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Magnesite board modifier and application thereof

A modifier and board technology, applied in the field of magnesite board modifier, can solve the problems of foaming agent decomposition reaction, inability to fire and fire performance, environmental pollution, etc., and achieve large foaming volume, good insulation performance and acoustic properties , the effect of high energy and vibration absorption characteristics

Inactive Publication Date: 2019-07-02
李芳凯
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, wooden materials are commonly used for home improvement panels. Although there are advantages, there are defects that they cannot be fire-proof or have poor fire-proof performance, moisture-proof and water-proof, and they need to be treated with insect-proof frogs. In addition, with the deterioration of the human living environment, forest protection has become a Environmental protection is the primary task of all countries in the world, so it is of great significance to replace wood materials with high-performance fire-resistant magnesite
[0003] In the preparation process of magnesite board, a foaming agent is needed for foaming. The existing foaming agent cannot decompose and react at room temperature, and the gas produced will pollute the environment.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] Modifier composition: 150 parts of oxidized water, 175 parts of brine, 2 parts of pp fiber, 20 parts of hydrogen peroxide, 3 parts of basic slurry of magnesium stearate

[0016] Composition: 150 parts of magnesium oxide, 250 parts of brine, 25 parts of calcium carbonate powder, 15 parts of fly ash, 25 parts of saw powder.

[0017] 1. 5% modifier was added to the base slurry, and after being mechanically stirred evenly, the foaming reaction was carried out for 5 minutes, which was used for the preparation of magnesite plates.

Embodiment 2

[0019] Modifier composition: 100 parts of magnesium oxide, 50 parts of brine, 10 parts of hydrogen peroxide, and 2 parts of magnesium stearate.

[0020] Basic slurry composition: 100 parts of magnesium oxide, 190 parts of brine, 15 parts of calcium carbonate powder, 8 parts of fly ash, and 15 parts of saw powder.

[0021] Add 1% modifier to the basic slurry for modification preparation.

Embodiment 3

[0023] Composition of the modifier. 400 parts of magnesium oxide, 200 parts of brine, 5 parts of pp fiber, 50 parts of hydrogen peroxide, and 10 parts of zinc stearate.

[0024] Basic slurry composition: 200 parts of magnesium oxide, 290 parts of brine, 38 parts of calcium carbonate powder, 22 parts of fly ash, and 39 parts of saw powder.

[0025] The modifier added to the base slurry is modified for preparation.

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PUM

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Abstract

The invention discloses a magnesite board modifier and a magnesite board prepared by adopting the modifier. The modifier comprises the following components in parts by weight: 100-400 parts of magnesium oxide, 50-200 parts of brine, 0-5 parts of polypropylene (PP) fibers, 10-50 parts of hydrogen peroxide and 2-10 parts of zinc stearate. The magnesite board modifier disclosed by the invention can be used to effectively introduce uniform bubbles and has no pollution to the environment.

Description

technical field [0001] The invention relates to two modifiers for magnesite plates and applications thereof. Background technique [0002] At present, wooden materials are commonly used for home improvement panels. Although there are advantages, there are defects that they cannot be fire-proof or have poor fire-proof performance, moisture-proof and water-proof, and they need to be treated with insect-proof frogs. In addition, with the deterioration of the human living environment, forest protection has become a Environmental protection is the primary task of all countries in the world, so it is of great significance to replace wood materials with high-performance fire-resistant magnesite. [0003] In the preparation process of magnesite board, a foaming agent is needed for foaming. The existing foaming agent cannot decompose and react at room temperature, and the gas produced will pollute the environment. Contents of the invention [0004] The object of the present invent...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C04B24/08C04B28/32C04B38/02C04B103/42
CPCC04B28/32C04B38/02C04B40/0039C04B2103/42C04B2201/50C04B22/066C04B22/124C04B16/0633C04B22/068C04B24/085C04B14/28C04B18/08C04B18/26
Inventor 李芳凯
Owner 李芳凯
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