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A lightweight prefabricated platform slab

A technology of prefabricated components and platform plates, applied in the field of building materials, can solve the problems of poor controllability, large pore size of matrix foam, narrow adjustable range of bulk density, etc., and achieve the effect of increasing toughness and improving impact resistance.

Active Publication Date: 2021-07-20
台州普立德建筑科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] For lightweight aggregate concrete and foam concrete, the matrix foam has a large and uneven pore size, high thermal conductivity, and poor thermal insulation performance.
The production process is limited, the adjustable range of bulk density is narrow, and there are many types of on-site materials, poor controllability and unstable performance, which seriously hinder the development of building energy conservation.

Method used

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  • A lightweight prefabricated platform slab

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] A lightweight prefabricated component platform board, including the following components by weight: 320 parts of lightweight aggregate, 340 parts of cement, 120 parts of fly ash, 45 parts of stone powder, 250 parts of water, 9 parts of physical foaming agent, fuller 5 parts of ene-boron carbide composite material, 8 parts of cellulose fiber, and 220 parts of sand.

[0018] The lightweight aggregate is clay sand or water slag lightweight aggregate; the particle size of the lightweight aggregate is divided into two types: 5-9mm and 13-21mm, and the weight ratios are 35% and 65% respectively.

[0019] The cement is a mixture of rapid-hardening sulfoaluminate cement and ordinary Portland cement, wherein the weight ratio of the rapid-hardening sulfoaluminate cement is 8.5%.

[0020] The physical foaming agent is a low-boiling liquid physical foaming agent.

[0021] The fullerene-boron carbide composite material is prepared from the following components in parts by weight: 5...

Embodiment 2

[0028] A lightweight prefabricated component platform board, comprising the following components by weight: 350 parts of lightweight aggregate, 300 parts of cement, 150 parts of fly ash, 40 parts of stone powder, 270 parts of water, 8 parts of physical foaming agent, fuller 6 parts of ene-boron carbide composite material, 5 parts of cellulose fiber, and 240 parts of sand.

[0029] The lightweight aggregate is clay sand or water slag lightweight aggregate; the particle size of the lightweight aggregate is divided into two types: 5-9mm and 13-21mm, and the weight ratios are 30% and 70% respectively.

[0030] The cement is a mixture of rapid-hardening sulfoaluminate cement and ordinary Portland cement, wherein the weight ratio of the rapid-hardening sulfoaluminate cement is 8%.

[0031] The physical foaming agent is a low-boiling liquid physical foaming agent.

[0032] The fullerene-boron carbide composite material is prepared from the following components in parts by weight: 5-...

Embodiment 3

[0039] A lightweight prefabricated component platform board, comprising the following components by weight: 300 parts of lightweight aggregate, 360 parts of cement, 100 parts of fly ash, 60 parts of stone powder, 230 parts of water, 10 parts of physical foaming agent, fuller 3 parts of ene-boron carbide composite material, 10 parts of cellulose fiber, and 200 parts of sand.

[0040] The lightweight aggregate is clay sand or water slag lightweight aggregate; the particle size of the lightweight aggregate is divided into two types: 5-9mm and 13-21mm, and the weight ratios are 60% and 40% respectively.

[0041] The cement is a mixture of rapid-hardening sulfoaluminate cement and ordinary Portland cement, wherein the weight ratio of the rapid-hardening sulfoaluminate cement is 10%.

[0042] The physical foaming agent is a low-boiling liquid physical foaming agent.

[0043] The fullerene-boron carbide composite material is prepared from the following components in parts by weight:...

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Abstract

The invention discloses a lightweight prefabricated component platform board, which comprises the following ingredients in parts by weight: 300-350 parts of lightweight aggregate, 300-360 parts of cement, 100-150 parts of fly ash, 40-60 parts of stone powder, water 230-270 parts, 8-10 parts of physical blowing agent, 3-6 parts of fullerene-boron carbide composite material, 5-10 parts of cellulose fiber, 200-240 parts of sand. The present invention adds a fullerene-boron carbide composite material to the traditional lightweight prefabricated component material, so that the obtained platform board material not only has increased toughness and improved impact resistance, but also adds part of the rapid-hardening sulfoaluminate cement, which can Better filling and dense air bubbles to achieve better light weight effect.

Description

technical field [0001] The invention relates to the technical field of building materials, in particular to a lightweight prefabricated component platform board. Background technique [0002] For lightweight aggregate concrete and foam concrete, the foam pore size of the matrix is ​​large and uneven, the thermal conductivity is high, and the thermal insulation performance is poor. The production process is limited, the adjustable range of bulk density is narrow, and there are many types of on-site materials, poor controllability, and unstable performance, which seriously hinder the development of building energy conservation. In order to further improve the impact resistance of the lightweight prefabricated component platform slab while strictly controlling its density, the invention provides a lightweight prefabricated component platform slab. Contents of the invention [0003] Based on the technical problems existing in the background technology, the present invention p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C04B28/06C04B38/02B28B1/50C04B111/40
CPCB28B1/50C04B28/06C04B38/02C04B2111/40C04B2201/20C04B2201/32C04B2201/50C04B7/02C04B18/027C04B18/141C04B18/08C04B14/02C04B14/022C04B14/323C04B18/24C04B14/06
Inventor 张龙徐伟力叶伟杰李海生陈海平赵小君
Owner 台州普立德建筑科技有限公司