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A soil conditioner for fly ash treatment and its application method

A technology of soil improver and fly ash, which is applied in the field of soil treatment, can solve the problems of not being able to use on a large scale, pollute the environment, and take a long time, and achieve the effects of shortening the construction period, reducing soil alkalinity, and low cost

Active Publication Date: 2022-04-01
实创环境科技深圳有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The invention aims to solve the problems of incapability of large-scale use, high cost, long time, and environmental pollution

Method used

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  • A soil conditioner for fly ash treatment and its application method

Examples

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Comparison scheme
Effect test

Embodiment 1

[0046] The present embodiment provides a soil conditioner for fly ash treatment, a preparation method and a use method thereof, and the details are as follows:

[0047] The soil conditioner comprises in parts by weight: 10 parts of tetrasodium glutamic acid diacetate, 2.5 parts of polyacrylic acid, 5 parts of citric acid, 5 parts of polyacrylamide, 5 parts of polyaspartic acid, and 60.5 parts of water; The sum of the mass concentrations of tetrasodium glutamic acid diacetate, polyaspartic acid, polyacrylic acid, citric acid and polyacrylamide in the soil conditioner is 31.25wt%.

[0048] The preparation method of the soil conditioner is as follows: dissolve tetrasodium glutamic acid diacetate in water to obtain a solution according to the formula; add polyacrylic acid, polyaspartic acid, citric acid and polyacrylamide in sequence to the solution, and stir evenly , to obtain the soil conditioner.

[0049] The method of using the soil conditioner is as follows:

[0050] Take a...

Embodiment 2

[0053] The present embodiment provides a soil conditioner for fly ash treatment, a preparation method and a use method thereof, and the details are as follows:

[0054] The soil conditioner comprises in parts by weight: 8 parts of tetrasodium glutamic acid diacetate, 2 parts of polyacrylic acid, 4 parts of citric acid, 4 parts of polyacrylamide, 4 parts of polyaspartic acid, and 50 parts of water; The sum of the mass concentrations of tetrasodium glutamic acid diacetate, polyaspartic acid, polyacrylic acid, citric acid and polyacrylamide in the soil conditioner described above is 30.56 wt %; the preparation method is the same as that in Example 1.

[0055] The use method of the soil conditioner includes: selecting the soil of 1 m×1 m adjacent to the sample 1, which is the sample 2, and other steps are the same as those in the embodiment 1.

Embodiment 3

[0057] The present embodiment provides a soil conditioner for fly ash treatment, a preparation method and a use method thereof, and the details are as follows:

[0058] The soil conditioner includes in parts by weight: 10 parts of tetrasodium glutamic acid diacetate, 2.5 parts of polyacrylic acid, 5 parts of citric acid, 5 parts of polyacrylamide, supplemented water, so that glutamic acid diacetate in the soil conditioner The sum of the mass concentrations of tetrasodium acetate, polyacrylic acid, citric acid and polyacrylamide is 31.25 wt %; the preparation method is the same as that of Example 1.

[0059] The use method of the soil conditioner includes: selecting the soil of 1 m×1 m adjacent to the sample 1, which is the sample 3, and other steps are the same as those in the embodiment 1.

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Abstract

The invention provides a soil conditioner for fly ash treatment and its application method. In parts by weight, the soil conditioner comprises the following components: tetrasodium glutamic acid diacetate, 4-10 parts, polyacrylic acid , 1-2.5 parts, citric acid, 2-5 parts, polyacrylamide, 2-5 parts, water, 30-70 parts, the tetrasodium glutamic acid diacetate and polyacrylic acid, citric acid, polyacrylamide The mass ratio is 4:1:2:2. The soil conditioner is used for soil conditioning, has a high removal rate of heavy metal ions, has little damage to soil, can reduce soil alkalinity, can shorten the construction period of soil conditioning, realizes large-area use, and requires low cost.

Description

technical field [0001] The invention belongs to the technical field of soil treatment, and in particular relates to a soil conditioner for fly ash treatment and a method for using the same. Background technique [0002] Soil is an important material basis for human social production activities and an indispensable and difficult to regenerate natural resource. However, with the acceleration of economic development and urbanization, industrial and mining enterprises have caused serious soil pollution in the nearby land, such as chemical and metallurgical pollution. Enterprises continue to produce pollutants and pollute the nearby soil, resulting in heavy metal pollution in the soil. Soil heavy metal pollution refers to the addition of metals into the soil due to human activities, mainly including mercury, arsenic, lead, chromium, cadmium, etc. These heavy metals pollute the soil, causing the heavy metals in the soil to be significantly higher than the original content and caus...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09K17/20B09C1/02B09C1/08B09C1/00C09K109/00
CPCC09K17/20B09C1/02B09C1/08B09C1/00C09K2109/00B09C2101/00
Inventor 邢浩王男
Owner 实创环境科技深圳有限公司