A kind of dust suppressant and preparation method thereof
A technology of dust suppressant and auxiliary agent, which is applied in the field of dust suppressant and its preparation, can solve the problems of stickiness of the mixture of dust and dust suppressant, affecting traffic opening and walking, and occupying a large open space, so as to improve the dust suppressing effect and reduce the environmental harm. , the effect of reducing surface tension
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Embodiment 1
[0020] A dust suppressant:
[0021] (1) Raw materials: 1 part of carboxymethyl cellulose, 3 parts of polyacrylamide, 1 part of hydroxypropyl methylcellulose, 1 part of lithium bentonite, 8 parts of glycerin and 986 parts of water;
[0022] The preparation method of lithium-based bentonite: Soak 10 parts of bentonite in 0.5mol / L HCl solution for 3 hours, neutralize with 0.5mol / L NaOH to adjust pH to 7.0-7.1, filter, collect filter residue, rinse filter residue with water 3-5 times, then dried, crushed, and passed through a 100-mesh sieve to obtain bentonite refined soil; after drying the obtained bentonite refined soil, put it into 1.0mol / L LiCl solution, stir for 5 hours, and precipitate, filter, wash, Dry to obtain lithium-based bentonite;
[0023] (2) Preparation method: 1) Put 1 part of lithium-based bentonite into a blender, add 1 part of water while stirring, fully stir to make a paste, and let it stand for 12 hours;
[0024] 2) Heat the paste-like lithium bentonite obt...
Embodiment 2
[0028] A dust suppressant:
[0029] (1) Raw materials: 3 parts of carboxymethyl cellulose, 4 parts of polyacrylamide, 2 parts of hydroxypropyl methylcellulose, 2 parts of lithium bentonite, 10 parts of glycerin and 979 parts of water;
[0030] The preparation method of lithium-based bentonite: Soak 10 parts of bentonite in 0.6mol / L HCl solution for 3 hours, neutralize with 0.8mol / L NaOH to adjust pH to 7.1-7.2, filter, collect filter residue, rinse filter residue with water 3-5 times, then dried, crushed, and passed through a 100-mesh sieve to obtain bentonite refined soil; after drying the obtained bentonite refined soil, put it into a 1.2mol / L LiCl solution, stir for 6 hours, and precipitate, filter, wash, Dry to obtain lithium-based bentonite;
[0031] (2) Preparation method: 1) Put 2 parts of lithium-based bentonite into a blender, add 2 parts of water while stirring, fully stir to make a paste, and let it stand for 12 hours;
[0032] 2) Heat the paste-like lithium bento...
Embodiment 3
[0036] A dust suppressant:
[0037] (1) Raw materials: 5 parts of carboxymethyl cellulose, 5 parts of polyacrylamide, 3 parts of hydroxypropyl methylcellulose, 4 parts of lithium bentonite, 10 parts of glycerin and 973 parts of water;
[0038]The preparation method of lithium-based bentonite: Soak 10 parts of bentonite in 0.8mol / L HCl solution for 4 hours, neutralize with 0.8mol / L NaOH to adjust pH to 7.2-7.3, filter, collect filter residue, rinse filter residue with water 3-5 times, then dried, crushed, and passed through a 120-mesh sieve to obtain bentonite refined soil; after drying the obtained bentonite refined soil, put it into 1.6mol / L LiCl solution, stir for 7 hours, and precipitate, filter, wash, Dry to obtain lithium-based bentonite;
[0039] (2) Preparation method: 1) Put 4 parts of lithium-based bentonite into a blender, add 4 parts of water while stirring, fully stir to make a paste, and let it stand for 14 hours;
[0040] 2) Heat the paste-like lithium bentonit...
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