CN103937306A - Bactericidal rustproof coating and preparation method thereof - Google Patents

Abstract

The invention relates to a bactericidal rustproof coating, which is prepared from the following raw materials by weight part: 47-53 of hydroxy acrylic resin, 9-13 of trimethylolpropane triacrylate, 1-2 of propylene glycol alginate, 2-3 of sodium fluosilicate, 3-5 of aluminum tripolyphosphate, 5-7 of vinyl chloride resin, 1-3 of polyvinyl butyral, 6-9 of titanium dioxide, 3-6 of microcrystalline cellulose, 3-5 of aluminum oxide, 4-8 of fumed silica, 6-8 of butyl glycidyl ether, 4-6 of acetic acid, 16-19 of ethyl acetate, 2-3 of emulsified silicone oil, and 4-6 of an adhesion assistant. With the characteristics of fast drying, and compact and smooth paint film, the coating provided by the invention also has the advantages of good dielectric properties, varying set shrinkage, good product dimensional stability, high hardness, good flexibility, and stability to alkali and most solvents. By adding titanium dioxide and sodium silicofluoride, the coating has bactericidal, anti-corrosion and rustproof functions, and also can eliminate organic pollutants by catalytic oxidation, thus being in favor of environmental protection.

Description

A kind of sterilization rust proof paint and preparation method thereof

Technical field

The invention belongs to paint field, relate in particular to a kind of sterilization rust proof paint and preparation method thereof.

Background technology

The use field of coating is a lot of now, owing to being often exposed among atmosphere, be subject to the erosion of oxygen, moisture etc., easily cause the phenomenons such as corrosion of metal, foxy, cement weathering, along with the raising of people's living standard, requirement to coating each side all increases, especially the requirement of the aspects such as performance such as the hardness to coating, wear resistance, fullness ratio, shock-resistance, ageing resistance, anticorrosion, waterproof, grease proofing, chemicals-resistant, fast light, heatproof is more and more higher, therefore needs the more progressive coating of research to meet people's needs.

Summary of the invention

The object of the present invention is to provide a kind of sterilization rust proof paint and preparation method thereof, this coating has fast drying, the fine and close smooth feature of paint film, also there are dielectric properties good, set shrinking percentage is little, product size good stability, and hardness is high, snappiness is better, to the feature of alkali and most of solvent-stable.

Technical scheme of the present invention is as follows:

A kind of sterilization rust proof paint, is characterized in that being made up of the raw material of following weight part: Hydroxylated acrylic resin 47-53, Viscoat 295 9-13, propylene glycol alginate 1-2, Sodium Silicofluoride 2-3, aluminium triphosphate 3-5, vinyl chloride resin 5-7, polyvinyl butyral acetal 1-3, titanium dioxide 6-9, Microcrystalline Cellulose 3-6, aluminum oxide 3-5, aerosil 4-8, butylglycidyl ether 6-8, acetic acid 4-6, vinyl acetic monomer 16-19, silicone emulsion 2-3, adhere to auxiliary agent 4-6;

The described auxiliary agent that adheres to is made up of the raw material of following weight part: isobornyl acrylate 5-7, Viscoat 295 5-7, lauryl acrylate 4-7, chloroprene rubber 6-8, polyester glycol 7-9, polyphenylene oxide 2-3, aluminium hydroxide 0.1-0.2, alcohol ester 12 film coalescence aid 5-7, titanate coupling agent TMC-TTS0.6-1, calcium naphthenate 1-2, ethylene dichloride 8-13, methylethylketone 8-11, isocyanic ester 2-3, ethyl acetate 5-8, toxilic acid 1-2, urethane acrylate 4-5; Making method is: methylethylketone, ethylene dichloride, ethyl acetate are mixed, under 4000-6000 rev/min, add Viscoat 295, chloroprene rubber, after dissolving, add again isobornyl acrylate, lauryl acrylate, polyester glycol, stir 40-60 minute, add other remaining components, be heated to 80-90 DEG C, stirring reaction 40-60 minute, to obtain final product.

The preparation method of described sterilization rust proof paint, is characterized in that comprising the following steps:

(1) prepare A component: acetic acid, vinyl acetic monomer are mixed, under 4000-6000 rev/min, add aerosil, Microcrystalline Cellulose, stir 10-15 minute, add again polyvinyl butyral acetal, Hydroxylated acrylic resin, vinyl chloride resin, stir 1-2 hour, ultrasonic dispersion 5-8 minute, makes A component;

(2) prepare B component: in airtight agitator, butylglycidyl ether, Viscoat 295 are mixed, under 4000-6000 rev/min, add titanium dioxide, stir 30-50 minute, disperse and be ground to fineness≤70 μ m, making B component;

(3) other remaining components are mixed, add A component and B component, stir 30-40 minute, to obtain final product.

Beneficial effect of the present invention

Coating of the present invention has fast drying, and the fine and close smooth feature of paint film, also has dielectric properties good, and set shrinking percentage is little, product size good stability, and hardness is high, and snappiness is better, to the feature of alkali and most of solvent-stable.

By adding titanium dioxide, Sodium Silicofluoride, there is the antirust function of sterilization and anticorrosion, and can remove organic pollutant by catalyzed oxidation, be conducive to environmental protection.

Embodiment

A kind of sterilization rust proof paint, by following weight part (kilogram) raw material make: Hydroxylated acrylic resin 50, Viscoat 295 11, propylene glycol alginate 1.5, Sodium Silicofluoride 2.5, aluminium triphosphate 4, vinyl chloride resin 6, polyvinyl butyral acetal 2, titanium dioxide 7, Microcrystalline Cellulose 4, aluminum oxide 4, aerosil 6, butylglycidyl ether 7, acetic acid 5, vinyl acetic monomer 17, silicone emulsion 2.6, adhere to auxiliary agent 5;

Described adhere to auxiliary agent by following weight part (kilogram) raw material make: isobornyl acrylate 6, Viscoat 295 6, lauryl acrylate 6, chloroprene rubber 7, polyester glycol 8, polyphenylene oxide 2.5, aluminium hydroxide 0.2, alcohol ester 12 film coalescence aid 6, titanate coupling agent TMC-TTS0.8, calcium naphthenate 1.5, ethylene dichloride 11, methylethylketone 9, isocyanic ester 2.5, ethyl acetate 6, toxilic acid 1.5, urethane acrylate 4.5; Making method is: methylethylketone, ethylene dichloride, ethyl acetate are mixed, under 5000 revs/min, add Viscoat 295, chloroprene rubber, after dissolving, add again isobornyl acrylate, lauryl acrylate, polyester glycol, stir 50 minutes, add other remaining components, be heated to 85 DEG C, stirring reaction 50 minutes, to obtain final product.

The preparation method of described sterilization rust proof paint, comprises the following steps:

(1) prepare A component: acetic acid, vinyl acetic monomer are mixed, under 5000 revs/min, add aerosil, Microcrystalline Cellulose, stir 13 minutes, add again polyvinyl butyral acetal, Hydroxylated acrylic resin, vinyl chloride resin, stir 1.5 hours, ultrasonic dispersion 6 minutes, makes A component;

(2) prepare B component: in airtight agitator, butylglycidyl ether, Viscoat 295 are mixed, under 5000 revs/min, add titanium dioxide, stir 40 minutes, disperseing and being ground to fineness is 50 μ m, makes B component;

(3) other remaining components are mixed, add A component and B component, stir 35 minutes, to obtain final product.

This coating artificial ageing resistance 3400 hours, coating thicknesses of layers under the prerequisite that keeps low-luster and high-wearing feature reaches more than 30 microns, and sticking power is 1 grade, resistance to impact shock >=50kgcm, snappiness is 1mm.

Claims (2)

1. a sterilization rust proof paint, is characterized in that being made up of the raw material of following weight part: Hydroxylated acrylic resin 47-53, Viscoat 295 9-13, propylene glycol alginate 1-2, Sodium Silicofluoride 2-3, aluminium triphosphate 3-5, vinyl chloride resin 5-7, polyvinyl butyral acetal 1-3, titanium dioxide 6-9, Microcrystalline Cellulose 3-6, aluminum oxide 3-5, aerosil 4-8, butylglycidyl ether 6-8, acetic acid 4-6, vinyl acetic monomer 16-19, silicone emulsion 2-3, adhere to auxiliary agent 4-6;

The described auxiliary agent that adheres to is made up of the raw material of following weight part: isobornyl acrylate 5-7, Viscoat 295 5-7, lauryl acrylate 4-7, chloroprene rubber 6-8, polyester glycol 7-9, polyphenylene oxide 2-3, aluminium hydroxide 0.1-0.2, alcohol ester 12 film coalescence aid 5-7, titanate coupling agent TMC-TTS0.6-1, calcium naphthenate 1-2, ethylene dichloride 8-13, methylethylketone 8-11, isocyanic ester 2-3, ethyl acetate 5-8, toxilic acid 1-2, urethane acrylate 4-5; Making method is: methylethylketone, ethylene dichloride, ethyl acetate are mixed, under 4000-6000 rev/min, add Viscoat 295, chloroprene rubber, after dissolving, add again isobornyl acrylate, lauryl acrylate, polyester glycol, stir 40-60 minute, add other remaining components, be heated to 80-90 DEG C, stirring reaction 40-60 minute, to obtain final product.

2. the preparation method of sterilization rust proof paint according to claim 1, is characterized in that comprising the following steps:

(1) prepare A component: acetic acid, vinyl acetic monomer are mixed, under 4000-6000 rev/min, add aerosil, Microcrystalline Cellulose, stir 10-15 minute, add again polyvinyl butyral acetal, Hydroxylated acrylic resin, vinyl chloride resin, stir 1-2 hour, ultrasonic dispersion 5-8 minute, makes A component;

(2) prepare B component: in airtight agitator, butylglycidyl ether, Viscoat 295 are mixed, under 4000-6000 rev/min, add titanium dioxide, stir 30-50 minute, disperse and be ground to fineness≤70 μ m, making B component;

(3) other remaining components are mixed, add A component and B component, stir 30-40 minute, to obtain final product.