CN103059683B - Exterior wall coating for building - Google Patents
Exterior wall coating for building Download PDFInfo
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- CN103059683B CN103059683B CN201310049152.6A CN201310049152A CN103059683B CN 103059683 B CN103059683 B CN 103059683B CN 201310049152 A CN201310049152 A CN 201310049152A CN 103059683 B CN103059683 B CN 103059683B
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- Prior art keywords
- dispersed resin
- skin coating
- coating
- deionized water
- water dispersed
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- 238000000576 coating method Methods 0.000 title claims abstract description 61
- 239000011248 coating agent Substances 0.000 title claims abstract description 59
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000011347 resin Substances 0.000 claims abstract description 47
- 229920005989 resin Polymers 0.000 claims abstract description 47
- -1 polyoxyethylene nonyl phenyl ether Polymers 0.000 claims abstract description 46
- 239000008367 deionised water Substances 0.000 claims abstract description 41
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 34
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract description 24
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims abstract description 24
- 239000002270 dispersing agent Substances 0.000 claims abstract description 23
- 239000000049 pigment Substances 0.000 claims abstract description 23
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims abstract description 17
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims abstract description 17
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims abstract description 17
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 84
- 229910021641 deionized water Inorganic materials 0.000 claims description 39
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 29
- 239000001993 wax Substances 0.000 claims description 24
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 23
- 239000004160 Ammonium persulphate Substances 0.000 claims description 23
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 23
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 23
- 239000013543 active substance Substances 0.000 claims description 22
- 238000004581 coalescence Methods 0.000 claims description 22
- 239000013530 defoamer Substances 0.000 claims description 22
- 238000004448 titration Methods 0.000 claims description 18
- 239000007864 aqueous solution Substances 0.000 claims description 16
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- WROUWQQRXUBECT-UHFFFAOYSA-N 2-ethylacrylic acid Chemical compound CCC(=C)C(O)=O WROUWQQRXUBECT-UHFFFAOYSA-N 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 8
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 6
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 6
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical group [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 6
- 239000004141 Sodium laurylsulphate Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 6
- 229920002554 vinyl polymer Polymers 0.000 claims description 6
- WROUWQQRXUBECT-UHFFFAOYSA-M 2-ethylacrylate Chemical compound CCC(=C)C([O-])=O WROUWQQRXUBECT-UHFFFAOYSA-M 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims 1
- 238000005507 spraying Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000012188 paraffin wax Substances 0.000 abstract description 3
- 239000002253 acid Substances 0.000 abstract description 2
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 abstract 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 abstract 1
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
- 238000003556 assay Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Paints Or Removers (AREA)
Abstract
The invention belongs to the technical field of coatings, and particularly relates to an exterior wall coating for a building. The exterior wall coating is characterized by comprising titanium dioxide, a pigment dispersant, a surfactant, glycol, an antifoaming agent, de-ionized water, 3wt% aqueous hydroxyethyl cellulose solution, a film forming aid and water-dispersible resin, wherein the water-dispersible resin comprises the de-ionized water, paraffin wax with the melting point of 70 DEG C, sodium dodecyl benzene sulfonate, polyoxyethylene nonyl phenyl ether, ammonium persulfate, 2-ethyl hexyl acrylate, methyl methacrylate and crylic acid. The exterior wall coating provided by the invention can be used as an outdoor decorative material for coating as well as can be used as the exterior wall of the building to coat. And the exterior wall coating has the beneficial effects of easiness in coating, good fixation effect, stable film formation, machine spraying feasibility and faster coating speed.
Description
Technical field
the invention belongs to technical field of coatings, especially relate to and be a kind ofly suitable for machine spraying and spraying rate is faster, the skin coating of coating better effects if.
Background technology
in order to architecture protection thing better, usually need outside the building wall coating coating.In prior art, conventional is adopt the mode of artificial brushing to carry out, and due to the continuous increase of cost of labor, therefore, artificial coating is very uneconomical.Although the existing coating being applicable to machine coating in prior art, it is expensive, coating rear surface is rough, and rate of drying is comparatively slow, and the speed of coating is also not ideal enough.
Summary of the invention
in order to solve the problem, the object of the invention is to disclose a kind of be suitable for machine coating, smooth, the rate of drying skin coating faster of coatingsurface; It adopts following technical scheme to realize.
a kind of skin coating, is characterized in that it includes titanium dioxide, pigment dispersing agent, tensio-active agent, ethylene glycol, defoamer, deionized water, the hydroxyethyl cellulose aqueous solution of 3% weight ratio, film coalescence aid, water dispersed resin, include in described water dispersed resin: deionized water, fusing point are paraffinic waxes, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate, ammonium persulphate, 2-ethylacrylic acid ester, methyl methacrylate, the vinylformic acid of 70 DEG C, described water dispersed resin prepares by the following method: in the reactor of stainless steel, add deionized water respectively successively, fusing point is the paraffinic waxes of 70 DEG C, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate and ammonium persulphate, seal up reactor, pass into nitrogen and make reactor internal pressure remain on 0.3-1.5bar, and be incubated when heating to 75-80 DEG C, use 2-ethylacrylic acid ester while stirring, methyl methacrylate and acrylic acid mixture carry out titration, titration time is 120 minutes to 150 minutes, insulation 30 minutes after titration completes, obtain multipolymer, multipolymer is cooled to 30 DEG C, adds ammoniacal liquor and regulate pH value to be 7.0-8.0, form water dispersed resin.
skin coating described above, is characterized in that described pigment dispersing agent is vinyl acetic monomer or acetone.
skin coating described above, is characterized in that described tensio-active agent is sodium lauryl sulphate or polyoxyethylene.
skin coating described above, is characterized in that described defoamer is ethanol.
skin coating described above, is characterized in that described film coalescence aid is butyl glycol ether.
skin coating described above, it is characterized in that by weight percentage, include in described water dispersed resin: deionized water 18.33%-25.00%, fusing point are paraffinic waxes 33.33%-40.00%, Sodium dodecylbenzene sulfonate 0.50%-1.00%, polyoxyethylene nonyl phenylate 1.17%-1.67%, ammonium persulphate 0.33%-0.67%, 2-ethylacrylic acid ester 14.17%-16.67%, methyl methacrylate 21.33%-25.00%, the vinylformic acid 0.33%-0.50% of 70 DEG C.
skin coating described above, it is characterized in that by weight percentage, include in described water dispersed resin: deionized water 20.0%, fusing point are paraffinic waxes 38.0%, Sodium dodecylbenzene sulfonate 0.6%, polyoxyethylene nonyl phenylate 1.4%, ammonium persulphate 0.4%, 2-ethylacrylic acid ester 15.2%, methyl methacrylate 24.0%, the vinylformic acid 0.4% of 70 DEG C.
skin coating described above, it is characterized in that by weight percentage, contain in described skin coating: titanium dioxide 18.77%-22.29%, pigment dispersing agent 0.75%-1.11%, tensio-active agent 0.25%-0.32%, ethylene glycol 3.75%-4.38%, defoamer 0.15%-0.24%, deionized water 9.0%-9.55%, the hydroxyethyl cellulose aqueous solution 2.5%-3.58% of 3% weight ratio, film coalescence aid 1.88%-2.79%, water dispersed resin 55.73%-62.56%.
further, skin coating described above, it is characterized in that by weight percentage, contain in described skin coating: hydroxyethyl cellulose aqueous solution 3.0%, film coalescence aid 2.5%, the water dispersed resin 60.0% of titanium dioxide 20.0%, pigment dispersing agent 1.0%, tensio-active agent 0.3%, ethylene glycol 4.0%, defoamer 0.2%, deionized water 9.0%, 3% weight ratio.
the present invention can apply as skin, also can carry out application as exterior decoration material; The present invention has easy coating, anchor effect is good, film forming is stable, the spraying of applicable machine and the beneficial effect such as coating speed is faster.
Embodiment
understand to make art personnel better and implement the present invention, existing for preferred embodiment elaborating.
embodiment 1
a kind of skin coating, is characterized in that it includes titanium dioxide, pigment dispersing agent, tensio-active agent, ethylene glycol, defoamer, deionized water, the hydroxyethyl cellulose aqueous solution of 3% weight ratio, film coalescence aid, water dispersed resin, include in described water dispersed resin: deionized water, fusing point are paraffinic waxes, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate, ammonium persulphate, 2-ethylacrylic acid ester, methyl methacrylate, the vinylformic acid of 70 DEG C, described water dispersed resin prepares by the following method: in the reactor of stainless steel, add deionized water respectively successively, fusing point is the paraffinic waxes of 70 DEG C, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate and ammonium persulphate, seal up reactor, pass into nitrogen and make reactor internal pressure remain on 0.8bar, and be incubated when heating to 78 DEG C, use 2-ethylacrylic acid ester while stirring, methyl methacrylate and acrylic acid mixture carry out titration, titration time is 140 minutes, insulation 30 minutes after titration completes, obtain multipolymer, multipolymer is cooled to 30 DEG C, adds ammoniacal liquor and regulate pH value to be 7.5, form water dispersed resin, described pigment dispersing agent is vinyl acetic monomer or acetone, described tensio-active agent is sodium lauryl sulphate or polyoxyethylene, described defoamer is ethanol, described film coalescence aid is butyl glycol ether, by weight, include in described water dispersed resin: deionized water 120 parts, fusing point is the paraffinic waxes 228 parts of 70 DEG C, Sodium dodecylbenzene sulfonate 3.6 parts, polyoxyethylene nonyl phenylate 8.4 parts, ammonium persulphate 2.4 parts, 2-ethylacrylic acid is ester 91.2 parts, methyl methacrylate 144 parts, 2.4 parts, vinylformic acid, be folded to weight percent, include in described water dispersed resin: deionized water 20.0%, fusing point is the paraffinic waxes 38.0% of 70 DEG C, Sodium dodecylbenzene sulfonate 0.6%, polyoxyethylene nonyl phenylate 1.4%, ammonium persulphate 0.4%, 2-ethylacrylic acid is ester 15.2%, methyl methacrylate 24.0%, vinylformic acid 0.4%, by weight, contain in described skin coating: titanium dioxide 200 parts, pigment dispersing agent 10 parts, 3 parts, tensio-active agent, ethylene glycol 40 parts, defoamer 2 parts, deionized water 90 parts, the hydroxyethyl cellulose aqueous solution 30 parts of 3% weight ratio, film coalescence aid 25 parts, water dispersed resin 600 parts, be folded to weight percent meter, contain in described skin coating: hydroxyethyl cellulose aqueous solution 3.0%, film coalescence aid 2.5%, the water dispersed resin 60.0% of titanium dioxide 20.0%, pigment dispersing agent 1.0%, tensio-active agent 0.3%, ethylene glycol 4.0%, defoamer 0.2%, deionized water 9.0%, 3% weight ratio.
embodiment 2
a kind of skin coating, is characterized in that it includes titanium dioxide, pigment dispersing agent, tensio-active agent, ethylene glycol, defoamer, deionized water, the hydroxyethyl cellulose aqueous solution of 3% weight ratio, film coalescence aid, water dispersed resin, include in described water dispersed resin: deionized water, fusing point are paraffinic waxes, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate, ammonium persulphate, 2-ethylacrylic acid ester, methyl methacrylate, the vinylformic acid of 70 DEG C, described water dispersed resin prepares by the following method: in the reactor of stainless steel, add deionized water respectively successively, fusing point is the paraffinic waxes of 70 DEG C, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate and ammonium persulphate, seal up reactor, pass into nitrogen and make reactor internal pressure remain on 0.3bar, and be incubated when heating to 75 DEG C, use 2-ethylacrylic acid ester while stirring, methyl methacrylate and acrylic acid mixture carry out titration, titration time is 120 minutes, insulation 30 minutes after titration completes, obtain multipolymer, multipolymer is cooled to 30 DEG C, adds ammoniacal liquor and regulate pH value to be 7.0, form water dispersed resin, described pigment dispersing agent is vinyl acetic monomer or acetone, described tensio-active agent is sodium lauryl sulphate or polyoxyethylene, described defoamer is ethanol, described film coalescence aid is butyl glycol ether, by weight, include in described water dispersed resin: deionized water 110 parts, fusing point is the paraffinic waxes 240 parts of 70 DEG C, Sodium dodecylbenzene sulfonate 6 parts, polyoxyethylene nonyl phenylate 10 parts, ammonium persulphate 4 parts, 2-ethylacrylic acid is ester 100 parts, methyl methacrylate 128 parts, 2 parts, vinylformic acid, be folded to weight percent, include in described water dispersed resin: deionized water 18.33%, fusing point is the paraffinic waxes 40.00% of 70 DEG C, Sodium dodecylbenzene sulfonate 1.00%, polyoxyethylene nonyl phenylate 1.67%, ammonium persulphate 0.67%, 2-ethylacrylic acid is ester 16.67%, methyl methacrylate 21.33%, vinylformic acid 0.33%, by weight, contain in described skin coating: titanium dioxide 150 parts, pigment dispersing agent 6 parts, 2 parts, tensio-active agent, ethylene glycol 30 parts, defoamer 1.2 parts, deionized water 75 parts, the hydroxyethyl cellulose aqueous solution 20 parts of 3% weight ratio, film coalescence aid 15 parts, water dispersed resin 500 parts, be folded to weight percent meter, contain in described skin coating: hydroxyethyl cellulose aqueous solution 2.5%, film coalescence aid 1.88%, the water dispersed resin 62.56% of titanium dioxide 18.77%, pigment dispersing agent 0.75%, tensio-active agent 0.25%, ethylene glycol 3.75%, defoamer 0.15%, deionized water 9.38%, 3% weight ratio.
embodiment 3
a kind of skin coating, is characterized in that it includes titanium dioxide, pigment dispersing agent, tensio-active agent, ethylene glycol, defoamer, deionized water, the hydroxyethyl cellulose aqueous solution of 3% weight ratio, film coalescence aid, water dispersed resin, include in described water dispersed resin: deionized water, fusing point are paraffinic waxes, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate, ammonium persulphate, 2-ethylacrylic acid ester, methyl methacrylate, the vinylformic acid of 70 DEG C, described water dispersed resin prepares by the following method: in the reactor of stainless steel, add deionized water respectively successively, fusing point is the paraffinic waxes of 70 DEG C, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate and ammonium persulphate, seal up reactor, pass into nitrogen and make reactor internal pressure remain on 1.5bar, and be incubated when heating to 80 DEG C, use 2-ethylacrylic acid ester while stirring, methyl methacrylate and acrylic acid mixture carry out titration, titration time is 150 minutes, insulation 30 minutes after titration completes, obtain multipolymer, multipolymer is cooled to 30 DEG C, adds ammoniacal liquor and regulate pH value to be 8.0, form water dispersed resin, described pigment dispersing agent is vinyl acetic monomer or acetone, described tensio-active agent is sodium lauryl sulphate or polyoxyethylene, described defoamer is ethanol, described film coalescence aid is butyl glycol ether, by weight, include in described water dispersed resin: deionized water 150 parts, fusing point is the paraffinic waxes 200 parts of 70 DEG C, Sodium dodecylbenzene sulfonate 3 parts, polyoxyethylene nonyl phenylate 7 parts, ammonium persulphate 2 parts, 2-ethylacrylic acid is ester 85 parts, methyl methacrylate 150 parts, 3 parts, vinylformic acid, be folded to weight percent, include in described water dispersed resin: deionized water 25.00%, fusing point is the paraffinic waxes 33.33% of 70 DEG C, Sodium dodecylbenzene sulfonate 0.50%, polyoxyethylene nonyl phenylate 1.17%, ammonium persulphate 0.33%, 2-ethylacrylic acid is ester 14.17%, methyl methacrylate 25.00%, vinylformic acid 0.50%, by weight, contain in described skin coating: titanium dioxide 280 parts, pigment dispersing agent 14 parts, 4 parts, tensio-active agent, ethylene glycol 55 parts, defoamer 3 parts, deionized water 120 parts, the hydroxyethyl cellulose aqueous solution 45 parts of 3% weight ratio, film coalescence aid 35 parts, water dispersed resin 700 parts, be folded to weight percent meter, contain in described skin coating: hydroxyethyl cellulose aqueous solution 3.58%, film coalescence aid 2.79%, the water dispersed resin 55.73% of titanium dioxide 22.29%, pigment dispersing agent 1.11%, tensio-active agent 0.32%, ethylene glycol 4.38%, defoamer 0.24%, deionized water 9.55%, 3% weight ratio.
test of many times through applicant finds, employing following methods and the coating comprising following content can be used in skin, and can reach object of the present invention.
a kind of skin coating, is characterized in that it includes titanium dioxide, pigment dispersing agent, tensio-active agent, ethylene glycol, defoamer, deionized water, the hydroxyethyl cellulose aqueous solution of 3% weight ratio, film coalescence aid, water dispersed resin, include in described water dispersed resin: deionized water, fusing point are paraffinic waxes, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate, ammonium persulphate, 2-ethylacrylic acid ester, methyl methacrylate, the vinylformic acid of 70 DEG C, described water dispersed resin prepares by the following method: in the reactor of stainless steel, add deionized water respectively successively, fusing point is the paraffinic waxes of 70 DEG C, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate and ammonium persulphate, seal up reactor, pass into nitrogen and make reactor internal pressure remain on 0.3-1.5bar, and be incubated when heating to 75-80 DEG C, use 2-ethylacrylic acid ester while stirring, methyl methacrylate and acrylic acid mixture carry out titration, titration time is 120 minutes to 150 minutes, insulation 30 minutes after titration completes, obtain multipolymer, multipolymer is cooled to 30 DEG C, adds ammoniacal liquor and regulate pH value to be 7.0-8.0, form water dispersed resin, described pigment dispersing agent is vinyl acetic monomer or acetone, described tensio-active agent is sodium lauryl sulphate or polyoxyethylene, described defoamer is ethanol, described film coalescence aid is butyl glycol ether, by weight percentage, include in described water dispersed resin: deionized water 18.33%-25.00%, fusing point are paraffinic waxes 33.33%-40.00%, Sodium dodecylbenzene sulfonate 0.50%-1.00%, polyoxyethylene nonyl phenylate 1.17%-1.67%, ammonium persulphate 0.33%-0.67%, 2-ethylacrylic acid ester 14.17%-16.67%, methyl methacrylate 21.33%-25.00%, the vinylformic acid 0.33%-0.50% of 70 DEG C, by weight percentage, contain in described skin coating: titanium dioxide 18.77%-22.29%, pigment dispersing agent 0.75%-1.11%, tensio-active agent 0.25%-0.32%, ethylene glycol 3.75%-4.38%, defoamer 0.15%-0.24%, deionized water 9.0%-9.55%, the hydroxyethyl cellulose aqueous solution 2.5%-3.58% of 3% weight ratio, film coalescence aid 1.88%-2.79%, water dispersed resin 55.73%-62.56%.
in the present invention, fusing point is that the paraffinic waxes of 70 DEG C can commercially, and 58#-62# paraffin that Fushun Yu Pengla industry company limited produces and other paraffin all can reach above-mentioned requirements.
in the present invention, 2-ethylacrylic acid ester can also be 2-ethyl acrylate.
the present invention can apply as skin, also can carry out application as exterior decoration material; The present invention has the beneficial effects such as easy coating, anchor effect is good, film forming is stable.
the present invention have passed the following simultaneous test of carrying out with skin coating of the prior art, and test-results shows, index of the present invention is apparently higher than prior art, and coating speed is faster, is not only suitable for artificial coating, is also suitable for machine spraying.
| Sequence number | Interventions Requested | Technical requirements | Prior art assay | The application's assay |
| 1 | Condition in container | Without lump, in uniform state after stirring | Meet the requirements | Meet the requirements |
| 2 | Application property | Brush two roads accessible | Meet the requirements | Meet the requirements |
| 3 | Low-temperature stability (-20 DEG C) | Within 10 days, never degenerate | 21st day starts to go bad | Within 60 days, do not go bad |
| 4 | 25 DEG C of set times | ≤144h | 30—48h | 16—24h |
| 5 | Appearance of film | Normally | Meet the requirements | Smooth, smooth, meet the requirements |
| 6 | Water-fastness | 96h is without exception | Meet the requirements | Meet the requirements |
| 7 | Acid resistance | 48h is without exception | Meet the requirements | Meet the requirements |
| 8 | Abrasion resistance (secondary) | ≥500 | ≥800 | ≥1600 |
| 9 | Midew proof | During humidity 40%, continuous 60 days without mildew | Without mildew | Without mildew |
| 10 | Sprayability | Commercial coating spraying machine spraying can be used, and flow >=50 liter/min | Can not spray | Available, flow >=100 liter/min |
the present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (8)
1. a skin coating, is characterized in that it is made up of titanium dioxide, pigment dispersing agent, tensio-active agent, ethylene glycol, defoamer, deionized water, the hydroxyethyl cellulose aqueous solution of 3% weight ratio, film coalescence aid, water dispersed resin, described water dispersed resin by: deionized water, fusing point are paraffinic waxes, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate, the ammonium persulphate of 70 DEG C, ester or 2-ethyl acrylate, methyl methacrylate, vinylformic acid and ammoniacal liquor are formed 2-ethylacrylic acid, described water dispersed resin prepares by the following method: in the reactor of stainless steel, add deionized water respectively successively, fusing point is the paraffinic waxes of 70 DEG C, Sodium dodecylbenzene sulfonate, polyoxyethylene nonyl phenylate and ammonium persulphate, seal up reactor, pass into nitrogen and make reactor internal pressure remain on 0.3-1.5bar, and be incubated when heating to 75-80 DEG C, use 2-ethylacrylic acid ester or 2-ethyl acrylate while stirring, methyl methacrylate and acrylic acid mixture carry out titration, titration time is 120 minutes to 150 minutes, insulation 30 minutes after titration completes, obtain multipolymer, multipolymer is cooled to 30 DEG C, adds ammoniacal liquor and regulate pH value to be 7.0-8.0, form water dispersed resin.
2. skin coating according to claim 1, is characterized in that described pigment dispersing agent is vinyl acetic monomer or acetone.
3. skin coating according to claim 1, is characterized in that described tensio-active agent is sodium lauryl sulphate or polyoxyethylene.
4. skin coating according to claim 1, is characterized in that described defoamer is ethanol.
5. skin coating according to claim 1, is characterized in that described film coalescence aid is butyl glycol ether.
6. according to claim 1 to any one skin coating according to claim 5, it is characterized in that by weight percentage, include in described water dispersed resin: deionized water 18.33%-25.00%, fusing point is the paraffinic waxes 33.33%-40.00% of 70 DEG C, Sodium dodecylbenzene sulfonate 0.50%-1.00%, polyoxyethylene nonyl phenylate 1.17%-1.67%, ammonium persulphate 0.33%-0.67%, 2-ethylacrylic acid is ester or 2-ethyl acrylate 14.17%-16.67%, methyl methacrylate 21.33%-25.00%, vinylformic acid 0.33%-0.50%.
7. according to claim 1 to any one skin coating according to claim 5, it is characterized in that by weight percentage, include in described water dispersed resin: deionized water 20.0%, fusing point are paraffinic waxes 38.0%, Sodium dodecylbenzene sulfonate 0.6%, polyoxyethylene nonyl phenylate 1.4%, ammonium persulphate 0.4%, 2-ethylacrylic acid ester or 2-ethyl acrylate 15.2%, methyl methacrylate 24.0%, the vinylformic acid 0.4% of 70 DEG C.
8. according to claim 1 to any one skin coating according to claim 5, it is characterized in that by weight percentage, contain in described skin coating: titanium dioxide 18.77%-22.29%, pigment dispersing agent 0.75%-1.11%, tensio-active agent 0.25%-0.32%, ethylene glycol 3.75%-4.38%, defoamer 0.15%-0.24%, deionized water 9.0%-9.55%, the hydroxyethyl cellulose aqueous solution 2.5%-3.58% of 3% weight ratio, film coalescence aid 1.88%-2.79%, water dispersed resin 55.73%-62.56%; The per-cent summation of composition material is 100%.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410722163.0A CN104356840B (en) | 2013-02-07 | 2013-02-07 | Coating for exterior walls of buildings |
| CN201410825907.1A CN104449176B (en) | 2013-02-07 | 2013-02-07 | A kind of skin coating |
| CN201310049152.6A CN103059683B (en) | 2013-02-07 | 2013-02-07 | Exterior wall coating for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310049152.6A CN103059683B (en) | 2013-02-07 | 2013-02-07 | Exterior wall coating for building |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410722163.0A Division CN104356840B (en) | 2013-02-07 | 2013-02-07 | Coating for exterior walls of buildings |
| CN201410825907.1A Division CN104449176B (en) | 2013-02-07 | 2013-02-07 | A kind of skin coating |
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| CN103059683B true CN103059683B (en) | 2015-03-18 |
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| JP2003213208A (en) * | 2002-01-28 | 2003-07-30 | Takenaka Komuten Co Ltd | Method for forming pollution-resistant coated film and coating material composition |
| CN101148552A (en) * | 2007-07-18 | 2008-03-26 | 紫荆花制漆（成都）有限公司 | Micro VOC anion environmental protection inner wall paint |
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