CN112778904A - Antibacterial vehicle shield with easy-to-clean metal surface hardness and preparation method thereof - Google Patents
Antibacterial vehicle shield with easy-to-clean metal surface hardness and preparation method thereof Download PDFInfo
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- CN112778904A CN112778904A CN202011492037.2A CN202011492037A CN112778904A CN 112778904 A CN112778904 A CN 112778904A CN 202011492037 A CN202011492037 A CN 202011492037A CN 112778904 A CN112778904 A CN 112778904A
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- antibacterial
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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
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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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
- C09D7/20—Diluents or solvents
-
- 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
- C09D7/63—Additives non-macromolecular organic
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- 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)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses an antibacterial vehicle shield with easy-to-clean metal surface hardness and a preparation method thereof, and relates to the technical field of nano coatings. The invention comprises the following raw materials in parts by weight: 1-5 parts of self-cleaning nano additive, 12-18 parts of hydrogen-containing silicone resin, 0.1-0.3 part of catalyst, 12-18 parts of nano siloxane, 35-45 parts of methylcyclohexane, 8-12 parts of environment-friendly flux, 3-8 parts of silicon-containing surface additive, 3-8 parts of nano silver and 0.5-3 parts of graphene; modifying hydrogen-containing silicone resin, mixing the modified hydrogen-containing silicone resin, the environment-friendly flux, the nano siloxane, the methylcyclohexane and the self-cleaning nano additive, putting the mixture into an autoclave, mixing, stirring and cooling to room temperature to obtain the antibacterial vehicle shield. The invention has the advantages of green and environment-friendly components, excellent acid resistance, alkali resistance, antibacterial property and mechanical strength, simple and convenient preparation method, easy repetition and suitability for being used as a coating on the metal surface of automobiles, machinery and equipment.
Description
Technical Field
The invention belongs to the technical field of nano coatings, and particularly relates to an antibacterial vehicle shield with easy-to-clean metal surface hardness and a preparation method thereof.
Background
Automotive bodies and components are basically made of metal or metal with a coating on the surface, and the bodies or the components are hard metal materials in order to ensure the hardness and quality requirements of the bodies or the components.
With the rise of the automobile beauty industry, means of coating, attaching car clothes and the like on the surfaces of automobiles or automobile parts are more and more popular, and the automobile parts comprise wheel hubs, bumpers and the like; the prior literature reports that the coating modification treatment is carried out on the surface of the automobile hub by adopting electroplating, chemical plating or vacuum coating technologies, but the traditional modification technologies require a large amount of plating solution to cause environmental chemical pollution.
Therefore, based on the above problems, the invention provides an antibacterial vehicle shield with easy-to-clean metal surface hardness and a preparation method thereof, so as to solve the above problems and have important significance.
Disclosure of Invention
The invention provides an antibacterial vehicle shield with easy-to-clean metal surface hardness and a preparation method thereof, and solves the problems.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an antibacterial vehicle shield with easy-to-clean metal surface hardness, which comprises the following raw materials in parts by weight:
further, the material comprises the following materials in parts by weight:
further, the self-cleaning nano additive adopts TGA-2417 type self-cleaning nano additive.
Furthermore, the hydrogen-containing silicone resin is any one of phenyl hydrogen-containing silicone resin, methyl hydrogen-containing MQ103 type silicone resin and HMQ30 methyl hydrogen-containing silicone resin.
Further, trimethylaluminum is used as the catalyst.
Furthermore, the environment-friendly solvent adopts any one of dimethyl carbonate, citrate and ethylene glycol phenyl ether.
Further, the silicon-containing surface additive is of BYK 3720 type.
A preparation method of an antibacterial vehicle shield with easy-to-clean metal surface hardness comprises the following steps:
(1) modification of the hydrogen-containing silicone resin: mixing and stirring the hydrogen-containing silicone resin, the silicon-containing surface additive, the nano silver, the catalyst and the graphene uniformly in parts by weight, heating to 70-80 ℃ for reaction for 30-40 minutes, naturally cooling to room temperature, crushing, and sieving with a 60-80-mesh sieve to obtain modified hydrogen-containing silicone resin;
(2) mixing the modified hydrogen-containing silicone resin, the environment-friendly flux, the nano siloxane, the methylcyclohexane and the self-cleaning nano additive, putting the mixture into an autoclave, mixing and stirring the mixture for 15 to 30 minutes at the temperature of 100-120 ℃ and under the pressure of 2 to 3Mpa, and cooling the mixture to room temperature to obtain the antibacterial garage.
Further, a pulverizer is adopted for pulverizing in the step (1), and the rotating speed is 900-1200 r/min; the rotating speed of stirring in the step (2) is 500-800 r/min.
Compared with the prior art, the invention has the following beneficial effects:
1. the easily-cleaned antibacterial vehicle shield disclosed by the invention is green and environment-friendly in components, excellent in acid resistance, alkali resistance, antibacterial performance and mechanical strength, simple and convenient in preparation method, easy to repeat and suitable for being used as a coating on metal surfaces of automobiles, machinery and equipment.
2. In the easy-to-clean antibacterial vehicle shield component, the self-cleaning nano additive can increase the flexibility and cleaning capability of the surface; the hydrogen-containing silicone resin has stable chemical property, water resistance, solvent resistance and mechanical property, strong adhesive force, small shrinkage and excellent electric resistance; the self-cleaning nano additive has high chemical stability, thermal stability, super-hydrophilicity and dispersibility; the nano siloxane has thickening and adhesive force. Methylcyclohexane is an important organic solvent and extractant; the graphene is soft, has greasy feeling, and has good high temperature resistance, acid and alkali resistance and organic solvent corrosion resistance; the environment-friendly solvent is beneficial to promoting the dissolution of the mixture; BYK-3720 surfactant and surface additive are beneficial to increasing the surface hardness; the nano silver has good antibacterial and deodorant effects.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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.
Specific example 1:
the invention relates to an antibacterial vehicle shield with easy-to-clean metal surface hardness and a preparation method thereof, wherein the antibacterial vehicle shield comprises the following raw materials in parts by weight:
wherein, the self-cleaning nano additive adopts TGA-2417 type self-cleaning nano additive.
The hydrogen-containing silicone resin is any one of phenyl hydrogen-containing silicone resin, methyl hydrogen-containing MQ103 type silicone resin, and HMQ30 methyl hydrogen-containing silicone resin, and the phenyl hydrogen-containing silicone resin is used in the preferred embodiment.
Wherein, the catalyst adopts trimethyl aluminum.
Wherein the environment-friendly solvent adopts any one of dimethyl carbonate, citrate and ethylene glycol phenyl ether; dimethyl carbonate is used in the preferred embodiment.
Wherein, the silicon-containing surface additive adopts BYK 3720 type.
A preparation method of an antibacterial vehicle shield with easy-to-clean metal surface hardness comprises the following steps:
(1) modification of the hydrogen-containing silicone resin: mixing and stirring the hydrogen-containing silicone resin, the silicon-containing surface additive, the nano silver, the catalyst and the graphene uniformly in parts by weight, heating to 70 ℃ for reaction for 30 minutes, naturally cooling to room temperature, crushing, and sieving with a 60-mesh sieve to obtain modified hydrogen-containing silicone resin;
(2) mixing the modified hydrogen-containing silicone resin, the environment-friendly flux, the nano siloxane, the methylcyclohexane and the self-cleaning nano additive, putting the mixture into an autoclave, mixing and stirring the mixture for 15 minutes at 100 ℃ and 2Mpa, and cooling the mixture to room temperature to obtain the antibacterial che shield.
Wherein, the crushing in the step (1) adopts a crusher with the rotating speed of 900 r/min.
Wherein the stirring speed in the step (2) is 500 r/min.
Specific example 2:
the difference between the preferred embodiment and the specific embodiment 1 is that the composition comprises the following raw materials in parts by weight:
wherein, the preferred embodiment adopts methyl hydrogen-containing MQ103 type silicone resin.
Wherein, the catalyst adopts trimethyl aluminum.
Among them, the environment-friendly solvent is citric acid ester in the preferred embodiment.
Wherein, the silicon-containing surface additive adopts BYK 3720 type.
A preparation method of an antibacterial vehicle shield with easy-to-clean metal surface hardness comprises the following steps:
(1) modification of the hydrogen-containing silicone resin: mixing and stirring the hydrogen-containing silicone resin, the silicon-containing surface additive, the nano silver, the catalyst and the graphene uniformly in parts by weight, heating to 75 ℃ for reacting for 35 minutes, naturally cooling to room temperature, crushing, and sieving with a 70-mesh sieve to obtain modified hydrogen-containing silicone resin;
(2) mixing the modified hydrogen-containing silicone resin, the environment-friendly flux, the nano siloxane, the methylcyclohexane and the self-cleaning nano additive, putting the mixture into an autoclave, mixing and stirring the mixture for 30 minutes at 120 ℃ and 3Mpa, and cooling the mixture to room temperature to obtain the antibacterial che shield.
Wherein, the crushing in the step (1) adopts a crusher with the rotating speed of 1200 r/min.
Wherein the rotating speed of stirring in the step (2) is 800 r/min.
Has the advantages that:
1. the easily-cleaned antibacterial vehicle shield disclosed by the invention is green and environment-friendly in components, excellent in acid resistance, alkali resistance, antibacterial performance and mechanical strength, simple and convenient in preparation method, easy to repeat and suitable for being used as a coating on metal surfaces of automobiles, machinery and equipment.
2. In the easy-to-clean antibacterial vehicle shield component, the self-cleaning nano additive can increase the flexibility and cleaning capability of the surface; the hydrogen-containing silicone resin has stable chemical property, water resistance, solvent resistance and mechanical property, strong adhesive force, small shrinkage and excellent electric resistance; the self-cleaning nano additive has high chemical stability, thermal stability, super-hydrophilicity and dispersibility; the nano siloxane has thickening and adhesive force. Methylcyclohexane is an important organic solvent and extractant; the graphene is soft, has greasy feeling, and has good high temperature resistance, acid and alkali resistance and organic solvent corrosion resistance; the environment-friendly solvent is beneficial to promoting the dissolution of the mixture; BYK-3720 surfactant and surface additive are beneficial to increasing the surface hardness; the nano silver has good antibacterial and deodorant effects.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The antibacterial vehicle shield with the metal surface hardness easy to clean is characterized by comprising the following raw materials in parts by weight:
2. the easy-to-clean antibacterial metal surface hardness vehicle shield according to claim 1, characterized by comprising the following materials in parts by weight:
3. the easy-to-clean antibacterial vehicle shield with metal surface hardness as claimed in claim 1, wherein the self-cleaning nano additive is TGA-2417 type self-cleaning nano additive.
4. The antibacterial vehicle shield with easy-to-clean metal surface hardness as claimed in claim 1, wherein the hydrogen-containing silicone resin is any one of phenyl hydrogen-containing silicone resin, methyl hydrogen-containing MQ103 type silicone resin and HMQ30 methyl hydrogen-containing silicone resin.
5. The antibacterial vehicular shield with easy-to-clean metal surface hardness as claimed in claim 1, wherein the catalyst is trimethyl aluminum.
6. The antibacterial vehicular shield with easy-to-clean metal surface hardness as claimed in claim 1, wherein the environmentally-friendly solvent is any one of dimethyl carbonate, citric acid ester and ethylene glycol phenyl ether.
7. The easy-to-clean metal surface hardness antibacterial vehicle shield according to claim 1, wherein the silicon-containing surface additive is of BYK 3720 type.
8. The method for preparing the antibacterial vehicle shield with easy-to-clean metal surface hardness as claimed in any one of claims 1 to 7, comprising the following steps:
(1) modification of the hydrogen-containing silicone resin: mixing and stirring the hydrogen-containing silicone resin, the silicon-containing surface additive, the nano silver, the catalyst and the graphene uniformly in parts by weight, heating to 70-80 ℃ for reaction for 30-40 minutes, naturally cooling to room temperature, crushing, and sieving with a 60-80-mesh sieve to obtain modified hydrogen-containing silicone resin;
(2) mixing the modified hydrogen-containing silicone resin, the environment-friendly flux, the nano siloxane, the methylcyclohexane and the self-cleaning nano additive, putting the mixture into an autoclave, mixing and stirring the mixture for 15 to 30 minutes at the temperature of 100-120 ℃ and under the pressure of 2 to 3Mpa, and cooling the mixture to room temperature to obtain the antibacterial garage.
9. The method as claimed in claim 8, wherein the step (1) comprises a step of pulverizing at a rotation speed of 900-; the rotating speed of stirring in the step (2) is 500-800 r/min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011492037.2A CN112778904A (en) | 2020-12-17 | 2020-12-17 | Antibacterial vehicle shield with easy-to-clean metal surface hardness and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011492037.2A CN112778904A (en) | 2020-12-17 | 2020-12-17 | Antibacterial vehicle shield with easy-to-clean metal surface hardness and preparation method thereof |
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