Pervious concrete brick with high strength

A permeable concrete, high-strength technology, applied in the field of concrete, can solve the problems that the strength cannot meet the requirements of use, limit the application of concrete bricks, etc., and achieve the effects of excellent water permeability, improved negative temperature curing strength, and high compressive strength.

Inactive Publication Date: 2017-05-31
安徽城洁环境科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, when the water permeability of existing permeable concrete meets the requirements, the strengt

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0016] Example 1

[0017] The present invention proposes a high-strength permeable concrete brick, whose raw materials by weight include: 100 parts of ordinary Portland cement, 550 parts of crushed stone, 30 parts of phosphogypsum, 10 parts of lithium slag powder, 30 parts of steel slag, and fly ash 5 parts, 20 parts of silica fume, 10 parts of iron tailing sand, 15 parts of metakaolin, 10 parts of mixed fiber, 20 parts of straw powder, 2 parts of water reducing agent, 5 parts of polystyrene butadiene copolymer, 3 parts of silicone acrylic emulsion Parts, 10 parts of redispersible latex powder, 10 parts of macroporous resin, 5 parts of epoxy resin adhesive, 0.1 part of ethylenediamine tetramethylene phosphonate sodium, 1.5 part of diisopropanolamine, 0.1 part of sodium thiosulfate Parts, 1 part of calcium lignosulfonate, 50 parts of water.

Example Embodiment

[0018] Example 2

[0019] The present invention proposes a high-strength permeable concrete brick, whose raw materials by weight include: 100 parts of ordinary Portland cement, 450 parts of crushed stone, 15 parts of phosphogypsum, 35 parts of lithium slag powder, 15 parts of steel slag, and fly ash 28 parts, 5 parts of silica fume, 30 parts of iron tailings, 2 parts of metakaolin, 25 parts of mixed fiber, 5 parts of straw powder, 10 parts of water reducing agent, 1 part of polystyrene butadiene copolymer, 10 parts of silicone acrylic emulsion Parts, 2 parts of redispersible latex powder, 25 parts of macroporous resin, 1 part of epoxy resin adhesive, 0.8 part of ethylenediamine tetramethylene phosphonate sodium, 0.2 part of diisopropanolamine, 0.8 part of sodium thiosulfate Parts, 0.1 part of calcium lignosulfonate, 100 parts of water.

Example Embodiment

[0020] Example 3

[0021] The present invention proposes a high-strength permeable concrete brick whose raw materials by weight include: 100 parts of ordinary Portland cement, 530 parts of crushed stone, 26 parts of phosphogypsum, 19 parts of lithium slag powder, 27 parts of steel slag, and fly ash 9 parts, 16 parts of silica fume, 19 parts of iron tailings, 11 parts of metakaolin, 13 parts of mixed fiber, 17 parts of straw powder, 6 parts of water reducing agent, 4 parts of polystyrene butadiene copolymer, 6 parts of silicone acrylic emulsion Parts, 7 parts of redispersible latex powder, 14 parts of macroporous resin, 4.3 parts of epoxy resin adhesive, 0.3 parts of ethylenediamine tetramethylene phosphonate sodium, 1.2 parts of diisopropanolamine, 0.2 parts of sodium thiosulfate Parts, 0.67 parts of calcium lignosulfonate, 65 parts of water;

[0022] Wherein, the apparent density of the crushed stone is 2.8g / cm 3 , The bulk density is 1.3g / cm 3 , The mud content is 0.48%, and the...

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Abstract

The invention discloses a pervious concrete brick with high strength. The brick comprises the following raw materials: ordinary portland cement, broken stones, phosphogypsum, lithium slag powder, steel slag, coal ash, silica fume, iron tailing sand, metakaolin, mixed fibre, straw powder, a water reducer, poly(styrene-co-butadiene), a silicone acrylic emulsion, redispersible latex powder, macroporous resin, an epoxy resin adhesive, ethylene diamine tetra (methylene phosphonic acid) sodium, diisopropanolamine, sodium hyposulfite, calcium lignin sulphonate, and water. The pervious concrete brick with high strength has the advantages of high compressive strength, excellent water permeability, and good frost resistance.

Description

technical field [0001] The invention relates to the technical field of concrete, in particular to a high-strength permeable concrete brick. Background technique [0002] Permeable concrete is usually also called porous concrete. It is a porous material with a certain material strength and a certain degree of water permeability and air permeability. From its own performance, in addition to effectively alleviating surface water It has obvious effects in rainwater purification and reduction of road noise. Permeable concrete generally has the following advantages: sound absorption and noise reduction, protection of groundwater, improvement of thermal environment, improvement of surface soil ecological environment, etc. However, when the water permeability of existing permeable concrete meets the requirements, the strength often cannot meet the requirements of use, which limits the application of concrete bricks made of it. Contents of the invention [0003] Based on the tech...

Claims

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Application Information

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IPC IPC(8): C04B28/04
CPCC04B28/04C04B2111/00284C04B2111/0075C04B2201/50C04B14/02C04B22/144C04B18/142C04B18/08C04B14/06C04B18/12C04B14/041C04B18/24C04B2103/302C04B24/2611C04B24/42C04B2103/0057C04B24/24C04B24/281C04B24/121C04B24/122C04B22/14C04B24/18
Inventor 薛念念汤俊怀李青松王军
Owner 安徽城洁环境科技有限公司
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