CN1204213C - Heat insulation water-proof paint - Google Patents
Heat insulation water-proof paint Download PDFInfo
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- CN1204213C CN1204213C CN 03131098 CN03131098A CN1204213C CN 1204213 C CN1204213 C CN 1204213C CN 03131098 CN03131098 CN 03131098 CN 03131098 A CN03131098 A CN 03131098A CN 1204213 C CN1204213 C CN 1204213C
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- heat
- coating
- powder
- insulating waterproof
- waterproof coating
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Abstract
The present invention provides heat insulating water-proof paint which comprises water, dispersing agents, polyvinyl alcohol synthetic adhesives, defoaming agents, inert pigments, thickening agents, heat insulating water-proof powder and styrene-acrylate emulsion, wherein the polyvinyl alcohol synthetic adhesives are prepared by special preparation technology, and the heat insulating water-proof powder is active calcium carbonate, or pearl stone powder, or mica powder, or the combination of any two or more kinds thereof. The inert pigments comprise one or more kinds of ground limestone powder, light calcium carbonate, talcum and other pigments. The heat insulating water-proof paint of the present invention has the advantages of favorable heat insulating effect, good water resistance, no toxicity or odor and no pollution to environment, and in addition, a coating surface of the present invention has porcelain emulating effects.
Description
Field of the present invention
The present invention relates to a kind of building coating, particularly relate to a kind of heat-insulating waterproof coating.
The technology of the present invention background
In prior art, publication number is to disclose a kind of heat-insulating waterproof coating in the Chinese invention patent application specification of CN1277978A, this coating comprises tackiness agent, properties-correcting agent and grey calcium powder, enamel grade titanium dioxide powder and calcite in powder, wherein, tackiness agent is a modified polyvinyl alcohol tackiness agent 45-55% (weight percentage, down together), white glue with vinyl 3.5-4.5%, benzene emulsion 2.5-3.5%, described modified polyvinyl alcohol tackiness agent is to make by the pyroreaction still: borax, alum, polyvinyl alcohol and water are put into the reaction of pyroreaction still by suitable proportion generate.In order to smear the thin coating film that the surface forms insulating water-proof, wherein also must add membrane-forming agent ethylene glycol and propylene glycol.The complicated process of preparation of this coating.
Content of the present invention
The object of the present invention is to provide a kind of heat-insulating waterproof coating of environment-friendly type.
For achieving the above object, heat-insulating waterproof coating of the present invention comprises:
Dispersion agent 0.8-1.2 (weight %, down together)
Formaldehyde polyvinyl acetal stick 10-30
Defoamer 0.08-0.15
Pigment extender 0-10
Thickening material 20-30
Heat insulation and waterproofing powder 15-35
Benzene emulsion 5-10
Water surplus.
In embodiments of the invention, the formaldehyde polyvinyl acetal stick prepares by following steps:
1) polyvinyl alcohol is dissolved in the suitable quantity of water;
2) the pH value with above-mentioned mixed solution transfers to 2-3, adds formaldehyde and makes it that aldolization take place;
3) the pH value with reaction solution transfers to 5;
4) add entry and urea, and 88 ± 2 ℃ of insulations;
5) when temperature is reduced to 70 ℃, the pH value of mixed solution is transferred to 7-8;
6) filtration can obtain the formaldehyde polyvinyl acetal stick.
Heat-insulating waterproof coating of the present invention, because the special preparation technology of formaldehyde polyvinyl acetal stick wherein and the rational proportion of each component make this heat-insulating waterproof coating have good effect of heat insulation, also have the better waterproof energy simultaneously concurrently, and nonpoisonous and tasteless, environment there is not any pollution.In addition, the surface of smearing of heat-insulating waterproof coating of the present invention also has imitative porcelain effect.
The present invention describes in detail
Heat-insulating waterproof coating of the present invention, its unique distinction is that wherein contained formaldehyde polyvinyl acetal stick is to obtain by specific preparation technology, this synthetic adhesive in coating and the proportion relation between other component also be one of characteristics of the present invention.
The preferable range of the formaldehyde polyvinyl acetal stick content described in the present invention is to account for 15-25 part in per 100 parts of coating, and in a preferred embodiment, its preferred value is 20%.Preparation process 1 at above-mentioned formaldehyde polyvinyl acetal stick) in, preferably uses polyvinyl alcohol 1799.In synthetic adhesive, the preferable range of the weight ratio of polyvinyl alcohol and water is: (2.2-2.8): 38, and preferably 2.5: 38.
Heat insulation and waterproofing powder described in the present invention can be treated carbonates, perlite powder (vermiculite power), mica powder or its two or more combinations arbitrarily, preferably uses mica powder.The preferable range of the content of heat insulation and waterproofing powder is among the present invention: account for 20-25% in coating, be preferably 10%.
The content of the aqueous solvent among the present invention determines that as required those skilled in the art can be on top of.
The content of described pigment extender can be determined according to the consumption of heat insulation and waterproofing powder and the use object of coating.In some cases, can not contain pigment extender in the coating of the present invention.Its preferable range is to account for 5-10% in coating, more preferably about 8%.Described pigment extender can be one or more in dry powder, fine particle calcium carbonate and the talcum powder, also can be this area other pigment commonly used.In a preferred embodiment of the present invention, described pigment extender is dry powder, fine particle calcium carbonate and talcous composition, and its weight relative proportion is 4: 6: 5.
Described dispersion agent, defoamer and thickening material are the auxiliary agents of coating of the present invention, they be well known to those skilled in the art those.In a preferred embodiment of the invention, dispersion agent is 10% sodium hexametaphosphate solution, and the preferable range of its content is to account for 0.9-1.1 part in per 100 parts of coating, preferably 1 part.Preferred defoamer is a tributyl phosphate, and the scope of its content is to account for 0.09-0.12 part in per 100 parts of coating, is preferably 0.1 part.Preferred thickening is 2% hydroxy ethyl fiber cellulose solution, and the scope of its content is to account for 20-25 part in per 100 parts of coating, is preferably 20 parts.
In coating of the present invention, can comprise fungicidal preservative, as commercially available Hua Ke-981 strong disinfecting sanitas, its weight part can be in per 100 parts of coating and accounts for 0.1 part.
Also can comprise stain control agent in the coating of the present invention, its weight part can be 0.02 part.
Also can comprise hyperchromic pigment such as whitening agent, ultramarine in the coating of the present invention, its weight part can be respectively in per 100 parts of coating and accounts for 0.02 part, 0.01 part.
Benzene emulsion in the coating of the present invention plays waterproof action as the latex water-resisting agent, also can adopt pure-acrylic emulsion to be substituted, and the preferable range of above-mentioned benzene emulsion content is to account for 8-12 part in per 100 parts of coating, is preferably 10 parts.
Below further specify the present invention with specific embodiment.
Embodiment 1
Present embodiment is the heat-insulating waterproof coating of double centner, and its component and prescription are:
10% sodium hexametaphosphate solution 1 (kilogram, down together)
Formaldehyde polyvinyl acetal stick 30
Tributyl phosphate 0.1
Dry powder 2
Fine particle calcium carbonate 3
Talcum powder 2.5
2% hydroxy ethyl fiber cellulose solution 30
Mica powder 25
Benzene emulsion 10
Water surplus
Wherein, the preparation process of formaldehyde polyvinyl acetal stick is as follows:
Measure 3 kg water, it is heated.When water temperature rises to 60 ℃, add 25 kilograms of polyvinyl alcohol (1799), and insulation 1-2 hour about 95 ℃, after being dissolved fully, polyvinyl alcohol begins cooling.When temperature is reduced to 90 ± 2 ℃, drip water and concentrated hydrochloric acid, and constantly stir, the pH value of mixed solution is transferred to 2-3.Temperature adds 8 kilograms of formaldehyde slowly in the time of 90 ± 2 ℃, and 90 ± 2 ℃ of insulations, reacts 1-1.5 hour, keeps stirring in this process always; Temperature adds 2 kg water and 0.3 kilogram of caustic soda slowly in the time of 90 ℃, constantly stir, and its pH value is transferred to 5.Temperature adds 8 kg water and 3 kg urea in the time of 88 ℃, 88 ± 2 ℃ of insulations, react and continue cooling after 0.5-1 hour.When temperature is reduced to 70 ℃, add 2 kg water and 0.2 kilogram of caustic soda more slowly, constantly stir, its pH value is transferred to 7-8.When being cooled to 40 ℃, obtain the required formaldehyde polyvinyl acetal stick of present embodiment with 80 order nylon net filters.
10% sodium hexametaphosphate solution in the present embodiment is to obtain after being dissolved in 9 parts of water by 1 part of Sodium hexametaphosphate 99.
2% hydroxy ethyl fiber cellulose solution in the present embodiment is to obtain after being dissolved in 98 parts of water by 2 parts of Natvosols.
The preparation method of the heat-insulating waterproof coating in the present embodiment: according to above-mentioned prescription, each component is added in the agitation vat successively, the limit edged stirs, and after waiting to stir, can make with 60 order nylon net filters.
Embodiment 2
The component and the prescription of the double centner heat-insulating waterproof coating of present embodiment are:
10% sodium hexametaphosphate solution 0.9 (kilogram, down together)
Fungicidal preservative 0.1
Formaldehyde polyvinyl acetal stick 25
Tributyl phosphate 0.1
Dry powder 4
Fine particle calcium carbonate 6
Talcum powder 5
2% hydroxy ethyl fiber cellulose solution 25
Perlite powder (vermiculite power) 15
Benzene emulsion 8
Water surplus.
Wherein, fungicidal preservative is commercially available Hua Ke-981, identical among the preparation method of formaldehyde polyvinyl acetal stick and the embodiment 1.The preparation of the heat-insulating waterproof coating of present embodiment is also identical with embodiment 1.
Embodiment 3
The component and the prescription of the double centner heat-insulating waterproof coating of present embodiment are:
10% sodium hexametaphosphate solution 1 (kilogram, down together)
Stain control agent 0.02
Whitening agent 0.02
Ultramarine 0.01
Formaldehyde polyvinyl acetal stick 28
Tributyl phosphate 0.15
Fine particle calcium carbonate 10
2% hydroxy ethyl fiber cellulose solution 27
Treated carbonates 20
Benzene emulsion 10
Water surplus.
Wherein, identical among the preparation method of formaldehyde polyvinyl acetal stick and the embodiment 1.
The preparation method of the heat-insulating waterproof coating of present embodiment is: the first step: elder generation adds the formaldehyde polyvinyl acetal stick to hold in the jar stirs, and adds above-mentioned cellulose solution simultaneously, stirs to add stain control agent stirring 5 minutes after 15 minutes again.Second step: add the heat insulation and waterproofing powder treated carbonates and add fine particle calcium carbonate stirring 30 minutes simultaneously, add the ultramarine whitening agent again and stirred 15 minutes, add the defoamer tributyl phosphate and stirred 10 minutes.The 3rd step: till the adding benzene emulsion is stirred to evenly.
The effect of heat insulation test
Select two onesize, towards, dull and stereotyped room that ventilation condition is identical.The heat-insulating waterproof coating that brushing embodiment 1 on one the roof is wherein made is after 24 hours, and under the solar radiation of 31 degree Celsius 1 hour, the temperature difference that records between two rooms was 10 degrees centigrade.
Claims (9)
1. heat-insulating waterproof coating comprises:
Dispersion agent 0.8-1.2 (weight %, down together)
Formaldehyde polyvinyl acetal stick 10-30
Defoamer 0.08-0.15
Pigment extender 0-10
Thickening material 20-30
Heat insulation and waterproofing powder 15-35
Benzene emulsion 5-10
Water surplus,
Wherein, described formaldehyde polyvinyl acetal stick prepares by following steps:
1) polyvinyl alcohol is dissolved in the suitable quantity of water;
2) the pH value with above-mentioned mixed solution transfers to 2-3, adds formaldehyde and makes it that aldolization take place;
3) the pH value with reaction solution transfers to 5;
4) add entry and urea, and 88 ± 2 ℃ of insulations;
5) when temperature is reduced to 70 ℃, the pH value of mixed solution is transferred to 7-8;
6) filtration can obtain the formaldehyde polyvinyl acetal stick.
2. according to the heat-insulating waterproof coating of claim 1, wherein, in step 1), described polyvinyl alcohol is a polyvinyl alcohol 1799, and the weight ratio of itself and water is in tackiness agent: 2.2-2.8: 38.
3. according to the heat-insulating waterproof coating of claim 1, the content range of wherein said formaldehyde polyvinyl acetal stick accounts for 15-25% in coating.
4. according to the heat-insulating waterproof coating in the claim 3, wherein said heat insulation and waterproofing powder is selected from treated carbonates, perlite powder, mica powder or its two or more composition arbitrarily, and the content range of this heat insulation and waterproofing powder accounts for 20-25% in coating.
5. according to the heat-insulating waterproof coating of claim 3, wherein said pigment extender is one or more in dry powder, fine particle calcium carbonate and the talcum powder, and its content range accounts for 5-10% in coating.
6. according to the heat-insulating waterproof coating of claim 5, wherein said pigment extender is dry powder, fine particle calcium carbonate and talcous mixture, and its weight relative proportion is 4: 6: 5.
7. according to the heat-insulating waterproof coating of claim 4 or 5 or 6, wherein said dispersion agent is 10% sodium hexametaphosphate solution, and its content range accounts for 0.9-1.1% in coating.
8. according to the heat-insulating waterproof coating of claim 4 or 5 or 6, wherein said defoamer is a tributyl phosphate, and its content range accounts for 0.09-0.12% in coating.
9. according to the heat-insulating waterproof coating of claim 4 or 5 or 6, described thickening material is 2% hydroxy ethyl fiber cellulose solution, and its content range accounts for 20-25% in coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03131098 CN1204213C (en) | 2003-05-15 | 2003-05-15 | Heat insulation water-proof paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03131098 CN1204213C (en) | 2003-05-15 | 2003-05-15 | Heat insulation water-proof paint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1458208A CN1458208A (en) | 2003-11-26 |
| CN1204213C true CN1204213C (en) | 2005-06-01 |
Family
ID=29430555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03131098 Expired - Fee Related CN1204213C (en) | 2003-05-15 | 2003-05-15 | Heat insulation water-proof paint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1204213C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101531838A (en) * | 2009-04-14 | 2009-09-16 | 湖北中科博策新材料研究院 | Water-borne heat insulation powder coating |
| CN102408794B (en) * | 2010-09-21 | 2014-03-12 | 苏州美亚美建筑涂料有限公司 | Vinyl acetate/acrylic emulsion waterproof paint |
| CN104610792A (en) * | 2013-11-05 | 2015-05-13 | 哈尔滨隆迪建材有限公司 | Interior and outdoor waterproof paint applied to buildings |
| CN104910666A (en) * | 2015-06-17 | 2015-09-16 | 牛无畏 | Water-resistant heat-insulating architectural paint with ceramic-like effect |
| CN106380941B (en) * | 2016-10-13 | 2019-01-29 | 沪宝新材料科技（上海）股份有限公司 | A kind of preparation method of high dirt resistance insulating moulding coating |
| CN112812641A (en) * | 2021-01-27 | 2021-05-18 | 北京亿得新材料科技有限公司 | Heat-insulating waterproof coating for buildings and preparation method thereof |
| CN113955974A (en) * | 2021-10-22 | 2022-01-21 | 新疆五洲集团有限公司 | Waterproof permanent support method for large-volume underground ash and storage warehouse |
-
2003
- 2003-05-15 CN CN 03131098 patent/CN1204213C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1458208A (en) | 2003-11-26 |
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