CN104610867B - A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint - Google Patents
A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint Download PDFInfo
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- CN104610867B CN104610867B CN201510098620.8A CN201510098620A CN104610867B CN 104610867 B CN104610867 B CN 104610867B CN 201510098620 A CN201510098620 A CN 201510098620A CN 104610867 B CN104610867 B CN 104610867B
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- fluoridation
- titanium oxide
- nano titanium
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- polyacrylate
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- 238000004334 fluoridation Methods 0.000 title claims abstract description 25
- 229920000058 polyacrylate Polymers 0.000 title claims abstract description 25
- 239000003973 paint Substances 0.000 title claims abstract description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 23
- -1 polypropylene Polymers 0.000 claims abstract description 23
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 22
- 239000002253 acid Substances 0.000 claims abstract description 19
- 239000013530 defoamer Substances 0.000 claims abstract description 19
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000126 substance Substances 0.000 claims abstract description 16
- 150000002148 esters Chemical class 0.000 claims abstract description 15
- 239000004743 Polypropylene Substances 0.000 claims abstract description 14
- 229920001155 polypropylene Polymers 0.000 claims abstract description 14
- 239000000839 emulsion Substances 0.000 claims abstract description 11
- 125000000129 anionic group Chemical group 0.000 claims abstract description 9
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 6
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims abstract description 6
- ULUAUXLGCMPNKK-UHFFFAOYSA-N Sulfobutanedioic acid Chemical class OC(=O)CC(C(O)=O)S(O)(=O)=O ULUAUXLGCMPNKK-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012972 dimethylethanolamine Substances 0.000 claims abstract description 6
- 239000006185 dispersion Substances 0.000 claims description 23
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 5
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 abstract description 22
- 238000000576 coating method Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004140 cleaning Methods 0.000 abstract description 9
- 239000003795 chemical substances by application Substances 0.000 abstract description 7
- 238000011109 contamination Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000004581 coalescence Methods 0.000 abstract 1
- 239000002131 composite material Substances 0.000 description 7
- 238000005054 agglomeration Methods 0.000 description 6
- 230000002776 aggregation Effects 0.000 description 6
- 239000004408 titanium dioxide Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000005012 migration Effects 0.000 description 4
- 238000013508 migration Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint, containing following component: fluoridation aquosity polyurethane-polyacrylate emulsion, nano titanium oxide dispersion, film coalescence aid, auxiliary rheological agents and water, wherein component contained by nano titanium oxide dispersion is: high hydroxyl height carboxylated polypropylene acid esters, DMEA, sulfosuccinates, anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt, nano titanium oxide, Virahol, defoamer and water.The present invention has the following advantages compared to existing technology: low surface energy, water tolerance, oil-proofness, oilness, thermotolerance, chemical-resistant and contamination resistance, super-hydrophilic coating can be formed at coatingsurface, and film inside has hydrophobicity and water tolerance, thus coating is made to have self-cleaning, high durable effect by force.
Description
Technical field
The present invention relates to paint field, in particular a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint.
Background technology
In fluorochemicals, the bond energy of the C-F key formed between fluorine atom and carbon atom electronic cloud that is large, fluorine atom is very strong to the shielding effect of C-C key.Fluorochemicals has excellent low surface energy, water tolerance, oil-proofness, oilness, thermotolerance, chemical-resistant and contamination resistance thus.Therefore, the introducing of fluorine significantly can improve the surface property of film, thus improves the quality of coating largely.Fluorinated polyurethane-polyacrylic ester (FPUA) emulsion has been endowed again unique water tolerance, oil-proofness and contamination resistance on the basis of the performance of himself excellence, has become the development representative of PUA emulsion of new generation.
Nano titanium oxide has chemical stability, thermostability, Superhydrophilic, resistance to migration.After composite with FPUA, surface super hydrophilic coating can be formed, and film inside has hydrophobicity and water tolerance, thus make coating have self-cleaning, high durable effect by force.
Summary of the invention
The invention provides a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint.
The present invention is achieved by the following technical solutions: a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint, and it is characterized in that, the mass percentage of contained component and each component is as follows:
Water surplus,
The mass percent concentration of fluoridation aquosity polyurethane-polyacrylate emulsion is 48%,
The mass percentage of component contained by nano titanium oxide dispersion and each component is as follows:
Water surplus,
The hydroxyl value of high hydroxyl height carboxylated polypropylene acid esters is 90-110mgKOH/g, and acid number is 80-120mg.
As further improvement of these options, nano titanium oxide dispersion prepares by the following method:
The aqueous solution is made by soluble in water for high hydroxyl height carboxylated polypropylene acid esters, the DMEA, sulfosuccinates, defoamer, anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt, nano titanium oxide and the Virahol that weigh up in advance is added, with obtained nano titanium oxide dispersion after excellent pin-type sand mill grinding after dispersion in this aqueous solution.
As further improvement of these options, equipment inner chamber and the rod pin of excellent pin-type sand mill are zirconia ceramics, and the grinding medium of use is particle diameter 1-2mm zirconium oxide bead.
As further improvement of these options, the peaceful defoamer Dehydran1293 of section selected by defoamer.
The present invention has the following advantages compared to existing technology: low surface energy, water tolerance, oil-proofness, oilness, thermotolerance, chemical-resistant and contamination resistance, super-hydrophilic coating can be formed at coatingsurface, and film inside has hydrophobicity and water tolerance, thus coating is made to have self-cleaning, high durable effect by force.
Embodiment
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint, the mass percentage of contained component and each component is as follows:
Water surplus,
The mass percent concentration of fluoridation aquosity polyurethane-polyacrylate emulsion is 48%, and fluoridation aquosity polyurethane-polyacrylate has excellent low surface energy, water tolerance, oil-proofness, oilness, thermotolerance, chemical-resistant and contamination resistance.Therefore, it is possible to significantly improve the surface property of film, thus improve the quality of coating largely.After nano titanium oxide is composite with FPUA, surface super hydrophilic coating can be formed, and film inside has hydrophobicity and water tolerance, thus make coating have self-cleaning, high durable effect by force.Have can be high compared with the fluoridation aquosity polyurethane-polyacrylate emulsion of low surface energy and resistance to migration nano titanium oxide composite after, titanium dioxide nanoparticle can be made to be enriched in the coatingsurface of formation, form ultra-hydrophilic surface, the stability of ultra-hydrophilic surface can also be ensured; Meanwhile, ensure that the inside of coating has enough hydrophobic and water tolerance, while making coating have self-cleaning function, also there is the advantage of high-durability.
The mass percentage of component contained by nano titanium oxide dispersion and each component is as follows:
Water surplus,
The hydroxyl value of high hydroxyl height carboxylated polypropylene acid esters is 90-110mgKOH/g, and acid number is 80-120mg.The hydroxyl of high-content and carboxyl functional group are while guarantee wetting ability and consistency, also the stability of solution can be ensured, maintain the compatible stability of various composition in dispersion liquid, prevent the nano titanium oxide after disperseing from occurring agglomeration simultaneously, ensure the lasting stability of nano titanium oxide dispersion.Anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt has synergy to the dispersion that high hydroxyl height carboxylated polypropylene acid esters maintains titanium dioxide, has certain synergism.
Nano titanium oxide dispersion prepares by the following method:
The aqueous solution is made by soluble in water for high hydroxyl height carboxylated polypropylene acid esters, the DMEA, sulfosuccinates, defoamer, anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt, nano titanium oxide and the Virahol that weigh up in advance is added, with obtained nano titanium oxide dispersion after excellent pin-type sand mill grinding after dispersion in this aqueous solution.The dispersing method of common nano titanium oxide stirs directly dispersion by dispersion agent, but the dispersion properties extremely unstable obtained after dispersion, and often there is agglomeration, affect result of use, by grinding and the use of matching surface promoting agent, defoamer etc., stable in properties can be formed, the nano titanium oxide dispersion that transparency is high, make finishing paint material stable in properties, result of use is excellent.
Equipment inner chamber and the rod pin of rod pin-type sand mill are zirconia ceramics, and the grinding medium of use is particle diameter 1-2mm zirconium oxide bead.
The peaceful defoamer Dehydran1293 of section selected by defoamer.It not only has excellent pressing down and steeps effect, also has very excellent consistency, ensure that the stable of the system of finishing paint.
Embodiment 2
A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint, the mass percentage of contained component and each component is as follows:
Water surplus,
The mass percent concentration of fluoridation aquosity polyurethane-polyacrylate emulsion is 48%, and fluoridation aquosity polyurethane-polyacrylate has excellent low surface energy, water tolerance, oil-proofness, oilness, thermotolerance, chemical-resistant and contamination resistance.Therefore, it is possible to significantly improve the surface property of film, thus improve the quality of coating largely.After nano titanium oxide is composite with FPUA, surface super hydrophilic coating can be formed, and film inside has hydrophobicity and water tolerance, thus make coating have self-cleaning, high durable effect by force.Have can be high compared with the fluoridation aquosity polyurethane-polyacrylate emulsion of low surface energy and resistance to migration nano titanium oxide composite after, titanium dioxide nanoparticle can be made to be enriched in the coatingsurface of formation, form ultra-hydrophilic surface, the stability of ultra-hydrophilic surface can also be ensured; Meanwhile, ensure that the inside of coating has enough hydrophobic and water tolerance, while making coating have self-cleaning function, also there is the advantage of high-durability.
The mass percentage of component contained by nano titanium oxide dispersion and each component is as follows:
Water surplus,
The hydroxyl value of high hydroxyl height carboxylated polypropylene acid esters is 90-110mgKOH/g, and acid number is 80-120mg.The hydroxyl of high-content and carboxyl functional group are while guarantee wetting ability and consistency, also the stability of solution can be ensured, maintain the compatible stability of various composition in dispersion liquid, prevent the nano titanium oxide after disperseing from occurring agglomeration simultaneously, ensure the lasting stability of nano titanium oxide dispersion.Anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt has synergy to the dispersion that high hydroxyl height carboxylated polypropylene acid esters maintains titanium dioxide, has certain synergism.
Nano titanium oxide dispersion prepares by the following method:
The aqueous solution is made by soluble in water for high hydroxyl height carboxylated polypropylene acid esters, the DMEA, sulfosuccinates, defoamer, anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt, nano titanium oxide and the Virahol that weigh up in advance is added, with obtained nano titanium oxide dispersion after excellent pin-type sand mill grinding after dispersion in this aqueous solution.The dispersing method of common nano titanium oxide stirs directly dispersion by dispersion agent, but the dispersion properties extremely unstable obtained after dispersion, and often there is agglomeration, affect result of use, by grinding and the use of matching surface promoting agent, defoamer etc., stable in properties can be formed, the nano titanium oxide dispersion that transparency is high, make finishing paint material stable in properties, result of use is excellent.
Equipment inner chamber and the rod pin of rod pin-type sand mill are zirconia ceramics, and the grinding medium of use is particle diameter 1-2mm zirconium oxide bead.
The peaceful defoamer Dehydran1293 of section selected by defoamer.It not only has excellent pressing down and steeps effect, also has very excellent consistency, ensure that the stable of the system of finishing paint.
Embodiment 3
A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint, the mass percentage of contained component and each component is as follows:
Water surplus,
The mass percent concentration of fluoridation aquosity polyurethane-polyacrylate emulsion is 48%, and fluoridation aquosity polyurethane-polyacrylate has excellent low surface energy, water tolerance, oil-proofness, oilness, thermotolerance, chemical-resistant and contamination resistance.Therefore, it is possible to significantly improve the surface property of film, thus improve the quality of coating largely.After nano titanium oxide is composite with FPUA, surface super hydrophilic coating can be formed, and film inside has hydrophobicity and water tolerance, thus make coating have self-cleaning, high durable effect by force.Have can be high compared with the fluoridation aquosity polyurethane-polyacrylate emulsion of low surface energy and resistance to migration nano titanium oxide composite after, titanium dioxide nanoparticle can be made to be enriched in the coatingsurface of formation, form ultra-hydrophilic surface, the stability of ultra-hydrophilic surface can also be ensured; Meanwhile, ensure that the inside of coating has enough hydrophobic and water tolerance, while making coating have self-cleaning function, also there is the advantage of high-durability.
The mass percentage of component contained by nano titanium oxide dispersion and each component is as follows:
Water surplus,
The hydroxyl value of high hydroxyl height carboxylated polypropylene acid esters is 90-110mgKOH/g, and acid number is 80-120mg.The hydroxyl of high-content and carboxyl functional group are while guarantee wetting ability and consistency, also the stability of solution can be ensured, maintain the compatible stability of various composition in dispersion liquid, prevent the nano titanium oxide after disperseing from occurring agglomeration simultaneously, ensure the lasting stability of nano titanium oxide dispersion.Anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt has synergy to the dispersion that high hydroxyl height carboxylated polypropylene acid esters maintains titanium dioxide, has certain synergism.
Nano titanium oxide dispersion prepares by the following method:
The aqueous solution is made by soluble in water for high hydroxyl height carboxylated polypropylene acid esters, the DMEA, sulfosuccinates, defoamer, anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt, nano titanium oxide and the Virahol that weigh up in advance is added, with obtained nano titanium oxide dispersion after excellent pin-type sand mill grinding after dispersion in this aqueous solution.The dispersing method of common nano titanium oxide stirs directly dispersion by dispersion agent, but the dispersion properties extremely unstable obtained after dispersion, and often there is agglomeration, affect result of use, by grinding and the use of matching surface promoting agent, defoamer etc., stable in properties can be formed, the nano titanium oxide dispersion that transparency is high, make finishing paint material stable in properties, result of use is excellent.
Equipment inner chamber and the rod pin of rod pin-type sand mill are zirconia ceramics, and the grinding medium of use is particle diameter 1-2mm zirconium oxide bead.
The peaceful defoamer Dehydran1293 of section selected by defoamer.It not only has excellent pressing down and steeps effect, also has very excellent consistency, ensure that the stable of the system of finishing paint.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint, is characterized in that, the mass percentage of contained component and each component is as follows:
The mass percent concentration of described fluoridation aquosity polyurethane-polyacrylate emulsion is 48%,
Contained by described nano titanium oxide dispersion, the mass percentage of component and each component is as follows:
The hydroxyl value of described high hydroxyl height carboxylated polypropylene acid esters is 90-110mgKOH/g, and acid number is 80-120mg.
2. a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint as described in claim 1, is characterized in that: described nano titanium oxide dispersion prepares by the following method:
The aqueous solution is made by soluble in water for high hydroxyl height carboxylated polypropylene acid esters, the DMEA, sulfosuccinates, defoamer, anionic and nonionic polyfunctionality polymkeric substance alkoxyl group ammonium salt, nano titanium oxide and the Virahol that weigh up in advance is added, with obtained nano titanium oxide dispersion after excellent pin-type sand mill grinding after dispersion in this aqueous solution.
3. a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint as described in claim 2, is characterized in that: equipment inner chamber and the rod pin of described excellent pin-type sand mill are zirconia ceramics, and the grinding medium of use is particle diameter 1-2mm zirconium oxide bead.
4. a kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint as described in claim 3, is characterized in that: the peaceful defoamer Dehydran1293 of section selected by described defoamer.
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CN101220192B (en) * | 2007-09-30 | 2010-06-09 | 安徽大学 | Synthesis of fluoridation aquosity polyurethane-polyacrylate composite emulsion |
CN103409028B (en) * | 2013-07-29 | 2017-11-17 | 复旦大学 | A kind of photocatalytic type self-repairing super-hydrophobic coating and preparation method thereof |
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