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A preparation method of fiber-doped waste mud alkali-activated phosphorus slag geopolymer

A geopolymer and optical fiber technology, applied in cement production and other directions, can solve problems such as unfavorable promotion, and achieve the effects of reducing production costs, strong adsorption capacity, and improving strength

Active Publication Date: 2022-06-21
HUBEI UNIV OF TECH
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, the use of strong base excitation is not conducive to popularization

Method used

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  • A preparation method of fiber-doped waste mud alkali-activated phosphorus slag geopolymer

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Effect test

Embodiment 1

[0031] (1) 140 parts of phosphorus slag, 60 parts of nickel slag and 100 parts of water are sent to a planetary ball mill for grinding at a water-material ratio of 0.5, the grinding time is 40min, and the rotational speed of the planetary ball mill is 100-400rad / s to obtain slurry A .

[0032] (2) After pulverizing the optical fiber waste mud, pass through a 1.18mm screen to obtain a dry powder of the optical fiber waste mud.

[0033] (3) 200 parts of optical fiber waste mud dry powder and 100 parts of water were sent to a planetary ball mill at a water-material ratio of 0.5 for wet grinding, the grinding time was 40 min, and the rotational speed of the planetary ball mill was 400 rad / s to obtain slurry B.

[0034] (4) 120 parts of slurry A obtained in step (1), 35 parts of optical fiber waste sludge dry powder obtained in step (2), 5 parts of slurry B obtained in step (3), 20 parts of phosphogypsum, and 45 parts of calcium carbide slag part, Na 2 CO 3 38.5 parts and 900 pa...

Embodiment 2

[0036] (1) 140 parts of phosphorus slag, 60 parts of nickel slag, and 100 parts of water are sent to a planetary ball mill for grinding at a water-material ratio of 0.5, the grinding time is 40 min, and the rotational speed of the planetary ball mill is 400 rad / s to obtain slurry A.

[0037] (2) After pulverizing the optical fiber waste mud, pass through a 1.18mm screen to obtain a dry powder of the optical fiber waste mud. (3) 200 parts of optical fiber waste mud dry powder and 100 parts of water were sent to a planetary ball mill at a water-material ratio of 0.5 for wet grinding, the grinding time was 40 min, and the rotational speed of the planetary ball mill was 400 rad / s to obtain slurry B.

[0038] (4) 120 parts of slurry A obtained in step (1), 35 parts of optical fiber waste mud dry powder obtained in step (2), 15 parts of slurry B obtained in step (3), 20 parts of phosphogypsum, and 45 parts of calcium carbide slag Parts,, Na 2 CO 3 38.5 parts and 900 parts of sand ...

Embodiment 3

[0040](1) 140 parts of phosphorus slag, 60 parts of nickel slag, and 100 parts of water are sent to a planetary ball mill for grinding at a water-material ratio of 0.5, the grinding time is 40 min, and the rotational speed of the planetary ball mill is 400 rad / s to obtain slurry A.

[0041] (2) After pulverizing the optical fiber waste mud, pass through a 1.18mm screen to obtain a dry powder of the optical fiber waste mud.

[0042] (3) 200 parts of optical fiber waste mud dry powder and 100 parts of water were sent to a planetary ball mill at a water-material ratio of 0.5 for wet grinding, the grinding time was 40 min, and the rotational speed of the planetary ball mill was 400 rad / s to obtain slurry B.

[0043] (4) 120 parts of slurry A obtained in step (1), 35 parts of optical fiber waste mud dry powder obtained in step (2), 25 parts of slurry B obtained in step (3), 20 parts of phosphogypsum, and 45 parts of calcium carbide slag part, Na 2 CO 3 38.5 parts and 900 parts of...

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Abstract

The invention discloses a preparation method of alkali-activated phosphorus slag geopolymer doped with fiber waste mud. Grind until the median particle size is 1-4 μm to obtain slurry A; pulverize the optical fiber waste sludge and pass through a 1.18mm sieve to obtain the optical fiber waste sludge dry powder; take the optical fiber dry powder according to the water material of 0.3-0.7 Specific wet grinding to a median particle size of 100-800nm, to obtain slurry B; get 120 parts of slurry A, 35 parts of optical fiber waste sludge dry powder, 5-50 parts of slurry B, 10-40 parts of phosphogypsum, 20 ‑50 parts of carbide slag, 20‑50 parts of Na 2 CO 3 Mix and stir other materials, and use a mortar mixer with a cement-sand ratio of 1:3 to obtain a fiber-doped waste mud alkali-activated phosphorus slag geopolymer. The invention has simple operation, greatly reduces the production cost, solves the problems of land occupation by solid waste stockpiling, environmental pollution and the like, and has high economic and environmental benefits.

Description

technical field [0001] The invention belongs to the technical field of building materials, and particularly relates to a preparation method of an alkali-excited phosphorous slag geopolymer of fiber-doped waste mud. Background technique [0002] With the development of economy, environmental problems are becoming more and more serious. In the past 10 years, the output of yellow phosphorus has increased rapidly year by year. However, while producing yellow phosphorus, a large amount of industrial waste residues, namely phosphorus residues, will also be produced. The utilization rate of phosphorus slag is low, and it is piled up in the open air all year round, which not only occupies land, but also gradually dissolves phosphorus and fluorine through rainwater and penetrates into the ground, which will pollute the water source, affect the growth of plants, and endanger human health. Every year, a lot of financial resources and energy are spent to deal with environmental pollut...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C04B12/00C04B7/147C04B7/24
CPCC04B12/005C04B7/147C04B7/24Y02P40/10
Inventor 王迎斌刘文志贺行洋苏英熊光王文娜李欣懋徐立杨杰李阳李齐杨进李玉博
Owner HUBEI UNIV OF TECH
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