CN111117483A - Nanometer self-cleaning coating and self-cleaning aluminum plate - Google Patents
Nanometer self-cleaning coating and self-cleaning aluminum plate Download PDFInfo
- Publication number
- CN111117483A CN111117483A CN201911348691.3A CN201911348691A CN111117483A CN 111117483 A CN111117483 A CN 111117483A CN 201911348691 A CN201911348691 A CN 201911348691A CN 111117483 A CN111117483 A CN 111117483A
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- China
- Prior art keywords
- self
- fluorine
- cleaning
- parts
- resin
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Classifications
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
-
- 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
- C08K2003/2241—Titanium dioxide
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a nano self-cleaning coating and a self-cleaning aluminum plate, wherein the coating comprises 30-45 parts of fluorine-silicon emulsion, 25-40 parts of diluent and 5-25 parts of protective sol according to the formula by weight. The coating disclosed by the invention is simple in formula and low in production cost, and can effectively improve the surface strength of the coated aluminum plate, improve the scratch resistance, improve the self-cleaning property and have strong stain resistance.
Description
Technical Field
The invention relates to the technical field of color aluminum plate production and manufacturing, in particular to a nano self-cleaning coating and a self-cleaning aluminum plate.
Background
Aluminum plates are common materials for suspended ceilings, wall plates and assembled board houses. The surface of such a decorative sheet is easily scratched due to its strength and surface properties, and is poor in stain resistance, easy to have dirt remaining on the surface, and weak in chemical resistance.
Disclosure of Invention
The invention aims to provide a nano self-cleaning coating and a self-cleaning aluminum plate, the coating has simple formula and low production cost, and the nano self-cleaning coating and the self-cleaning aluminum plate can effectively improve the surface strength of the coated aluminum plate, improve the scratch resistance and the self-cleaning property and have strong pollution resistance.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention provides a nano self-cleaning coating which comprises 30-45 parts of fluorine-silicon emulsion, 25-40 parts of diluent and 5-25 parts of protective sol according to the weight part formula, wherein in the preparation process, the fluorine-silicon emulsion is fully stirred, then the diluent is gradually added while stirring, the speed is from slow to fast, so that the fluorine-silicon emulsion is fully and uniformly dispersed, finally the protective sol is added, the stirring is continued until the fluorine-silicon emulsion is completely dissolved and mixed, and the nano self-cleaning coating is uniformly stirred.
Further, the fluorine-silicon emulsion comprises nano-scale titanium dioxide and resin, the titanium dioxide is subjected to fluorine-silicon surface modification and then mixed with the resin, and the mixture is kept stand and soaked for 4-6 hours and then stirred to form the fluorine-silicon emulsion, wherein the weight ratio of the titanium dioxide to the resin is 2: 1.
The protective sol is a mixture of deionized water, protective colloid salt and resin, wherein the deionized water accounts for 85-90 parts, the protective colloid salt accounts for 15-20 parts and the resin accounts for 8-10 parts according to the formula in parts by weight, the protective colloid salt is added into the deionized water in the mixing process, the stirring is performed at a low speed in the adding process, the resin is added into the protective colloid salt after the protective colloid salt is fully melted, and the stirring is performed uniformly to obtain the protective sol.
Furthermore, the diluent is xylene, butyl acetate, propylene glycol monomethyl ether acetate or ethylene glycol monoethyl ether acetate.
Particularly, the invention also provides a self-cleaning aluminum plate which comprises a base material made of the aluminum plate and is characterized in that the surface of the base material is coated with the nano self-cleaning coating, and then the nano self-cleaning coating is dried and solidified by adopting middle-temperature and constant-temperature long-time baking.
Further, the baking temperature is 216-232 ℃, and the drying time is at least 80-90 seconds. .
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the nano self-cleaning coating disclosed by the invention utilizes the ultralow surface energy of a fluorine-silicon coating material to generate a lotus effect, the anti-pollution coating has good chemical resistance, an aluminum plate coated with the nano self-cleaning coating has excellent performances of pollution resistance, cleaning-free performance, self-cleaning performance, no color change and the like, and simultaneously has scratch resistance, high hardness, super-strong weather resistance and the like, so that a plurality of research blanks in the field in China are filled, the nano self-cleaning coating has great market popularization prospects, the pollution resistance and doodle resistance effects of a decorative plate are realized, the pollution resistance and doodle resistance problems of the decorative plate can be solved, and the nano self-cleaning coating has the advantages of pollution resistance, scratch resistance, low surface tension, high hardness, super-strong.
Detailed Description
The technical solutions of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1:
the embodiment describes a nano self-cleaning coating which comprises 30-45 parts of fluorine-silicon emulsion, 25-40 parts of diluent and 5-25 parts of protective sol according to the weight part formula, wherein in the preparation process, the fluorine-silicon emulsion is fully stirred, then the diluent is gradually added while stirring, the speed is from slow to fast, so that the fluorine-silicon emulsion is fully and uniformly dispersed, finally the protective sol is added, the stirring is continued until the fluorine-silicon emulsion is completely dissolved and mixed, and the nano self-cleaning coating is formed by uniformly stirring.
The fluorine-silicon emulsion comprises nanoscale titanium dioxide and resin, wherein the titanium dioxide is subjected to fluorine-silicon surface modification and then mixed with the resin, and the mixture is kept stand and soaked for 4-6 hours and then stirred to form the fluorine-silicon emulsion, wherein the weight ratio of the titanium dioxide to the resin is 2: 1.
The protective sol is a mixture of deionized water, protective colloid salt and resin, wherein the deionized water accounts for 85-90 parts, the protective colloid salt accounts for 15-20 parts and the resin accounts for 8-10 parts according to the weight part of the formula, the protective colloid salt is added into the deionized water firstly in the mixing process, the stirring is performed at a low speed in the adding process, the resin is added into the protective colloid salt after the protective colloid salt is fully melted, and the stirring is performed uniformly to obtain the protective sol.
The diluent is xylene, butyl acetate, propylene glycol monomethyl ether acetate or ethylene glycol monoethyl ether acetate.
Example 2:
the embodiment provides a self-cleaning aluminum plate, which comprises a base material made of an aluminum plate, and is characterized in that the surface of the base material is coated with the nano self-cleaning coating in the embodiment 1, then the coating is dried and solidified by baking at a constant temperature for a long time, the baking temperature is 216-232 ℃, and the drying time is at least 80-90 seconds. .
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (6)
1. The nano self-cleaning coating is characterized by comprising 30-45 parts of fluorine-silicon emulsion, 25-40 parts of diluent and 5-25 parts of protective sol according to the weight part formula, wherein in the preparation process, the fluorine-silicon emulsion is fully stirred, then the diluent is gradually added while stirring, the speed is from slow to fast so as to fully disperse the fluorine-silicon emulsion uniformly, finally the protective sol is added, the stirring is continued until the fluorine-silicon emulsion is completely dissolved and mixed, and the nano self-cleaning coating is formed by uniformly stirring.
2. The nano self-cleaning coating as claimed in claim 1, wherein the fluorine-silicon emulsion comprises nano-scale titanium dioxide and resin, the titanium dioxide is subjected to fluorine-silicon surface modification and then mixed with the resin, and the mixture is stirred after standing and soaking for 4-6 h to form the fluorine-silicon emulsion, wherein the weight ratio of the titanium dioxide to the resin is 2: 1.
3. The nano self-cleaning coating as claimed in claim 1, wherein the protective sol is a mixture of deionized water, protective colloid salt and resin, wherein the deionized water accounts for 85-90 parts, the protective colloid salt accounts for 15-20 parts, and the resin accounts for 8-10 parts by weight of the formula, and during the mixing process, the protective colloid salt is added into the deionized water, and is stirred at a slow speed during the adding process, after the protective colloid salt is fully melted, the resin is added into the deionized water, and then the resin is fully stirred uniformly, so that the protective sol is obtained.
4. The nano self-cleaning coating as claimed in any one of claims 1 to 3, wherein the diluent is xylene, butyl acetate, propylene glycol methyl ether acetate or ethylene glycol ethyl ether acetate.
5. A self-cleaning aluminium sheet comprising a substrate made of aluminium sheet, wherein the surface of the substrate is coated with a nano self-cleaning coating as claimed in any one of claims 1 to 4, and then baked at a medium temperature and a constant temperature to dry and solidify the coating.
6. A self-cleaning aluminium plate according to claim 5, wherein the baking is carried out at a temperature of 216 to 232 ℃ for a drying time of at least 80 to 90 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911348691.3A CN111117483A (en) | 2019-12-24 | 2019-12-24 | Nanometer self-cleaning coating and self-cleaning aluminum plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911348691.3A CN111117483A (en) | 2019-12-24 | 2019-12-24 | Nanometer self-cleaning coating and self-cleaning aluminum plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111117483A true CN111117483A (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911348691.3A Pending CN111117483A (en) | 2019-12-24 | 2019-12-24 | Nanometer self-cleaning coating and self-cleaning aluminum plate |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105969016A (en) * | 2016-05-19 | 2016-09-28 | 厦门富思特新材料科技有限公司 | Reflective insulation colorful coating and preparation method thereof |
| CN106566350A (en) * | 2016-11-15 | 2017-04-19 | 厦门富思特新材料科技有限公司 | Colorful reflective thermally-insulating coating and colorful colored-granule system layer manufacturing process |
| CN106630751A (en) * | 2016-11-15 | 2017-05-10 | 厦门富思特新材料科技有限公司 | Trowelling natural stone-like paint and preparation method thereof |
| CN107141936A (en) * | 2017-06-06 | 2017-09-08 | 厦门富思特新材料科技有限公司 | A kind of super-hydrophobic stain resistant multicolor finish and preparation method thereof |
-
2019
- 2019-12-24 CN CN201911348691.3A patent/CN111117483A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105969016A (en) * | 2016-05-19 | 2016-09-28 | 厦门富思特新材料科技有限公司 | Reflective insulation colorful coating and preparation method thereof |
| CN106566350A (en) * | 2016-11-15 | 2017-04-19 | 厦门富思特新材料科技有限公司 | Colorful reflective thermally-insulating coating and colorful colored-granule system layer manufacturing process |
| CN106630751A (en) * | 2016-11-15 | 2017-05-10 | 厦门富思特新材料科技有限公司 | Trowelling natural stone-like paint and preparation method thereof |
| CN107141936A (en) * | 2017-06-06 | 2017-09-08 | 厦门富思特新材料科技有限公司 | A kind of super-hydrophobic stain resistant multicolor finish and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200508 |
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| RJ01 | Rejection of invention patent application after publication |