CN104194543A - Transparent finishing varnish composition for exterior walls and preparation method thereof - Google Patents
Transparent finishing varnish composition for exterior walls and preparation method thereof Download PDFInfo
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- CN104194543A CN104194543A CN201410445519.0A CN201410445519A CN104194543A CN 104194543 A CN104194543 A CN 104194543A CN 201410445519 A CN201410445519 A CN 201410445519A CN 104194543 A CN104194543 A CN 104194543A
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Abstract
The invention relates to a varnish composition for exterior walls and a preparation method thereof, and particularly relates to a transparent finishing varnish composition for exterior walls and a preparation method thereof, belonging to the field of paints for architectural decoration. The transparent finishing varnish composition for exterior walls is prepared from the following raw materials in parts by mass: 20-50 parts of water, 0.05-0.3 part of a bactericide, 0.05-0.3 parts of a mildew preventive, 0.05-0.2 part of a pH regulator, 0.05-0.15 part of a wetting agent, 0.05-0.2 part of a modified organic silicon solvent, 0.01-0.1 part of a defoaming agent, 50-70 parts of an emulsion, 1.0-4.0 parts of a film-forming aid, 0.1-0.25 part of a thickener, 1.0-4.0 parts of a quick drying agent, and 0.2-0.7 part of an antifreeze. The transparent finishing varnish composition for exterior walls disclosed by the invention not only has excellent weather resistance, color retention, water resistance and stain resistance, but also has excellent scrubbing resistance.
Description
Technical field
The present invention relates to a kind of exterior wall paint composition and method of making the same, relate in particular to a kind of transparent exterior wall finishing varnish composition and method of making the same, belong to architectural decoration paint field.
Background technology
According to < < country's chemical building material industry the Tenth Five-Year Plan (2001-2005) and development planning outline > > in 2015, Tenth Five-Year Plan Period, China's urban housing construction every year will be with the construction speed development of 500,000,000 square metres of left and right, the main task of China's coating industry development will be attached most importance to building coating, and the application of building coating in decoration of exterior wall accounted for more than 60%.Because exterior coating is also directly exposed in the Nature when playing beautiful decoration, invasion and attack through wind-engaging, rain, Exposure to Sunlight, therefore require exterior coating will possess more excellent performance, but, in existing exterior wall finishing varnish, as the performances such as weather-proof guarantor's look, water-fast, stain resistant and application delustring all unsatisfactory, particularly after application, paint film easily produces cracking, whiting, foaming, dry linting, the obvious defects of film coating phenomenon such as variable color.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the invention provides a kind of transparent exterior wall finishing varnish composition, transparent exterior wall finishing varnish composition provided by the present invention not only has good weather-proof tint retention, water tolerance and contamination resistance, also has good scrub resistance.
Another object of the present invention is to provide a kind of preparation method of above-mentioned water-miscible paint composition.
The present invention adopts following formula to realize above-mentioned purpose, a kind of transparent exterior wall finishing varnish composition, and it is formulated by following quality proportioning by following raw material:
Described film coalescence aid consumption equates with described quick dry agent consumption.
Further,
The preferential organosilicon-modified acrylate emulsion with nucleocapsid structure that adopts of described emulsion;
Described sterilant preferentially adopts a kind of in isothiazolinone biocide agent or formaldehyde or their arbitrary combination;
Described mould inhibitor preferentially adopts a kind of in imdazole derivatives, Arylurea derivatives or octyl group thiazolinone derivative or their arbitrary combination;
Described pH adjusting agent preferentially adopts alkaline pH conditioning agent; Described alkaline pH conditioning agent preferentially adopts 2-amino-2-methyl-1-propanol.
Described wetting agent preferentially adopts polycarboxylate or N, a kind of in N-dimethyl lauryl amine propyl sulfonic acid betaine or their arbitrary combination;
Described modified organic silicon solvent preferentially adopts polyester resin change properties of organic silicon polymkeric substance;
Described defoamer preferentially adopts a kind of in mineral oil antifoam agent, polyether-modified defoamer or organic-silicon-modified defoamer or their arbitrary combination;
COASOL multifunctional assistant or polyoxyethylene octylphenol ether or alcohol ester 12 film coalescence aid that described film coalescence aid preferentially adopts Yi Siman to produce;
Described thickening material preferentially adopts a kind of in polyurethanes thickening material or alkali swelling type thickening material or their arbitrary combination;
It is the polynary emulsion copolymers of butyl acrylate that described quick dry agent preferentially adopts main component;
Described frostproofer preferentially adopts a kind of in glycols frostproofer or propandiols frostproofer or their arbitrary combination.
The method of preparing transparent exterior wall finishing varnish composition of the present invention is as follows:
A transparent exterior wall finishing varnish composition, it is prepared from by following steps by following quality proportioning by following raw material:
By 20～50 parts, water, after 0.05～0.2 part of pH adjusting agent and 0.05～0.15 part of mixing of wetting agent, add dispersion machine, under 400～600 revs/min of speed, disperse 2～4 minutes, add again 0.05～0.2 part of modified organic silicon solution, 0.01～0.1 part of defoamer, 0.05～0.3 part of 0.05～0.3 part, sterilant and mould inhibitor, continuation disperses 5～10 minutes under 1000～1200 revs/min of speed, then adjust dispersing speed to 400～500 rev/min, slowly add 50～70 parts of emulsions and add 1.0～4.0 parts of film coalescence aid, 0.2～0.7 part of 1.0～4.0 parts of quick dry agents and frostproofer, disperse 2～3 minutes, then 800～1200 revs/min of speed drip below 0.1～0.25 part of limit of thickening material disperse 3～5 minutes even to mixing liquid.
The inventive principle of transparent exterior wall finishing varnish composition provided by the present invention is as follows:
The main component of transparent exterior wall finishing varnish composition provided by the invention is to contain the macromolecule organic silicon material.It is backbone structure that the macromolecule organic silicon material be take silicon-oxygen (Si-O) key, there is low surface tension and low surface energy, the bond energy of C-C key is 82.6 kilocalories/mol, the bond energy of Si-O key is 121 kilocalories/mol in organosilicon, so the thermostability of organosilicon product is high, under high temperature, the chemical bond of (or radiation irradiation) molecule does not rupture, do not decompose, after brushing is on building external paint finish paint, comprise emulsion, modified organic silicon solution etc. form at interior paint film, all can be when protection keeps original to be coated with true qualities, efficient weather-proof guarantor's look that raising face is coated with significantly, water-fast, the performances such as stain resistant, thereby make base material obtain permanent protection and decoration.
Transparent exterior wall finishing varnish composition provided by the present invention compared with prior art, has the following advantages:
Safety and environmental protection of the present invention; the finishing paint of preparing with prior art is compared; when brushing is after building sides is coated; the organic composition of finishing varnish paint film all can be when original of protection be coated with true qualities; the performances such as efficient weather-proof guarantor's look that raising face is coated with significantly, water-fast, stain resistant, obtain permanent protection and decoration thereby base material, face are coated with.This efficient weather-proof guarantor's look, water-fast, the transparent cover clear coat composition of stain resistant preparation technology are simple, low-carbon environment-friendly, have very strong industrialization ability and wide market outlook.
1) the present invention is nonpoisonous and tasteless, safety and environmental protection.
2) weathering resistance: cover of the present invention on exterior coating, be applied to outdoor can be through the test of climate, the comprehensive destruction of causing as illumination, cold and hot, wind and rain, bacterium etc., thereby the working life of improving exterior coating.
3) tint retention: no matter transparent exterior wall finishing varnish composition provided by the present invention all has good tint retention as carbon black, iron oxide red, iron oxide yellow to organic look as phthalocyanine blue, large red, lemon yellow or inorganic look.
4) scrub resistance: the anti-scouring ability of transparent exterior wall finishing varnish composition provided by the present invention is strong, has good abrasion resistance, even through repeatedly cleaning, still can keep body of wall beautiful as new.
5) contamination resistance: transparent exterior wall finishing varnish composition provided by the present invention, cover is on exterior coating, be applied to the outdoor test that can stand the various spots such as dust in atmospheric environment, can effectively reduce the adhesive ability of spot on exterior coating, thereby keep the clean level of body of wall.
Embodiment
The present invention is further described by the following embodiment:
Embodiment 1
A transparent exterior wall finishing varnish composition, it is prepared from by following steps by following quality proportioning by following raw material:
By 30.37 parts, water, 0.2 part of AMP-95 multifunctional assistant and N, after 0.1 part of mixing of N-dimethyl lauryl amine propyl sulfonic acid betaine, add dispersion machine, under 500 revs/min of speed, disperse 3 minutes, add again 0.1 part of modified organic silicon solution B YK301 meter, 0.06 part of CF-246 multifunctional assistant, 0.1 part, 0.1 part, formaldehyde and octyl group thiazolinone derivative, continuation disperses 8 minutes under 1100 revs/min of speed, then adjust dispersing speed to 450 rev/min, slowly add 62 parts of 996AD organosilicon crylic acid latexs and add 3.0 parts of COASOL multifunctional assistants, 0.8 part of 3.0 parts of JK-100A quick dry agents and propylene glycol, disperse 2 minutes, then 1000 revs/min of speed drip below 0.17 part of limit of polyurethanes thickening material disperse 3 minutes even to mixing liquid.
Embodiment 2
A transparent exterior wall finishing varnish composition, it is prepared from by following steps by following quality proportioning by following raw material:
By 26.22 parts, water, after 0.1 part of AMP-95 multifunctional assistant and 0.07 part of mixing of polycarboxylate, add dispersion machine, under 400 revs/min of speed, disperse 2 minutes, add again 0.08 part of modified organic silicon solution B YK302 meter, 0.08 part of mineral oil antifoam agent, 0.2 part of 0.2 part of isothiazolinone biocide agent and Arylurea derivatives mould inhibitor, continuation disperses 7 minutes under 1000 revs/min of speed, then adjust dispersing speed to 400 rev/min, slowly add 65 parts of 996AD organosilicon crylic acid latexs and add 3.5 parts of polyoxyethylene octylphenol ethers, 0.9 part of 3.5 parts of JK-100A quick dry agents and propylene glycol, disperse 3 minutes, then 800 revs/min of speed drip below 0.15 part of limit of alkali swelling type thickening material disperse 5 minutes even to mixing liquid.
Embodiment 3
A transparent exterior wall finishing varnish composition, it is prepared from by following steps by following quality proportioning by following raw material:
By 20.05 parts, water, 0.05 part of AMP-95 multifunctional assistant and N, after 0.05 part of mixing of N-dimethyl lauryl amine propyl sulfonic acid betaine, add dispersion machine, under 600 revs/min of speed, disperse 4 minutes, add again 0.05 part of modified organic silicon solution B YK307 meter, 0.1 part of polyether-modified defoamer, 0.3 part of 0.3 part of isothiazolinone biocide agent and imdazole derivatives, continuation disperses 5 minutes under 1200 revs/min of speed, then adjust dispersing speed to 500 rev/min, slowly add 70 parts of 996AD organosilicon crylic acid latexs and add 4.0 parts of alcohol ester 12 film coalescence aid, 0.7 part of 4.0 parts of JK-100A quick dry agents and ethylene glycol, disperse 2.5 minutes, then 1200 revs/min of speed drip below 0.1 part of limit of polyurethanes thickening material disperse 4 minutes even to mixing liquid.
Embodiment 4
A transparent exterior wall finishing varnish composition, it is prepared from by following steps by following quality proportioning by following raw material:
By 45.64 parts, water, after 0.15 part of AMP-95 multifunctional assistant and 0.15 part of mixing of polycarboxylate, add dispersion machine, under 400 revs/min of speed, disperse 3 minutes, add again 0.2 part of modified organic silicon solution B YK302 meter, 0.01 part of organic-silicon-modified defoamer, 0.05 part of 0.05 part, formaldehyde and imdazole derivatives, continuation disperses 10 minutes under 1200 revs/min of speed, then adjust dispersing speed to 500 rev/min, slowly add 50 parts of 996AD organosilicon crylic acid latexs and add 1.5 parts of polyoxyethylene octylphenol ethers, 0.5 part of 1.5 parts of JK-100A quick dry agents and propylene glycol, disperse 3 minutes, then 900 revs/min of speed drip below 0.25 part of limit of alkali swelling type thickening material disperse 4 minutes even to mixing liquid.
Embodiment 5
A transparent exterior wall finishing varnish composition, it is prepared from by following steps by following quality proportioning by following raw material:
By 39.65 parts, water, 0.12 part of AMP-95 multifunctional assistant and N, after 0.12 part of mixing of N-dimethyl lauryl amine propyl sulfonic acid betaine, add dispersion machine, under 400 revs/min of speed, disperse 4 minutes, add again 0.1 part of modified organic silicon solution B YK301 meter, 0.05 part of polyether-modified defoamer, 0.08 part, 0.08 part of isothiazolinone biocide agent and octyl group thiazolinone derivative, continuation disperses 9 minutes under 1200 revs/min of speed, then adjust dispersing speed to 500 rev/min, slowly add 55 parts of 996AD organosilicon crylic acid latexs and add 2.0 parts of polyoxyethylene octylphenol ethers, 0.6 part of 2.0 parts of JK-100A quick dry agents and ethylene glycol, disperse 3 minutes, then 1100 revs/min of speed drip below 0.2 part of limit of polyurethanes thickening material disperse 3 minutes even to mixing liquid.
In above each embodiment:
Described 996AD organosilicon crylic acid latex is the rich 996AD organosilicon crylic acid latex of producing of Ahmedabad;
Described AMP-95 multifunctional assistant is the AMP-95 multifunctional assistant (2-amino-2-methyl-1-propanol) that Dow Chemical company limited produces;
Described modified organic silicon solution B YK301, BYK302 and BYK307 are preferably the series modified multifuncitonal organosilicon auxiliary agent of BYK that German Bi Ke produces;
Described CF-246 multifunctional assistant is preferably the CF-246 multifunctional assistant that Blackburn is produced;
Described COASOL multifunctional assistant is preferably the COASOL multifunctional assistant (mixture of diisobutyl adipate, pentanedioic acid diisobutyl ester and succinic acid diisobutyl ester) that Yi Siman produces;
Described JK-100A quick dry agent is preferably the JK-100A quick dry agent (the polynary emulsion copolymers that main component is butyl acrylate) that Jun Ke synthetic materials company limited produces.
In each embodiment of the transparent exterior wall finishing varnish composition that the present invention is prepared, measured property indices and technical indicator are as shown in following table:
First, pre-prepared experiment exterior wall latex paint: under normal temperature and normal pressure, by after 12 parts, water and 0.2 part of mixing of Natvosol (HEC), under 300-600 rev/min of speed, disperse 3-5 minute, dispersion limit, limit adds 0.05 part of 2-amino-2-methyl-1-propanol, 0.1 part of silicone emulsion-type, alkylphenol polyoxyethylene 0.1, 0.15 part of 0.2 part of polyacrylic ester and isothiazolinone, continuation disperses 2-4 minute under 800-1200 rev/min of speed, then dispersion limit in limit adds 10 parts of nano titanium oxides again, 5 parts of water-washed kaolines, 32.8 parts of coarse whitings, 0.2 part of 0.1 part of polyoxyethylene octylphenol ether film coalescence aid and ethylene glycol, under 1800-2200 rev/min of speed, disperse 18-22 minute, then add 19 parts of benzene emulsions to disperse 2-4 minute under 400-600 rev/min of speed, dispersion limit, limit adds 0.1 part of 0 part of embedding anion nanometer silica 1 and polyurethane thickener, under 800-1000 rev/min of speed, continue to disperse 4-6 minute even to mixing liquid.
Then, each embodiment of the prepared transparent exterior wall finishing varnish composition of the present invention is brushed to pre-prepared experiment with exterior wall latex paint brassboard surface, and test, obtain following experimental data.
The property indices experimental data that each embodiment of the transparent exterior wall finishing varnish composition that table one-the present invention is prepared records according to GB/T9755-2001 standard
From table one, can obviously find out,
1) various embodiments of the present invention at normal temperatures and pressures container hold after stirring evenly without lump, and roller application twice are all accessible, under construction paint film normal temperature, surface drying in 1H, films normally without cracking phenomena.
2) low-temperature stability, by the coating of each embodiment, holds-5 ± 3 ℃ by certain container tank and stores 18H, and then normal temperature is placed 6H, is so a circulation, and continuous three circulation can opening coating are all without rotten.
3) water resistance test, get pre-prepared experiment and with exterior wall latex paint 100g, add the carbon black color paste of 10g, modulation black stirs, in the mm of size 150mm * 70mm * (4-6) without asbestos cement plate on respectively with together with each coating of line rod of diameter 120 and 80 specifications, twice coating timed interval is not less than 6h, and the plate preparing is put in to 23 ± 2 ℃ of temperature, and the environment maintenance of humidity 50 ± 5% 7 days, preparing altogether 5 blocks of plates is A, B, C, D, E.By each embodiment 1-5 respectively correspondence brush to A, B, C, D, 5 blocks of plates of E, brushing quality is 0.7 ± 0.1g/ piece, after dry 24H, with 45° angle, each plate is tilted to put into the same container that water is housed, 2/3 of water flooding sheet material, after 96H, observing paint film has whiting, foaming, dry linting, the obvious defects of film coating phenomenon such as variable color, and the experimental data of each embodiment shows, each embodiment 240H water tolerance is all without extremely.
4) alkali resistance test, get pre-prepared experiment with exterior wall latex paint in the mm of size 150mm * 70mm * (4-6) without asbestos cement plate on respectively with together with each coating of line rod of diameter 120 and 80 specifications, twice coating timed interval is not less than 6h, and the plate preparing is put in to 23 ± 2 ℃ of temperature, the environment maintenance of humidity 50 ± 5% 7 days, preparing altogether 5 blocks of plates is A, B, C, D, E.By each embodiment 1-5 respectively correspondence brush to A, B, C, D, 5 blocks of plates of E, brushing quality is 0.7 ± 0.1g/ piece, after dry 24H, with 45° angle, each plate is tilted to put into the same container of the solution that saturated calcium hydroxide is housed, 2/3 of water flooding sheet material, after 48H, observing paint film has foaming, dry linting, the obvious defects of film coating phenomenon such as variable color, and the experimental data of each embodiment shows, each embodiment 48H alkali resistance is all without extremely.
In sum, the low-temperature stability of various embodiments of the present invention, water tolerance and alkali resistance and other property indices all reach the national standard requirement of GB/T 9755-2001.
The abrasion resistance performance index experimental data that each embodiment of the transparent exterior wall finishing varnish composition that table two-the present invention is prepared records according to GB/T9755-2001 standard
Get pre-prepared experiment with exterior wall latex paint in the mm of size 430mm * 150mm * (4-6) without asbestos cement plate on respectively with together with each coating of line rod of diameter 120 and 80 specifications, twice coating timed interval is not less than 6h, and the plate preparing is put in to 23 ± 2 ℃ of temperature, the environment maintenance of humidity 50 ± 5% 7 days, preparing altogether 5 blocks of plates is A, B, C, D, E.By each embodiment 1-5, corresponding roller coating is to A, B, C, D, E5 piece plate respectively, and roller coating quality is 5.0 ± 0.5g/ piece, and after dry 24H, washability machine is tested its abrasion resistance.
From table two, can obviously find out,
The brushing resistance of various embodiments of the present invention can be all over the requirement of the salable product of the national standard of GB/T 9755-2001, reach the standard of premium grads, clean number of times much larger than 2000 times.
The stain resistant performance index experimental data that each embodiment of the transparent exterior wall finishing varnish composition that table three-the present invention is prepared records according to GB/T9755-2001 standard
Get pre-prepared experiment with exterior wall latex paint in the mm of size 150mm * 70mm * (4-6) without asbestos cement plate on respectively with together with each coating of line rod of diameter 120 and 80 specifications, twice coating timed interval is not less than 6h, and the plate preparing is put in to 23 ± 2 ℃ of temperature, the environment maintenance of humidity 50 ± 5% 7 days, preparing altogether 5 blocks of plates is A, B, C, D, E.By each embodiment 1-5 respectively correspondence brush to A, B, C, D, 5 blocks of plates of E, brushing quality is 0.7 ± 0.1g/ piece, dry 24H, test the reflectance value of every block of plate, then every scrubbing brush is coated with the coal ash pulp of water 1:1 quality dilution, brush quality 07 ± 0.1g/ piece, and the plate of having brushed is put in to 23 ± 2 ℃ of temperature, the environment maintenance 2H of humidity 50 ± 5%, then water rinses plate 1 minute, and this is 1 circulation.After 24H, repeat above-mentioned test, do altogether 5 circulations.The reflectance value of test panel after 5 circulations, thus calculate stain resistant numerical value.
From table three, can obviously find out,
The stain resistant performance of various embodiments of the present invention, all over the requirement of the salable product of the national standard of GB/T 9755-2001, reaches the standard of premium grads, and stain resistant value is all less than 13%.
The tint retention test experiments data of the transparent exterior wall finishing varnish composition that table four-the present invention is prepared
Respectively get pre-prepared experiment exterior wall latex paint 20g, add respectively 3% carbon black color paste, phthalocyanine blue mill base, iron oxide red mill base, iron oxide yellow mill base, lemon yellow mill base, bright red mill base, fuchsin mill base to stir, and respectively by be adjusted to black, phthalocyanine blue, rust, iron oxide yellow look, lemon yellow, large red, carmetta in the mm of size 150mm * 70mm * (4-6) without asbestos cement plate on respectively with together with each coating of line rod of diameter 120 and 80 specifications, twice coating timed interval is not less than 6h.The test that the carbonarius of take is prepared model and embodiment 1 is example, this look is prepared A, two models of B as stated above, and the plate preparing is put in to 23 ± 2 ℃ of temperature, the environment maintenance of humidity 50 ± 5% 7 days, embodiment 1 is brushed to A, B plate afterwards, brushing quality is 0.7 ± 0.1g/ piece, dry 24H, getting B plate (remaining 1 block of A plate by the reference plate after former carbonarius embodiment 1 cover of tune) uses UV-A340 to irradiate the value of chromatism Δ E (Δ E≤1.0 are qualified, and Δ E≤0.5 is outstanding) between test b plate and reference plate A after 400 hours.The weather-proof guarantor look value of chromatism Δ E of same method test implementation example 1-5 to 7 kinds of colors.
From table four, can obviously find out,
The value of chromatism Δ E of each embodiment of transparent exterior wall finishing varnish composition of the present invention all≤0.9 reaches criterion of acceptability, no matter organic look is all had to good weather-proof tint retention as carbon black, iron oxide red isochrome as phthalocyanine blue, large red, lemon yellow isochrome and inorganic look, particularly carbon black, iron oxide red, iron oxide yellow, lemon yellow and bright red value of chromatism Δ E all≤0.5, reach a standard of excellence.
Above-mentioned embodiment is just explained in detail technical scheme of the present invention; the present invention has more than and is only confined to above-described embodiment; those skilled in the art should be understood that; the above-mentioned principle of every foundation and the improvement of spirit on basis of the present invention, substitute, all should be within protection scope of the present invention.
Claims (8)
1. a transparent exterior wall finishing varnish composition, is characterized in that: it is formulated by following quality proportioning by following raw material:
2. transparent exterior wall finishing varnish composition according to claim 1, is characterized in that:
Described film coalescence aid consumption equates with described quick dry agent consumption.
3. transparent exterior wall finishing varnish composition according to claim 2, is characterized in that:
Described emulsion adopts the organosilicon-modified acrylate emulsion with nucleocapsid structure;
Described sterilant adopts a kind of in isothiazolinone biocide agent or formaldehyde or their arbitrary combination;
Described mould inhibitor adopts a kind of in imdazole derivatives, Arylurea derivatives or octyl group thiazolinone derivative or their arbitrary combination;
Described pH adjusting agent adopts alkaline pH conditioning agent.
4. transparent exterior wall finishing varnish composition according to claim 3, is characterized in that:
Described wetting agent adopts polycarboxylate or N, a kind of in N-dimethyl lauryl amine propyl sulfonic acid betaine or their arbitrary combination.
5. transparent exterior wall finishing varnish composition according to claim 4, is characterized in that:
Described modified organic silicon solvent adopts polyester resin change properties of organic silicon polymkeric substance;
Described defoamer adopts a kind of in mineral oil antifoam agent, polyether-modified defoamer or organic-silicon-modified defoamer or their arbitrary combination.
6. transparent exterior wall finishing varnish composition according to claim 5, is characterized in that:
COASOL multifunctional assistant or polyoxyethylene octylphenol ether or alcohol ester 12 film coalescence aid that described film coalescence aid adopts Yi Siman to produce;
Described thickening material adopts a kind of in polyurethanes thickening material or alkali swelling type thickening material or their arbitrary combination;
Described quick dry agent adopts the polynary emulsion copolymers that main component is butyl acrylate;
Described frostproofer adopts a kind of in glycols frostproofer or propandiols frostproofer or their arbitrary combination.
7. transparent exterior wall finishing varnish composition according to claim 6, is characterized in that:
Described alkaline pH conditioning agent adopts 2-amino-2-methyl-1-propanol.
8. for the preparation of a preparation method for the transparent exterior wall finishing varnish composition described in any one in claim 1～7, it is characterized in that:
By 20～50 parts, water, after 0.05～0.2 part of pH adjusting agent and 0.05～0.15 part of mixing of wetting agent, add dispersion machine, under 400～600 revs/min of speed, disperse 2～4 minutes, add again 0.05～0.2 part of modified organic silicon solution, 0.01～0.1 part of defoamer, 0.05～0.3 part of 0.05～0.3 part, sterilant and mould inhibitor, continuation disperses 5～10 minutes under 1000～1200 revs/min of speed, then adjust dispersing speed to 400～500 rev/min, slowly add 50～70 parts of emulsions and add 1.0～4.0 parts of film coalescence aid, 0.2～0.7 part of 1.0～4.0 parts of quick dry agents and frostproofer, disperse 2～3 minutes, then 800～1200 revs/min of speed drip below 0.1～0.25 part of limit of thickening material disperse 3～5 minutes even to mixing liquid.
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| CN105419445A (en) * | 2015-12-29 | 2016-03-23 | 新疆屯河涂料有限公司 | Automatic cleaning finish for exterior walls, and preparation method thereof |
| CN110684413A (en) * | 2018-07-05 | 2020-01-14 | 河北瀚宇建材有限公司 | Paint for preventing sand return of wall surface |
| CN113831797A (en) * | 2021-09-16 | 2021-12-24 | 三棵树涂料股份有限公司 | Hydrophobic high-stain-resistance matte finish varnish and preparation method thereof |
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Application publication date: 20141210 |