CN104109435A - Green antibacterial coating - Google Patents

Abstract

The invention discloses a green antibacterial coating, which is characterized by being composed of the following raw materials by weight part: 53-60 of an acrylate emulsion, 0.5-1 of artemisia argyi oil, 2.1-3 of bromohexadecyl pyridine, 0.1-0.2 of tributyl phosphate, 1.2-2 of sodium lactate, 0.5-1.3 of isopropyl myristate, 16.3-20 of light calcium carbonate, 1.2-2 of sodium silicate, 1.6-2 of n-Dodecanol ester, 4-7 of a film-forming additive, and 24-40 of deionized water. The coating provided by the invention has good antibacterial properties, soft texture, high weather resistance, scrub resistance, strong adhesion, good coating stability, safety and environmental protection, is especially suitable to serve as an interior wall coating, and has strong anti-cracking performance.

Description

A kind of antibacterial green coating

Technical field

The present invention relates generally to paint field, relates in particular to a kind of antibacterial green coating.

Background technology

Wall vinylformic acid gloss emulsion paint, it is all thin coating, it take organic polymer material as main film forming substance, add different pigment, filler and aggregate and the scumbling material made, have water-fast, acidproof, alkaline-resisting, the features such as freeze-thaw-, the function imperfection that current coating on the market has, there is defect, the main drawback of this coating is that painting film elasticity is easily aging, cause extensibility to decline, can not effectively protect the intensity of wall plaster bottom, thereby produce metope cracking, come off, not only affect buildings attractive in appearance, and metope cracking, cause metope to leak.

Summary of the invention

The object of the invention is just to provide a kind of antibacterial green coating.

The present invention is achieved by the following technical solutions:

An antibacterial green coating, is characterized in that what it was comprised of the raw material of following weight parts:

Acrylic ester emulsion 53-60, mugwort oil 0.5-1, bromohexadecane yl pyridines 2.1-3, tributyl phosphate 0.1-0.2, Sodium.alpha.-hydroxypropionate 1.2-2, Isopropyl myristate 0.5-1.3, light calcium carbonate 16.3-20, water glass 1.2-2, Lauryl Alcohol ester 1.6-2, film coalescence aid 4-7, deionized water 24-40;

Described film coalescence aid is comprised of the raw material of following weight parts:

Acrylate 12-20, Amino Trimethylene Phosphonic Acid 1-2, disodium ethylene diamine tetraacetate 2-3, aminopropyl triethoxysilane 0.1-1, Oleum Hippophae 1-2, Potassium Persulphate 0.7-2, water 50-60;

Acrylate is mixed with aminopropyl triethoxysilane, be uniformly mixed 4-7 minute at 50-60 ℃, join in above-mentioned water, under agitation condition, add Potassium Persulphate, stir;

Disodium ethylene diamine tetraacetate is mixed with Amino Trimethylene Phosphonic Acid, after stirring, add Oleum Hippophae, at 50-60 ℃, be uniformly mixed 3-5 minute, be cooled to normal temperature;

Each raw material after above-mentioned processing is mixed with each raw material of residue, and 800-1000 rev/min of dispersed with stirring 20-30 minute, obtains described film coalescence aid.

A preparation method for antibacterial green coating, comprises the following steps:

Light calcium carbonate is mixed with water glass, after stirring, add Lauryl Alcohol ester, at 30-40 ℃, be uniformly mixed 5-10 minute, join in acrylic ester emulsion, rising temperature is 50-60 ℃, add bromohexadecane yl pyridines, 200-300 rev/min of dispersed with stirring 10-20 minute, adds each raw material of residue, 600-700 rev/min of dispersed with stirring 30-40 minute, through sand mill, be ground to fineness 10-15 μ m, filter, obtain described antibacterial green coating.

Advantage of the present invention is:

Coating of the present invention has good germ resistance, and texture is soft, has higher weather resisteant, brushing resistance, strong adhesion, coating good stability, and safety and environmental protection, is particularly suitable for doing interior wall coating, and splitting resistance is strong.

Embodiment

Embodiment 1

An antibacterial green coating, it is comprised of the raw material of following weight parts:

Acrylic ester emulsion 60, mugwort oil 0.5, bromohexadecane yl pyridines 2.1, tributyl phosphate 0.2, Sodium.alpha.-hydroxypropionate 1.2-, Isopropyl myristate 1.3, light calcium carbonate 16.3, water glass 1.2, Lauryl Alcohol ester 1.6, film coalescence aid 4-7, deionized water 40;

Described film coalescence aid is comprised of the raw material of following weight parts:

Acrylate 20, Amino Trimethylene Phosphonic Acid 2, disodium ethylene diamine tetraacetate 2, aminopropyl triethoxysilane 0.1, Oleum Hippophae 1-2, Potassium Persulphate 0.7, water 60;

Acrylate is mixed with aminopropyl triethoxysilane, be uniformly mixed 7 minutes at 60 ℃, join in above-mentioned water, under agitation condition, add Potassium Persulphate, stir;

Disodium ethylene diamine tetraacetate is mixed with Amino Trimethylene Phosphonic Acid, after stirring, add Oleum Hippophae, at 60 ℃, be uniformly mixed 5 minutes, be cooled to normal temperature;

Each raw material after above-mentioned processing is mixed with each raw material of residue, and 1000 revs/min of dispersed with stirring 30 minutes, obtain described film coalescence aid.

A preparation method for antibacterial green coating, comprises the following steps:

Light calcium carbonate is mixed with water glass, after stirring, add Lauryl Alcohol ester, at 40 ℃, be uniformly mixed 10 minutes, join in acrylic ester emulsion, rising temperature is 60 ℃, add bromohexadecane yl pyridines, 300 revs/min of dispersed with stirring 20 minutes, add each raw material of residue, 700 revs/min of dispersed with stirring 40 minutes, through sand mill, be ground to fineness 15 μ m, filter, obtain described antibacterial green coating.

Using method:

Coating of the present invention, when construction, requires building wall to want water in advance mud putty to criticize flat, dry, and brushing back cover coating 1-2 road is dry, then, sprays coating of the present invention, and thickness is that 2-3 millimeter is advisable, and then with grain roller, carries out roll-in at once;

Performance test:

Paint film appearance is full, smooth, good without lump, glossiness;

Water tolerance: 200h is without extremely;

Acid resistance: 240h is without extremely;

Alkali resistance: 200h is without extremely;

Low-temperature stability: 3 circulations are never degenerated;

Artificial ageing resistance test: 1000 hours non-foaming, do not peel off, flawless.

Claims (2)

1. an antibacterial green coating, is characterized in that what it was comprised of the raw material of following weight parts:

Acrylic ester emulsion 53-60, mugwort oil 0.5-1, bromohexadecane yl pyridines 2.1-3, tributyl phosphate 0.1-0.2, Sodium.alpha.-hydroxypropionate 1.2-2, Isopropyl myristate 0.5-1.3, light calcium carbonate 16.3-20, water glass 1.2-2, Lauryl Alcohol ester 1.6-2, film coalescence aid 4-7, deionized water 24-40;

Described film coalescence aid is comprised of the raw material of following weight parts:

Acrylate 12-20, Amino Trimethylene Phosphonic Acid 1-2, disodium ethylene diamine tetraacetate 2-3, aminopropyl triethoxysilane 0.1-1, Oleum Hippophae 1-2, Potassium Persulphate 0.7-2, water 50-60;

Acrylate is mixed with aminopropyl triethoxysilane, be uniformly mixed 4-7 minute at 50-60 ℃, join in above-mentioned water, under agitation condition, add Potassium Persulphate, stir;

Disodium ethylene diamine tetraacetate is mixed with Amino Trimethylene Phosphonic Acid, after stirring, add Oleum Hippophae, at 50-60 ℃, be uniformly mixed 3-5 minute, be cooled to normal temperature;

Each raw material after above-mentioned processing is mixed with each raw material of residue, and 800-1000 rev/min of dispersed with stirring 20-30 minute, obtains described film coalescence aid.

2. a preparation method for antibacterial green coating as claimed in claim 1, is characterized in that comprising the following steps:

Light calcium carbonate is mixed with water glass, after stirring, add Lauryl Alcohol ester, at 30-40 ℃, be uniformly mixed 5-10 minute, join in acrylic ester emulsion, rising temperature is 50-60 ℃, add bromohexadecane yl pyridines, 200-300 rev/min of dispersed with stirring 10-20 minute, adds each raw material of residue, 600-700 rev/min of dispersed with stirring 30-40 minute, through sand mill, be ground to fineness 10-15 μ m, filter, obtain described antibacterial green coating.