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Environment-friendly straw wall material and production method thereof

A technology for wall materials and production methods, which is applied in the field of building wall materials, can solve the problems of destroying fertile land, consuming energy, unfavorable environmental governance and the development of the construction industry, and achieves the effects of low labor intensity, less environmental pollution, and light weight

Inactive Publication Date: 2016-02-17
SHANGHAI FORTUNE INVESTMENT MANAGEMENT CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] From ancient times to the present, solid clay bricks have been the main building wall materials in our country, which not only destroyed a lot of fertile land, consumed a lot of energy, but also was not conducive to environmental governance and the development of the construction industry.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] Take rice straw with a water content of ≤15% and crush it into rice straw powder below 100 mesh; take 20 parts of lime powder, 30 parts of quartz sand, 11 parts of fly ash, 25 parts of autumn group soil, 4 parts of ammonium salt, 30 parts of magnesium oxide is used as raw material, mixed evenly with 28 parts of rice straw powder, then 4 parts of modifier are added, stirred at 350 rpm for about 6 minutes, put into an extrusion molding machine and extruded under a pressure of 80Mpa. .

Embodiment 2

[0023] Take rice straw with a water content of ≤10% and crush it into rice straw powder below 80 mesh; take 22 parts of lime powder, 31 parts of quartz sand, 12 parts of fly ash, 29 parts of autumn group soil, 4 parts of ammonium salt, 28 parts of magnesium oxide are used as raw materials, and the above raw materials are all crushed to below 80 mesh, mixed with 29 parts of rice straw powder evenly, then 5 parts of modifier are added, stirred at 150 rpm for about 6 minutes, and placed in an extrusion molding machine It can be extruded under the pressure of 80Mpa.

Embodiment 3

[0025] Taking rice straw with a moisture content of ≤18% and pulverizing it into rice straw powder below 90 mesh. Take 17 parts of lime powder, 28 parts of quartz sand, 13 parts of fly ash, 18 parts of autumn group soil, 3.5 parts of ammonium salt, and 28 parts of magnesium oxide by weight as raw materials, and all of the above raw materials are crushed to below 70 mesh, and mixed with rice Mix 22 parts of straw powder evenly, then add 7 parts of modifier, stir at 240 rpm for about 6 minutes, put it into an extrusion molding machine and extrude at a pressure of 80Mpa.

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PUM

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Abstract

The invention discloses a novel environment-friendly straw walling material which is characterized by comprising the following raw materials in parts by mass: 15-30 parts of rice straw powder, 8-25 parts of lime powder, 15-35 parts of quartz sand, 10-15 parts of fly ash, 10-30 parts of pellet, 3-5 parts of ammonium salt, 2-15 parts of modifier and 15-35 parts of magnesium oxide as an improvement. The invention also discloses a production method of the novel environment-friendly straw walling material, which is characterized by comprising the following steps: taking rice straws, and pulverizing to obtain 100-mesh below rice straw powder; and taking 8-25 parts of lime powder, 15-35 parts of quartz sand, 10-15 parts of fly ash, 10-30 parts of pellet, 3-5 parts of ammonium salt and 15-35 parts of magnesium oxide, uniformly mixing with 15-30 parts of the rice straw powder, adding 2-15 parts of the modifier, stirring for 6 minutes, and carrying out extrusion molding in an extrusion molding machine. The walling material has the advantages of simple technique, light product weight, low energy consumption and no pollution, and has the effects of fire resistance, shock resistance and heat insulation.

Description

technical field [0001] The invention belongs to the field of building wall materials produced by using plant stalks as raw materials and a production method thereof, and in particular relates to an environment-friendly novel straw wall material and a production method thereof. Background technique [0002] my country's existing cultivated land only accounts for 13% of the country's land area, and the current per capita cultivated land is only 1.43 mu, and there is little high-quality cultivated land, and the reserve resources are seriously insufficient. [0003] From ancient times to the present, solid clay bricks have been the main building wall materials in our country, which not only destroyed a lot of fertile land, consumed a lot of energy, but also was not conducive to environmental governance and the development of the construction industry. Actively promoting the reform of wall materials is not only for energy saving, land saving, waste utilization and product structu...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C04B28/10C04B18/24
CPCY02W30/91
Inventor 李林
Owner SHANGHAI FORTUNE INVESTMENT MANAGEMENT CO LTD
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