Material composition for preparing brick and prepared brick

A material composition and a technology for bricks, which are used in the field of material compositions for preparing bricks and bricks, can solve problems such as low strength

Active Publication Date: 2012-04-11
BEIJING RECHSAND SCI & TECH GRP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The purpose of the present invention is to overcome the existing low strength shortcomings of bricks made from the mixture of sand resources and cement, to provide a novel material composition for preparing bricks and the material composition made from the material composition. bricks

Method used

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  • Material composition for preparing brick and prepared brick

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] 100 parts by weight of cement (Tangshan Liujiu Cement Factory, 425), 450 parts by weight of aeolian sand (average particle diameter of 120 microns), 1.2 parts by weight of water reducing agent (Beijing Muhu Additive Co., Ltd., ABS), 1.5 parts by weight of redispersible rubber powder (Shijiazhuang Longrui Building Materials Co., Ltd., LR-80, weight average molecular weight 3500, average particle diameter of 80 microns) and 1.5 parts by weight of glass fiber (length 5 mm, average 10 microns in diameter) are mixed together and introduced into the mold, and cured under the condition of air relative humidity greater than 80, to obtain figure 1 Brick A1 shown.

Embodiment 2

[0030] 100 parts by weight of cement (Tangshan Liujiu Cement Plant, 425), 1200 parts by weight of aeolian sand (average particle diameter of 40 microns), 2 parts by weight of water reducing agent (Beijing Muhu Additive Co., Ltd., ABS), 1 part by weight of redispersible rubber powder (Shijiazhuang Longrui Building Materials Co., Ltd., LR-100, weight average molecular weight 6000, average particle diameter of 180 microns) and 0.5 parts by weight of plant fiber (length 12 mm, average 40 microns in diameter) are mixed together and introduced into the mold, and cured under the condition of air relative humidity greater than 80, to obtain figure 1 Brick A2 shown.

Embodiment 3

[0032] 100 parts by weight of cement (Tangshan Liujiu Cement Factory, 425), 800 parts by weight of aeolian sand (average particle diameter of 40 microns), 1.5 parts by weight of water reducing agent (Beijing Muhu Additive Co., Ltd., ABS), 3 parts by weight of redispersible rubber powder (Shijiazhuang Longrui Building Materials Co., Ltd., LR-80, weight average molecular weight 3500, average particle diameter of 150 microns) and 1 part by weight of synthetic fibers (length 8 mm, average (20 microns in diameter) are mixed together, and introduced into the mold, and cured under the condition of air relative humidity greater than 80 to obtain figure 1 Brick A3 shown.

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Abstract

The invention provides a material composition for preparing brick, wherein the material composition contains silica sand, cement, a water reducing agent, redispersible rubber powder and fiber. The strength of the brick prepared from the material composition for preparing brick provided by the invention can reach or exceed the strength of concrete brick (hollow concrete brick), thus the brick can meet building requirement and solves the demands of building bricks in areas short of gravel resources and clay resources, desert areas and other areas (such as Xinjiang area).

Description

Technical field [0001] The invention relates to a material composition for preparing bricks and bricks prepared from the material composition. Background technique [0002] At present, most of the building bricks are Portland cement concrete bricks and clay sintered bricks. [0003] Portland cement concrete blocks are generally made of sand, cement, and stones. Concrete blocks require a lot of crushed stones. [0004] Clay sintered bricks are generally made of clay, which requires a large amount of clay. [0005] In some areas (such as Xinjiang), both gravel and clay resources are relatively scarce. Therefore, if the above two bricks are used for civil construction in these areas, the cost is too high and the clay requires a lot of land. Resources are not conducive to environmental protection. [0006] However, in areas where gravel resources and clay resources are relatively scarce, such as Xinjiang, there are a lot of sand resources (such as aeolian sand). People try to obtain mater...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C04B28/00
Inventor 秦升益贾屹海秦申二马金奎王欢
Owner BEIJING RECHSAND SCI & TECH GRP
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