared with prior art beneficial effects of the present invention are：The high-mechanical property hydroxyl polyurethane copolymerization third of the present invention
Olefin(e) acid water-based industrial paint, using the waterborne polyester monomer composite water soluble acrylic acid of hydroxyl polymerisation is carried out, and prepares hydroxyl
Polyurethane copolymerization acrylic aqueous emulsions, then coordinate the poly- ammonia of the raw materials such as coalescents, pigment production high-mechanical property hydroxyl
The acids industrial paint of ester co-polypropylene, Jing repetition tests its film-forming paints on tinplate hardness up to 1H, impact resistance can
Up to 50 kilograms, up to 1 grade, salt spray resistance reached the concerned countries standard of oil paint to adhesive force more than 168 hours.In sum,
The acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the present invention, hardness is high, anti-corrosive properties are good, pliability is good,
Adhesive force is strong.
Specific embodiment
With reference to embodiment, the specific embodiment of the present invention is described in further detail.Following examples are used for
The present invention is illustrated, but is not limited to the scope of the present invention.
The acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the present invention, including host and curing agent,
Host contains by weight：Defoamer 0.1-2, pigment 10-35, hydroxyl polyurethane/acrylate copolymer emulsion 30-80, profit
Humectant 0.1-2；
Curing agent contains by weight：Hydrophilic modifying HDI trimer 50-100, host and curing agent are used cooperatively.
Preferably, the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the present invention, host is by weight
Amount part meter also includes：Coalescents 0-20, water 0-30, pH adjusting agent 0-2, dispersant 0-2, wetting dispersing agent 0-2, anti-settling agent 0-
5, filler 0-30, wax emulsion 0-8, mould inhibitor 0-1, preservative 0-1, antirust agent 0-1, eliminating smell agent 0-0.5, levelling agent 0-3, thickening
Agent 0-2；
Curing agent also includes by weight diluent 0-50, and diluent is the water-soluble mixed solvent for not conforming to active hydrogen.
Preferably, the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the present invention, host is by under
State raw material to make by weight：Coalescents 3.2, water 6.4, pH adjusting agent 0.53, defoamer 0.3, dispersant 0.4, wetting point
Powder 0.2, anti-settling agent 2.1, pigment 21, filler 0, hydroxyl polyurethane/acrylate copolymer emulsion 58, wax emulsion 3.2, wetting agent
0.4, mould inhibitor 0.2, preservative 0.1, antirust agent 0.15, eliminating smell agent 0.1, levelling agent 2.1, thickener 0.3；
Curing agent is made up of following raw materials in parts by weight：Diluent 30, hydrophilic modifying HDI trimer 70.
The method for making the host of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization, including following step
Suddenly：
1) coalescents and part water are added in scuffing of cylinder bore；
2) by pH adjusting agent, defoamer, dispersant, wetting dispersing agent, anti-settling agent, pigment, filler is sequentially added in scuffing of cylinder bore,
And tentatively stir；
3) raw material in high-speed stirred scuffing of cylinder bore, and water wash is used in the process, until its fineness is less than 20.
4) mixing speed of scuffing of cylinder bore is adjusted to middling speed；
5) the good hydroxyl polyurethane/acrylate copolymer emulsion of pre-production is added in scuffing of cylinder bore, and is well mixed；
6) with the raw material in the strainer filtering scuffing of cylinder bore of 200 mesh；
7) by wax emulsion, wetting agent, mould inhibitor, preservative, antirust agent, eliminating smell agent, levelling agent, thickener is added to scuffing of cylinder bore
In, high-speed stirred to raw material is without shrinkage cavity.
The method for making the curing agent of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization, including it is following
Step：
1) by diluent, hydrophilic modifying HDI trimer is added in scuffing of cylinder bore；
2) raw material in scuffing of cylinder bore is mixed and stirred for uniformly.
A kind of aqueous amino of the host comprising the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization is baked
Paint, in the host of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization water-compatible amino resin is added, its use
Amount is calculated as by weight 3-8.
A kind of aqueous amino of the host comprising the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization is baked
Paint, in the host of the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization water-compatible amino resin is added, aqueous
Amino resins consumption is calculated as by weight 6.
A kind of aqueous amino of the host comprising the acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization is baked
Paint, the aqueous amino-stoving varnish by made by is uniformly coated on metal works, then with 150 DEG C of baking 15-30 minutes.
The acrylic acid aqueous industrial paint of high-mechanical property hydroxyl polyurethane copolymerization of the present invention, using the aqueous poly- of hydroxyl
Ester monomer composite water soluble acrylic acid carries out polymerisation, prepares hydroxyl polyurethane copolymerization acrylic aqueous emulsions, then coordinates
The acrylic acid aqueous industrial paint of the raw materials such as coalescents, pigment production high-mechanical property hydroxyl polyurethane copolymerization, Jing repetition tests
Its film-forming paints on tinplate hardness up to 1H, up to 50 kilograms, up to 1 grade, salt spray resistance exceedes adhesive force impact resistance
168 hours, reach the concerned countries standard of oil paint.In sum, high-mechanical property hydroxyl polyurethane of the invention is total to
Polyacrylic acid water-based industrial paint, hardness is high, anti-corrosive properties are good, pliability is good, adhesive force is strong.
The above is only the preferred embodiment of the present invention, it is noted that for those skilled in the art come
Say, on the premise of without departing from the technology of the present invention principle, some improvement and modification can also be made, these are improved and modification also should
It is considered as protection scope of the present invention.
Claims (1)
1. the acrylic acid aqueous industrial paint of a kind of high-mechanical property hydroxyl polyurethane copolymerization, including host and curing agent, the master
Agent is made up of following raw materials in parts by weight：Coalescents 3.2, water 6.4, pH adjusting agent 0.53, defoamer 0.3, dispersant 0.4,
Wetting dispersing agent 0.2, anti-settling agent 2.1, pigment 21, hydroxyl polyurethane/acrylate copolymer emulsion 58, wax emulsion 3.2, wetting agent
0.4, mould inhibitor 0.2, preservative 0.1, antirust agent 0.15, eliminating smell agent 0.1, levelling agent 2.1, thickener 0.3；
The curing agent is made up of following raw materials in parts by weight：Diluent 30, hydrophilic modifying HDI trimer 70；
Characterized in that, the acrylic acid aqueous industrial paint preparation method of high-mechanical property hydroxyl polyurethane copolymerization includes following step
Suddenly：
1) coalescents and part water are added in scuffing of cylinder bore；
2) by pH adjusting agent, defoamer, dispersant, wetting dispersing agent, anti-settling agent, pigment in sequentially adding scuffing of cylinder bore, and is tentatively stirred
Mix uniform；
3) raw material in high-speed stirred scuffing of cylinder bore, and water wash is used in the process, until its fineness is less than 20；
4) mixing speed of scuffing of cylinder bore is adjusted to middling speed；
5) the good hydroxyl polyurethane/acrylate copolymer emulsion of pre-production is added in scuffing of cylinder bore, and is well mixed；
6) with the raw material in the strainer filtering scuffing of cylinder bore of 200 mesh；
7) by wax emulsion, wetting agent, mould inhibitor, preservative, antirust agent, eliminating smell agent, levelling agent, thickener is added in scuffing of cylinder bore,
High-speed stirred is to raw material without shrinkage cavity；
The method for wherein making curing agent, comprises the following steps：
1) by diluent, hydrophilic modifying HDI trimer is added in scuffing of cylinder bore；
2) raw material in scuffing of cylinder bore is mixed and stirred for uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410024626.6A CN104789104B (en) | 2014-01-17 | 2014-01-17 | Hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410024626.6A CN104789104B (en) | 2014-01-17 | 2014-01-17 | Hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104789104A CN104789104A (en) | 2015-07-22 |
| CN104789104B true CN104789104B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410024626.6A Active CN104789104B (en) | 2014-01-17 | 2014-01-17 | Hydroxyl group-containing polyurethane acrylate copolymer aqueous industrial paint with high mechanical performances |
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| CN (1) | CN104789104B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107964340B (en) * | 2017-09-30 | 2020-02-14 | 石家庄市油漆厂 | Aqueous amino industrial coating and preparation method thereof |
| IT202100022913A1 (en) * | 2021-09-06 | 2023-03-06 | S I R I Spa | PROCEDURE FOR THE PREPARATION OF A CHEMICAL FORMULATION. |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101792570A (en) * | 2010-02-10 | 2010-08-04 | 汤汉良 | Hydroxyl-containing crylic acid polyurethane aqueous dispersion body and application |
| CN101899278A (en) * | 2009-06-01 | 2010-12-01 | 钟文军 | Double-component dry composite adhesive and method for preparing same |
| CN102108246A (en) * | 2010-12-26 | 2011-06-29 | 华南理工大学 | Double-component polyurethane water-based paint |
| CN103467748A (en) * | 2013-08-13 | 2013-12-25 | 嘉兴市清河高力绝缘有限公司 | Preparation method for waterborne acrylic acid modified epoxy ester emulsion and its amino baking varnish |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012175427A2 (en) * | 2011-06-20 | 2012-12-27 | Bayer Intellectual Property Gmbh | Production of films having flexible barrier coatings containing phyllosilicates |
-
2014
- 2014-01-17 CN CN201410024626.6A patent/CN104789104B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101899278A (en) * | 2009-06-01 | 2010-12-01 | 钟文军 | Double-component dry composite adhesive and method for preparing same |
| CN101792570A (en) * | 2010-02-10 | 2010-08-04 | 汤汉良 | Hydroxyl-containing crylic acid polyurethane aqueous dispersion body and application |
| CN102108246A (en) * | 2010-12-26 | 2011-06-29 | 华南理工大学 | Double-component polyurethane water-based paint |
| CN103467748A (en) * | 2013-08-13 | 2013-12-25 | 嘉兴市清河高力绝缘有限公司 | Preparation method for waterborne acrylic acid modified epoxy ester emulsion and its amino baking varnish |
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| CN104789104A (en) | 2015-07-22 |
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