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Deinking agent and using method thereof

A deinking agent and raw material technology, applied in the field of papermaking additives, can solve the problems of poor printability of finished products and high cost of water treatment

Inactive Publication Date: 2017-06-27
邱雪平
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Most of the current paper deinking agents use organic deinking agents, which are more costly for later water treatment, and the printability of the finished product is not good

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0010] One aspect of the present invention provides a deinking agent, including the following raw materials, sodium dodecylbenzene sulfonate 15g, oleic acid fatty acid sodium salt 10g, nonylphenol polyoxyethylene ether 18g, fatty alcohol polyoxyethylene ether 16g, polyoxyethylene Oxyethylene sorbitan monostearate 5g, sodium hydroxide 20g, sodium silicate 10g, water 800g.

[0011] The invention provides a kind of inorganic medicine as the main deinking agent, which is used in combination with various surfactants, has various effects such as wetting, emulsification, and dispersion, reduces the surface tension of waste paper printing ink, and improves the papermaking performance of paper. , to restore the original softness, cleanliness and whiteness of paper fibers.

[0012] According to another aspect of the present invention, a method for using the above-mentioned deinking agent is provided. Put each raw material into the pool, and after the water temperature rises to 55°C, put...

Embodiment 2

[0015] One aspect of the present invention provides a deinking agent, including the following raw materials, sodium dodecylbenzenesulfonate 20g, oleic acid fatty acid sodium salt 25g, nonylphenol polyoxyethylene ether 25g, fatty alcohol polyoxyethylene ether 20g, polyoxyethylene Oxyethylene sorbitan monostearate 8g, sodium hydroxide 25g, sodium silicate 15g, water 1200g.

[0016] The invention provides a kind of inorganic medicine as the main deinking agent, which is used in combination with various surfactants, has various effects such as wetting, emulsification, and dispersion, reduces the surface tension of waste paper printing ink, and improves the papermaking performance of paper. , to restore the original softness, cleanliness and whiteness of paper fibers.

[0017] According to another aspect of the present invention, a method for using the above-mentioned deinking agent is provided. Put each raw material into the pool, and after the water temperature rises to 58°C, put...

Embodiment 3

[0020] One aspect of the present invention provides a deinking agent, including the following raw materials, sodium dodecylbenzene sulfonate 18g, oleic acid fatty acid sodium salt 20g, nonylphenol polyoxyethylene ether 20g, fatty alcohol polyoxyethylene ether 18g, polyoxyethylene Oxyethylene sorbitan monostearate 7g, sodium hydroxide 23g, sodium silicate 12g, water 1000g.

[0021] The invention provides a kind of inorganic medicine as the main deinking agent, which is used in combination with various surfactants, has various effects such as wetting, emulsification, and dispersion, reduces the surface tension of waste paper printing ink, and improves the papermaking performance of paper. , to restore the original softness, cleanliness and whiteness of paper fibers.

[0022] According to another aspect of the present invention, a method for using the above-mentioned deinking agent is provided. Put each raw material into the pool, and after the water temperature rises to 56°C, pu...

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PUM

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Abstract

The invention provides a deinking agent, comprising the following raw materials in parts by weight: 15-20 parts of sodium dodecylbenzenesulfonate, 10-25 parts of oleic acid fatty acid sodium salt, and 18-25 parts of nonylphenol polyoxyethylene ether , 16-20 parts of fatty alcohol polyoxyethylene ether, 5-8 parts of polyoxyethylene sorbitan monostearate, 20-25 parts of sodium hydroxide, 10-15 parts of sodium silicate, 800-1200 parts of water . The invention provides a kind of inorganic medicine as the main deinking agent, which is used in combination with various surfactants, has various effects such as wetting, emulsification, and dispersion, reduces the surface tension of waste paper printing ink, and improves the papermaking performance of paper. , to restore the original softness, cleanliness and whiteness of paper fibers. Another aspect of the present invention provides a method of using the above-mentioned deinking agent.

Description

technical field [0001] The invention relates to a papermaking auxiliary agent, in particular to a deinking agent. Background technique [0002] Most of the current paper deinking agents use organic deinking agents, which are more costly for later water treatment, and the printability of the finished product is not good. Contents of the invention [0003] The object of the present invention is to provide a deinking agent which solves one or more problems in the prior art. [0004] According to one aspect of the present invention, a deinking agent is provided, including the following raw materials in parts by weight, 15-20 parts of sodium dodecylbenzenesulfonate, 10-25 parts of oleic acid fatty acid sodium salt, nonylphenol polyoxyethylene 18-25 parts of ether, 16-20 parts of fatty alcohol polyoxyethylene ether, 5-8 parts of polyoxyethylene sorbitan monostearate, 20-25 parts of sodium hydroxide, 10-15 parts of sodium silicate, 800-1200 parts of water. [0005] The inventi...

Claims

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Application Information

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IPC IPC(8): C09D9/04
CPCC09D9/04
Inventor 邱雪平
Owner 邱雪平
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