CN114133821A - Antibacterial lining aluminum plate applied to household appliances and preparation method thereof - Google Patents
Antibacterial lining aluminum plate applied to household appliances and preparation method thereof Download PDFInfo
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- CN114133821A CN114133821A CN202111670747.4A CN202111670747A CN114133821A CN 114133821 A CN114133821 A CN 114133821A CN 202111670747 A CN202111670747 A CN 202111670747A CN 114133821 A CN114133821 A CN 114133821A
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/24—Homopolymers or copolymers of amides or imides
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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
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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Abstract
The invention provides an antibacterial lining aluminum plate applied to household appliances, which comprises an aluminum plate and an antibacterial coating coated on the surface of the aluminum plate; the antibacterial coating comprises the following components in parts by weight: 45-65 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylamide/glycidyl methacrylate copolymer, 4-6 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 0.8-1.2 parts of dihydroxyaminoacetic acid aluminum, 10-15 parts of filler, 1-2 parts of dispersant, 0.5-1.5 parts of defoamer, 0.3-0.8 part of flatting agent and 40-50 parts of solvent. The invention also discloses a manufacturing method of the antibacterial lining aluminum plate applied to the household appliance. The antibacterial lining aluminum plate applied to the household appliance has the advantages of obvious antibacterial effect, good antibacterial durability and long service life.
Description
Technical Field
The invention relates to the technical field of materials for household appliances, in particular to an antibacterial lining aluminum plate applied to household appliances and a preparation method thereof.
Background
With the rapid development of the household appliance industry, particularly white household appliances, the household appliance lining coating plate with antibacterial and other functions is developed, is applied to food contact type household appliance linings such as freezers, medical cabinets, wine cabinets, display cabinets and the like, and is an important mark for embodying the process quality level, the management level and the product innovation capability of household appliance manufacturers and suppliers thereof. A refrigerator is a common household appliance, and is generally used for storing food and other articles at a low temperature. The existing refrigerator inner liner is generally made of aluminum plates, however, the aluminum plates are not usually subjected to antibacterial treatment, so that a large amount of bacteria are generated in the using process, and the pollution to articles in the refrigerator is caused. Therefore, it is necessary to develop an antibacterial lining aluminum plate for home appliances.
The traditional antibacterial lining aluminum plate applied to household appliances is generally sprayed with an antibacterial coating on the surface of the aluminum plate to realize the antibacterial function. However, the existing antibacterial lining aluminum plate applied to the household appliances has the defects of low bonding strength, insufficient weather resistance, limited antibacterial function, short service life and the like. In the long-term use process, the antibacterial functional components can be leaked, so that the antibacterial durability of the material is poor, the antibacterial function is single due to the selection of the antibacterial functional components, the antibacterial material can only be effective to partial strains, and the antibacterial broad spectrum is not sufficient.
In order to solve the problems, Chinese patent application CN112521788A discloses a preparation method of an antibacterial coating for an aluminum plate of a lining of a refrigerator, which comprises the following raw materials of 50-55 parts of polyester resin, 2-3 parts of an adhesion agent, 1-2 parts of hexamethylenetetramine, 4-8 parts of dimethylbenzene, 3-6 parts of ethyl acetate, 2-4 parts of n-butyl alcohol, 0.1-0.2 part of manganese naphthenate, 25-30 parts of titanium dioxide, 5-10 parts of heavy calcium carbonate, 2-4 parts of yellow powder, 0.2-0.3 part of a catalyst, 0.3-0.6 part of a dispersing agent, 0.2-0.3 part of a defoaming agent and 0.15-0.25 part of a flatting agent; by preparing the antibacterial coating, the problem that the existing aluminum plate is not subjected to antibacterial treatment usually, so that a large amount of bacteria can be generated in the using process, and the pollution to articles in a refrigerator is caused can be effectively solved. However, the weather resistance, antibacterial property and adhesive strength of the coating are to be further improved.
Therefore, the development of the antibacterial lining aluminum plate applied to the household appliances and the preparation method thereof, which have the advantages of obvious antibacterial effect, good antibacterial durability and long service life, meet the market demands, have higher market value and application prospect, and have very important significance for promoting the development of the field of household appliance materials.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an antibacterial lining aluminum plate applied to household appliances and having the advantages of obvious antibacterial effect, good antibacterial durability and long service life and a preparation method thereof. The preparation method has the advantages of simple process, convenient operation, good environmental protection, and remarkable economic and social benefits.
In order to achieve the purpose, the invention adopts the technical scheme that: an antibacterial lining aluminum plate applied to household appliances is characterized by comprising an aluminum plate and an antibacterial coating coated on the surface of the aluminum plate; the antibacterial coating comprises the following components in parts by weight: 45-65 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylamide/glycidyl methacrylate copolymer, 4-6 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 0.8-1.2 parts of dihydroxyaminoacetic acid aluminum, 10-15 parts of filler, 1-2 parts of dispersant, 0.5-1.5 parts of defoamer, 0.3-0.8 part of flatting agent and 40-50 parts of solvent.
Preferably, the thickness of the aluminum plate is not more than 1 mm.
Preferably, the preparation method of the N- [4- (sulfonamide) phenyl ] acrylamide/brominated 3-allylbenzothiazole/N-trimethylol methacrylamide/glycidyl methacrylate copolymer comprises the following steps:
step S101, adding N- [4- (sulfamide) phenyl ] acrylamide, brominated 3-allylbenzothiazole Pulsatilla, N-trimethylol methacrylamide, glycidyl methacrylate and an initiator into a high boiling point solvent, stirring and reacting for 4-6 hours at 50-65 ℃ in an inert gas atmosphere, then precipitating in water, washing the precipitated polymer for 3-6 times by using ethanol, and finally drying in a vacuum drying oven at 85-95 ℃ to constant weight;
step S102, soaking the polymer prepared in the step S101 in a malic acid aqueous solution at 50-60 ℃ for 18-24 hours, taking out, washing with water for 3-6 times, and finally drying in a vacuum drying oven at 85-95 ℃ to constant weight.
Preferably, the mass ratio of the N- [4- (sulfonamide) phenyl ] acrylamide, the brominated 3-allylbenzothiazolium, the N-trimethylol methacrylamide, the glycidyl methacrylate, the initiator and the high boiling point solvent in the step S101 is (3-5) to 1 (2-3) to (0.8-1.2) to (0.07-0.1) to (25-40).
Preferably, the initiator is azobisisobutyronitrile; the high boiling point solvent is at least one of dimethyl sulfoxide, N-dimethylformamide and N-methylpyrrolidone; the inert gas is any one of nitrogen, helium, neon and argon.
Preferably, the mass ratio of the polymer to the malic acid aqueous solution in the step S102 is 1 (8-12); the mass percentage concentration of the malic acid aqueous solution is 15-25%.
Preferably, the filler is at least one of calcium carbonate, titanium dioxide and light calcium carbonate.
Preferably, the leveling agent is one or more of a polyacrylate leveling agent, a cellulose acetate butyrate leveling agent and a polyvinyl butyral leveling agent.
Preferably, the dispersant is sodium hexametaphosphate and/or sodium polycarboxylate.
Preferably, the antifoaming agent is one or more of tributyl phosphate, antifoaming agent dele 3100 and antifoaming agent BYK 088.
Preferably, the solvent is one or more of cyclohexanone, methyl isobutyl ketone, N-methyl pyrrolidone and propylene glycol methyl ether.
Another object of the present invention is to provide a method for preparing the antibacterial aluminum lining plate for home appliances, which comprises the following steps: the components of the antibacterial coating are uniformly mixed according to parts by weight, then the antibacterial coating is coated on an aluminum plate, and the antibacterial coating is dried at the temperature of 60-80 ℃ to constant weight.
Detailed Description
The antibacterial lining aluminum plate applied to the household appliance comprises an aluminum plate and an antibacterial coating coated on the surface of the aluminum plate; the antibacterial coating comprises the following components in parts by weight: 45-65 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylamide/glycidyl methacrylate copolymer, 4-6 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 0.8-1.2 parts of dihydroxyaminoacetic acid aluminum, 10-15 parts of filler, 1-2 parts of dispersant, 0.5-1.5 parts of defoamer, 0.3-0.8 part of flatting agent and 40-50 parts of solvent.
Preferably, the thickness of the aluminum plate is not more than 1 mm.
Preferably, the preparation method of the N- [4- (sulfonamide) phenyl ] acrylamide/brominated 3-allylbenzothiazole/N-trimethylol methacrylamide/glycidyl methacrylate copolymer comprises the following steps:
step S101, adding N- [4- (sulfamide) phenyl ] acrylamide, brominated 3-allylbenzothiazole Pulsatilla, N-trimethylol methacrylamide, glycidyl methacrylate and an initiator into a high boiling point solvent, stirring and reacting for 4-6 hours at 50-65 ℃ in an inert gas atmosphere, then precipitating in water, washing the precipitated polymer for 3-6 times by using ethanol, and finally drying in a vacuum drying oven at 85-95 ℃ to constant weight;
step S102, soaking the polymer prepared in the step S101 in a malic acid aqueous solution at 50-60 ℃ for 18-24 hours, taking out, washing with water for 3-6 times, and finally drying in a vacuum drying oven at 85-95 ℃ to constant weight.
Preferably, the mass ratio of the N- [4- (sulfonamide) phenyl ] acrylamide, the brominated 3-allylbenzothiazolium, the N-trimethylol methacrylamide, the glycidyl methacrylate, the initiator and the high boiling point solvent in the step S101 is (3-5) to 1 (2-3) to (0.8-1.2) to (0.07-0.1) to (25-40).
Preferably, the initiator is azobisisobutyronitrile; the high boiling point solvent is at least one of dimethyl sulfoxide, N-dimethylformamide and N-methylpyrrolidone; the inert gas is any one of nitrogen, helium, neon and argon.
Preferably, the mass ratio of the polymer to the malic acid aqueous solution in the step S102 is 1 (8-12); the mass percentage concentration of the malic acid aqueous solution is 15-25%.
Preferably, the filler is at least one of calcium carbonate, titanium dioxide and light calcium carbonate.
Preferably, the leveling agent is one or more of a polyacrylate leveling agent, a cellulose acetate butyrate leveling agent and a polyvinyl butyral leveling agent.
Preferably, the dispersant is sodium hexametaphosphate and/or sodium polycarboxylate.
Preferably, the antifoaming agent is one or more of tributyl phosphate, antifoaming agent dele 3100 and antifoaming agent BYK 088.
Preferably, the solvent is one or more of cyclohexanone, methyl isobutyl ketone, N-methyl pyrrolidone and propylene glycol methyl ether.
Another object of the present invention is to provide a method for preparing the antibacterial aluminum lining plate for home appliances, which comprises the following steps: the components of the antibacterial coating are uniformly mixed according to parts by weight, then the antibacterial coating is coated on an aluminum plate, and the antibacterial coating is dried at the temperature of 60-80 ℃ to constant weight.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: the invention provides an antibacterial lining aluminum plate applied to household appliances, which has the advantages of remarkable antibacterial effect, good antibacterial durability and long service life; meanwhile, the invention also provides a preparation method of the antibacterial lining aluminum plate applied to the household appliances, and the preparation method has the advantages of simple process, convenience in operation, good environmental protection property and remarkable economic and social benefits.
The invention will be further described with reference to specific examples, but the scope of protection of the invention is not limited thereto:
example 1
The embodiment provides an antibacterial lining aluminum plate applied to household appliances, which comprises an aluminum plate and an antibacterial coating coated on the surface of the aluminum plate; the antibacterial coating comprises the following components in parts by weight: 45 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylate copolymer, 4 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 0.8 part of dihydroxyamino aluminum acetate, 10 parts of filler, 1 part of dispersant, 0.5 part of defoamer, 0.3 part of flatting agent and 40 parts of solvent; the thickness of the aluminum plate is not more than 1 mm.
The preparation method of the N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylol methacrylamide/glycidyl methacrylate copolymer comprises the following steps:
step S101, adding N- [4- (sulfamide) phenyl ] acrylamide, brominated 3-allylbenzothiazole Pulsatilla, N-trimethylol methacrylamide, glycidyl methacrylate and an initiator into a high boiling point solvent, stirring and reacting for 4 hours at 50 ℃ in an inert gas atmosphere, then precipitating in water, washing the precipitated polymer for 3 times by using ethanol, and finally drying in a vacuum drying oven at 85 ℃ to constant weight;
step S102, soaking the polymer prepared in the step S101 in a malic acid aqueous solution at 50 ℃ for 18 hours, taking out, washing with water for 3 times, and finally drying in a vacuum drying oven at 85 ℃ to constant weight.
In the step S101, the mass ratio of the N- [4- (sulfamide) phenyl ] acrylamide to the brominated 3-allylbenzothiazole sulfone to the N-trimethylol methacrylamide to the glycidyl methacrylate to the initiator to the high boiling point solvent is 3:1:2:0.8:0.07: 25; the initiator is azobisisobutyronitrile; the high boiling point solvent is dimethyl sulfoxide; the inert gas is nitrogen.
In the step S102, the mass ratio of the polymer to the malic acid aqueous solution is 1: 8; the mass percentage concentration of the malic acid aqueous solution is 15%.
The filler is double flying powder; the flatting agent is a polyacrylate flatting agent; the dispersant is sodium hexametaphosphate; the defoaming agent is tributyl phosphate; the solvent is cyclohexanone.
The preparation method of the antibacterial lining aluminum plate applied to the household appliance comprises the following steps: the components of the antibacterial coating are uniformly mixed according to parts by weight, then the antibacterial coating is coated on an aluminum plate, and the antibacterial coating is dried at 60 ℃ to constant weight.
Example 2
The embodiment provides an antibacterial lining aluminum plate applied to household appliances and a preparation method thereof, which are basically the same as the embodiment 1, except that the antibacterial coating comprises the following components in parts by weight: 50 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylate copolymer, 4.5 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 0.9 part of dihydroxyamino aluminum acetate, 12 parts of filler, 1.2 parts of dispersant, 0.7 part of defoaming agent, 0.4 part of flatting agent and 43 parts of solvent.
Example 3
The embodiment provides an antibacterial lining aluminum plate applied to household appliances and a preparation method thereof, which are basically the same as the embodiment 1, except that the antibacterial coating comprises the following components in parts by weight: 55 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylate copolymer, 5 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 1 part of dihydroxyamino aluminum acetate, 13 parts of filler, 1.5 parts of dispersant, 1 part of defoamer, 0.6 part of flatting agent and 45 parts of solvent.
Example 4
The embodiment provides an antibacterial lining aluminum plate applied to household appliances and a preparation method thereof, which are basically the same as the embodiment 1, except that the antibacterial coating comprises the following components in parts by weight: 60 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylate copolymer, 5.5 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 1.1 parts of dihydroxyamino aluminum acetate, 14 parts of filler, 1.8 parts of dispersant, 1.4 parts of defoaming agent, 0.7 part of flatting agent and 48 parts of solvent.
Example 5
The embodiment provides an antibacterial lining aluminum plate applied to household appliances and a preparation method thereof, which are basically the same as the embodiment 1, except that the antibacterial coating comprises the following components in parts by weight: 65 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylate copolymer, 6 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 1.2 parts of dihydroxyamino aluminum acetate, 15 parts of filler, 2 parts of dispersant, 1.5 parts of defoaming agent, 0.8 part of flatting agent and 50 parts of solvent.
Comparative example 1
This example provides an antibacterial aluminum lining sheet for home appliances and a method for preparing the same, which is substantially the same as example 1, except that aluminum dihydroxyglycinate and 3-allylbenzothiazolium bromide were not added.
Comparative example 2
This example provides an antibacterial aluminum lining sheet for home appliances and a method for preparing the same, which is substantially the same as example 1 except that aluminum dihydroxyglycinate and bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane were not added.
The relevant performance tests of the products of each example are carried out by respectively referring to the current national standard and the conventional method in China, the test method is referred to as the test method in the Chinese invention patent CN 109627925B, and the test results are shown in Table 1.
TABLE 1
As can be seen from table 1, the antibacterial lining aluminum plate applied to the household appliance disclosed in the embodiment of the present invention has more excellent adhesion, hardness, antibacterial property and durable antibacterial property than the comparative example product; the addition of aluminum dihydroxyaminoacetate, 3-allylbenzothiazolium bromide and bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane is advantageous for improving the above properties.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. An antibacterial lining aluminum plate applied to household appliances is characterized by comprising an aluminum plate and an antibacterial coating coated on the surface of the aluminum plate; the antibacterial coating comprises the following components in parts by weight: 45-65 parts of N- [4- (sulfamide) phenyl ] acrylamide/brominated 3-allyl benzothiazole/N-trimethylolpropane methacrylamide/glycidyl methacrylate copolymer, 4-6 parts of 2, 2-bis [4- (4-aminophenoxy) phenyl ] -1,1,1,3,3, 3-hexafluoropropane, 0.8-1.2 parts of dihydroxyaminoacetic acid aluminum, 10-15 parts of filler, 1-2 parts of dispersant, 0.5-1.5 parts of defoamer, 0.3-0.8 part of flatting agent and 40-50 parts of solvent.
2. The antibacterial lining aluminum plate for household appliances according to claim 1, wherein the aluminum plate has a thickness of not more than 1 mm.
3. The antibacterial aluminum lining plate applied to household appliances according to claim 1, wherein the preparation method of the N- [4- (sulfonamide) phenyl ] acrylamide/brominated 3-allylbenzothiazole/N-trimethylol methacrylamide/glycidyl methacrylate copolymer comprises the following steps:
step S101, adding N- [4- (sulfamide) phenyl ] acrylamide, brominated 3-allylbenzothiazole Pulsatilla, N-trimethylol methacrylamide, glycidyl methacrylate and an initiator into a high boiling point solvent, stirring and reacting for 4-6 hours at 50-65 ℃ in an inert gas atmosphere, then precipitating in water, washing the precipitated polymer for 3-6 times by using ethanol, and finally drying in a vacuum drying oven at 85-95 ℃ to constant weight;
step S102, soaking the polymer prepared in the step S101 in a malic acid aqueous solution at 50-60 ℃ for 18-24 hours, taking out, washing with water for 3-6 times, and finally drying in a vacuum drying oven at 85-95 ℃ to constant weight.
4. The aluminum plate for an antibacterial lining of an electric appliance according to claim 3, wherein the mass ratio of the N- [4- (sulfonamide) phenyl ] acrylamide, the brominated 3-allylbenzothiazole, the N-trimethylol methacrylamide, the glycidyl methacrylate, the initiator and the high boiling point solvent in the step S101 is (3-5):1 (2-3): 0.8-1.2): 0.07-0.1): 25-40.
5. The antibacterial aluminum lining plate for household appliances according to claim 3, wherein the initiator is azobisisobutyronitrile; the high boiling point solvent is at least one of dimethyl sulfoxide, N-dimethylformamide and N-methylpyrrolidone; the inert gas is any one of nitrogen, helium, neon and argon.
6. The antibacterial aluminum lining plate applied to household appliances according to claim 3, wherein the mass ratio of the polymer to the malic acid aqueous solution in the step S102 is 1 (8-12); the mass percentage concentration of the malic acid aqueous solution is 15-25%.
7. The antibacterial lining aluminum plate applied to household appliances according to claim 1, wherein the filler is at least one of double-flying powder, titanium dioxide and light calcium carbonate; the leveling agent is one or more of a polyacrylate leveling agent, a cellulose acetate butyrate leveling agent and a polyvinyl butyral leveling agent.
8. The antibacterial lining aluminum plate applied to household appliances according to claim 1, wherein the dispersant is sodium hexametaphosphate and/or sodium polycarboxylate; the antifoaming agent is one or more of tributyl phosphate, antifoaming agent Demodex 3100 and antifoaming agent BYK 088.
9. The antibacterial aluminum lining plate applied to household appliances according to claim 1, wherein the solvent is one or more of cyclohexanone, methyl isobutyl ketone, N-methyl pyrrolidone and propylene glycol methyl ether.
10. A method for preparing an antibacterial aluminum lining plate for home appliances according to any one of claims 1 to 9, comprising the steps of: the components of the antibacterial coating are uniformly mixed according to parts by weight, then the antibacterial coating is coated on an aluminum plate, and the antibacterial coating is dried at the temperature of 60-80 ℃ to constant weight.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111670747.4A CN114133821A (en) | 2021-12-31 | 2021-12-31 | Antibacterial lining aluminum plate applied to household appliances and preparation method thereof |
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| CN202111670747.4A CN114133821A (en) | 2021-12-31 | 2021-12-31 | Antibacterial lining aluminum plate applied to household appliances and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114823024A (en) * | 2022-04-21 | 2022-07-29 | 宁波元辰新材料有限公司 | Neodymium iron boron permanent magnet material |
| CN115232542A (en) * | 2022-07-21 | 2022-10-25 | 宁波爱甬新材料科技有限公司 | Graphene anticorrosive paint and preparation method thereof |
-
2021
- 2021-12-31 CN CN202111670747.4A patent/CN114133821A/en not_active Withdrawn
Non-Patent Citations (1)
| Title |
|---|
| 贺英等: "《涂料树脂化学》", 31 August 2007, 化学工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114823024A (en) * | 2022-04-21 | 2022-07-29 | 宁波元辰新材料有限公司 | Neodymium iron boron permanent magnet material |
| CN115232542A (en) * | 2022-07-21 | 2022-10-25 | 宁波爱甬新材料科技有限公司 | Graphene anticorrosive paint and preparation method thereof |
| CN115232542B (en) * | 2022-07-21 | 2024-01-02 | 宁波爱甬新材料科技有限公司 | Graphene anticorrosive paint and preparation method thereof |
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Application publication date: 20220304 |