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Color paste for environment-friendly blackboard coating and preparation method of special maintenance coating for environment-friendly blackboard

A production method and coating technology, applied in the direction of pigment slurry, polyurea/polyurethane coating, coating, etc., can solve the problems of polluting the environment, long maintenance period, affecting the eyesight of students, etc.

Active Publication Date: 2010-05-26
CHONGQING SHUOAO TEACHING EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The types of blackboards in schools can be roughly divided into cement blackboards, frosted glass blackboards, wooden blackboards, and steel blackboards. At the same time, with the increase of use time, these blackboards are prone to early aging, paint drop, difficult to wipe clean, reflective, slipping and other problems, which seriously affect the school's teaching and writing effect, and long-term use will also cause problems. Affect students' eyesight

Method used

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  • Color paste for environment-friendly blackboard coating and preparation method of special maintenance coating for environment-friendly blackboard
  • Color paste for environment-friendly blackboard coating and preparation method of special maintenance coating for environment-friendly blackboard

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] The color paste is made from the following raw materials in parts by weight:

[0023] 15 parts of water-based polyurethane resin 2546, 10 parts of water-based polyurethane resin 2651, 7 parts of water-based polyurethane resin 2601, 1.2 parts of titanium dioxide, 1 part of carbon black, 5.7 parts of iron yellow, 1.5 parts of phthalocyanine blue, phthalocyanine green 5319 2.1 parts, phthalocyanine green 5340 2 parts, talc powder 12 parts, quartz powder 2 parts, barium sulfate 5 parts, calcium carbonate 5 parts, matting agent 2 parts, dispersant 5027 0.8 parts, dispersant 5040 0.7 parts, leveling agent 0.5 parts, 1 part of adhesion promoter, 1.5 parts of anti-settling agent, 1.2 parts of thickener, 1 part of antifungal agent, 2 parts of antifreeze, 11.8 parts of deionized water.

Embodiment 2

[0025] The color paste is made from the following raw materials in parts by weight:

[0026] 254625 parts of water-based polyurethane resin, 30 parts of water-based polyurethane resin 2651, 9 parts of water-based polyurethane resin 2601, 10 parts of titanium dioxide, 2 parts of carbon black, 12 parts of iron yellow, 8 parts of phthalocyanine blue, 5319 parts of phthalocyanine green 10 parts, phthalocyanine green 5340 10 parts, talcum powder 30 parts, quartz powder 20 parts, barium sulfate 11 parts, calcium carbonate 10 parts, matting agent 12 parts, dispersant 5027 1.5 parts, dispersant 5040 0.5 parts, leveling agent 1 2 parts, 2 parts of adhesion promoter, 8 parts of anti-settling agent, 2 parts of thickener, 2 parts of antifungal agent, 4 parts of antifreeze, 45 parts of deionized water.

Embodiment 3

[0028] The color paste is made from the following raw materials in parts by weight:

[0029] Water-based polyurethane resin 2546 50 parts, water-based polyurethane resin 2651 45 parts, water-based polyurethane resin 2601 22 parts, titanium dioxide 10 parts, carbon black 2.5 parts, iron yellow 10 parts, phthalocyanine blue 10 parts, phthalocyanine green 15 parts of 5319, 2 parts of phthalocyanine green 5340, 16 parts of talcum powder, 4 parts of quartz powder, 8 parts of barium sulfate, 5 parts of calcium carbonate, 7 parts of matting agent, 5 parts of dispersant 5027, 5 parts of dispersant 5040, leveling agent 2 parts, 3 parts of adhesion promoter, 5 parts of anti-settling agent, 1.5 parts of thickener, 1.5 parts of antifungal agent, 3 parts of antifreeze, 20 parts of deionized water.

[0030] The preparation method of green blackboard maintenance special coating of the present invention, it is to make according to following method:

[0031] 1) prepare color paste; (referring...

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Abstract

The invention discloses a color paste for an environment-friendly blackboard coating and a preparation method of a special maintenance coating for the environment-friendly blackboard, solving the problem of short service life, light reflection, easy slipping, and the like of a blackboard in the prior art. The color paste comprises water-soluble resin, pigments, additives, curing agent, deionized water, and the like. Various traditional blackboards comprising concrete blackboards, ground glass blackboards, wood blackboards and steel blackboards coated with the coating have the advantages of easy writing and erasion, no light reflection or slipping, long service life, and the like and can be used for a long time without weakening the vision of students.

Description

technical field [0001] The invention relates to a color paste for green blackboard paint and a method for making a special paint for green blackboard maintenance. Background technique [0002] The types of blackboards in schools can be roughly divided into cement blackboards, frosted glass blackboards, wooden blackboards, and steel blackboards. At the same time, with the increase of use time, these blackboards are prone to early aging, paint drop, difficult to wipe clean, reflective, slipping and other problems, which seriously affect the school's teaching and writing effect, and long-term use will also cause problems. affect the eyesight of students. Contents of the invention [0003] In order to overcome the above-mentioned defects, the present invention provides a green blackboard maintenance water-soluble paint which is easy to use, easy to maintain, easy to write, easy to wipe, non-reflective, non-slip, and clear board surface after maintenance. [0004] To achieve ...

Claims

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Application Information

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IPC IPC(8): C09D175/04C09D17/00C09D5/00
Inventor 谢立华
Owner CHONGQING SHUOAO TEACHING EQUIP
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