Bio-based high-water-resistance liquid soil stabilizer and preparation method thereof

A soil solidifying agent, water-based liquid technology, applied in chemical instruments and methods, soil conditioning materials, fertilizer mixtures, etc., can solve the problems of reducing clay plastic limit and liquid limit, easily destroying the soil environment, and cumbersome process steps. The effect of low production cost, improved curing performance and simple process steps

Pending Publication Date: 2022-04-01
江苏路邦道昇新材料科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The patent with the publication number CN109135761A discloses a novel environmentally friendly soil curing agent, the disclosed components of which are 10-25 parts of an alkyl metal compound, 5-10 parts of triisopropanolamine, 6-20 parts of polyacrylate, water soluble 12-25 parts of permanent cellulose, 5-10 parts of phosphate, 3-8 parts of ferrous sulfate, and the rest are solvents. This application uses divalent metal ions to solidify the soil, which is not friendly to the environment and is likely to cause environmental damage.
[0006] The patent with the publication number CN105038806B discloses a polymeric organic soil stabilizer and its synthesis method. The disclosed components are proportioned in parts by weight: 2-6 parts of magnesium chloride, 4-8 parts of calcium chloride, 0.3- 0.8 parts of calcium oxide, 0.3-0.8 parts of magnesium oxide, 3-8 parts of acrylamide, 0.1-0.4 parts of ammonium persulfate, 0.2-0.6 parts of potassium persulfate, 10-20 parts of soluble cellulose, 5-15 parts of carboxym

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0036] This embodiment provides a preparation method of a bio-based highly water-resistant liquid soil stabilizer, the specific method is as follows:

[0037] 1. Raw materials

[0038] Sodium carboxymethylcellulose, glycerin, fatty acid, fatty acid methyl ester, sodium petroleum sulfonate, sodium polycarboxylate, lithium hydroxide, calcium hydroxide, aluminum silicate, distilled water.

[0039] 2. Preparation steps

[0040] (1) Preparation of curing agent stock solution: add 13 parts of sodium carboxymethylcellulose, 4 parts of glycerol, 6 parts of fatty acids, 18 parts of fatty acid methyl esters, 10 parts of sodium petroleum sulfonate and 40 parts of distilled water according to the mass ratio 3 parts of sodium polycarboxylate, continuously stirring at room temperature to dissolve, and continuously stirring for 2 hours to obtain the solid solution of the curing agent;

[0041] (2) Adjust the pH of the stock solution: Add 1.2 parts of calcium hydroxide to the stock solution...

Embodiment 2

[0045] This embodiment provides a preparation method of a bio-based highly water-resistant liquid soil stabilizer, the specific method is as follows:

[0046] 1. Raw materials

[0047] Hydroxypropyl methylcellulose, glycerin, fatty acid, fatty acid methyl ester, sodium petroleum sulfonate, sodium polycarboxylate, lithium hydroxide, calcium hydroxide, aluminum silicate, distilled water.

[0048] 2. Preparation steps

[0049] (1) Preparation of curing agent stock solution: add 13 parts of hydroxypropyl methylcellulose, 4 parts of glycerin, 6 parts of fatty acid, 18 parts of fatty acid methyl ester, 10 parts of sodium petroleum sulfonate to 40 parts of distilled water according to the mass ratio and 3 parts of sodium polycarboxylate, continuously stirred at room temperature to dissolve it, and continued to stir for 2 hours to obtain the curing agent stock solution;

[0050] (2) Adjust the pH of the stock solution: Add 1.2 parts of calcium hydroxide to the stock solution of the ...

Embodiment 3

[0054] This embodiment provides a preparation method of a bio-based highly water-resistant liquid soil stabilizer, the specific method is as follows:

[0055] 1. Raw materials

[0056] Sodium carboxymethylcellulose, glycerin, fatty acid, fatty acid methyl ester, sodium petroleum sulfonate, sodium polycarboxylate, lithium hydroxide, calcium hydroxide, aluminum silicate, distilled water.

[0057] 2. Preparation steps

[0058] (1) Preparation of curing agent stock solution: add 10 parts of sodium carboxymethylcellulose, 4 parts of glycerol, 6 parts of fatty acids, 18 parts of fatty acid methyl esters, 12 parts of sodium petroleum sulfonate and 40 parts of distilled water according to the mass ratio 4 parts of sodium polycarboxylate, continuously stirring at room temperature to dissolve, and continuously stirring for 2 hours to obtain the stock solution of curing agent;

[0059] (2) Adjust the pH of the stock solution: Add 1.2 parts of calcium hydroxide to the stock solution of ...

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Abstract

The invention relates to the technical field of soil stabilizers, in particular to a bio-based high-water-resistance liquid soil stabilizer and a preparation method thereof. The invention provides a bio-based high-water-resistance liquid soil stabilizer. The bio-based high-water-resistance liquid soil stabilizer comprises the following components in parts by mass: 8-15 parts of water-soluble cellulose; the organic matter comprises a bio-based and a bio-based derivative; the inorganic matter comprises a lithiate, a calcification and a phosphorus aluminide; and 40 parts of a solvent. The invention also provides a preparation method of the bio-based liquid soil stabilizer with high water resistance. The soil stabilizer has the characteristics of greenness and reproducibility, the process steps are simple, the raw material utilization rate is high, the production cost is low, the curing performance of the soil stabilizer is improved by adopting a method of compounding organic matters and inorganic matters, the water resistance of the cured soil is effectively improved, the service life is prolonged, and the soil stabilizer is suitable for curing soil with different acid-base properties.

Description

technical field [0001] The invention relates to the technical field of soil curing agents, in particular to a bio-based highly water-resistant liquid soil curing agent and a preparation method thereof. Background technique [0002] Soil stabilizer is a new type of environmental protection and energy-saving engineering material that can physically and chemically interact with soil components to change soil properties. It originated in the United States and other developed countries in the 1950s. It is mainly used to replace traditional solidified materials such as cement, lime and fly ash. It is characterized by less consumption, high efficiency and adjustable performance, and has been widely used. Used in roads, water conservancy, airport runways and slope soil conservation and other fields. Compared with traditional curing materials, in addition to its excellent engineering properties, it also has the advantage of being harmonious and unified with ecology through formula d...

Claims

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Application Information

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IPC IPC(8): C09K17/40C09K109/00C09K101/00
Inventor 乐传俊陆建阳李小英夏爱军黄涛鞠晓军鲁中兵
Owner 江苏路邦道昇新材料科技有限公司
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