CN103173078A - Environment-friendly exterior wall coating and preparation method thereof - Google Patents
Environment-friendly exterior wall coating and preparation method thereof Download PDFInfo
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- CN103173078A CN103173078A CN2013100596532A CN201310059653A CN103173078A CN 103173078 A CN103173078 A CN 103173078A CN 2013100596532 A CN2013100596532 A CN 2013100596532A CN 201310059653 A CN201310059653 A CN 201310059653A CN 103173078 A CN103173078 A CN 103173078A
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Abstract
The invention relates to an environment-friendly exterior wall coating which comprises the following raw materials in parts by weight: 100-110 parts of water-based acrylic emulsion, 10-15 parts of nanometer kaolin, 4-6 parts of sodium carboxymethylcellulose, 1-2 parts of 2, 2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, 1-2 parts of nanometer zinc oxide, 2-3 parts of ammonia water, 1-2 parts of triethylamine, 10-20 parts of deionized water, 1-2 parts of ethylene diamine tetra (methylene phosphonic acid) sodium, 0.8-1 part of N-phenyl-3-amino propyl trimethoxy silane, 0.6-1 part of pentaerythritol, 0.2-0.4 parts of fatty alcohol sodium tripolyphosphate and 16-20 parts of compound modifier. The coating disclosed by the invention has the advantages of hard paint film, good gloss, strong impact resistance, difficult cracking, soft texture, strong decorativeness, high weather resistance and wash resistance, strong adhesive force, long service life, no special smell, no heavy metal such as mercury and lead and no formaldehyde volatile matter and has the beneficial effects that the technical requirements of environment-friendly coatings are met, the traditional titanium dioxide is replaced by the added compound modifier, the surface gloss of the pain film is increased and the production cost is saved.
Description
Technical field
The present invention relates generally to a kind of coating, relates in particular to a kind of environmental protection exterior coating and preparation method thereof.
Background technology
In recent years; Water-borne modification, environmental protection, multifunction and high performance have become the trend of building external paint development; raising along with people's living standard; the functions such as the waterproof of exterior coating, mildew-resistant, insect protected are also understood by the common people gradually and are accepted; thereby the decorative effect to coating is had higher requirement, and exterior coating requires to have water repelling property, requires to have from washing property; it is hard and smooth, dirty once rushing that paint film is wanted.
At present, the exterior coating that China adopts is mainly take ACRYLIC EMULSION as base-material, and water soluble acrylic acid coating has that cost is moderate, weathering resistance is good, adjustable is good, and the advantages such as organic solvent-free release are the very fast class coating products of development in recent years.
But the acrylic coating of throwing on domestic market exists, and gloss is low, poor adhesive force, winter hardiness are poor, not water-fast, water vapour, soda acid, salts solution and organic polar solvent, poor flexibility under room temperature, the shortcoming such as wear no resistance, and high temperature easily returns sticking, fragile under low temperature splitting, cause coating easily to ftracture, peel off, rainwater etc. easily infiltrate metope, corrosion body of wall, and this not only affects the beautiful decoration of buildings, and will reduce the work-ing life of buildings.
Summary of the invention
The object of the invention is exactly in order to make up the defective of prior art, exterior coating that a kind of paint film is stable, glossiness is good, tolerance is strong and preparation method thereof to be provided.
The present invention is achieved by the following technical solutions:
A kind of environmental protection exterior coating, it is comprised of the raw material of following weight parts:
Aqueous acrylic emulsion 100-110, nano kaoline 10-15, Xylo-Mucine 4-6, alcohol ester 12 film coalescence aid 1-2, nano zine oxide 1-2, ammoniacal liquor 2-3, triethylamine 1-2, deionized water 10-20, ethylenediamine tetramethylene fork Alendronate 1-2, N-phenyl-3-TSL 8330 0.8-1, tetramethylolmethane 0.6-1, Fatty Alcohol(C12-C14 and C12-C18) tripoly phosphate sodium STPP 0.2-0.4, composite modifier 16-20;
Described composite modifier is comprised of the raw material of following weight parts:
28-35 degree Beaume water glass 32-40, cenosphere 73-80, titanium dioxide nanoparticle 20-24, sorbitan monooleate 1-2, tripoly phosphate sodium STPP 1-2, succinate sodium 2-ethylhexyl 1-2, Sodium dodecylbenzene sulfonate 2-4, dicumyl peroxide 1-2,3-glycidyl ether oxygen base propyl trimethoxy silicane 0.8-1, nano-attapulgite 0.6-1, hydrochloric acid, water are appropriate;
The preparation method of described composite modifier comprises the following steps:
(1) dropwise adding concentration in the 28-35 of above-mentioned weight part degree Beaume water glass is the hydrochloric acid soln of 8-10%, constantly measures the PH of mixed solution, when PH is 4.5-5, stops adding, standby;
(2) succinate sodium 2-ethylhexyl and the Sodium dodecylbenzene sulfonate mixing with above-mentioned weight part is dissolved in 15-20 times of water, must expect B;
(3) add suitable quantity of water in the cenosphere of above-mentioned weight part, slowly add the 28-35 degree Beaume water glass solution after above-mentioned acidifying under agitation condition, constantly drip during this time above-mentioned material B, the temperature of reaction of system is 75-85 ℃, 28-35 degree Beaume water glass solution after above-mentioned acidifying dropwises rear continuation and stirred 3-5 minute, and reaction finishes;
(4) will react mixed solution after finishing at 85-95 ℃ of lower ageing 2-3 hour;
(5) titanium dioxide nanoparticle with above-mentioned weight part is distributed in water, obtain containing the suspension of nano titanium oxide, mix with the batch mixing after above-mentioned ageing, add each raw material of residue, high speed 1500-2000 rev/min centrifugal mixer 20-30 minute, oven dry is ground into ultrafine powder, is described composite modifier.
A kind of preparation method of environmental protection exterior coating comprises the following steps:
(1) aqueous acrylic emulsion of above-mentioned weight part, the deionized water of 10-20% are mixed, join and disperse under the speed of 900-1000 rev/min, to stir 10-15 minute in cylinder;
(2) add again nano kaoline, nano zine oxide, the tetramethylolmethane of remaining deionized water, above-mentioned weight part, under the speed of 700-800 rev/min, stirred 20-25 minute;
(3) add the Fatty Alcohol(C12-C14 and C12-C18) tripoly phosphate sodium STPP of above-mentioned weight part, under the speed of 500-700 rev/min, stirred 5-10 minute;
(4) add each raw material of residue, under the speed of 400-600 rev/min, stirring is described exterior coating.
Advantage of the present invention is:
The coating paint film that the present invention produces is hard, glossiness good, anti-impact force is strong, be not easy cracking, texture is soft, ornamental strong, high weather resisteant, brushing resistance, strong adhesion arranged, long service life, without special odor, the heavy metal such as not mercurous, plumbous, formaldehydeless volatile matter, meet the technical requirements of environmental protection coating material, the composite modifier that adds has replaced traditional titanium dioxide, has not only improved the surface gloss of paint film, has saved production cost, also make paint film have better scrub resistance, weathering resistance, strengthened the quality of paint film.
Embodiment
Embodiment 1
A kind of environmental protection exterior coating, it is comprised of the raw material of following weight parts (kilogram):
Aqueous acrylic emulsion 110, nano kaoline 15, Xylo-Mucine 6, alcohol ester 12 film coalescence aid 2, nano zine oxide 1-2, ammoniacal liquor 3, triethylamine 2, deionized water 20, ethylenediamine tetramethylene fork Alendronate 2, N-phenyl-3-TSL 8330 0.8, tetramethylolmethane 0.6, Fatty Alcohol(C12-C14 and C12-C18) tripoly phosphate sodium STPP 0.4, composite modifier 20;
Described composite modifier is comprised of the raw material of following weight parts:
28-35 degree Beaume water glass 40, cenosphere 80, titanium dioxide nanoparticle 24, sorbitan monooleate 2, tripoly phosphate sodium STPP 2, succinate sodium 2-ethylhexyl 2, Sodium dodecylbenzene sulfonate 4, dicumyl peroxide 2,3-glycidyl ether oxygen base propyl trimethoxy silicane 0.8, nano-attapulgite 0.6, hydrochloric acid, water are appropriate;
The preparation method of described composite modifier comprises the following steps:
(1) dropwise adding concentration in the 28-35 of above-mentioned weight part degree Beaume water glass is 10% hydrochloric acid soln, constantly measures the PH of mixed solution, when PH is 4.5, stops adding, standby;
(2) succinate sodium 2-ethylhexyl and the Sodium dodecylbenzene sulfonate mixing with above-mentioned weight part is dissolved in 20 times of water, must expect B;
(3) add suitable quantity of water in the cenosphere of above-mentioned weight part, slowly add the 28-35 degree Beaume water glass solution after above-mentioned acidifying under agitation condition, constantly drip during this time above-mentioned material B, make the PH of system between 10, the temperature of reaction of system is 85 ℃, 28-35 degree Beaume water glass solution after above-mentioned acidifying dropwises rear continuation and stirred 5 minutes, and reaction finishes;
(4) will react mixed solution after finishing 95 ℃ of lower ageings 3 hours;
(5) titanium dioxide nanoparticle with above-mentioned weight part is distributed in water, obtains containing the suspension of nano titanium oxide, mixes with batch mixing after above-mentioned ageing, add each raw material of residue, 2000 rev/mins of centrifugal mixers of high speed 30 minutes, oven dry, be ground into ultrafine powder, be described composite modifier.
A kind of preparation method of environmental protection exterior coating as claimed in claim 1 comprises the following steps:
(1) aqueous acrylic emulsion of above-mentioned weight part, 20% deionized water are mixed, join and disperse under the speed of 1000 rev/mins, to stir 15 minutes in cylinder;
(2) add again nano kaoline, nano zine oxide, the tetramethylolmethane of remaining deionized water, above-mentioned weight part, under the speed of 800 rev/mins, stirred 25 minutes;
(3) add the Fatty Alcohol(C12-C14 and C12-C18) tripoly phosphate sodium STPP of above-mentioned weight part, under the speed of 700 rev/mins, stirred 10 minutes;
(4) add each raw material of residue, under the speed of 600 rev/mins, stirring is described exterior coating.
Performance test:
Paint film appearance is full, smooth, good without lump, glossiness;
Abrasion resistance test: pass through for 10000 times, paint film is without breakage;
The artificial ageing resistance test: 2000 hours non-foaming, do not peel off, flawless;
0 grade of chalk rating, 1 grade of variable color grade;
Acid resistance: be that the paraffin of 1:1 and the mixture of rosin seal brassboard edge and the back side with mass ratio, it is 2% sulfurous acid solution that 2/3 of brassboard area is immersed concentration, the temperature of sulfurous acid solution remains on 20-25 ℃, regulated the PH of a sulfurous acid solution in every 6 hours, pH value is 1-1.5, through 60 hours, the surperficial paint film of brassboard was as good as often.
Claims (2)
1. environmental protection exterior coating is characterized in that what it was comprised of the raw material of following weight parts:
Aqueous acrylic emulsion 100-110, nano kaoline 10-15, Xylo-Mucine 4-6, alcohol ester 12 film coalescence aid 1-2, nano zine oxide 1-2, ammoniacal liquor 2-3, triethylamine 1-2, deionized water 10-20, ethylenediamine tetramethylene fork Alendronate 1-2, N-phenyl-3-TSL 8330 0.8-1, tetramethylolmethane 0.6-1, Fatty Alcohol(C12-C14 and C12-C18) tripoly phosphate sodium STPP 0.2-0.4, composite modifier 16-20;
Described composite modifier is comprised of the raw material of following weight parts:
28-35 degree Beaume water glass 32-40, cenosphere 73-80, titanium dioxide nanoparticle 20-24, sorbitan monooleate 1-2, tripoly phosphate sodium STPP 1-2, succinate sodium 2-ethylhexyl 1-2, Sodium dodecylbenzene sulfonate 2-4, dicumyl peroxide 1-2,3-glycidyl ether oxygen base propyl trimethoxy silicane 0.8-1, nano-attapulgite 0.6-1, hydrochloric acid, water are appropriate;
The preparation method of described composite modifier comprises the following steps:
(1) dropwise adding concentration in the 28-35 of above-mentioned weight part degree Beaume water glass is the hydrochloric acid soln of 8-10%, constantly measures the PH of mixed solution, when PH is 4.5-5, stops adding, standby;
(2) succinate sodium 2-ethylhexyl and the Sodium dodecylbenzene sulfonate mixing with above-mentioned weight part is dissolved in 15-20 times of water, must expect B;
(3) add suitable quantity of water in the cenosphere of above-mentioned weight part, slowly add the 28-35 degree Beaume water glass solution after above-mentioned acidifying under agitation condition, constantly drip during this time above-mentioned material B, the temperature of reaction of system is 75-85 ℃, 28-35 degree Beaume water glass solution after above-mentioned acidifying dropwises rear continuation and stirred 3-5 minute, and reaction finishes;
(4) will react mixed solution after finishing at 85-95 ℃ of lower ageing 2-3 hour;
(5) titanium dioxide nanoparticle with above-mentioned weight part is distributed in water, obtain containing the suspension of nano titanium oxide, mix with the batch mixing after above-mentioned ageing, add each raw material of residue, high speed 1500-2000 rev/min centrifugal mixer 20-30 minute, oven dry is ground into ultrafine powder, is described composite modifier.
2. the preparation method of an environmental protection exterior coating as claimed in claim 1 is characterized in that comprising the following steps:
(1) aqueous acrylic emulsion of above-mentioned weight part, the deionized water of 10-20% are mixed, join and disperse under the speed of 900-1000 rev/min, to stir 10-15 minute in cylinder;
(2) add again nano kaoline, nano zine oxide, the tetramethylolmethane of remaining deionized water, above-mentioned weight part, under the speed of 700-800 rev/min, stirred 20-25 minute;
(3) add the Fatty Alcohol(C12-C14 and C12-C18) tripoly phosphate sodium STPP of above-mentioned weight part, under the speed of 500-700 rev/min, stirred 5-10 minute;
(4) add each raw material of residue, under the speed of 400-600 rev/min, stirring is described exterior coating.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100596532A CN103173078A (en) | 2013-02-26 | 2013-02-26 | Environment-friendly exterior wall coating and preparation method thereof |
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| CN2013100596532A CN103173078A (en) | 2013-02-26 | 2013-02-26 | Environment-friendly exterior wall coating and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589206A (en) * | 2013-10-12 | 2014-02-19 | 安徽蓝润自动化仪表有限公司 | Anticorrosive paint for circuit board as well as preparation method thereof |
| CN104947898A (en) * | 2015-05-08 | 2015-09-30 | 湖北皇马墙纸制造有限公司 | Formaldehyde-scavenging wallpaper and production method thereof |
| CN106280971A (en) * | 2016-08-24 | 2017-01-04 | 何国美 | Exterior coating |
| CN106752531A (en) * | 2016-12-28 | 2017-05-31 | 毛葵燕 | A kind of Environment-friendlyexterior exterior wall paint and preparation method thereof |
| CN116218293A (en) * | 2023-05-05 | 2023-06-06 | 山东新广恒节能科技有限公司 | High weather-resistant exterior wall coating |
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| CN1361186A (en) * | 2002-01-06 | 2002-07-31 | 耿世斋 | Nanometer acrylic acid microemulsion, water-thinned heat reflecting and isolating paint and their production process |
| CN101200611A (en) * | 2007-11-30 | 2008-06-18 | 江南大学 | Insulation paint having both radiation heat insulation and obstructing type heat insulation and method for making same |
| CN101343453A (en) * | 2008-08-12 | 2009-01-14 | 无锡市虎皇漆业有限公司 | Aqueous and elastic thermal-insulation energy-conservation paint and preparation thereof |
| CN101691469A (en) * | 2007-01-12 | 2010-04-07 | 深圳市海川实业股份有限公司 | Heat-insulation and heat-preservation building paint |
| CN101824258A (en) * | 2010-04-23 | 2010-09-08 | 中国建筑材料科学研究总院苏州防水研究院 | Waterborne reflective heat-insulating building coating |
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2013
- 2013-02-26 CN CN2013100596532A patent/CN103173078A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1361186A (en) * | 2002-01-06 | 2002-07-31 | 耿世斋 | Nanometer acrylic acid microemulsion, water-thinned heat reflecting and isolating paint and their production process |
| CN101691469A (en) * | 2007-01-12 | 2010-04-07 | 深圳市海川实业股份有限公司 | Heat-insulation and heat-preservation building paint |
| CN101200611A (en) * | 2007-11-30 | 2008-06-18 | 江南大学 | Insulation paint having both radiation heat insulation and obstructing type heat insulation and method for making same |
| CN101343453A (en) * | 2008-08-12 | 2009-01-14 | 无锡市虎皇漆业有限公司 | Aqueous and elastic thermal-insulation energy-conservation paint and preparation thereof |
| CN101824258A (en) * | 2010-04-23 | 2010-09-08 | 中国建筑材料科学研究总院苏州防水研究院 | Waterborne reflective heat-insulating building coating |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589206A (en) * | 2013-10-12 | 2014-02-19 | 安徽蓝润自动化仪表有限公司 | Anticorrosive paint for circuit board as well as preparation method thereof |
| CN104947898A (en) * | 2015-05-08 | 2015-09-30 | 湖北皇马墙纸制造有限公司 | Formaldehyde-scavenging wallpaper and production method thereof |
| CN106280971A (en) * | 2016-08-24 | 2017-01-04 | 何国美 | Exterior coating |
| CN106752531A (en) * | 2016-12-28 | 2017-05-31 | 毛葵燕 | A kind of Environment-friendlyexterior exterior wall paint and preparation method thereof |
| CN116218293A (en) * | 2023-05-05 | 2023-06-06 | 山东新广恒节能科技有限公司 | High weather-resistant exterior wall coating |
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Application publication date: 20130626 |