CN103937349A - Anti-fungus and anti-mildew paint and preparation method - Google Patents

Abstract

The invention relates to an anti-fungus and anti-mildew paint, which comprises the following raw materials by weight: 35-40 parts of thermosetting acrylic resin, 10-14 parts of EVA resin, 16-20 parts of polyurethane resin, 6-7 parts of aluminium powder, 4-6 parts of titanate coupling agent, 2-4 parts of triallyl isocyanurate, 1-2 parts of lanthana, 1-2 parts of methylisothiazolinone, 2-3 parts of starch microspheres, 4-6 parts of acetone, 6-8 parts of ethanol, 8-10 parts of n-butyl acetate, 6-10 parts of organic bentonite and 4-6 parts of auxiliary agent. The paint has the advantages of excellent fullness, luster, hardness, solvent resistance, weatherability, no changing for color while roasting at high temperature and non brightness reversion; by adding EVA resin, flexibility of the paint is increased, and the transparency, chemical stability, aging resistance and ozone resistance strength of the paint are good, the pain has good anti-fungus and anti-mildew effects, and is suitable for spraying on the automobiles, and the paint has the characteristics of high glossiness and durable performance.

Description

A kind of antibiotic fungus-resisting paint and preparation method thereof

Technical field

The invention belongs to paint field, relate in particular to a kind of antibiotic fungus-resisting 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 antibiotic fungus-resisting paint and preparation method thereof, this coating has excellent fullness ratio, gloss, hardness, solvent resistance, weathering resistance, nondiscoloration in the time of high bake, brightness reversion not; Anti-aging and resistance to ozone intensity is good, and antimildew and antibacterial, is applicable to vehicle spray painting, and glossiness is high, durable in use.

Technical scheme of the present invention is as follows:

A kind of antibiotic fungus-resisting paint, is characterized in that being made up of the raw material of following weight part: thermosetting acrylic resin 35-40, eva resin 10-14, urethane resin 16-20, aluminium powder 6-7, titanate coupling agent 4-6, cyanacrylate 2-4, lanthanum trioxide 1-2, methylisothiazolinone 1-2, spherex 2-3, acetone 4-6, ethanol 6-8, N-BUTYL ACETATE 8-10, organobentonite 6-10, adhere to auxiliary agent 4-6;

The described auxiliary agent that adheres to is made up of the raw material of following weight part: thiosinamine 0.2-0.3, Silane coupling agent KH550 0.4-0.6, butyl acrylate 3-5,1,6 hexanediol diacrylate 4-7, urethane resin 6-8, chlorinated polypropylene 7-9, Tenox PG 2-3, tripoly phosphate sodium STPP 2-3, dicumyl peroxide 0.1-0.2, Isooctyl acrylate monomer 5-7, ethyl acetate 10-15, propyl carbinol 10-15, oleum lini 1-2, wet nurse fruit oily 1-2, succsinic acid 0.2-0.3; Making method is: ethyl acetate, propyl carbinol, oleum lini, wet nurse fruit oil are mixed, under 3000-4000 rev/min, add urethane resin, chlorinated polypropylene, after dissolving, add again butyl acrylate, 1,6-hexanediyl ester, stir 20-30 minute, add other remaining components, be heated to 80-90 DEG C, stirring reaction 30-50 minute, to obtain final product.

The preparation method of described antibiotic fungus-resisting paint, is characterized in that comprising the following steps:

(1) prepare A component: ethanol, N-BUTYL ACETATE are mixed, under 4000-6000 rev/min, add spherex, stir 10-15 minute, then add thermosetting acrylic resin, eva resin, stir 1-2 hour, ultrasonic dispersion 6-9 minute, makes A component;

(2) prepare B component: in airtight agitator, urethane resin, acetone are mixed, under 4000-6000 rev/min, add lanthanum trioxide, stir 20-30 minute, disperse and be ground to fineness≤50 μ m, make B component;

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

Beneficial effect of the present invention

Coating of the present invention has excellent fullness ratio, gloss, hardness, solvent resistance, weathering resistance, nondiscoloration in the time of high bake, brightness reversion not; By adding eva resin, increase the flexibility of coating, the transparency, chemical stability, anti-aging and resistance to ozone intensity is good, and coating also has good antimildew and antibacterial effect, is applicable to vehicle spray painting, and glossiness is high, durable in use.

Embodiment

A kind of antibiotic fungus-resisting paint, by following weight part (kilogram) raw material make: thermosetting acrylic resin 38, eva resin 12, urethane resin 18, aluminium powder 6.5, titanate coupling agent 5, cyanacrylate 3, lanthanum trioxide 1.5, methylisothiazolinone 1.5, spherex 2.5, acetone 5, ethanol 7, N-BUTYL ACETATE 9, organobentonite 8, adhere to auxiliary agent 5;

Described adhere to auxiliary agent by following weight part (kilogram) raw material make: thiosinamine 0.2, Silane coupling agent KH550 0.5, butyl acrylate 4,1,6 hexanediol diacrylate 5, urethane resin 7, chlorinated polypropylene 8, Tenox PG 2.5, tripoly phosphate sodium STPP 2.5, dicumyl peroxide 0.1, Isooctyl acrylate monomer 6, ethyl acetate 13, propyl carbinol 13, oleum lini 1.5, wet nurse fruit oil 1.5, succsinic acid 0.2; Making method is: ethyl acetate, propyl carbinol, oleum lini, wet nurse fruit oil are mixed, under 3500 revs/min, add urethane resin, chlorinated polypropylene, after dissolving, add again butyl acrylate, 1,6-hexanediyl ester, stir 25 minutes, add other remaining components, be heated to 85 DEG C, stirring reaction 40 minutes, to obtain final product.

The preparation method of described antibiotic fungus-resisting paint, comprises the following steps:

(1) prepare A component: ethanol, N-BUTYL ACETATE are mixed, under 5000 revs/min, add spherex, stir 13 minutes, then add thermosetting acrylic resin, eva resin, stir 1.5 hours, ultrasonic dispersion 8 minutes, makes A component;

(2) prepare B component: in airtight agitator, urethane resin, acetone are mixed, under 5000 revs/min, add lanthanum trioxide, stir 25 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, stir and grind to form slurry and get final product.

This coating artificial ageing resistance 3500 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 2mm.

Claims (2)

1. an antibiotic fungus-resisting paint, is characterized in that being made up of the raw material of following weight part: thermosetting acrylic resin 35-40, eva resin 10-14, urethane resin 16-20, aluminium powder 6-7, titanate coupling agent 4-6, cyanacrylate 2-4, lanthanum trioxide 1-2, methylisothiazolinone 1-2, spherex 2-3, acetone 4-6, ethanol 6-8, N-BUTYL ACETATE 8-10, organobentonite 6-10, adhere to auxiliary agent 4-6;

The described auxiliary agent that adheres to is made up of the raw material of following weight part: thiosinamine 0.2-0.3, Silane coupling agent KH550 0.4-0.6, butyl acrylate 3-5,1,6 hexanediol diacrylate 4-7, urethane resin 6-8, chlorinated polypropylene 7-9, Tenox PG 2-3, tripoly phosphate sodium STPP 2-3, dicumyl peroxide 0.1-0.2, Isooctyl acrylate monomer 5-7, ethyl acetate 10-15, propyl carbinol 10-15, oleum lini 1-2, wet nurse fruit oily 1-2, succsinic acid 0.2-0.3; Making method is: ethyl acetate, propyl carbinol, oleum lini, wet nurse fruit oil are mixed, under 3000-4000 rev/min, add urethane resin, chlorinated polypropylene, after dissolving, add again butyl acrylate, 1,6-hexanediyl ester, stir 20-30 minute, add other remaining components, be heated to 80-90 DEG C, stirring reaction 30-50 minute, to obtain final product.

2. the preparation method of antibiotic fungus-resisting paint according to claim 1, is characterized in that comprising the following steps:

(1) prepare A component: ethanol, N-BUTYL ACETATE are mixed, under 4000-6000 rev/min, add spherex, stir 10-15 minute, then add thermosetting acrylic resin, eva resin, stir 1-2 hour, ultrasonic dispersion 6-9 minute, makes A component;

(2) prepare B component: in airtight agitator, urethane resin, acetone are mixed, under 4000-6000 rev/min, add lanthanum trioxide, stir 20-30 minute, disperse and be ground to fineness≤50 μ m, make B component;

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