CN1539892A - Anticarack, watertight putty in use for external wall of buildings - Google Patents
Anticarack, watertight putty in use for external wall of buildings Download PDFInfo
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- CN1539892A CN1539892A CNA03122797XA CN03122797A CN1539892A CN 1539892 A CN1539892 A CN 1539892A CN A03122797X A CNA03122797X A CN A03122797XA CN 03122797 A CN03122797 A CN 03122797A CN 1539892 A CN1539892 A CN 1539892A
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- putty
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Abstract
An anti-cracking impervious putty for external wall contains polymer powder, white cement, gypsum powder, active mineral powder, bentonite, wollastonite, sericite powder, quartz powder, talc powder, water-preservating agent, anti-cracking agent, disperser, defoaming agent and reinforcing fibres. It has high adhesion and water-proofing power.
Description
Technical field the present invention relates to a kind of functional architectural decoration coating material, specifically is meant the anti-crack and anti-seepage putty that is used for the exterior wall bottoming and scrapes Da Bai.
Background technology says that in a sense building coating is a kind of work in-process, has only through the construction film forming to be only final finished attached to the coating on the basal plane.In this process, though putty is the supplementary material in the building coating coating process, form a connecting link but it plays in metope basic unit and between filming, the vital role of bonding transition is also being born important functions such as preventing metope cracking, the peeling of filming, specific functionality simultaneously.
In China, external wall putty just is being subjected to people's pay attention to day by day, but this series products does not still have country and industry standard at present, from practical function, the water impermeability of exterior wall putty is a key index, the poor water resistance of common putty, even the water tolerance after modification increases, but still not impervious.
In the past, in the exterior wall latex paint construction, adopted batch grey Puttying such as 107 glue+cement, lime, sand, dry powder commonplace.107 glue are polyvinyl formal polymkeric substance glue, poor performance, and product specification is low, easy to crack, efflorescence and seediness, and contain the formaldehyde objectionable constituent, become the product of explicit order restriction, forbidding.For overcoming the defective of 107 glue, China criticizes in the grey Puttying construction in recent years, selects high-grade polymer emulsion for use, as ACRYLIC EMULSION, butadiene-styrene latex, neoprene latex.Polyvinyl acetate emulsion etc., owing to adopt two component (dry powder and emulsion) systems, construction inconvenience, and cost is also high.
At present, used wall surface putty mainly contains three kinds of physical aspects on the traditional architecture exterior wall: (1) is the paste single component, can directly construct in the scene, 2~3 months shelf liveves; (2) be the two-pack of liquid and powder, on-the-spot through mixing stirring construction, 3~5 months shelf liveves; (3) be the powder single component, the scene adds water and mixes the stirring construction, and the shelf lives can reach 6~12 months.Yet but there are a lot of problems in these three kinds of forms in reality, shelf lives such as (1) and (2) is short, increases the easily mouldy of silk fabric with Mierocrystalline cellulose, easy layering caking etc., these problems and then will cause the application metope disadvantages such as paint film to occur have had a strong impact on the quality of external wall.
Along with the appearance of country to building materials hazardous and noxious substances limit standard, the environmental issue of putty, also be subjected to human consumer's extensive concern, how to develop and a kind ofly require environmental protection, energy-conservation, pollution-free, high hiding rare, life-span long, the exterior wall putty of easy construction and safety has become the development trend of metope base treatment exterior wall putty from now on.
The application number a kind of pair of component anti-cracking exterior wall putty that be 03108713.2 patent disclosure, this pair of component anti-cracking exterior wall putty, it is made up of two components of the A of counting by weight percentage, B.The A component comprises the water of 53-60%, the organic high molecular polymer of 37-44%, the auxiliary agent of 2.4-2.8%; The B component comprises the adjusting material of 0.5-0.8%, the strongthener of 1.5-2.4%, 96-98% filler.During preparation, the A component is A: B=1 with the ratio that cooperates of B component: 1.2~1.5.Its used filler is 400 order coarse whitings by 15-18%, and the 400 order talcum powder of 30-33% and the white cement of 51-53% are formed.Used adjusting material can be selected the methylcellulose gum series products of molecular weight at 15000-30000 for use, though this type of putty can effectively prevent the putty layer cracking to a certain extent, reduce the probability of coating cracking, can be used in the exterior coating finishing system, improve the visual appearance of body of wall, but its impervious effect not clearly.
Summary of the invention is for adapting to the needs of construction work practical application, we are on the basis that anti-permeation cracking-resistant putty was filled a prescription in the past, developed used for building exterior wall anti-crack and anti-seepage putty of new generation, this putty has functional performances such as water-fast antiseepage, freedom from cracking, and have environment friendly and pollution-free, nontoxic, non-stimulated, thick matter, fast dried, easy polishing, strong adhesion, advantages such as water-repellancy, good fluidity; In addition, because this putty is by the single component powder morphology, instant packed transportation, easy to use.
This used for building exterior wall anti-crack and anti-seepage putty of the present invention comprises following component: the polymer powder of the 2-5% of counting by weight percentage, the white cement of 20-30%, the terra alba of 3-8%, the active breeze of 5-20%, the wilkinite of 5-15%, the lime dinas of 0-15%, the sericite in powder of 10-25%, the silica powder of 0-40%, the talcum powder of 5-15%, the water-holding agent of 0.3-0.5%, the antichecking agent of 0-1.5%, the dispersion agent of 0.1-0.5%, the defoamer of 0.1-1.0% and the fortifying fibre of 0.3-1.0%.
Wherein, polymer powder is the elasticity or the non-resilient multipolymer of pulverous esters of acrylic acid, vinyl acetate class, as elasticity or non-resilient emulsion dry powder base-materials such as pure third, phenylpropyl alcohol and vinegar third, vinegar uncles.
Filler is the white cement of 425#, 250-500 purpose terra alba, and (for silica flour, specific surface area is greater than 600m for the active breeze of 250-500 purpose
2/ Kg), the wilkinite of 300-800 purpose smectites sodium base, 250-400 purpose lime dinas, 250-800 purpose sericite in powder, 120-400 purpose silica powder, 250-400 purpose talcum powder.
Freedom from cracking agent, dispersion agent, defoamer are that the water-borne coatings of German Kening Co.,Ltd (Cognis) production is adjuvant used.
Water-holding agent is the methylcellulose gum series products of molecular weight about 15000-40000.
Fortifying fibre is that length is polyacrylonitrile fibre or the carbon fiber of 1.0-3.0mm; Cross-sectional shape as polyacrylonitrile fibre is the peanut shape, vertically is the parallel cylindrical cylindricality, and fineness is the 1.5-2.5 dtex, and density is 1.18g/cm
3It is big to have fiber number, characteristics such as intensity height (tensile strength is more than 300Mpa), ductility good (limit elongation is 14-20%), good hydrophilic property, acid-alkali-corrosive-resisting, weathering resistance, photostabilization are good.
Above each component of weighing fully stirred 15-30 minute with mediating stirrer after the oven dry successively, mixed powdery components, was packaged as finished product with the weather-proof dressing bag.The working-yard is at the water that mixes 30-40% with weight ratio, with machine or artificial mixing and stirring, adjusts to suitable viscosity and can criticize and scraped.
Selected starting material in the present invention's prescription, improved the solid content of finished product, added the fortifying fibre of polymkeric substance, filler and strengthening action with water-fast impervious effect simultaneously, mated high quality additive, this just makes the putty of producing have better waterproof, excellent cohesiveness, and the metope substrate and film between stronger sticking power is all arranged, and pigment coloration is easy, adhere firmly, avoided the coating efflorescence, peeled, flake and disadvantage such as cracking.
Embodiment
Embodiment:
Prepare environment-friendly type anti-crack and anti-seepage putty of the present invention according to the above preparation method, its component concentration (by weight) is as follows:
425# white cement 23%
Polymer powder DM-200P (Ke Laien) 4%
Active breeze S105 (Zhejiang Kodak) 10%
250 order wollastonites 3%
400 order terra albas 4%
800 order sodium bentonites 10%
500 order sericites in powder 14%
120 order silica powders 23%
400 order talcum powder 7%
Antichecking agent Loxanol P (Cognis) 0.8%
Dispersion agent Hydrolalat 760 (Cognis) 0.3%
Defoamer Dehydran1922 (Cognis) 0.2%
Methyl cellulose ether (Bayer) 0.4%
2mm fortifying fibre (road prestige 2000) 0.6%
35% water is mixed with weight ratio in the working-yard in above component putty powder or pellet, with machine or artificial mixing and stirring, adjust to suitable viscosity and can criticize and scraped.Use the scraper blade coating on the asbestos model putty for preparing, test comparison is not added the putty sample of water-fast impervious polymkeric substance, filler and fortifying fibre simultaneously, find the model moderate drying speed of blade coating putty of the present invention, very outstanding impervious water resistance is arranged, grinability is good, sticking power is good, and long-term physical environment is deposited without any cracking phenomena.This experimental result has illustrated that the putty of invention has advantages such as easy polishing, strong adhesion, compares with traditional putty, and tangible impervious water-proof function is arranged, and splitting resistance is obviously strengthened.With cement clinker etc. is curing substrate, can combine at fabulous interface with body of wall, and environment friendly and pollution-free, nontoxic, non-stimulated, easy to use, good market outlook are arranged.
Claims (10)
1. used for building exterior wall anti-crack and anti-seepage putty, its component content comprises: the talcum powder of the sericite in powder of the wilkinite of the terra alba of the polymer powder of the 2-5% of counting by weight percentage, the white cement of 20-30%, 3-8%, the active breeze of 5-20%, 5-15%, the lime dinas of 0-15%, 10-25%, the silica powder of 0-40%, 5-15%, the water-holding agent of 0.3-0.5%, the antichecking agent of 0-1.5%, the dispersion agent of 0.1-0.5%, the defoamer of 0.1-1.0% and the fortifying fibre of 0.3-1.0%.
2. anti-crack and anti-seepage putty according to claim 1 is characterized in that, described polymer powder is the elasticity or the non-resilient multipolymer of pulverous esters of acrylic acid, vinyl acetate class.
3. anti-crack and anti-seepage putty according to claim 1 and 2 is characterized in that, these elasticity or stiff multipolymer can be elasticity or non-resilient emulsion dry powder base-materials such as pure third, phenylpropyl alcohol and vinegar third, vinegar uncle.
4. anti-crack and anti-seepage putty according to claim 1, it is characterized in that, in the filler that is added, terra alba is the 250-500 purpose, and active breeze is the 250-500 purpose, and the smectites sodium bentonite is the 300-800 purpose, lime dinas is the 250-400 purpose, sericite in powder is the 250-800 purpose, and silica powder is the 120-400 purpose, and talcum powder is the 250-400 purpose.
5. anti-crack and anti-seepage putty according to claim 1 is characterized in that, water-holding agent is the methylcellulose gum series products of molecular weight about 15000-40000.
6. anti-crack and anti-seepage putty according to claim 1 is characterized in that, it is polyacrylonitrile fibre or carbon fiber that fortifying fibre is counted by institute.
7. according to claim 1 or 6 described anti-crack and anti-seepage putty, it is characterized in that the length of used polyacrylonitrile fibre is that 1.0-3.0mm, cross-sectional shape are the peanut shape, vertically is the parallel cylindrical cylindricality, fineness is the 1.5-2.5 dtex.
8. anti-crack and anti-seepage putty according to claim 1 is characterized in that, the freedom from cracking agent of being added can be Loxanol P (Cognis).
9. anti-crack and anti-seepage putty according to claim 1 is characterized in that, the dispersion agent that is added can be Hydrolalat 760 (Cognis).
10. anti-crack and anti-seepage putty according to claim 1 is characterized in that, the defoamer that is added can be Dehydran1922 (Cognis).
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CNA03122797XA CN1539892A (en) | 2003-04-24 | 2003-04-24 | Anticarack, watertight putty in use for external wall of buildings |
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Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1325582C (en) * | 2004-12-10 | 2007-07-11 | 康跃金 | Construction decoration crack filler |
CN101089057B (en) * | 2007-06-29 | 2010-12-08 | 黄衍贵 | Wall paint |
CN102190467A (en) * | 2011-05-23 | 2011-09-21 | 西南科技大学 | Anti-seepage and anti-crack dry-mixed mortar |
CN102241906A (en) * | 2010-05-14 | 2011-11-16 | 武汉市丰达建筑节能材料有限公司 | Multifunctional putty for building external walls |
CN102493673A (en) * | 2011-12-01 | 2012-06-13 | 杭州岩土工程有限公司 | Method for reinforcing epoxy coating used on building surfaces |
CN102627881A (en) * | 2012-03-26 | 2012-08-08 | 无锡市康顺节能材料科技有限公司 | Pure natural putty for exterior walls of buildings |
CN103332917A (en) * | 2013-06-13 | 2013-10-02 | 镇江崟鑫新型建材科技有限公司 | Anti-cracking building exterior wall material and preparation method thereof |
CN103351686A (en) * | 2013-06-22 | 2013-10-16 | 天长市开林化工有限公司 | Interior wall putty with dehumidification and humidification functions |
CN103880306A (en) * | 2014-02-25 | 2014-06-25 | 无为县居美装饰材料厂 | Formula and production process of white cement |
CN104877424A (en) * | 2015-05-29 | 2015-09-02 | 柳州普亚贸易有限公司 | Preparation method of insulation putty powder |
CN105036640A (en) * | 2015-06-29 | 2015-11-11 | 任新年 | Damp-proof waterproof binder for building and preparation method of damp-proof waterproof binder |
CN105347756A (en) * | 2015-11-20 | 2016-02-24 | 无锡康斯坦特动力科技有限公司 | Moisture resistant building material |
CN106630838A (en) * | 2016-12-22 | 2017-05-10 | 天津雨茅科技有限公司 | Waterproof paint for architectural ornament engineering |
CN107141871A (en) * | 2017-07-12 | 2017-09-08 | 合肥信亚达智能科技有限公司 | A kind of high-strength putty lacquer of water-soluble high-efficient and preparation method thereof |
CN110526641A (en) * | 2019-08-07 | 2019-12-03 | 深圳市神漆新材料科技有限公司 | Waterproof revetment powder and its preparation method and application |
CN115073962A (en) * | 2021-03-12 | 2022-09-20 | 贵州毕节浩昇环保建材有限公司 | Moisture-proof putty powder |
CN116731550A (en) * | 2022-03-04 | 2023-09-12 | 庄继昌 | Multifunctional wall material |
-
2003
- 2003-04-24 CN CNA03122797XA patent/CN1539892A/en active Pending
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1325582C (en) * | 2004-12-10 | 2007-07-11 | 康跃金 | Construction decoration crack filler |
CN101089057B (en) * | 2007-06-29 | 2010-12-08 | 黄衍贵 | Wall paint |
CN102241906A (en) * | 2010-05-14 | 2011-11-16 | 武汉市丰达建筑节能材料有限公司 | Multifunctional putty for building external walls |
CN102241906B (en) * | 2010-05-14 | 2013-08-14 | 武汉市丰达建筑节能材料有限公司 | Multifunctional putty for building external walls |
CN102190467A (en) * | 2011-05-23 | 2011-09-21 | 西南科技大学 | Anti-seepage and anti-crack dry-mixed mortar |
CN102190467B (en) * | 2011-05-23 | 2013-04-17 | 西南科技大学 | Anti-seepage and anti-crack dry-mixed mortar |
CN102493673B (en) * | 2011-12-01 | 2014-01-08 | 杭州岩土工程有限公司 | Method for reinforcing epoxy coating used on building surfaces |
CN102493673A (en) * | 2011-12-01 | 2012-06-13 | 杭州岩土工程有限公司 | Method for reinforcing epoxy coating used on building surfaces |
CN102627881A (en) * | 2012-03-26 | 2012-08-08 | 无锡市康顺节能材料科技有限公司 | Pure natural putty for exterior walls of buildings |
CN102627881B (en) * | 2012-03-26 | 2014-04-16 | 无锡市康顺节能材料科技有限公司 | Pure natural putty for exterior walls of buildings |
CN103332917A (en) * | 2013-06-13 | 2013-10-02 | 镇江崟鑫新型建材科技有限公司 | Anti-cracking building exterior wall material and preparation method thereof |
CN103351686A (en) * | 2013-06-22 | 2013-10-16 | 天长市开林化工有限公司 | Interior wall putty with dehumidification and humidification functions |
CN103880306A (en) * | 2014-02-25 | 2014-06-25 | 无为县居美装饰材料厂 | Formula and production process of white cement |
CN104877424A (en) * | 2015-05-29 | 2015-09-02 | 柳州普亚贸易有限公司 | Preparation method of insulation putty powder |
CN105036640A (en) * | 2015-06-29 | 2015-11-11 | 任新年 | Damp-proof waterproof binder for building and preparation method of damp-proof waterproof binder |
CN105347756A (en) * | 2015-11-20 | 2016-02-24 | 无锡康斯坦特动力科技有限公司 | Moisture resistant building material |
CN106630838A (en) * | 2016-12-22 | 2017-05-10 | 天津雨茅科技有限公司 | Waterproof paint for architectural ornament engineering |
CN106630838B (en) * | 2016-12-22 | 2019-02-12 | 广东久巴新材料科技有限公司 | A kind of building decoration engineering water-repellent paint |
CN107141871A (en) * | 2017-07-12 | 2017-09-08 | 合肥信亚达智能科技有限公司 | A kind of high-strength putty lacquer of water-soluble high-efficient and preparation method thereof |
CN110526641A (en) * | 2019-08-07 | 2019-12-03 | 深圳市神漆新材料科技有限公司 | Waterproof revetment powder and its preparation method and application |
CN115073962A (en) * | 2021-03-12 | 2022-09-20 | 贵州毕节浩昇环保建材有限公司 | Moisture-proof putty powder |
CN116731550A (en) * | 2022-03-04 | 2023-09-12 | 庄继昌 | Multifunctional wall material |
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