CN101624499A - Water-based finish paint - Google Patents
Water-based finish paint Download PDFInfo
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- CN101624499A CN101624499A CN200910017538A CN200910017538A CN101624499A CN 101624499 A CN101624499 A CN 101624499A CN 200910017538 A CN200910017538 A CN 200910017538A CN 200910017538 A CN200910017538 A CN 200910017538A CN 101624499 A CN101624499 A CN 101624499A
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Abstract
The invention provides a finish paint, in particular to a water-based finish paint which mainly comprises polyurethane-acrylic ester composite emulsion, nano pigment, film forming auxiliary agent and other necessary components. The water-based finish paint adopting the components overcomes the defects of the polyurethane-acrylic ester composite emulsion in the aspects of hardness of film coating, water resisting property and chemicals resistant performance, thus meeting the requirements of high quality water-based carpentry paint; in addition, the finish paint adopts water as solvent, so as to have no environmental pollution, be harmless to the health of construction personnel, and be safe and convenient for use; furthermore, the common spraying way is adopted, and the water-based finish paint is also applicable to airless spraying and has the advantages of high construction efficiency as well as no sagging and cracking, so as to widely replace oil-base finish paint for the surface coating of other objects.
Description
Technical field
The present invention relates to a kind of polyurethane-acrylate composite coating, is a kind of aqueous finish paint that adopts polyurethane-acrylate composite emulsion as base-material specifically.
Background technology
In present household industry, spraying paint in the outside of various household articles is a very important operation, some household goods that contact for a long time for some and human body particularly, its surface lacquer is indispensable operation, existing various family expenses spraying paint, mostly be solvent based coating, common kind has Resins, epoxy, chlorinated rubber, vinylformic acid, urethane etc., wherein all contain a large amount of organic solvents, these solvents are harmful and contaminate environment to the personnel health of spraying, and cost is higher, simultaneously because the volatility of organic solvent also can discharge various organic solvents slowly in the process that household is used, health for the user has great harm like this, just begun to substitute the novel finish paint development of organic solvent type coating abroad from the beginning of the seventies, but, do not obtained big progress over a long time because of technical difficulty is bigger.
Since the mid-80, the countries in the world legislations of environmental protection is to the restriction increasingly stringent of volatile organic solvent in the coating (VOC) content, and its replacer's research and development are also more urgent, and wherein the research key of aqueous finish paint is the research of water-base resin.Through the research of decades, the water-base resin system of successfully having developed at present has water soluble acrylic acid, water-base epoxy, waterborne polyurethane resin, aqueous inorganic silicate and their modified resin.The finish paint that house ornamentation is used has required better weather, and modification effect preferably, to embody the house ornamentation apparatus, the good looking appearance of furniture particularly, and in the existing water-miscible paint, its gloss of finish paint as acrylic resin, urethane resin preparation is lower than the oiliness finish paint, and gloss generally has only 10-20%, does not reach the effect of oiliness finish paint.And existing polyurethane-acrylate composite emulsion is as finish paint, its hardness of filming, water tolerance, chemical-resistant also are difficult to satisfy the requirement of high-grade water-borne wood coating, therefore are badly in need of a kind of new aqueous finish paint of development to satisfy the requirement of market for the furniture market finish paint.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of aqueous finish paint is provided, it mainly comprises polyurethane-acrylate composite emulsion and nano dye and film coalescence aid, and other indispensable component, adopt the aqueous finish paint of this component, changed the deficiency of polyurethane-acrylate composite emulsion, satisfied the requirement of high-grade water-borne wood coating at the hardness of filming, water tolerance, chemical-resistant; In addition, this finish paint adopts water as the solvent environmentally safe, and is healthy harmless to the workmen, safe and convenient to use; Can adopt common spraying method, also applicable to airless spraying, the operating efficiency height, sagging does not ftracture, and can replace the oiliness finish paint to be used for the surface daub on a wall of other article widely.
Technical scheme of the present invention is as follows: the prescription of this aqueous finish paint is as follows: by weight:
30～55 parts of polyurethane-acrylate composite emulsions
5～10 parts of nano dyes
2～5 parts of film coalescence aid
Owing to adopted the main base-material of polyurethane-acrylate composite emulsion in the present invention's prescription as finish paint, mainly can greatly reduce that finish paint uses and the environmental pollution that causes as solvent with water, and its painting effect can reach the effect of oiliness acrylic acid top-coat, and gloss can reach 50%; In addition, this aqueous finish paint is owing to not adopting organic solvent, and is healthy harmless to the workmen, safe and convenient to use; Can adopt common spraying method, also applicable to airless spraying, the operating efficiency height, the thickness of spraying can reach processing requirement very soon, and sagging does not ftracture; And rate of drying is very fast, can finish spraying operation fast, and is suitable for the spraying and the patch work of automobile, and polyurethane-acrylate composite emulsion itself just has following advantage: excellent guarantor's light, tint retention; Good salt spray resistance; Have good shock-resistance and wear resistance; Have excellent decorate properties, therefore with it as base-material, can well satisfy for household market, the particularly finish paint requirement of wood furniture, because it is the major portion of whole finish paint as base-material, therefore controlling its consumption is 30～55 weight parts, preferably adopts the 45-50 weight part.
Why the present invention adopts nano-level pigment and has abandoned original common pigments, mainly be exactly that the wood surface that relies on its small particle diameter directly to be attached to paint vehicle and furniture gets on, the sticking power and the uniform coloring that can improve pigment so greatly bigger aberration can not occur, convenient and easy reducing the cost during toning, simultaneously because the nano-level pigment excellent abrasion resistance, weathering resistance and water-fast chemerosiveness resistent, can effectively remedy the hardness that polyurethane-acrylate composite emulsion is being filmed as finish paint, water tolerance, defective on the chemical-resistant, thereby make the various performances of the furniture oil product that this finish paint of employing applies be greatly improved, and the microgroove that defective caused that adopts nano-level pigment to play to remedy material itself etc., in addition because its specific surface area is big, can play good impermeabilisation effect, improved the work-ing life of finish paint, nano-level pigment of the present invention, be lower than the pigment of 300 nanometers for fineness, as titanium dioxide, red iron oxide, carbon black, the mixture of one or more in the phthalocyanine blue etc., local accumulative phenomenon can not occur because its fineness is extremely low, so can improve its consumption to improve the result of use of finish paint; Because what the present invention was primarily aimed at is household articles, in order to reduce cost, can be with the consumption of its nano-level pigment, promptly reached good result of use, the cost that has reduced whole finish paint again can make things convenient for it to promote the use of widely, to achieve the above object, the contriver is controlled at 5-10 part with its consumption.In order to guarantee the stable of paint vehicle, the present invention preferably adopts softening water, and to reduce the destruction that wherein contained material brings for finish paint character in the ortho-water, optional with deionized water or distilled water, its consumption is 10-15 part.
In order to remedy the deficiency of the aspects such as hardness of filming that polyurethane-acrylate composite emulsion causes after as base-material, the present invention has adopted film coalescence aid as indispensable raw material emphatically, repair the existing weak point of finish paint with it, the film forming accelerating OE300 that the present inventor has preferably adopted U.S. Yi Shiman to sell, this film coalescence aid belongs to all-environmentally-friendly film forming promotor, can directly apply to people and live in the finish paint of closely bound up household articles, and after adopting it as film coalescence aid, except that having remedied polyurethane-acrylate composite emulsion as the defective of base-material on film-forming properties, also has fabulous package stability, levelling property and sticking power, and can improve the gloss of finish paint, its consumption is controlled at 2-5 part.
Except the main raw material of above-mentioned employing, also contain following auxiliary agent in the coating formula of the present invention:
Flow agent, defoamer, adhesion promoter, dispersion agent etc., its total consumption weight part is 1-3 part.
In addition, can also increase other auxiliary agents according to the difference of working conditions, above-mentioned auxiliary agent all adopts the auxiliary agent that can directly buy on the market to get final product.When the mixed system that adopts above-mentioned substance during as the raw material of paint vehicle, make the effect of auxiliary agent obtain maximum lifting, also make the performance of finish paint be greatly improved.
Wherein dispersion agent can be selected 5040 dispersion agents of Henkel KGaA company or the T-731 dispersion agent of U.S. Rhom and Hass for use; Defoamer is a BYK-141 type defoamer, and promotor is ADP type adhesion promoter, and the flow agent that is adopted is a BYK-306 type flow agent.
In sum, the invention provides a kind of aqueous finish paint that adopts polyurethane-acrylate composite emulsion, adopt the aqueous finish paint of this component, changed the deficiency of polyurethane-acrylate composite emulsion, satisfied the requirement of high-grade water-borne wood coating at the hardness of filming, water tolerance, chemical-resistant; In addition, this finish paint adopts water as the solvent environmentally safe, and is healthy harmless to the workmen, safe and convenient to use; Can adopt common spraying method, also applicable to airless spraying, the operating efficiency height, sagging does not ftracture, and can replace the oiliness finish paint to be used for the surface daub on a wall of other article widely.
Embodiment
Following examples only are used to further specify the present invention, but do not limit the present invention.
Embodiment 1:
The aqueous finish paint that present embodiment adopts, its proportioning raw materials is as follows:
50 parts polyurethane-acrylate composite emulsion, 8 parts nano-level pigment, 15 parts softening water and 5 parts film coalescence aid; Also comprise 0.3 part flow agent, 0.4 part of defoamer, 0.3 part of adhesion promoter, 0.5 part of dispersion agent.
Wherein the pigment that is adopted is the titanium dioxide of fineness in the 220-250 nanometer, and the dispersion agent that is adopted is selected 5040 dispersion agents of Henkel KGaA company for use; Defoamer is a BYK-141 type defoamer, and promotor is ADP type adhesion promoter, and the film coalescence aid that is adopted is OE300, and flow agent is a BYK-306 type flow agent, the raw material that above-mentioned raw materials all can adopt market directly to buy.
Aqueous finish paint provided by the present invention, its working method is as follows:
Add softening water, dispersion agent, defoamer and film coalescence aid respectively by the prescription proportioning in dispersion machine, open and stirred 5-10 minute, rotating speed is 300-350 rev/min;
Add polyurethane-acrylate composite emulsion in above-mentioned mixture, continue to open and stirred 20-25 minute, rotating speed is 800-850 rev/min;
Add nano-level pigment in above-mentioned mixture, stirred 10 minutes, rotating speed is 1000-1100 rev/min;
Add flow agent at last, add continuation and at the uniform velocity stirred 15-20 minute, filtration gets final product.
Embodiment 2:
The finish paint that present embodiment adopts, its proportioning raw materials is as follows:
45 parts polyurethane-acrylate composite emulsion, 10 parts nano-level pigment, 12 parts softening water and 3 parts film coalescence aid; Also comprise 0.3 part flow agent, 0.4 part of defoamer, 0.2 part of adhesion promoter, 0.4 part of dispersion agent.
Wherein the pigment that is adopted is red iron oxide and the titanium dioxide of fineness in the 260-280 nanometer, and its amount ratio is 3: 2, and the dispersion agent that is adopted is selected the T-731 dispersion agent for use; Defoamer is a BYK-141 type defoamer, and promotor is ADP type adhesion promoter, and the film coalescence aid that is adopted is OE300, and flow agent is a BYK-306 type flow agent, the raw material that above-mentioned raw materials all can adopt market directly to buy.
Aqueous finish paint provided by the present invention, its working method is as follows:
Add softening water, dispersion agent, defoamer and film coalescence aid respectively by the prescription proportioning in dispersion machine, open and stirred 5-10 minute, rotating speed is 300-350 rev/min;
Add polyurethane-acrylate composite emulsion in above-mentioned mixture, continue to open and stirred 20-25 minute, rotating speed is 800-850 rev/min;
Add nano-level pigment in above-mentioned mixture, stirred 10 minutes, rotating speed is 1000-1100 rev/min;
Add flow agent at last, add continuation and at the uniform velocity stirred 15-20 minute, filtration gets final product.
Embodiment 3
The finish paint that present embodiment adopts, its proportioning raw materials is as follows:
35 parts polyurethane-acrylate composite emulsion, 5 parts nano-level pigment, 10 parts softening water and 2 parts film coalescence aid; Also comprise 0.3 part flow agent, 0.4 part of defoamer, 0.4 part of dispersion agent.
Wherein the pigment that is adopted is the phthalocyanine blue of fineness in the 150-180 nanometer, and the dispersion agent that is adopted is selected the T-731 dispersion agent for use; The film coalescence aid that is adopted is OE300, and flow agent is a BYK-306 type flow agent, the raw material that above-mentioned raw materials all can adopt market directly to buy.
Aqueous finish paint provided by the present invention, its working method is as follows:
Add softening water, dispersion agent, defoamer and film coalescence aid respectively by the prescription proportioning in dispersion machine, open and stirred 5-10 minute, rotating speed is 300-350 rev/min;
Add polyurethane-acrylate composite emulsion in above-mentioned mixture, continue to open and stirred 20-25 minute, rotating speed is 800-850 rev/min;
Add nano-level pigment in above-mentioned mixture, stirred 10 minutes, rotating speed is 1000-1100 rev/min;
Add flow agent at last, add continuation and at the uniform velocity stirred 15-20 minute, filtration gets final product.
Claims (5)
1. aqueous finish paint, it is characterized in that: in weight part, concrete composition is as follows:
30～55 parts of polyurethane-acrylate composite emulsions
5～10 parts of nano dyes
2～5 parts of film coalescence aid.
2. aqueous finish paint according to claim 1 is characterized in that: described nano-level pigment fineness is lower than 300 nanometers, is titanium dioxide or red iron oxide or carbon black or phthalocyanine blue or its mixture.
3. aqueous finish paint according to claim 1 and 2 is characterized in that: also contain softening water 10-15 part in the described prescription, the softening water that is adopted is deionized water or distilled water.
4. aqueous finish paint according to claim 1 is characterized in that: also contain flow agent or defoamer or adhesion promoter or dispersion agent or its mixture in the prescription, its total consumption weight part is 1-3 part.
5. aqueous finish paint according to claim 1 is characterized in that: described film coalescence aid is OE 300.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910017538A CN101624499A (en) | 2009-08-05 | 2009-08-05 | Water-based finish paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910017538A CN101624499A (en) | 2009-08-05 | 2009-08-05 | Water-based finish paint |
Publications (1)
| Publication Number | Publication Date |
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| CN101624499A true CN101624499A (en) | 2010-01-13 |
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| CN200910017538A Pending CN101624499A (en) | 2009-08-05 | 2009-08-05 | Water-based finish paint |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910794A (en) * | 2015-06-05 | 2015-09-16 | 江苏理工学院 | Waterproof anticorrosive coating for coastal environment wooden ancient buildings and preparation method of waterproof anticorrosive coating |
| CN105017953A (en) * | 2015-07-29 | 2015-11-04 | 广西梧州龙鱼漆业有限公司 | Preparation method of overcoat varnish used for automotive refinishing |
| CN105838173A (en) * | 2016-04-08 | 2016-08-10 | 佛山市高明绿色德化工有限公司 | Water-based coating, preparing method thereof and using method of the coating |
| CN108587441A (en) * | 2018-03-27 | 2018-09-28 | 华豹（天津）新材料科技发展股份有限公司 | A kind of watersoluble plumbago alkene acroleic acid polyurethane coating and preparation method thereof |
| CN108624205A (en) * | 2018-05-09 | 2018-10-09 | 夏志昱 | A kind of aqueous paint formula of woodenware bottom surface unification |
| CN109608956A (en) * | 2018-11-06 | 2019-04-12 | 青岛展辰新材料有限公司 | A kind of water-based mono-component Diamond Search paint and preparation method thereof |
| CN113493636A (en) * | 2020-04-07 | 2021-10-12 | 深圳光峰科技股份有限公司 | Projection reflection screen coating and preparation method thereof |
| CN113956728A (en) * | 2021-11-03 | 2022-01-21 | 江苏百代节能建材有限公司 | Production process of wear-resistant water-based paint for spraying on soft stone surface |
-
2009
- 2009-08-05 CN CN200910017538A patent/CN101624499A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910794A (en) * | 2015-06-05 | 2015-09-16 | 江苏理工学院 | Waterproof anticorrosive coating for coastal environment wooden ancient buildings and preparation method of waterproof anticorrosive coating |
| CN104910794B (en) * | 2015-06-05 | 2017-08-11 | 江苏理工学院 | A kind of wooden ancient building water proof anti-corrosive paint of coastal environments and preparation method thereof |
| CN105017953A (en) * | 2015-07-29 | 2015-11-04 | 广西梧州龙鱼漆业有限公司 | Preparation method of overcoat varnish used for automotive refinishing |
| CN105838173A (en) * | 2016-04-08 | 2016-08-10 | 佛山市高明绿色德化工有限公司 | Water-based coating, preparing method thereof and using method of the coating |
| CN108587441A (en) * | 2018-03-27 | 2018-09-28 | 华豹（天津）新材料科技发展股份有限公司 | A kind of watersoluble plumbago alkene acroleic acid polyurethane coating and preparation method thereof |
| CN108624205A (en) * | 2018-05-09 | 2018-10-09 | 夏志昱 | A kind of aqueous paint formula of woodenware bottom surface unification |
| CN109608956A (en) * | 2018-11-06 | 2019-04-12 | 青岛展辰新材料有限公司 | A kind of water-based mono-component Diamond Search paint and preparation method thereof |
| CN113493636A (en) * | 2020-04-07 | 2021-10-12 | 深圳光峰科技股份有限公司 | Projection reflection screen coating and preparation method thereof |
| CN113493636B (en) * | 2020-04-07 | 2023-12-01 | 深圳光峰科技股份有限公司 | Projection reflection screen paint and preparation method thereof |
| CN113956728A (en) * | 2021-11-03 | 2022-01-21 | 江苏百代节能建材有限公司 | Production process of wear-resistant water-based paint for spraying on soft stone surface |
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Application publication date: 20100113 |