Resin binder modified by Nano silicon dioxide, and preparation method

A nano-silica, modified resin technology, applied in the direction of adhesives, adhesive types, non-polymer adhesive additives, etc. Low problems, to achieve stable production process performance, excellent water resistance and chemical solvent resistance, good aging resistance

Inactive Publication Date: 2006-02-01
张刚
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The glue used in the production of coated abrasives currently on the market is phenolic resin binder. The disadvantage is that the produced abrasive cloth is not resistant to high temperature, has low impact strength, low grinding strength, and cannot meet the requirements of grinding. Cutting production technical requirements

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] Nano silicon dioxide 5 parts

[0025] 55 parts of phenol

[0026] Formaldehyde 25 parts

[0027] Aluminum oxide 0.5 parts

[0028] Preparation method: mix and disperse the raw materials in the kettle (45-55°C) → cool and synthesize (40-45°C) → vacuumize the inside of the kettle to obtain the finished product.

[0029] Example 1:

[0030] Nano silicon dioxide 10 parts

[0031] 60 parts of phenol

[0032] Formaldehyde 30 parts

[0033] Aluminum oxide 1 part

[0034] Preparation method: mix and disperse the raw materials in the kettle (45-55°C) → cool and synthesize (40-45°C) → dehydrate the kettle to obtain the finished product.

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PUM

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Abstract

A nano-SiO2 modified resin adhesive for abrasive cloth is proportionally prepared from nano-SiO2, phenol, and form-aldehyde and aluminium oxide through dispersing, synthesizing and dewatering. Its advantages are high adhesion and high resistance to high temp, wearing and water.

Description

technical field [0001] The invention belongs to a binder, in particular to a binder used in the production of abrasive cloth and a preparation method. Background technique [0002] The glue used in the production of coated abrasives currently on the market is phenolic resin binder. The disadvantage is that the produced abrasive cloth is not resistant to high temperature, has low impact strength, low grinding strength, and cannot meet the requirements of grinding. Cutting production technical requirements. Contents of the invention [0003] The object of the present invention is to provide a nano-silica modified resin binder and a manufacturing method thereof; the emery cloth produced has high temperature resistance, high impact strength and good grinding performance. [0004] The technical solution adopted to realize the present invention is: a nano-silica modified resin binder, which is characterized in that it is m...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09J11/04C09J161/10
Inventor 张刚
Owner 张刚
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