CN104449228A - Photocatalytic decontaminable painting with high adhesive force - Google Patents
Photocatalytic decontaminable painting with high adhesive force Download PDFInfo
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- CN104449228A CN104449228A CN201410712196.7A CN201410712196A CN104449228A CN 104449228 A CN104449228 A CN 104449228A CN 201410712196 A CN201410712196 A CN 201410712196A CN 104449228 A CN104449228 A CN 104449228A
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- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- 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
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- 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
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a photocatalytic decontaminable painting with high adhesive force. The photocatalytic decontaminable painting is prepared from the raw materials in parts by weight: 57-60 parts of epoxy resins, 24-27 parts of double-component polyurethane, 25-28 parts of acrylic resins, 18-22 parts of mica materials loaded with Cu-TiO2, 6-9 parts of modified attapulgite, 5-7 parts of calcined kaolin, 4-6 parts of talcum powder, 1.3-1.8 parts of silane coupling agents KH-570, 0.5-0.8 part of hydrogenated castor oil, 1.5-1.8 parts of antifoaming agents, 2-2.3 parts of film-forming agents, 1-1.4 parts of smoothing agents, 0.05-0.1 part of mildew preventive, 52-55 parts of organic solvents, and 1.2-1.5 parts of pigments. The photocatalytic decontaminable painting with high adhesive force is high in adhesive force and has a good decontamination effect, and can meet the requirement of photocatalytic decontaminable painting on the market.
Description
Technical field
The present invention relates to technical field of coatings, particularly relate to a kind of high adhesive force photochemical catalysis decontamination coating.
Background technology
The development of modern industry is often along with a large amount of discharges of sewage, wherein organic pollutant impact is the most serious, conventional organic pollutant processing mode is physical adsorption and microbial decomposition, but, these methods drop into high, take effect slow and decomposing organic matter is not thorough.At present, photocatalysis Decomposition organic pollutant technology is ripe day by day, namely under illumination condition, by the katalysis decomposing organic pollutant of photocatalyst particularly titanium dioxide, this method cost is low, instant effect and decomposing organic pollutant is thorough, can degradable organic pollutant be low toxicity or nontoxic small molecules, reach the object of harmless treatment, so become a kind of novel pollution plot mode, method relatively more conventional at present titanium dioxide is prepared into light catalyzed coating be coated in metal base surface, then the metallic matrix being coated with light catalyzed coating is put into sewage, but, the specific surface area of titanium dioxide own is large, surface energy is large, easy reunion thus lose photocatalysis effect, therefore, how to overcome this problem, improve sticking power and the photocatalysis efficiency of coating simultaneously, become the important directions of research at present.
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of high adhesive force photochemical catalysis decontamination coating, sticking power is high, clean effect good, can meet the demand of market to photochemical catalysis decontamination coating.
A kind of high adhesive force photochemical catalysis decontamination coating that the present invention proposes, its raw material comprises by weight: epoxy resin 57-60 part, two component polyurethane 24-27 part, and acrylic resin 25-28 part, load has Cu-TiO
2mica material 18-22 part, attapulgite modified 6-9 part, calcined kaolin 5-7 part, talcum powder 4-6 part, Silane coupling reagent KH-570 1.3-1.8 part, hydrogenated castor oil 0.5-0.8 part, defoamer 1.5-1.8 part, film coalescence aid 2-2.3 part, advection agent 1-1.4 part, mould inhibitor 0.05-0.1 part, organic solvent 52-55 part, pigment 1.2-1.5 part.
Preferably, talcum powder and calcined kaolin are 600-800 order.
Preferably, organic solvent is mixed by the ratio of acetoneand ethyl acetate according to 2-5:1-2.
Preferably, the weight ratio of epoxy resin, two component polyurethane, acrylic resin is 58-59:25-26:26-27.
Preferably, its raw material comprises by weight: epoxy resin 58-59 part, two component polyurethane 25-26 part, and acrylic resin 26-27 part, load has Cu-TiO
2mica material 19-21 part, attapulgite modified 7-8 part, calcined kaolin 5.5-6 part, talcum powder 4.2-5.6 part, Silane coupling reagent KH-570 1.4-1.6 part, hydrogenated castor oil 0.6-0.7 part, defoamer 1.6-1.7 part, film coalescence aid 2.1-2.2 part, advection agent 1.2-1.3 part, mould inhibitor 0.06-0.08 part, organic solvent 53-54 part, pigment 1.3-1.4 part.
Preferably, load has Cu-TiO
2in the preparation process of mica material, added by tetrabutyl titanate in the reaction vessel containing dehydrated alcohol, then add copper nitrate solution, after stirring, ageing, suction filtration, oven dry obtain material A; Material A, mica powder, deionized water are mixed, add salpeter solution, then heat up, after insulation, ageing, washing, drying obtains load Cu-TiO
2mica material.
Preferably, load has Cu-TiO
2in the preparation process of mica material, by weight 8-10 part tetrabutyl titanate is added in the reaction vessel containing 12-14 part dehydrated alcohol by the speed of 1-1.5 part/min, adding 12-15 part massfraction is again the copper nitrate solution of 25-28wt%, ageing 2-4h after stirring, suction filtration, oven dry obtain material A; Material A, 20-23 part mica powder and 120-150 part deionized water are mixed, then add the salpeter solution that massfraction is 63-66wt%, regulate pH value to 4-5, be warming up to 75-80 DEG C, after insulation 12-16h, ageing, washing, drying obtains load Cu-TiO
2mica material.
Preferably, load has Cu-TiO
2in the preparation process of mica material, by weight 8.5-9 part tetrabutyl titanate is added in the reaction vessel containing 12.5-13 part dehydrated alcohol by the speed of 1.2-1.4 part/min, adding 13-14 part massfraction is again the copper nitrate solution of 26-27wt%, ageing 2.5-3h after stirring, suction filtration, oven dry obtain material A; Material A, 21-22 part mica powder and 130-140 part deionized water are mixed, add the salpeter solution that massfraction is 64-65wt% again, regulate pH value to 4.5-4.8, be warming up to 76-78 DEG C, after insulation 13-15h, ageing, washing, drying obtains load Cu-TiO
2mica material.
The present invention adopts epoxy resin, two component polyurethane and acrylic resin as filmogen, the present invention is made to possess good sticking power, levelling property and curing speed faster, simultaneously, also make the present invention have good space structure to hold photocatalyst, thus substantially increase soil removability of the present invention, the load added has Cu-TiO
2mica material, modified attapulgite, calcined kaolin, talcum powder then substantially increases intensity of the present invention, in addition, load has the mica material of copper-titanium dioxide to be a kind of novel antifouling material be carried on by copper-titanium dioxide compound in mica, solve the simple titanium dioxide that uses as in the process of photocatalyst, because titanium dioxide specific surface area is large, reunite between the titania molecule that surface energy causes greatly, thus lose the problem of photocatalysis performance, and cupric ion is separately as the instability problem of stain remover, in preparation process, by cupric ion and titanium dioxide with Van der Waals force compound, drastically increase degradable organic pollutant of the present invention, the ability of microbial contamination, and cupric ion can initiatively absorb polluted matter, strengthen detersive efficiency of the present invention, simultaneously, cupric ion and titanium dioxide compound, the present invention is possessed stable, efficient catalysis, soil removability, and copper-titanium dioxide compound is carried in mica, drastically increase stability of the present invention, expand the contact area of the present invention and pollutent, improve catalytic efficiency, and mica good hydrophilic property, with low cost, can while fully holding copper-titanium dioxide compound, reduce cost of the present invention, the interpolation of Silane coupling reagent KH-570, make on the one hand above-mentioned interpolation be loaded with Cu-TiO2 mica material, modified attapulgite, calcined kaolin, talcum powder be evenly dispersed in filmogen of the present invention, on the other hand, one end of Silane coupling reagent KH-570 can with the hydroxyl reaction applying metal base surface of the present invention, the other end can react with the epoxy group(ing) in epoxy resin, thus form firmly covalent linkage between coating metal base surface of the present invention and the present invention, thus substantially increase sticking power of the present invention.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
A kind of high adhesive force photochemical catalysis decontamination coating that the present invention proposes, its raw material comprises by weight: epoxy resin 60 parts, two component polyurethane 24 parts, and acrylic resin 28 parts, load has Cu-TiO
2mica material 18 parts, attapulgite modified 9 parts, 600 order calcined kaolins 5 parts, 600 order talcum powder 6 parts, Silane coupling reagent KH-570 1.3 parts, hydrogenated castor oil 0.8 part, defoamer 1.5 parts, film coalescence aid 2.3 parts, advection agent 1 part, mould inhibitor 0.1 part, organic solvent 52 parts, pigment 1.5 parts, wherein organic solvent is mixed by the ratio of acetoneand ethyl acetate according to 5:1.
Load has Cu-TiO
2in the preparation process of mica material, by weight 9 parts of tetrabutyl titanates are added in the reaction vessel containing 13 parts of dehydrated alcohols by the speed of 1.2 parts/min, adding 13 parts of massfractions is again the copper nitrate solution of 27wt%, ageing 2.5h after stirring, and suction filtration, oven dry obtain material A; Material A, 22 parts of mica powders and 130 parts of deionized waters are mixed, then add the salpeter solution that massfraction is 65wt%, regulate pH value to 4.5, be warming up to 78 DEG C, after insulation 13h, ageing, washing, drying obtains load Cu-TiO
2mica material.
Embodiment 2
A kind of high adhesive force photochemical catalysis decontamination coating that the present invention proposes, its raw material comprises by weight: epoxy resin 57 parts, two component polyurethane 27 parts, and acrylic resin 25 parts, load has Cu-TiO
2mica material 22 parts, attapulgite modified 6 parts, 800 order calcined kaolins 7 parts, 800 order talcum powder 4 parts, Silane coupling reagent KH-570 1.8 parts, hydrogenated castor oil 0.5 part, defoamer 1.8 parts, film coalescence aid 2 parts, advection agent 1.4 parts, mould inhibitor 0.05 part, organic solvent 55 parts, pigment 1.2 parts, wherein organic solvent is mixed by the ratio of acetoneand ethyl acetate according to 2:2.
Load has Cu-TiO
2in the preparation process of mica material, by weight 8.5 parts of tetrabutyl titanates are added in the reaction vessel containing 12.5 parts of dehydrated alcohols by the speed of 1.4 parts/min, adding 14 parts of massfractions is again the copper nitrate solution of 26wt%, ageing 3h after stirring, and suction filtration, oven dry obtain material A; Material A, 21 parts of mica powders and 140 parts of deionized waters are mixed, then add the salpeter solution that massfraction is 64wt%, regulate pH value to 4.8, be warming up to 76 DEG C, after insulation 15h, ageing, washing, drying obtains load Cu-TiO
2mica material.
Embodiment 3
A kind of high adhesive force photochemical catalysis decontamination coating that the present invention proposes, its raw material comprises by weight: epoxy resin 59 parts, two component polyurethane 25 parts, and acrylic resin 27 parts, load has Cu-TiO
2mica material 19 parts, attapulgite modified 8 parts, 650 order calcined kaolins 5.5 parts, 650 order talcum powder 5.6 parts, Silane coupling reagent KH-570 1.4 parts, hydrogenated castor oil 0.7 part, defoamer 1.6 parts, film coalescence aid 2.2 parts, advection agent 1.2 parts, mould inhibitor 0.08 part, organic solvent 53 parts, pigment 1.4 parts, wherein organic solvent is mixed by the ratio of acetoneand ethyl acetate according to 4:1.2.
Load has Cu-TiO
2in the preparation process of mica material, by weight 10 parts of tetrabutyl titanates are added in the reaction vessel containing 14 parts of dehydrated alcohols by the speed of 1 part/min, adding 12 parts of massfractions is again the copper nitrate solution of 28wt%, ageing 2h after stirring, and suction filtration, oven dry obtain material A; Material A, 23 parts of mica powders and 120 parts of deionized waters are mixed, then add the salpeter solution that massfraction is 66wt%, regulate pH value to 4, be warming up to 80 DEG C, after insulation 12h, ageing, washing, drying obtains load Cu-TiO
2mica material.
Embodiment 4
A kind of high adhesive force photochemical catalysis decontamination coating that the present invention proposes, its raw material comprises by weight: epoxy resin 58 parts, two component polyurethane 26 parts, and acrylic resin 26 parts, load has Cu-TiO
2mica material 21 parts, attapulgite modified 7 parts, 760 order calcined kaolins 6 parts, 760 order talcum powder 4.2 parts, Silane coupling reagent KH-570 1.6 parts, hydrogenated castor oil 0.6 part, defoamer 1.7 parts, film coalescence aid 2.1 parts, advection agent 1.3 parts, mould inhibitor 0.06 part, organic solvent 54 parts, pigment 1.3 parts, wherein organic solvent is mixed by the ratio of acetoneand ethyl acetate according to 3:1.6.
Load has Cu-TiO
2in the preparation process of mica material, by weight 8 parts of tetrabutyl titanates are added in the reaction vessel containing 12 parts of dehydrated alcohols by the speed of 1.5 parts/min, adding 15 parts of massfractions is again the copper nitrate solution of 25wt%, ageing 4h after stirring, and suction filtration, oven dry obtain material A; Material A, 20 parts of mica powders and 150 parts of deionized waters are mixed, then add the salpeter solution that massfraction is 63wt%, regulate pH value to 5, be warming up to 75 DEG C, after insulation 16h, ageing, washing, drying obtains load Cu-TiO
2mica material.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (8)
1. a high adhesive force photochemical catalysis decontamination coating, is characterized in that, its raw material comprises by weight: epoxy resin 57-60 part, two component polyurethane 24-27 part, and acrylic resin 25-28 part, load has Cu-TiO
2mica material 18-22 part, attapulgite modified 6-9 part, calcined kaolin 5-7 part, talcum powder 4-6 part, Silane coupling reagent KH-570 1.3-1.8 part, hydrogenated castor oil 0.5-0.8 part, defoamer 1.5-1.8 part, film coalescence aid 2-2.3 part, advection agent 1-1.4 part, mould inhibitor 0.05-0.1 part, organic solvent 52-55 part, pigment 1.2-1.5 part.
2. high adhesive force photochemical catalysis decontamination coating according to claim 1, it is characterized in that, talcum powder and calcined kaolin are 600-800 order.
3. high adhesive force photochemical catalysis decontamination coating according to claim 1 or 2, is characterized in that, organic solvent is mixed by the ratio of acetoneand ethyl acetate according to 2-5:1-2.
4. high adhesive force photochemical catalysis decontamination coating according to any one of claim 1-3, is characterized in that, the weight ratio of epoxy resin, two component polyurethane, acrylic resin is 58-59:25-26:26-27.
5. high adhesive force photochemical catalysis decontamination coating according to any one of claim 1-4, it is characterized in that, its raw material comprises by weight: epoxy resin 58-59 part, two component polyurethane 25-26 part, and acrylic resin 26-27 part, load has Cu-TiO
2mica material 19-21 part, attapulgite modified 7-8 part, calcined kaolin 5.5-6 part, talcum powder 4.2-5.6 part, Silane coupling reagent KH-570 1.4-1.6 part, hydrogenated castor oil 0.6-0.7 part, defoamer 1.6-1.7 part, film coalescence aid 2.1-2.2 part, advection agent 1.2-1.3 part, mould inhibitor 0.06-0.08 part, organic solvent 53-54 part, pigment 1.3-1.4 part.
6. high adhesive force photochemical catalysis decontamination coating according to any one of claim 1-5, it is characterized in that, load has Cu-TiO
2in the preparation process of mica material, added by tetrabutyl titanate in the reaction vessel containing dehydrated alcohol, then add copper nitrate solution, after stirring, ageing, suction filtration, oven dry obtain material A; Material A, mica powder, deionized water are mixed, add salpeter solution, then heat up, after insulation, ageing, washing, drying obtains load Cu-TiO
2mica material.
7. high adhesive force photochemical catalysis decontamination coating according to any one of claim 1-6, it is characterized in that, load has Cu-TiO
2in the preparation process of mica material, by weight 8-10 part tetrabutyl titanate is added in the reaction vessel containing 12-14 part dehydrated alcohol by the speed of 1-1.5 part/min, adding 12-15 part massfraction is again the copper nitrate solution of 25-28wt%, ageing 2-4h after stirring, suction filtration, oven dry obtain material A; Material A, 20-23 part mica powder and 120-150 part deionized water are mixed, then add the salpeter solution that massfraction is 63-66wt%, regulate pH value to 4-5, be warming up to 75-80 DEG C, after insulation 12-16h, ageing, washing, drying obtains load Cu-TiO
2mica material.
8. high adhesive force photochemical catalysis decontamination coating according to any one of claim 1-7, it is characterized in that, load has Cu-TiO
2in the preparation process of mica material, by weight 8.5-9 part tetrabutyl titanate is added in the reaction vessel containing 12.5-13 part dehydrated alcohol by the speed of 1.2-1.4 part/min, adding 13-14 part massfraction is again the copper nitrate solution of 26-27wt%, ageing 2.5-3h after stirring, suction filtration, oven dry obtain material A; Material A, 21-22 part mica powder and 130-140 part deionized water are mixed, add the salpeter solution that massfraction is 64-65wt% again, regulate pH value to 4.5-4.8, be warming up to 76-78 DEG C, after insulation 13-15h, ageing, washing, drying obtains load Cu-TiO
2mica material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410712196.7A CN104449228A (en) | 2014-11-28 | 2014-11-28 | Photocatalytic decontaminable painting with high adhesive force |
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| CN201410712196.7A CN104449228A (en) | 2014-11-28 | 2014-11-28 | Photocatalytic decontaminable painting with high adhesive force |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104861813A (en) * | 2015-04-28 | 2015-08-26 | 桐城市新丰彩印包装有限公司 | High tenacity high adhesive force decontaminating coating |
| CN104861800A (en) * | 2015-04-28 | 2015-08-26 | 桐城市新丰彩印包装有限公司 | High adhesion and corrosion resistant decontamination coating |
| CN104861820A (en) * | 2015-04-28 | 2015-08-26 | 桐城市新丰彩印包装有限公司 | Macroporous adsorption resin modified decontamination coating |
| CN107083151A (en) * | 2017-05-19 | 2017-08-22 | 重庆中鼎三正科技有限公司 | Method for preparing degraded catalysis material |
| CN108912608A (en) * | 2018-06-29 | 2018-11-30 | 江苏德溢利新材料科技有限公司 | A kind of the glass reinforced plastic photovoltaic bracket and its processing technology of modification |
| CN110327860A (en) * | 2019-06-24 | 2019-10-15 | 申琳 | A kind of processing method of nanometer of reaction kettle |
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| CN103834212A (en) * | 2012-11-20 | 2014-06-04 | 陈光洋 | Anti fouling paint for prevention of microbial dirt breeding |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104861813A (en) * | 2015-04-28 | 2015-08-26 | 桐城市新丰彩印包装有限公司 | High tenacity high adhesive force decontaminating coating |
| CN104861800A (en) * | 2015-04-28 | 2015-08-26 | 桐城市新丰彩印包装有限公司 | High adhesion and corrosion resistant decontamination coating |
| CN104861820A (en) * | 2015-04-28 | 2015-08-26 | 桐城市新丰彩印包装有限公司 | Macroporous adsorption resin modified decontamination coating |
| CN107083151A (en) * | 2017-05-19 | 2017-08-22 | 重庆中鼎三正科技有限公司 | Method for preparing degraded catalysis material |
| CN108912608A (en) * | 2018-06-29 | 2018-11-30 | 江苏德溢利新材料科技有限公司 | A kind of the glass reinforced plastic photovoltaic bracket and its processing technology of modification |
| CN110327860A (en) * | 2019-06-24 | 2019-10-15 | 申琳 | A kind of processing method of nanometer of reaction kettle |
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