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Highly anti-bending and wearing-resistant lightweight concrete

A lightweight concrete and high flexural resistance technology, applied in the field of concrete, can solve the problems of unsatisfactory wear resistance, poor thermal insulation effect, low flexural strength, etc., and achieve the effect of rich foam, good flexural resistance, and improved mechanical properties

Inactive Publication Date: 2015-05-06
无为县严桥双龙建材厂
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, ordinary concrete and concrete blocks used in the construction market generally have defects such as heavy weight, low flexural strength, poor toughness, poor thermal insulation effect, and unsatisfactory wear resistance, which cannot meet the requirements of national standards.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0018] The high flexural and wear-resistant lightweight concrete of the present invention, its raw material comprises the following components by weight: 200 parts of cement, 150 parts of fly ash, 150 parts of river sand, 180 parts of manganese slag, 150 parts of ceramsite, silicon carbide 50 parts, 15 parts of plant fiber, 250 parts of water, 0.3 parts of dipropyl ethylene glycol monobutyl ether, 6 parts of silicone resin polyether emulsion, 0.3 parts of sodium chloride, 5 parts of triethanolamine, 0.3 parts of sodium sulfate, epoxy 3 parts of resin, 1 part of waste polyurethane, 2.3 parts of sodium stearate, 5 parts of nano-calcium oxide, 0.9 parts of coagulation accelerator, 2 parts of melamine-based water reducer, and 5 parts of foaming agent.

Embodiment 2

[0020] The high flexural and wear-resistant lightweight concrete of the present invention, its raw material comprises the following components by weight: 250 parts of cement, 100 parts of fly ash, 200 parts of river sand, 100 parts of manganese slag, 200 parts of ceramsite, silicon carbide 20 parts, 35 parts of plant fiber, 200 parts of water, 1.5 parts of dipropyl ethylene glycol monobutyl ether, 3 parts of silicone polyether emulsion, 1.8 parts of sodium chloride, 2 parts of triethanolamine, 1 part of sodium sulfate, epoxy 1 part of resin, 3.5 parts of waste polyurethane, 1 part of sodium stearate, 16 parts of nano-calcium oxide, 0.3 part of sodium metaaluminate, 5 parts of melamine-based water reducer, and 18 parts of foaming agent;

[0021] Wherein, the melamine-based water reducer is prepared according to the following process: add 400 parts of sulfonic acid in 70 parts of water by weight, and add 350 parts of sodium hydroxide aqueous solution with stirring, wherein, in th...

Embodiment 3

[0024] The high flexural and wear-resistant lightweight concrete of the present invention, its raw material comprises the following components by weight: 234 parts of cement, 126 parts of fly ash, 166 parts of river sand, 159 parts of manganese slag, 187 parts of ceramsite, silicon carbide 33 parts, 20 parts of plant fiber, 236 parts of water, 1.2 parts of dipropyl ethylene glycol monobutyl ether, 3.7 parts of silicone resin polyether emulsion, 1.54 parts of sodium chloride, 3.4 parts of triethanolamine, 0.76 parts of sodium sulfate, epoxy 2.1 parts of resin, 3.2 parts of waste polyurethane, 1.9 parts of sodium stearate, 12 parts of nano-calcium oxide, 0.6 parts of coagulant, 4.2 parts of melamine-based water reducer, and 13 parts of foaming agent;

[0025] Wherein, the melamine-based water reducer is prepared according to the following process: add 350 parts of sulfonic acid in 85 parts of water by weight, and add 400 parts of sodium hydroxide aqueous solution with stirring, w...

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Abstract

The invention discloses highly anti-bending and wearing-resistant lightweight concrete, which comprises the following raw material constituents in parts by weight: 200-250 parts of cement, 100-150 parts of coal ash, 150-200 parts of river sand, 100-180 parts of manganese residue, 150-200 parts of ceramsite, 20-50 parts of silicon carbide, 15-35 parts of plant fiber, 200-250 parts of water, 0.3-1.5 parts of dipropyl ethylene glycol monobutyl ether, 3-6 parts of silicon resin polyether emulsion, 0.3-1.8 parts of sodium chloride, 2-5 parts of triethanolamine, 0.3-1 part of sodium sulfate, 1-3 parts of epoxy resin, 1-3.5 parts of waste polyurethane, 1-2.3 parts of sodium stearate, 5-16 parts of nano calcium oxide, 0.3-0.9 part of coagulant, 2-5 parts of melamine water reducer and 5-18 parts of foaming agent. The highly anti-bending and wearing-resistant lightweight concrete provided by the invention has high anti-bending strength, good wear resistance, light weight and excellent water resistance.

Description

technical field [0001] The invention relates to the technical field of concrete, in particular to a lightweight concrete with high flexural resistance and wear resistance. Background technique [0002] Cement concrete is the most used building material in the world today, and it is always developing in the direction of high strength, light weight, green and high performance. Ordinary concrete and concrete blocks currently used in the construction market generally have defects such as heavy weight, low flexural strength, poor toughness, poor thermal insulation effect, and unsatisfactory wear resistance, which cannot meet the requirements of national standards. Contents of the invention [0003] The invention provides a high-bending and wear-resistant lightweight concrete, which has high bending strength, good wear resistance, light weight and good water resistance. [0004] The present invention proposes a high-bending and wear-resistant lightweight concrete, whose raw mat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C04B28/00C04B14/32C04B22/14C04B24/28C04B16/02C04B24/42C04B24/02
Inventor 缪碧波
Owner 无为县严桥双龙建材厂
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