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Automobile spray paint formula easy to defoam and manufacturing method of automobile spray paint formula

A technology of methyl ethyl ketone and sec-butyl acetate, which is applied to rosin coatings and coatings, can solve problems such as poor defoaming of spray paint, and achieve the effect of preventing delays in construction and ensuring rapidity

Inactive Publication Date: 2017-04-05
孙正国
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The invention solves the problem of poor defoaming of the existing automobile spray paint, and invents a formula improved by using a foam breaker and a manufacturing method thereof

Method used

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Examples

Experimental program
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Effect test

Embodiment Construction

[0011] 15 kg of sec-butyl acetate, 15 kg of methyl ethyl ketone, 5 kg of isopropanol, 5 kg of oxidized castor oil, 20 kg of 1 / 16 second nitrocellulose, 2 kg of high-efficiency matting powder, 30 kg of modified rosin resin, 5 kg of matting wax paste kg, 0.2 kg of antifoaming polysiloxane and polyethylene glycol hydrophobic solid mixture. Add sec-butyl acetate, methyl ethyl ketone, isopropanol, oxidized castor oil, and 1 / 16 second nitrocellulose in sequence, and continue stirring for 30 minutes. After the nitrocellulose is completely dissolved, add modified rosin resin, continue stirring for 30 minutes, and finally add High-efficiency matting powder, matting wax slurry, anti-foaming polysiloxane and polyethylene glycol hydrophobic solid mixture, just stir for 5 minutes.

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PUM

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Abstract

The invention relates to an automobile spray paint formula easy to defoam and a manufacturing method of the automobile spray paint formula. The manufacturing method comprises the steps that sec-butyl acetate, methyl ethyl ketone, isopropanol, oxidation castor oil and 1 / 16 second nitro-cotton are added, stirring is continuously conducted for 30 min, and after the nitro-cotton is completely dissolved, modified rosin resin is added, and stirring is continuously conducted for 30 min; and finally, an efficient matting agent, non-matting wax pulp and a defoaming polysiloxane and polyethylene glycol hydrophobicity solid mixture are added, and stirring is conducted for 5 min. An application method comprises the steps that a nitro coating and banana oil are mixed according to the proportion of 7:3 and evenly stirred and then can be used for spraying. The 1 / 16 second nitro-cotton and modified rosin resin polymer is the main film forming substance of the coating, the sec-butyl acetate, the methyl ethyl ketone, the isopropanol and the oxidation castor oil are primary solvents for dissolving the nitro-cotton, the defoaming polysiloxane and polyethylene glycol hydrophobicity solid mixture is a main additive for eliminating coating bubbles, the surface tension of the bubbles can be changed, and the bubbles are rapidly broken.

Description

technical field [0001] The invention relates to the field of chemical paint manufacturing, in particular to a formula for improving the defoaming performance of automobile spray paint and a manufacturing method thereof. Background technique [0002] Nowadays, the car spray paints on the market generally have the problems of high viscosity and unsatisfactory defoaming effect. After stirring, a large number of bubbles are prone to appear, and it needs to be left for a long time to defoam, which will affect the construction time of nitro paint and also easily affect the car. The beauty of the surface. Contents of the invention [0003] The invention solves the problem of poor defoaming of the existing automobile spray paint, and invents a formula improved by using a foam breaker and a manufacturing method thereof. [0004] The technical solution of the present invention is a formula for solving the problem of defoaming of automobile spray paint and its manufacturing method, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D193/04C09D101/18C09D7/12C09D7/00
Inventor 孙正国
Owner 孙正国
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