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Coproduction method of ultra-white phosphogypsum of ceramic cleaning agent, ceramic cleaning agent and production method thereof

A cleaning agent and ceramic technology, applied in the direction of detergent composition, chemical instrument and method, non-surface active detergent composition, etc., can solve the problems of complex composition and not very outstanding cleaning effect, achieve good cleaning effect, avoid black and white effect

Pending Publication Date: 2019-04-16
WUHAN FEIBOLE ENVIRONMENTAL PROTECTION ENG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In addition, the current ceramic cleaning agent has a complex composition, and the cleaning effect is not very outstanding.

Method used

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  • Coproduction method of ultra-white phosphogypsum of ceramic cleaning agent, ceramic cleaning agent and production method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] The method for producing ceramic cleaning agent and co-producing ultra-white phosphogypsum comprises the following steps:

[0028] 1) reacting phosphate rock with phosphoric acid to obtain a reaction solution, wherein the weight ratio of phosphate rock to phosphoric acid is 1:4;

[0029] 2) separating the solid-liquid reaction solution obtained in step 1) to obtain a solution, partly used as a ceramic cleaning agent;

[0030] 3) react part of the solution obtained in step 2) with sulfuric acid, and separate the solid and liquid to obtain ultra-white phosphogypsum and phosphoric acid.

[0031] Clean the ceramics with the ceramic cleaning agent obtained by the above scheme. After cleaning, the ceramic surface is measured, and the whiteness can be as high as 94%.

[0032] The whiteness of the produced ultra-white phosphogypsum is measured as high as 95 and the purity is as high as 99%.

Embodiment 2

[0034] The method for producing ceramic cleaning agent and co-producing ultra-white phosphogypsum comprises the following steps:

[0035] 1) reacting phosphate rock with phosphoric acid to obtain a reaction solution, wherein the weight ratio of phosphate rock to phosphoric acid is 1:4.5;

[0036] 2) separating the solid-liquid reaction solution obtained in step 1) to obtain a solution, partly used as a ceramic cleaning agent;

[0037] 3) react part of the solution obtained in step 2) with sulfuric acid, and separate the solid and liquid to obtain ultra-white phosphogypsum and phosphoric acid.

[0038] Clean the ceramics with the ceramic cleaning agent obtained by the above scheme, after cleaning, measure the surface of the ceramics, and the whiteness can be as high as 92.

[0039] The whiteness of the produced ultra-white phosphogypsum is measured as high as 95 and the purity is as high as 99%.

Embodiment 3

[0041] The method for producing ceramic cleaning agent and co-producing ultra-white phosphogypsum comprises the following steps:

[0042] 1) reacting phosphate rock with phosphoric acid to obtain a reaction solution, wherein the weight ratio of phosphate rock to phosphoric acid is 1:3.5;

[0043] 2) separating the solid-liquid reaction solution obtained in step 1) to obtain a solution, partly used as a ceramic cleaning agent;

[0044] 3) react part of the solution obtained in step 2) with sulfuric acid, and separate the solid and liquid to obtain ultra-white phosphogypsum and phosphoric acid.

[0045] Clean the ceramics with the ceramic cleaning agent obtained by the above scheme. After cleaning, the ceramic surface is measured, and the whiteness can be as high as 91.

[0046] The whiteness of the produced ultra-white phosphogypsum is measured as high as 95 and the purity is as high as 99%.

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Abstract

The invention belongs to the technical field of chemical industry and particularly relates to a coproduction method of ultra-white phosphogypsum of a ceramic cleaning agent, the ceramic cleaning agentand a production method thereof. The ceramic cleaning agent comprises CaHPO4, Ca(H2PO4)2 and water, wherein the weight percentage of CaHPO4 to the ceramic cleaning agent is 4-6%, and the weight percentage of Ca(H2PO4)2 to the ceramic cleaning agent is 2-4%. The coproduction method comprises the following steps of 1, reacting phosphorus ore with phosphoric acid to obtain a reaction solution, wherein the weight ratio of phosphorus ore to phosphoric acid is 1:(3.5-4.5); 2, performing solid-liquid separation on the reaction solution to obtain a solution, wherein a part of the solution is used asthe ceramic cleaning agent; 3, reacting a part of the solution with sulfuric acid and performing solid-liquid separation to obtain ultra-white phosphogypsum and phosphoric acid. The provided ceramic cleaning agent has a good cleaning effect on the surface of a ceramic material, and the production method of ultra-white phosphogypsum can avoid the problem of mingling of black and white colors of phosphogypsum slag obtained in the prior industry for using phosphate ore and sulfuric acid for preparing phosphoric acid.

Description

technical field [0001] The invention belongs to the technical field of chemical industry, and in particular relates to a method for producing a ceramic cleaning agent for co-production of ultra-white phosphogypsum, a ceramic cleaning agent and a production method thereof. Background technique [0002] In the prior art, industrial scale production uses phosphate rock to react with sulfuric acid to obtain phosphogypsum slag and phosphoric acid. Phosphogypsum slag is color mixed and difficult to utilize. Phosphoric acid is further used in industry. In addition, the current ceramic cleaning agents are complex in composition, and the cleaning effect is not very outstanding. Contents of the invention [0003] In order to solve the deficiencies of the prior art, the invention provides a method for producing ceramic cleaning agent and co-production of ultra-white phosphogypsum, ceramic cleaning agent and its production method. [0004] The technical scheme provided by the prese...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C11D7/16C11D7/60C01B25/222C01F11/46
CPCC01B25/222C01F11/46C01P2006/80C11D7/16
Inventor 赵洪贵
Owner WUHAN FEIBOLE ENVIRONMENTAL PROTECTION ENG