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Coating construction method for anti-bacteria self-cleaning wall

A construction method, antibacterial and self-cleaning technology, applied in coatings, biocide-containing paints, antifouling/underwater coatings, etc., can solve problems such as hidden dangers to staff safety, regional disease infection, and impact on use effects, and achieve The formula is simple, not easy to peel and fall off, and the effect of easy construction

Active Publication Date: 2014-09-03
NINGBO HOBOS ENERGY CONSERVATION & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] During the use of the wall, it will inevitably absorb bacteria, dust and other dirt in the air, which not only causes surface pollution and even covers the original color, affecting its use effect, but more importantly, the bacteria on the wall etc., especially in public health places such as hospitals, it is very easy to spread diseases and cause the spread of regional diseases
If the wall is cleaned, high-altitude operations will be required when the wall is too high, which will bring certain safety hazards to the staff

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] The coating construction plan of a kind of antibacterial self-cleaning wall surface of this embodiment, used primer coating, intermediate coating and surface coating, its component and content are respectively as follows:

[0031] Primer coating: 6 parts of starch, 0.25 parts of hydrogen peroxide, 1.5 parts of carboxymethyl cellulose, 10 parts of silica sol, 30 parts of heavy calcium carbonate, and 30 parts of water;

[0032] Intermediate layer coating: 40 parts of hydroxyl acrylic resin, 0.25 parts of organic bentonite, 10 parts of ethyl acetate, 1.5 parts of dispersant Ehka-4050, 1.5 parts of defoamer BYK141.5 parts, 20 parts of titanium dioxide, 35 parts of talcum powder, 8 parts of butyl acetate share;

[0033] Top coat:

[0034] 45 parts of acrylic resin emulsion, 6 parts of titanium dioxide, 6 parts of lithopone, 8 parts of talcum powder, 3 parts of nano-silicon dioxide, 3 parts of nano-titanium dioxide, 1.5 parts of nano-zinc oxide, 0.6 parts of zinc stearate, a...

Embodiment 2

[0053] The coating construction plan of a kind of antibacterial self-cleaning wall surface of this embodiment, used primer coating, intermediate coating and surface coating, its component and content are respectively as follows:

[0054] Primer coating: 8 parts of starch, 0.5 parts of hydrogen peroxide, 1 part of carboxymethyl cellulose, 6 parts of silica sol, 32 parts of heavy calcium carbonate, 30 parts of water;

[0055] Intermediate layer coating: 35 parts of hydroxyl acrylic resin, 0.4 parts of organic bentonite, 6 parts of ethyl acetate, 1 part of dispersant Ehka-40501, 12 parts of defoamer BYK1412, 10 parts of titanium dioxide, 30 parts of talcum powder, 10 parts of butyl acetate;

[0056] Surface coating: 40 parts of acrylic resin emulsion, 7 parts of titanium dioxide, 7 parts of lithopone, 9 parts of talcum powder, 2 parts of nano silicon dioxide, 4 parts of nano titanium dioxide, 2 parts of nano zinc oxide, 1 part of zinc stearate , an appropriate amount of citric ac...

Embodiment 3

[0060] The coating construction plan of a kind of antibacterial self-cleaning wall surface of this embodiment, used primer coating, intermediate coating and surface coating, its component and content are respectively as follows:

[0061] Primer coating: 4 parts of starch, 0.02 parts of hydrogen peroxide, 3 parts of carboxymethyl cellulose, 12 parts of silica sol, 35 parts of heavy calcium carbonate, and 25 parts of water;

[0062] Intermediate layer coating: 45 parts of hydroxyl acrylic resin, 0.5 parts of organic bentonite, 10 parts of ethyl acetate, 2 parts of dispersant Ehka-40502, 12 parts of defoamer BYK1412, 20 parts of titanium dioxide, 35 parts of talcum powder, 10 parts of butyl acetate;

[0063] Surface coating: 50 parts of acrylic resin emulsion, 6 parts of titanium dioxide, 5 parts of lithopone, 7 parts of talcum powder, 2 parts of nano silicon dioxide, 2 parts of nano titanium dioxide, 2 parts of nano zinc oxide, 0.8 parts of zinc stearate , an appropriate amount ...

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PUM

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Abstract

The invention provides a coating construction method for an anti-bacteria self-cleaning wall. The method includes the following steps of processing a base layer, applying base paint, puttying, carrying out construction at a bottom layer, carrying out construction at a middle layer and constructing a face layer. Paint of the face layer comprises 40-50 parts of acrylic resin emulsion, 5-7 parts of titanium dioxide, 5-7 parts of lithopone, 7-10 parts of talcum powder, 2-4 parts of nanosilicon dioxide, 2-4 parts of nanometer titania, 1-2 parts of nano-zinc oxide, 0.1-1 part of stearic acid zinc salt, 0.1-0.3 part of citric acid, 0.05-0.15 part of rhenium oxide and 30-70 parts of water. The wall constructed in the method has certain sterilizing, anti-bacteria and self-cleaning functions, effectively reduces breeding of bacteria, viruses and the like on the wall, reduces spreading probability of pathogenic bacteria, has certain anti-fouling and self-cleaning functions and is long in cleaning cycle.

Description

technical field [0001] The invention relates to the technical field of coating construction, in particular to an antibacterial and self-cleaning wall surface coating construction method. Background technique [0002] During the use of the wall, it will inevitably absorb bacteria, dust and other dirt in the air, which not only causes surface pollution and even covers the original color, affecting its use effect, but more importantly, the bacteria on the wall The breeding of etc., especially public health places such as hospitals, is very easy to spread diseases, causing the infection of regional diseases. If the wall is cleaned, high-altitude operations are required when the wall is too high, which brings certain safety hazards to the staff. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide an antibacterial self-cleaning wall coating construction method for the above deficiencies in the prior art. The wall surface ...

Claims

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Application Information

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IPC IPC(8): E04F13/02C09D133/00C09D5/16C09D7/12C04B28/24
Inventor 程照
Owner NINGBO HOBOS ENERGY CONSERVATION & TECH
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