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Technology for manufacturing nano antibacterial inner wall paint

A manufacturing process and technology for interior wall coatings, applied in antifouling/underwater coatings, coatings, and biocide-containing paints, etc. The effect of high utilization rate, simple process and low cost

Inactive Publication Date: 2011-06-08
浙江无奇涂料股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the annual market demand is 50,000 to 100,000 tons, and there are only more than a dozen companies that can mass-produce antibacterial coatings, with an annual output of about 30,000 to 50,000 tons, which is only about 60% of the domestic market demand. The most important is the "direct use of nano-powder paint" process introduced from abroad at the end of the last century. The outstanding problems of this process are low slurry utilization rate, high cost, complicated process and environmental impact.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] A manufacturing process of nanometer antibacterial interior wall paint, including primary stirring of paint, sanding of paint, blending of paint, filtering of paint, screening of paint, nano slurry is added in the blending process of the paint, and the nano The slurry includes 89% of nano silicon dioxide, 6% of nano zinc oxide, 3% of nano amphiphobic agent, 1% of nano strengthening agent and 1% of nano antiaging agent. The nano-amphiphobic agent, nano-reinforcing agent, and nano-antiaging agent used are commercially available nano-auxiliaries, such as those produced by Beijing Shouchuang Nano Technology Co., Ltd.

[0014] The main functional technical indicators of the nano antibacterial interior wall paint manufactured by the above process are:

[0015] Antibacterial properties: Escherichia coli: 24 hours, antibacterial rate>99%; number of colonies <100 / ml;

[0016] Staphylococcus aureus: 24 hours, antibacterial rate >99%; colony count <100 / ml;

[0017] Scrub resista...

Embodiment 2

[0022] A manufacturing process of nanometer antibacterial interior wall paint, including primary stirring of paint, sanding of paint, blending of paint, filtering of paint, screening of paint, nano slurry is added in the blending process of the paint, and the nano The slurry includes 90% of nano silicon dioxide, 5% of nano zinc oxide, 2% of nano amphiphobic agent, 1% of nano strengthening agent and 2% of nano antiaging agent.

Embodiment 3

[0024] A manufacturing process of nanometer antibacterial interior wall paint, including primary stirring of paint, sanding of paint, blending of paint, filtering of paint, screening of paint, nano slurry is added in the blending process of the paint, and the nano The slurry includes 91% of nano silicon dioxide, 4% of nano zinc oxide, 1% of nano amphiphobic agent, 2% of nano strengthening agent and 2% of nano antiaging agent.

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PUM

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Abstract

The invention discloses a manufacture technology of a nano anti-bacterial interior wall paint, which comprises the steps of: the initial stirring, sanding, mixing, filtering and screening of the paint; nano paste is added in the mixing process of the paint, and the nano paste includes 89 percent to 91 percent of nano silicon dioxide, 4 percent to 6 percent of nano zinc oxide, 1 percent to 3 percent of nano double thinning agent, 1 percent to 3 percent of nano reinforcing agent and 1 percent to 3 percent of nano anti-aging agent. The utilization rate of the paste is high, the cost is low and the technology is simple and environment-friendly.

Description

technical field [0001] The invention relates to a manufacturing process of a wall paint, in particular to a manufacturing process of a nanometer antibacterial interior wall paint. Background technique [0002] With the development and progress of society and the improvement of material living standards, people have begun to consider the comfort and environmental protection of decorative materials, especially exterior wall latex paint, in the selection of building decoration materials for the reconstruction of residential buildings and other buildings and decoration. Multifunctional requirements are one of the important conditions for material selection. As an important product category in home decoration materials, coatings for building wall decoration directly reflect and affect the effect and function of home decoration. In recent years, the market demand for this type of products tends to be multi-functional, high added value and high-grade. Therefore, according to the d...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D7/12C09D5/14
Inventor 佘广连
Owner 浙江无奇涂料股份有限公司
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