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 PDF

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Publication number
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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Prior art keywords
fluoridation
titanium oxide
nano titanium
self
polyacrylate
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Expired - Fee Related
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CN201510098620.8A
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Chinese (zh)
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CN104610867A (en
Inventor
叶聪
杨建军
谢万如
林劲松
周具龙
魏娟
尹星
朱乐乐
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ANHUI BENJIAMIN PAINT Co Ltd
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ANHUI BENJIAMIN PAINT Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D175/00Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • C09D7/62Additives non-macromolecular inorganic modified by treatment with other compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured 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

A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint
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.
CN201510098620.8A 2015-03-05 2015-03-05 A kind of self-clean type fluoridation aquosity polyurethane-polyacrylate finishing paint Expired - Fee Related CN104610867B (en)

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Publication number Priority date Publication date Assignee Title
CN109126891B (en) * 2018-07-09 2021-08-06 江汉大学 Preparation method of modified titanium dioxide doped polypyrrole nanocluster
MX2021012128A (en) * 2019-04-02 2021-11-03 Ppg Ind Ohio Inc Stain resistant coating composition.

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* Cited by examiner, † Cited by third party
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DE69326853T2 (en) * 1992-04-07 2000-06-15 Alcatel Sa Polyurethane acrylate polymer material for the coating of optical fibers or for ribbon cables made of optical fibers
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
CN104277638B (en) * 2014-10-29 2016-08-24 安徽朗凯奇建材有限公司 A kind of oil rub resistance antibiotic self-cleaning type water paint and preparation method thereof

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