CN101298533A - Mildewproof waterproof coating composition - Google Patents
Mildewproof waterproof coating composition Download PDFInfo
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- CN101298533A CN101298533A CNA200810122914XA CN200810122914A CN101298533A CN 101298533 A CN101298533 A CN 101298533A CN A200810122914X A CNA200810122914X A CN A200810122914XA CN 200810122914 A CN200810122914 A CN 200810122914A CN 101298533 A CN101298533 A CN 101298533A
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Abstract
The invention relates to an anti-leakage, anti-seepage and anti-mildew acrylic ester waterproof coating compound used for buildings, which mainly consists of acrylic ester emulsion, polyamino acid emulsion, rosin resin, anti-mildew agent and filler. A coating film formed after the coating is used is characterized by high tensile strength and high elongation at break, which can make up cracks already existing and in developing on the wall and can be directly scrubbed, with strong scrubbing resistance. The coatings of the invention can be coated on moist building surfaces and can not go mouldy, thus being applicable to cement, metal, wood and paper surfaces and playing the role of waterproof, anti-seepage and anti-mildew.
Description
Technical field
The present invention relates to a kind of mildewproof waterproof coating composition for building, particularly relate to a kind of esters of acrylic acid waterproof paint composition that is used for anti-leakproof, antiseepage and mildew-resistant of buildings.
Technical background
The waterproof of buildings, anti-blend the mildew-resistant problem and be related to people's work and living environment, and influence the work-ing life of buildings.Therefore, people never stopped to seek perfect waterproof paint composition.
Acrylic resin has had report as water-proof material in patent documentation.
For example, CN101161740A discloses a kind of multifunctional decoration paint, wherein, concrete composition is the quadripolymer latex of being made up of methacrylic acid, butyl acrylate, vinylbenzene and methyl methacrylate etc., filler is nano level silver, water glass, ferric oxide, silicon-dioxide, lime carbonate etc., and multiple additives.Its complicated component, production technique is wayward.
CN101117368A discloses a kind of construction waterproof coating polymer emulsion, and its composition is butyl acrylate, vinyl cyanide and emulsifying agent and multiple added ingredients.Its composition is many, and complex manufacturing.
CN1143882C discloses a kind of water-soluble paint for wall, and wherein, this coating comprises following component: acrylic resin, titanium dioxide, modified emulsion and multiple added ingredients.
JP-A-60-127374A discloses a kind of two-pack waterproof paint.This waterproof paint is annotated by a kind of acrylic polymers breast and the on-the-spot allotment of a kind of polyvalent metal salt brine solution forms.Use and inconvenience.
Water-proof acrylic acid paint is to be main film forming substance with the polyacrylic ester, adds other feedstock production and forms, but water-proof acrylic acid paint, tensile strength is little, and weathering resistance is poor.But present acrylic type water-proof coating in waterproof, anti-blend the requirement that can not satisfy fully on the fungicidal properties on the civil construction.
The present inventor adopts the rosin series resin that the acrylic resin waterproof paint is carried out modification, and by adding biocide and viscosity mineral filler, can improve the performance of acrylic resin, so finished the present invention by discovering.
Summary of the invention
The invention provides a kind of mildewproof waterproof coating composition for building, said composition is formulated by the material that comprises following ingredients:
ACRYLIC EMULSION 15-40%
Urethane 3-10%
Rosin series resin 0.5-5%
Antimildew disinfectant 0.1-1%
Silane coupling agent 0.5-2%
Filler 5-10%
Solvent 0-5%
Water surplus
Preferably, coating composition main raw material composition of the present invention and weight percent thereof are as follows
ACRYLIC EMULSION 30-40%
Urethane 5-10%
Rosin series resin 1-3%
Antimildew disinfectant 0.1-0.5%
Silane coupling agent 0.5-1%
Filler 5-10%
Solvent 1-5%
Water surplus
ACRYLIC EMULSION of the present invention is meant acrylic polymer emulsions, is product on sale on the market.For example, AC-261, Rhom and Hass.
The ACRYLIC EMULSION also emulsion polymerisation process of available routine is made, and is about to monomer mixture, water, tensio-active agent and polymerizing catalyst and makes emulsion, is heated to 70-85 ℃ in reactor, reacts 1-8 hour.After the cooling polymer emulsion that generates is neutralized with ammoniacal liquor.
Monomer mixture can be the mixture of acrylic monomer, monomer is for example vinylformic acid, methacrylic acid, alkyl acrylate or alkyl methacrylate, for example butyl acrylate, isobutyl acrylate, 2-EHA, methyl methacrylate or the like.
The molecular weight of acrylate copolymer is 10 in the used ACRYLIC EMULSION of the present invention, 000-1,000,000.
Urethane is selected the aqueous polyurethane as coating and gluing usefulness for use, and these products are the commercially available prod, can select anionic or self-emulsifying aqueous polyurethane for use, preferably the carboxylic acid type aqueous polyurethane.
The rosin series resin for example is, resin, toll oil rosin, wood rosin etc. also can be the rosin that this rosin series is carried out modification, hydrogenation or disproportionation, as modified rosin, staybelite or nilox resin.The rosin series resin has thickening, tackify and filming function, can improve the bonding strength and the waterproof, seepage control performance of coating.
In the coating, can select a spot of solvent for use, for example be selected from ethanol, methyl alcohol, propylene glycol, ethylene glycol, glycerol, acetone, pimelinketone and the ethyl acetate one or more, to help organism, particularly rosin series dissolving resin.Preferably, ethylene glycol, propylene glycol and glycerol, but their double as frostproofers.The consumption of solvent generally accounts for below 5% of coating total amount.
Silane coupling agent is selected from a kind of in γ-An Jibingjisanyiyangjiguiwan, γ-epoxypropyl triethoxyl silane, γ-glycidoxy butyl trimethoxy silane and the glycidoxy Union carbide A-162, preferred γ-An Jibingjisanyiyangjiguiwan (KH-550).Silane coupling agent plays function served as bridge on by the interface of adhesives, thereby improves bonding strength.
Filler is selected from chromium aluminate or phosphate (Al
2O
33P
2O
5XCr
2O
3, x=0.1-10), hydroxyapatite, polynite, wilkinite, clay such as class take off stone clay, clay of laminar silicate etc.Inorganic filler can be one or more in them, preferred chromium aluminate or phosphate and hydroxyapatite.Above-mentioned inorganic filler itself possesses good adhesiveproperties.
Antimildew disinfectant is selected from isothiazolones, for example, 1,2-benzisothiazole-3-ketone, N-butyl-1,2-benzisothiazole-3-ketone, 2-octyl group-3 (2H)-isothiazolones (OIT), 4, in 5-two chloro-2-N-octyl groups-3 (2H)-isothiazolones (DCOIT), methyl-3 (2H)-isothiazolones and chloro-2-methyl-3 (the 2H)-isothiazolones one or more, preferred OIT and DCOIT also can be Wocosin 50TK, m-tetrachlorophthalodinitrile and Pecudin.
Coating of the present invention can also contain the anti-thixotropic agent (for example magnesium aluminum silicate) and the flow agent of convention amount.When adding this analog assistant, its consumption is deducted from the water yield.
Following method is adopted in coating preparation of the present invention, prepares polymer emulsion and extender paste respectively, and polymer emulsion comprises ACRYLIC EMULSION, urethane, rosin series resin and water, and the solvent that optionally adds.
Polymer emulsion adopts the ordinary method preparation, for example, described component is mixed in stirring tank.
Extender paste prepares with ordinary method, for example, with disperseing in filler and the adjuvant component adding high speed dispersor, grinds with shredder then, forms uniform extender paste.
By polymer emulsion and extender paste in stirring tank the thorough mixing of ratio range of the present invention, promptly get coating of the present invention with gained.
Also polymer emulsion can be joined in the extender paste stirring tank, single stage method forms coating composition of the present invention, preferably two step method.
The suitable construction environment temperature of coating composition of the present invention is 5-35 ℃, accords with construction work and uses.
Coating of the present invention is applicable to the waterproof and the mending-leakage of the layer lid of heavy construction, underground, exterior wall, interior wall, can substitute existing water-proof material, and one does not have seam, and is applicable to the corner of buildings, random strong, good seal.The coated membrane of using back formation has tensile strength and the high advantage of tension set, can remedy the crackle that wall is original and will produce, and can directly clean, and the abrasion resistance of filming is strong.Coating of the present invention can be coated in moist building surface, and can not go mouldy.Be applicable to cement, metal, wooden, paper facer, can play waterproof, the anti-effect that blends mildew-resistant.
Embodiment
Hereinafter adopt indefiniteness embodiment to be further described.
Embodiment 1
A) preparation of polymer emulsion
In Scattered Kettle, the 100-400r/min rotating speed stirs down, adds the aqueous polyurethane of 70 parts by weight of acrylic emulsions, 12 weight parts and the toll oil rosin of 5 weight parts, and part propylene glycol of 3 weight and the water of 10 weight parts stirred 10 minutes, got polymer emulsion.
B) preparation of extender paste
In the high speed dispersion still, add the magnesium aluminum silicate of the KH-550 of 15 weight part chromium aluminate or phosphates, 2 weight parts, the DCOIT of 1 weight part, 2 parts of weight and the deionized water of 80 parts of weight, under the 500-1000r/min rotating speed, disperse to stir 30-60 minute, then it being transferred to colloid mill grinds, under 2000-3000r/min, ground 1-2 hour, reach below the 10 μ m up to fineness.
Join in the polymer emulsion at the extender paste that makes, the proportioning of polymer emulsion and extender paste is 10: 8, gets coating composition of the present invention after stirring.
Embodiment 2
A) preparation of polymer emulsion
In Scattered Kettle, the 100-400r/min rotating speed stirs down, adds the aqueous polyurethane of 60 parts by weight of acrylic emulsions, 10 weight parts and the staybelite of 5 weight parts, and part propylene glycol of 3 weight and the water of 22 parts of weight parts stirred 10 minutes, got polymer emulsion.
B) preparation of extender paste
In the high speed dispersion still, add the magnesium aluminum silicate of the KH-550 of 20 weight part hydroxyapatites, 1 weight part, the CIT of 1 weight part, 2 parts of weight and the deionized water of 76 parts of weight, under the 500-1000r/min rotating speed, disperse to stir 30-60 minute, then it being transferred to the sand milling shredder grinds, under 2000-3000r/min, ground 40-60 minute, reach below the 30 μ m up to fineness.
Join in the polymer emulsion at the extender paste that makes, the proportioning of polymer emulsion and extender paste is 10: 10, gets coating composition of the present invention after stirring.
Embodiment 3
A) preparation of polymer emulsion
In Scattered Kettle, the 100-400r/min rotating speed stirs down, adds the aqueous polyurethane of 60 parts by weight of acrylic emulsions, 10 weight parts and the nilox resin of 5 weight parts, and part propylene glycol of 3 weight and the water of 22 parts of weight parts stirred 10 minutes, got polymer emulsion.
B) preparation of extender paste
In the high speed dispersion still, add the KH-550 of 20 weight part hydroxyapatites, 1 weight part, the CIT of 1 weight part and the deionized water of 78 parts of weight, under the 500-1000r/min rotating speed, disperse to stir 30-60 minute, then it being transferred to the sand milling shredder grinds, under 2000-3000r/min, ground 40-60 minute, reach below the 30 μ m up to fineness.
Join in the polymer emulsion at the extender paste that makes, the proportioning of polymer emulsion and extender paste is 10: 10, gets coating composition of the present invention after stirring.
The technical feature test result of coating of the present invention is as follows:
Test result confirms that coating of the present invention has good ageing resistace, and has good Waterproof and fungicidal properties, the coated film of using rear formation have high excellent of hot strength and fracture elongation The point. Coating of the present invention can be coated in moist building surface, and can not go mouldy. Be applicable to cement, Metal, wooden, paper facer can play waterproof, the anti-effect that blends mildew-resistant.
Claims (7)
1, a kind of mildewproof waterproof coating composition for building, said composition is formulated by the material that comprises following ingredients:
ACRYLIC EMULSION 15-40%
Urethane 3-10%
Rosin series resin 0.5-5%
Antimildew disinfectant 0.1-1%
Silane coupling agent 0.5-2%
Filler 5-10%
Solvent 0-5%
Water surplus.
2, according to the coating composition of claim 1, wherein, its feed composition and weight percent thereof are as follows:
ACRYLIC EMULSION 30-40%
Urethane 5-10%
Rosin series resin 1-3%
Antimildew disinfectant 0.1-0.5%
Silane coupling agent 0.5-1%
Filler 5-10%
Solvent 1-5%
Water surplus.
3, according to the coating composition of claim 1 or 2, wherein, silane coupling agent is selected from a kind of in γ-An Jibingjisanyiyangjiguiwan, γ-epoxypropyl triethoxyl silane, γ-glycidoxy butyl trimethoxy silane and the glycidoxy Union carbide A-162.
4, according to arbitrary coating composition of claim 1-3, wherein filler is selected from one or more in chromium aluminate or phosphate, hydroxyapatite, polynite, wilkinite and the clay.
5, according to the coating composition of claim 4, wherein, filler is chromium aluminate or phosphate or hydroxyapatite.
6, according to arbitrary coating composition of claim 1-5, wherein, antimildew disinfectant is selected from 1,2-benzisothiazole-3-ketone, N-butyl-1,2-benzisothiazole-3-ketone, 2-octyl group-3 (2H)-isothiazolones, 4, one or more in 5-two chloro-2-N-octyl group-3 (2H)-isothiazoloness, methyl-3 (2H)-isothiazolones and chloro-2-methyl-3 (the 2H)-isothiazolones.
7, a kind of arbitrary coating composition method for preparing claim 1-6, it comprises the steps:
1) the polymer emulsion composition is mixed in stirring tank, the polymer emulsion component comprises ACRYLIC EMULSION, urethane, rosin series resin and water, and optional solvent;
2) with disperseing in filler, antimildew disinfectant, silane coupling agent and the water adding high speed dispersor, grind with shredder then, form uniform extender paste.
3) with polymer emulsion and extender paste thorough mixing in stirring tank of gained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200810122914XA CN100485006C (en) | 2008-07-01 | 2008-07-01 | Mildewproof waterproof coating composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200810122914XA CN100485006C (en) | 2008-07-01 | 2008-07-01 | Mildewproof waterproof coating composition |
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| CN101298533A true CN101298533A (en) | 2008-11-05 |
| CN100485006C CN100485006C (en) | 2009-05-06 |
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| CNB200810122914XA Active CN100485006C (en) | 2008-07-01 | 2008-07-01 | Mildewproof waterproof coating composition |
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| CN101775249B (en) * | 2010-01-18 | 2012-08-22 | 广东科顺化工实业有限公司 | Waterborne thick rubber-plastic waterproof mortar and method for preparing same |
| CN103497661A (en) * | 2013-08-16 | 2014-01-08 | 安徽快来防水防腐有限公司 | Polyurethane waterproof paint |
| CN103601456A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Improved mould-proof and waterproof coating |
| CN103602159A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Coating with strong toughness |
| TWI499377B (en) * | 2009-09-15 | 2015-09-11 | Basf Se | Aqueous dispersions containing antimicrobials in a hybrid network |
| CN104910739A (en) * | 2015-06-27 | 2015-09-16 | 陈守树 | Paint for kitchen and bath |
| CN105057574A (en) * | 2015-07-27 | 2015-11-18 | 明光市留香泵业有限公司 | Compact, smooth and clean water-based paint containing nano-hydroxyapatite for lost foam casting and manufacturing method of water-based paint |
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| CN114773944A (en) * | 2022-05-13 | 2022-07-22 | 清远市兴鹏新材料有限公司 | Antibacterial mildew-proof waterproof coating and preparation process thereof |
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| TWI499377B (en) * | 2009-09-15 | 2015-09-11 | Basf Se | Aqueous dispersions containing antimicrobials in a hybrid network |
| CN101775249B (en) * | 2010-01-18 | 2012-08-22 | 广东科顺化工实业有限公司 | Waterborne thick rubber-plastic waterproof mortar and method for preparing same |
| CN103497661A (en) * | 2013-08-16 | 2014-01-08 | 安徽快来防水防腐有限公司 | Polyurethane waterproof paint |
| CN103601456A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Improved mould-proof and waterproof coating |
| CN103602159A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Coating with strong toughness |
| CN103601456B (en) * | 2013-11-19 | 2016-04-13 | 青岛祥嘉知识产权服务有限公司 | A kind of mildewproof waterproof coating of improvement |
| CN104910739A (en) * | 2015-06-27 | 2015-09-16 | 陈守树 | Paint for kitchen and bath |
| CN105057574A (en) * | 2015-07-27 | 2015-11-18 | 明光市留香泵业有限公司 | Compact, smooth and clean water-based paint containing nano-hydroxyapatite for lost foam casting and manufacturing method of water-based paint |
| CN105368236B (en) * | 2015-11-25 | 2018-04-20 | 北京东方雨虹防水技术股份有限公司 | A kind of water-repellent paint and its preparation method and application, asphalt water-proof coiled material |
| CN105368236A (en) * | 2015-11-25 | 2016-03-02 | 北京东方雨虹防水技术股份有限公司 | Waterproof coating and preparation method and application thereof, and asphalt waterproof coiled material |
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| CN105936782A (en) * | 2016-05-27 | 2016-09-14 | 广西梧州龙鱼漆业有限公司 | Waterproof coating |
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| CN107459850A (en) * | 2016-06-02 | 2017-12-12 | 纳米及先进材料研发院有限公司 | Super polymer-modified cement-base waterproof coating of flexible nano and preparation method thereof |
| CN106244008A (en) * | 2016-08-26 | 2016-12-21 | 孟玲 | Anti-ultraviolet heat preservation type environment protection interior wall paint |
| CN106893468A (en) * | 2017-03-30 | 2017-06-27 | 木涂（深圳）化工科技有限公司 | Water-borne wood coating and preparation method thereof |
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| CN108905483A (en) * | 2018-09-21 | 2018-11-30 | 南通朝旭环保科技有限公司 | A kind of environmental protection air filter |
| CN111286273A (en) * | 2020-02-12 | 2020-06-16 | 石家庄市油漆厂 | Novel long-acting broad-spectrum antibacterial multifunctional water-based building coating and preparation method thereof |
| CN111944376A (en) * | 2020-07-23 | 2020-11-17 | 马鞍山市金韩防水保温工程有限责任公司 | Waterproof coating for indoor decoration and preparation method thereof |
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