CN114409428A - Inorganic tailing-based liquid adsorption storage material and preparation method thereof - Google Patents
Inorganic tailing-based liquid adsorption storage material and preparation method thereof Download PDFInfo
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- 239000007788 liquid Substances 0.000 title claims abstract description 50
- 239000011232 storage material Substances 0.000 title claims abstract description 46
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 32
- 239000002131 composite material Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 9
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 9
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 8
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- 238000000227 grinding Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000010304 firing Methods 0.000 claims description 17
- 239000012752 auxiliary agent Substances 0.000 claims description 10
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 9
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 9
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 9
- 235000010413 sodium alginate Nutrition 0.000 claims description 9
- 229940005550 sodium alginate Drugs 0.000 claims description 9
- 239000000661 sodium alginate Substances 0.000 claims description 9
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 9
- 239000010440 gypsum Substances 0.000 claims description 7
- 229910052602 gypsum Inorganic materials 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 239000011733 molybdenum Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
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- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000002156 mixing Methods 0.000 abstract description 6
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- SEOVTRFCIGRIMH-UHFFFAOYSA-N indole-3-acetic acid Chemical group C1=CC=C2C(CC(=O)O)=CNC2=C1 SEOVTRFCIGRIMH-UHFFFAOYSA-N 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- OXIKLRTYAYRAOE-CMDGGOBGSA-N (e)-3-(1-benzyl-3-pyridin-3-ylpyrazol-4-yl)prop-2-enoic acid Chemical group N1=C(C=2C=NC=CC=2)C(/C=C/C(=O)O)=CN1CC1=CC=CC=C1 OXIKLRTYAYRAOE-CMDGGOBGSA-N 0.000 description 1
- 241000287828 Gallus gallus Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 230000036541 health Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
- C04B38/067—Macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/04—Clay; Kaolin
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
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- C04B33/1305—Organic additives
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- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
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- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P40/00—Technologies relating to the processing of minerals
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Abstract
The invention discloses an inorganic tailing based liquid adsorption storage material which is prepared from the following raw materials in parts by mass: 50-90 parts of industrial tailings, 5-15 parts of kaolin, 0.2-0.5 part of composite auxiliary and 0.5-2 parts of pore-forming agent; the raw materials are subjected to mixing, ball milling, dehydration, drying and calcination to prepare the liquid adsorption storage material with the porous structure. The inorganic tailing-based liquid adsorption storage material disclosed by the invention is less in components, low in manufacturing cost, strong in storage capacity and high in environmental benefit. Industrial tailings and high-collar soil are selected as main raw materials, and secondary pollution does not exist in the production process. The foaming agent is added in the preparation process of the inorganic tailing-based liquid adsorption storage material, micron-sized communicating holes are formed in the inorganic tailing-based liquid adsorption storage material, the porosity is 70%, and when liquid passes through the material, the liquid is stored by the hole structure.
Description
Technical Field
The invention belongs to the technical field of liquid storage materials and preparation methods thereof, and particularly relates to an inorganic tailing-based liquid adsorption storage material and a preparation method thereof.
Background
The inorganic liquid storage material is emphasized because of high open porosity, high saturated absorption rate of liquid such as water, oil and the like, long storage time, good durability, wide application environment range, low manufacturing cost and easy processing into the stepped storage material with different particle size ratios, and is a preferred material and a base material in sponge city construction, oil stain adsorption and energy storage industries in future.
The sunken diving greenbelt built by the inorganic liquid storage material replaces the greenbelt of the existing city, the greenbelt of residential district and the laid greenbelt roof, and intercepts rainwater from the catchment source of the rainfall of the city, thereby realizing the macro goal of building the sponge city with natural storage, natural infiltration and natural purification functions. The inorganic liquid storage material can also be widely applied to various fields of urban three-dimensional flower and household cultivation, environmental protection, soil improvement and the like, and has wide market prospect.
The inorganic liquid storage material is used for replacing the existing oil stains which are overflowed due to damage, maintenance and the like of sawdust, activated carbon and other absorption mechanical equipment, the working environment can be improved, volatilization to the air is reduced, potential safety production hazards are reduced, meanwhile, the oil stains are stored in the internal structure of the material, the overflow is not easy, and the post-treatment cost and the environmental hazard are reduced. The inorganic liquid storage material is applied to the marine oil leakage, shortens the oil stain treatment time and reduces the harm to the marine environment and marine organisms.
In new energy industries such as solar energy and hydrogen energy, storage materials are mostly needed as carriers. The application of the inorganic liquid storage material can reduce the cost of the new energy industry and promote the development of the new energy industry.
The inorganic liquid storage material is a novel foam-like ceramic material, and has a physical form and physical strength which are stable in a saturated aqueous (oil) or dry state. The foam holes are densely and uniformly distributed, the hole wall is thin, the volume water absorption rate can reach 70-80%, and the effective storage time is 3-5 days.
Industrial tailings have become one of the major potential hazards threatening human health and safety. Only one company of molybdenum industry of Jinchengcheng, Shaanxi newly increases 1350 million tons of tailings every year, the current stock of the tailings is 2.6 hundred million tons, and the occupied area is about 35 hectares. A large number of metal mines are available in Shanxi Shandong, Bao chicken, Hanzhong and Ankang cities, and a large number of tailings are produced every year. The kaolin is easy to obtain and cheap, has stable components and excellent physical and chemical properties of clay plastics. The production of inorganic liquid storage materials by using tailing materials is a green recycling economic industrial process.
Disclosure of Invention
The invention aims to provide an inorganic tailing-based liquid adsorption storage material, which solves the problem of adsorption storage of liquids such as water, oil, new energy materials and the like.
The invention aims to provide a preparation method of an inorganic tailing-based liquid adsorption storage material.
The first technical scheme adopted by the invention is as follows: the inorganic tailing-based liquid adsorption storage material is prepared from the following raw materials in parts by mass: 50-90 parts of industrial tailings, 5-15 parts of kaolin, 0.2-0.5 part of composite auxiliary and 0.5-2 parts of pore-forming agent.
The present invention is also characterized in that,
the composite auxiliary agent comprises the following raw materials in parts by mass: 70-85 parts of polycarboxylic acid, 5-15 parts of sodium alginate and 5-15 parts of rosin.
The industrial tailings comprise any one of steel slag, iron tailings, vanadium tailings, graphite tailings and molybdenum tailings.
The kaolin comprises any one of southeast soil, clay and loess.
The second technical scheme adopted by the invention is as follows: the preparation method of the inorganic tailing-based liquid adsorption storage material comprises the following specific operation steps:
step 1: weighing the following raw materials in parts by mass: 50-90 parts of industrial tailings, 5-15 parts of kaolin, 0.2-0.5 part of composite auxiliary and 0.5-2 parts of pore-forming agent;
step 2: putting the materials in the step 1 into a ball mill, adding 40% of water, and grinding and crushing into slurry;
and step 3: dehydrating the slurry obtained in the step (2) in gypsum to 10% of water content, dividing the dehydrated mud cake into blocks by a shovel, and drying in an oven;
and 4, step 4: and (4) putting the dried blocks in the step (3) into a crucible, and firing in a furnace at 850-1300 ℃ for 3-5 hours to prepare the liquid adsorption storage material. Firing is also a foaming process, further increasing the porosity of the material.
The present invention is also characterized in that,
in step 2, grinding and crushing to 500 meshes.
And 3, drying at 50-150 ℃.
The composite auxiliary agent comprises the following raw materials in parts by mass: 70-85 parts of polycarboxylic acid, 5-15 parts of sodium alginate and 5-15 parts of rosin.
The invention has the beneficial effects that:
the inorganic tailing-based liquid adsorption storage material disclosed by the invention is less in components, low in manufacturing cost, strong in storage capacity and high in environmental benefit. Industrial tailings and high-collar soil are selected as main raw materials, and secondary pollution does not exist in the production process.
The foaming agent is added in the preparation process of the inorganic tailing-based liquid adsorption storage material, micron-sized communicating holes are formed in the material, the porosity is 70%, and when liquid passes through the material, the liquid is stored by the hole structure.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
An inorganic tailing-based liquid adsorption storage material comprises a preparation prepared from the following raw materials in parts by mass:
88 parts of molybdenum tailings, 11 parts of loess, 0.5 part of composite additive and 0.5 part of pore-forming agent.
In this embodiment, the composite additive includes the following raw materials in parts by mass:
85 parts of polycarboxylic acid, 10 parts of sodium alginate and 5 parts of rosin.
The invention also provides a preparation method of the inorganic tailing based liquid adsorption storage material, which comprises the following steps:
(1) grinding and mixing: weighing the raw materials of the components in proportion, putting the raw materials into a ball mill, adding 40% of water, and grinding and crushing;
(2) molding: dewatering the ground slurry in gypsum to 2% of water content, cutting the mud cake into blocks with a shovel, and drying in a drying oven;
(3) firing: and (3) putting the block in the step (2) into a crucible, and firing in a furnace, wherein the temperature is controlled at 1050 ℃, and the firing time is 4 hours.
In this example, in the step (1), grinding was performed to 500 mesh.
Example 2
An inorganic tailing-based liquid adsorption storage material comprises a preparation prepared from the following raw materials in parts by mass: 95 parts of steel slag, 4 parts of loess, 0.6 part of composite additive and 0.4 part of pore-forming agent.
In this embodiment, the composite additive includes the following raw materials in parts by mass:
90 parts of polycarboxylic acid, 6 parts of sodium alginate and 4 parts of rosin.
The invention also provides a preparation method of the inorganic tailing based liquid adsorption storage material, which comprises the following steps:
(1) grinding and mixing: weighing the raw materials of the components in proportion, putting the raw materials into a ball mill, adding 35% of water, and grinding and crushing;
(2) molding: dewatering the ground slurry in gypsum to 10% of water content, cutting the mud cake into blocks by a shovel, and drying in an oven;
(3) firing: and (3) putting the block in the step (2) into a crucible, and firing in a furnace, wherein the temperature is controlled at 980 ℃ and the firing time is 5 hours.
In this example, in the step (1), grinding was performed to 450 mesh.
Example 3
An inorganic tailing-based liquid adsorption storage material comprises a preparation prepared from the following raw materials in parts by mass:
84 parts of iron tailings, 15 parts of kaolin, 0.3 part of a composite auxiliary agent and 0.7 part of a pore-forming agent, wherein the composite auxiliary agent comprises the following raw materials in parts by mass: 95 parts of polycarboxylic acid, 2 parts of sodium alginate and 3 parts of rosin.
The invention also provides a preparation method of the inorganic tailing based liquid adsorption storage material, which comprises the following steps:
(1) grinding and mixing: weighing the raw materials of the components in proportion, putting the raw materials into a ball mill, adding 29 percent of water, and grinding and crushing;
(2) molding: dewatering the ground slurry in gypsum to 15% water content;
(3) firing: and (3) putting the block in the step (2) into a crucible, and firing in a furnace, wherein the temperature is controlled at 1000 ℃, and the firing time is 3 hours.
In this example, in the step (1), grinding was performed to 600 mesh.
Example 4
An inorganic tailing-based liquid adsorption storage material comprises a preparation prepared from the following raw materials in parts by mass:
80 parts of vanadium tailings, 19 parts of southeast soil, 0.6 part of composite auxiliary agent and 0.4 part of pore-forming agent, wherein the composite auxiliary agent comprises the following raw materials in parts by mass: 70 parts of polycarboxylic acid, 25 parts of sodium alginate and 5 parts of rosin.
The invention also provides a preparation method of the inorganic tailing based liquid adsorption storage material, which comprises the following steps:
(1) grinding and mixing: weighing the raw materials of the components in proportion, putting the raw materials into a ball mill, adding 38 percent of water, and grinding and crushing;
(2) molding: dehydrating the ground slurry in gypsum to 6% of water;
(3) firing: and (3) putting the block in the step (2) into a crucible, and firing in a furnace, wherein the temperature is controlled at 1150 ℃, and the firing time is 4 hours.
In this example, in the step (1), grinding was performed to 250 mesh.
Example 5
An inorganic tailing-based liquid adsorption storage material comprises a preparation prepared from the following raw materials in parts by mass:
95 parts of graphite tailings, 4 parts of clay, 0.5 part of composite auxiliary agent and 0.5 part of pore-forming agent, wherein the composite auxiliary agent comprises the following raw materials in parts by mass: 95 parts of polycarboxylic acid, 6 parts of sodium alginate and 4 parts of rosin.
The invention also provides a preparation method of the inorganic tailing based liquid adsorption storage material, which comprises the following steps:
(1) grinding and mixing: weighing the raw materials of the components in proportion, putting the raw materials into a ball mill, adding 40% of water, and grinding and crushing;
(2) molding: dehydrating the ground slurry in gypsum to 10% of water;
(3) firing: and (3) putting the block in the step (2) into a crucible, and firing in a furnace at 900 ℃ for 3 hours.
In this example, in the step (1), grinding was performed to 250 mesh.
The invention discloses an inorganic tailing based liquid adsorption storage material which is verified,
the volume saturation water absorption is more than 60 percent
The bulk density is less than 500kg/m3
The compressive strength is more than 0.5 MPa.
The foregoing is only a preferred embodiment of the present invention and is not limiting thereof; it should be noted that, although the present invention has been described in detail with reference to the above embodiments, those skilled in the art will understand that the technical solutions described in the above embodiments can be modified, and some or all of the technical features can be equivalently replaced; and the modifications and the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The inorganic tailing based liquid adsorption storage material is characterized by comprising the following raw materials in parts by mass: 50-90 parts of industrial tailings, 5-15 parts of kaolin, 0.2-0.5 part of composite auxiliary and 0.5-2 parts of pore-forming agent.
2. The inorganic tailing based liquid adsorption storage material of claim 1, wherein the composite auxiliary agent comprises the following raw materials in parts by mass: 70-85 parts of polycarboxylic acid, 5-15 parts of sodium alginate and 5-15 parts of rosin.
3. The inorganic tailings-based liquid adsorption storage material of claim 1, wherein the industrial tailings comprise any one of steel slag, iron tailings, vanadium tailings, graphite tailings, and molybdenum tailings.
4. The inorganic tailing based liquid adsorption storage material of claim 1, wherein the kaolin comprises any one of southeast soil, clay and sienna loess.
5. The preparation method of the inorganic tailing-based liquid adsorption storage material is characterized by comprising the following specific operation steps:
step 1: weighing the following raw materials in parts by mass: 50-90 parts of industrial tailings, 5-15 parts of kaolin, 0.2-0.5 part of composite auxiliary and 0.5-2 parts of pore-forming agent;
step 2: putting the materials in the step 1 into a ball mill, adding 40% of water, and grinding and crushing into slurry;
and step 3: dehydrating the slurry obtained in the step (2) in gypsum to 10% of water content, dividing the dehydrated mud cake into blocks by a shovel, and drying in an oven;
and 4, step 4: and (4) putting the dried blocks in the step (3) into a crucible, and firing in a furnace at 850-1300 ℃ for 3-5 hours to prepare the liquid adsorption storage material.
6. The inorganic tailing based liquid adsorption storage material and the preparation method thereof according to claim 5, wherein in the step 2, grinding is carried out until the size is 500 meshes.
7. The inorganic tailing based liquid adsorption storage material and the preparation method thereof according to claim 5, wherein the drying temperature in the step 3 is 50-150 ℃.
8. The inorganic tailing based liquid adsorption storage material and the preparation method thereof according to claim 5, wherein the composite auxiliary agent comprises the following raw materials in parts by mass: 70-85 parts of polycarboxylic acid, 5-15 parts of sodium alginate and 5-15 parts of rosin.
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