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Water-based paint remover for plastics and preparation method of water-based paint remover

A paint remover and water-based technology, which is applied in the field of plastic water-based paint remover and its preparation, can solve the problems of easily damaged object substrates, high labor intensity, low paint removal rate, etc., achieve good paint removal effect, stable product performance, The effect of excellent performance

Inactive Publication Date: 2017-10-20
上海永泉化工科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The traditional paint removal method adopts sandblasting, manual eradication, etc., which is not only labor-intensive, but also has poor effect, and it is easy to damage the substrate of the object
my country began to produce the first generation of paint remover products in the late 1970s, but it has many problems such as low paint removal rate, flammability, and high toxicity.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] Weigh 33KG of benzyl alcohol, 6KG of triethanolamine, 6KG of ethanolamine, 5KG of potassium hydroxide, 10KG of ethylene glycol monobutyl ether, 2KG of JFC (fatty alcohol polyoxyethylene ether), and 10KG of water, and add the above materials into a closed In the reaction kettle, stir at normal temperature for 30-50 minutes, stir evenly, store the stirred finished product in a sealed container, and obtain the plastic water-based paint remover of the present invention.

Embodiment 2

[0027] Weigh 43KG of benzyl alcohol, 15KG of triethanolamine, 15KG of ethanolamine, 10KG of potassium hydroxide, 20KG of ethylene glycol monobutyl ether, 5KG of JFC (fatty alcohol polyoxyethylene ether), and 20KG of water, and add the above materials into a closed In the reaction kettle, stir at normal temperature for 30-50 minutes, stir evenly, store the stirred finished product in a sealed container, and obtain the plastic water-based paint remover of the present invention.

Embodiment 3

[0029] Weigh 38KG of benzyl alcohol, 10KG of triethanolamine, 10KG of ethanolamine, 7.5KG of potassium hydroxide, 15KG of ethylene glycol monobutyl ether, 3.5KG of JFC (fatty alcohol polyoxyethylene ether), and 15KG of water, and add the above materials into the mixer In a sealed reaction kettle, stir at normal temperature for 30-50 minutes. After stirring evenly, store the stirred finished product in a sealed container to obtain the plastic water-based paint remover of the present invention.

[0030] When using the paint remover of the present invention to remove paint, the temperature used may be within the range of 40°C-80°C, preferably within the range of 50°C-60°C. The paint stripping time is shorter in the preferred range, because in the preferred range, the high polymer in the paint film to be stripped is in an inert state, its mobility is low, the gap is stable, and the paint remover molecules are easy to penetrate into the bottom of the paint film and the paint strippi...

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PUM

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Abstract

The invention discloses a water-based paint remover for plastics and a preparation method of the water-based paint remover. The water-based paint remover for the plastics is prepared from components in parts by weight as follows: 33-43 parts of benzyl alcohol, 6-15 parts of triethanolamine, 6-15 parts of ethanolamine, 5-10 parts of potassium hydroxide, 10-20 parts of ethylene glycol monobutyl ether, 2-5 parts of JFC (fatty alcohol polyoxyethylene ether) and 10-20 parts of water. The preparation method of the water-based paint remover comprises the steps as follows: benzyl alcohol, triethanolamine, ethanolamine, potassium hydroxide, ethylene glycol monobutyl ether, JFC and water are added to a sealed reactor with a stirrer and stirred at room temperature for 30-50 minutes, and a finished product is stored in a sealed container after uniform stirring. The water-based paint remover has the beneficial effects as follows: a preparation process is simple, low in cost, green and environment-friendly; the paint remover product is convenient to use, good in paint removing performance and good in stability, and cannot damage a base layer of an object.

Description

technical field [0001] The invention relates to the technical field of paint removers, in particular to a plastic water-based paint remover with environmental protection, simple process, good stability and excellent performance and a preparation method thereof. Background technique [0002] With the rapid development of my country's automobile industry, household appliances, electronic information and other industries, plastic products have become an indispensable part of people's lives. These plastic products include digital home appliances, auto parts and interior decorations, modeling handicrafts, hangers for spraying factories, etc. Due to the comprehensive performance and decorative requirements of the product, it is necessary to spray organic coatings of various colors. Due to factors such as operating technology or pre-treatment during the coating process of these products and accessories, some products may have poor adhesion, blistering, color deviation and other de...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D9/04
CPCC09D9/04
Inventor 华玉记
Owner 上海永泉化工科技有限公司
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