CN115041107A - Preparation method of temperature-resistant salt-tolerant high-performance inorganic gel - Google Patents
Preparation method of temperature-resistant salt-tolerant high-performance inorganic gel Download PDFInfo
- Publication number
- CN115041107A CN115041107A CN202210616578.4A CN202210616578A CN115041107A CN 115041107 A CN115041107 A CN 115041107A CN 202210616578 A CN202210616578 A CN 202210616578A CN 115041107 A CN115041107 A CN 115041107A
- Authority
- CN
- China
- Prior art keywords
- expansive soil
- slurry
- inorganic gel
- mixing
- ore
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000002689 soil Substances 0.000 claims abstract description 179
- 239000002002 slurry Substances 0.000 claims abstract description 144
- 238000002156 mixing Methods 0.000 claims abstract description 72
- 238000001035 drying Methods 0.000 claims abstract description 40
- 238000000227 grinding Methods 0.000 claims abstract description 30
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 27
- 239000003607 modifier Substances 0.000 claims abstract description 27
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 24
- 239000001110 calcium chloride Substances 0.000 claims abstract description 24
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 24
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 24
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 24
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 24
- 239000000701 coagulant Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims abstract description 16
- 239000002893 slag Substances 0.000 claims abstract description 9
- 239000000843 powder Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 3
- 239000010881 fly ash Substances 0.000 claims description 3
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 3
- 239000011863 silicon-based powder Substances 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract description 11
- 230000015784 hyperosmotic salinity response Effects 0.000 abstract description 7
- 150000003839 salts Chemical class 0.000 abstract description 4
- 235000017550 sodium carbonate Nutrition 0.000 description 10
- 238000000746 purification Methods 0.000 description 9
- 230000008961 swelling Effects 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0052—Preparation of gels
- B01J13/0056—Preparation of gels containing inorganic material and water
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
The invention relates to the technical field of inorganic gel, in particular to a preparation method of high-performance inorganic gel with heat resistance, salt tolerance and high performance, which comprises the steps of grinding raw expansive soil ore into powder of 100-250 meshes to obtain raw expansive soil ore, mixing the raw expansive soil ore with pure water according to a ratio of 1: 8-12 to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to a mass ratio of 2-3: stirring and mixing the materials according to a mass ratio of 95-105 to obtain slurry, removing slag and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry, heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry to obtain modified expansive soil inorganic gel slurry, drying the modified expansive soil inorganic gel slurry to obtain modified expansive soil inorganic gel, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant, salt-resistant and high-performance inorganic gel, so that the temperature resistance and salt tolerance of the inorganic gel are improved.
Description
Technical Field
The invention relates to the technical field of inorganic gel, in particular to a preparation method of high-temperature-resistant salt-resistant high-performance inorganic gel.
Background
The inorganic gel is white powder, is tasteless and nontoxic, is easy to swell when meeting water, and can form colloid with high transparency and high viscosity at lower solid content.
With the development of science and technology, people have higher and higher high temperature resistance to inorganic gel, so that the high temperature resistance of the existing inorganic gel cannot meet the requirements of people.
In view of the above-mentioned drawbacks of the prior art, it is necessary to provide a method for preparing a high-performance inorganic gel with high temperature resistance and salt tolerance.
Disclosure of Invention
The invention aims to provide a preparation method of a temperature-resistant salt-tolerant high-performance inorganic gel, so as to prepare the temperature-resistant salt-tolerant high-performance inorganic gel.
In order to realize the purpose, the invention provides a preparation method of a temperature-resistant salt-tolerant high-performance inorganic gel, which specifically comprises the following steps:
grinding the raw expansive soil ore to 100-250 meshes to obtain powdery raw expansive soil ore;
mixing the powdery expansive soil raw ore with pure water according to the proportion of 1: mixing 8-12 mass ratios to obtain expansive soil raw ore slurry;
mixing the calcined soda and the expansive soil raw ore slurry according to the proportion of 2-3: stirring and mixing the materials in a mass ratio of 95-105 to obtain slurry;
removing slag and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry;
heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and pure slurry to obtain modified expansive soil inorganic gel slurry;
drying the modified expansive soil inorganic gel slurry to obtain modified expansive soil inorganic gel;
and grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Wherein in the step of crushing the expansive soil raw ore into 100-200 meshes:
the montmorillonite content in the expansive soil raw ore is higher than 75%.
Wherein, the mixing of the powdery expansive soil raw ore and pure water is carried out according to the proportion of 1: mixing 8-12 mass ratios to obtain the expansive soil raw ore slurry:
the mixing time of the powdery expansive soil raw ore and pure water is 1-3 h.
Wherein, in the step of heating and uniformly mixing the calcium hydroxide, the calcium chloride, the coagulant, the modifier and the pure slurry to obtain the modified expansive soil inorganic gel slurry:
the mass ratio of the calcium hydroxide to the calcium chloride to the coagulant to the modifier to the pure slurry is 1:0.8:1: 1-3: 90-100.
Wherein, in the step of heating and uniformly mixing the calcium hydroxide, the calcium chloride, the coagulant, the modifier and the pure slurry to obtain the modified expansive soil inorganic gel slurry:
the modifier is one of slag powder, silicon powder, firebrick powder or fly ash.
Wherein, in the step of heating and uniformly mixing the calcium hydroxide, the calcium chloride, the coagulant, the modifier and the pure slurry to obtain the modified expansive soil inorganic gel slurry:
the temperature rise is 40-70 ℃, and the temperature is kept for 10-25 min.
Wherein, in the step of drying the modified expansive soil inorganic gel slurry to obtain the modified expansive soil inorganic gel:
and continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%.
The invention relates to a preparation method of a high-performance inorganic gel with temperature resistance, salt tolerance and high performance, which comprises the steps of grinding raw expansive soil ores to 100-250 meshes to obtain powdery raw expansive soil ores, mixing the powdery raw expansive soil ores with pure water according to a ratio of 1: 8-12 to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to a mass ratio of 2-3: stirring and mixing the materials according to a mass ratio of 95-105 to obtain slurry, removing slag and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry, heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry to obtain modified expansive soil inorganic gel slurry, drying the modified expansive soil inorganic gel slurry to obtain modified expansive soil inorganic gel, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant, salt-resistant and high-performance inorganic gel, so that the temperature resistance and salt tolerance of the inorganic gel are improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a flow chart of a preparation method of the high-performance inorganic gel with temperature resistance, salt tolerance and high performance.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the embodiments described below with reference to the accompanying drawings are exemplary and intended to be illustrative of the present invention and are not to be construed as limiting the present invention.
Referring to fig. 1, fig. 1 is a flow chart of a method for preparing a high-performance inorganic gel with temperature resistance, salt tolerance and high performance according to the present invention. As shown in figure 1, the invention provides a preparation method of a temperature-resistant salt-tolerant high-performance inorganic gel, which specifically comprises the following steps:
s1: grinding the raw expansive soil ore to 100-250 meshes to obtain powdery raw expansive soil ore;
in the embodiment of the present market, the raw expansive soil ore with the montmorillonite content higher than 75% is selected to improve the dazzling enrichment rate of the subsequent slurry, so that the residue in the raw expansive soil ore can be conveniently removed.
S2: mixing the powdery expansive soil raw ore with pure water according to the proportion of 1: mixing 8-12 mass ratios to obtain raw expansive soil ore slurry;
in the present embodiment, a raw material of powdery expansive soil is mixed with pure water in a ratio of 1: and mixing the raw expansive soil ore with the mass ratio of 8-12 for 1-3 hours to fully mix the powdery raw expansive soil ore and pure water to prepare the raw expansive soil ore slurry.
S3: mixing the calcined soda and the raw expansive soil ore slurry according to the proportion of 2-3: stirring and mixing the materials in a mass ratio of 95-105 to obtain slurry;
in this embodiment, soda ash is added to the raw expansive soil slurry to facilitate removal of the residue from the raw expansive soil slurry.
S4: removing slag and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry;
in the embodiment, the centrifugal separation method is adopted to carry out deslagging and purification on the slurry to obtain pure slurry
S5: heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and pure slurry to obtain modified expansive soil inorganic gel slurry;
in the embodiment, calcium hydroxide, calcium chloride, a coagulant, a modifier and pure slurry are heated to 40-70 ℃ according to the mass ratio of 1:0.8:1: 1-3: 90-100, mixed, and kept at the temperature for 10-25 min so as to be fully reacted; the modifier is one of slag powder, silicon powder, firebrick powder or fly ash.
S6: drying the modified expansive soil inorganic gel slurry to obtain modified expansive soil inorganic gel;
in this embodiment, the modified swelling soil inorganic gel slurry is dried until the moisture content of the modified swelling soil inorganic gel is less than 12% to obtain the modified swelling soil inorganic gel.
S7: and grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
In the embodiment, the modified expansive soil inorganic gel is ground to be below 300 meshes to obtain inorganic gel with better fineness, so that the temperature-resistant salt-resistant high-performance inorganic gel is prepared.
Example 1:
grinding the raw expansive soil ore to 150 meshes to obtain the raw powdery expansive soil ore, and mixing the raw powdery expansive soil ore with pure water according to a ratio of 1: 8 for 1 hour to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 3:95 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:1.5:90 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 25min at 40 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 2:
grinding the raw expansive soil ore to 150 meshes to obtain the raw powdery expansive soil ore, and mixing the raw powdery expansive soil ore with pure water according to a ratio of 1: 9 for 1.5 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 2:95 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:2:92 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 20min at 50 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 3:
grinding the raw expansive soil ore to 150 meshes to obtain the raw powdery expansive soil ore, and mixing the raw powdery expansive soil ore with pure water according to a ratio of 1:10 for 1.5 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 3: 105 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:2:94 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 15min at the temperature of 60 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 4:
grinding the raw expansive soil ore to 200 meshes to obtain the powdery raw expansive soil ore, and mixing the powdery raw expansive soil ore with pure water according to the ratio of 1: 11 for 2 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 3: stirring and mixing the materials according to the mass ratio of 100 to obtain slurry, removing slag and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry, heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:2:96 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 15min at the temperature of 65 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 5:
grinding the raw expansive soil ore to 200 meshes to obtain the powdery raw expansive soil ore, and mixing the powdery raw expansive soil ore with pure water according to the ratio of 1: 12 for 2.5 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 2: stirring and mixing the materials in a mass ratio of 95-100 to obtain slurry, removing residues and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry, heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:2.5:98 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry at 70 ℃ for 10min to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 6:
grinding the raw expansive soil ore to 200 meshes to obtain the powdery raw expansive soil ore, and mixing the powdery raw expansive soil ore with pure water according to the ratio of 1: 12 for 3 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 2.5: 105 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:3:100 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 21min at 50 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 7:
grinding the raw expansive soil ore to 140 meshes to obtain the raw powdery expansive soil ore, and mixing the raw powdery expansive soil ore with pure water according to the ratio of 1: mixing the raw ore pulp with the mass ratio of 8.5 for 3 hours to obtain the expansive soil raw ore pulp, and mixing the calcined soda and the expansive soil raw ore pulp according to the mass ratio of 2.6: 93 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:1:100 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 18min at 55 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be less than 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 8:
grinding the raw expansive soil ore to 160 meshes to obtain the raw powdery expansive soil ore, and mixing the raw powdery expansive soil ore with pure water according to a ratio of 1: 9.5, mixing for 3 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 2.5:98 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:2:95 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 15min at the temperature of 60 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 9:
grinding the raw expansive soil ore to 180 meshes to obtain the powdery raw expansive soil ore, and mixing the powdery raw expansive soil ore with pure water according to a ratio of 1: 10.5, mixing for 3 hours to obtain expansive soil raw ore slurry, and mixing the calcined soda and the expansive soil raw ore slurry according to the mass ratio of 2.5: 99 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:2.5:94 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 12min at 65 ℃ to obtain modified expansive soil inorganic gel, continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
Example 10:
grinding the raw expansive soil ore to 210 meshes to obtain the raw powdery expansive soil ore, and mixing the raw powdery expansive soil ore with pure water according to a ratio of 1: 11.5, mixing for 3 hours to obtain expansive soil raw ore slurry, and mixing the sodium carbonate and the expansive soil raw ore slurry according to the mass ratio of 3: 102 to obtain slurry, then carrying out deslagging and purification on the slurry by adopting a centrifugal separation method to obtain pure slurry, then uniformly heating and mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and the pure slurry according to the mass ratio of 1:0.8:1:3:95 to obtain modified expansive soil inorganic gel slurry, continuously drying the modified expansive soil inorganic gel slurry for 10min at 70 ℃ to obtain modified expansive soil inorganic gel, so that the modified expansive soil inorganic gel is continuously dried until the drying moisture is lower than 12%, and finally grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.
Claims (7)
1. A preparation method of a temperature-resistant salt-tolerant high-performance inorganic gel is characterized by comprising the following steps:
grinding the raw expansive soil ore to 100-250 meshes to obtain powdery raw expansive soil ore;
mixing the powdery expansive soil raw ore with pure water according to the proportion of 1: mixing 8-12 mass ratios to obtain raw expansive soil ore slurry;
mixing the calcined soda and the expansive soil raw ore slurry according to the proportion of 2-3: stirring and mixing the materials in a mass ratio of 95-105 to obtain slurry;
removing slag and purifying the slurry by adopting a centrifugal separation method to obtain pure slurry;
heating and uniformly mixing calcium hydroxide, calcium chloride, a coagulant, a modifier and pure slurry to obtain modified expansive soil inorganic gel slurry;
drying the modified expansive soil inorganic gel slurry to obtain modified expansive soil inorganic gel;
and grinding the modified expansive soil inorganic gel to be below 300 meshes to obtain the temperature-resistant salt-tolerant high-performance inorganic gel.
2. The method for preparing the temperature-resistant salt-tolerant high-performance inorganic gel according to claim 1,
in the step of crushing the expansive soil raw ore to 100-200 meshes:
the content of montmorillonite in the expansive soil raw ore is higher than 75%.
3. The method for preparing the temperature-resistant salt-tolerant high-performance inorganic gel according to claim 2,
mixing the powdery expansive soil raw ore and pure water according to the proportion of 1: mixing 8-12 mass ratios to obtain the expansive soil raw ore slurry:
the mixing time of the powdery expansive soil raw ore and pure water is 1-3 h.
4. The method for preparing the temperature-resistant salt-tolerant high-performance inorganic gel according to claim 3,
in the step of heating and uniformly mixing the calcium hydroxide, the calcium chloride, the coagulant, the modifier and the pure slurry to obtain the modified expansive soil inorganic gel slurry:
the mass ratio of the calcium hydroxide to the calcium chloride to the coagulant to the modifier to the pure slurry is 1:0.8:1: 1-3: 90-100.
5. The method for preparing the temperature-resistant salt-tolerant high-performance inorganic gel according to claim 4,
in the step of heating and uniformly mixing the calcium hydroxide, the calcium chloride, the coagulant, the modifier and the pure slurry to obtain the modified expansive soil inorganic gel slurry:
the modifier is one of slag powder, silicon powder, firebrick powder or fly ash.
6. The method for preparing the temperature-resistant salt-tolerant high-performance inorganic gel according to claim 5,
in the step of heating and uniformly mixing the calcium hydroxide, the calcium chloride, the coagulant, the modifier and the pure slurry to obtain the modified expansive soil inorganic gel slurry:
the temperature rise is 40-70 ℃, and the temperature is kept for 10-25 min.
7. The method for preparing the temperature-resistant salt-tolerant high-performance inorganic gel according to claim 6,
in the step of drying the modified expansive soil inorganic gel slurry to obtain the modified expansive soil inorganic gel:
and continuously drying the modified expansive soil inorganic gel until the drying moisture is lower than 12%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210616578.4A CN115041107A (en) | 2022-06-01 | 2022-06-01 | Preparation method of temperature-resistant salt-tolerant high-performance inorganic gel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210616578.4A CN115041107A (en) | 2022-06-01 | 2022-06-01 | Preparation method of temperature-resistant salt-tolerant high-performance inorganic gel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115041107A true CN115041107A (en) | 2022-09-13 |
Family
ID=83158541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210616578.4A Pending CN115041107A (en) | 2022-06-01 | 2022-06-01 | Preparation method of temperature-resistant salt-tolerant high-performance inorganic gel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115041107A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH082955A (en) * | 1994-06-15 | 1996-01-09 | Shigetomi Komatsu | Inorganic chloride gel and its production |
| CN1562745A (en) * | 2004-03-22 | 2005-01-12 | 王道容 | Method for preparing inorganic gel of aluminium magnesium silicate in high purity |
| CN101823722A (en) * | 2010-05-10 | 2010-09-08 | 内蒙古大学 | Method for preparing bentonite inorganic gel from calcium bentonite |
| CN107473693A (en) * | 2017-09-22 | 2017-12-15 | 临沂矿业集团有限责任公司 | A kind of NEW TYPE OF COMPOSITE gel rubber material |
| CN108190902A (en) * | 2018-01-24 | 2018-06-22 | 安徽国创非金属矿业科技有限公司 | A kind of method that calcium-base bentonite makes inorganic gel sodium |
| CN112354108A (en) * | 2020-09-30 | 2021-02-12 | 中国矿业大学 | Mine fire prevention and extinguishing gel material and preparation method thereof |
| CN112390265A (en) * | 2019-08-12 | 2021-02-23 | 李进东 | High-molecular expansive soil modifier and preparation method thereof |
| CN113462201A (en) * | 2020-04-03 | 2021-10-01 | 苏州中材非金属矿工业设计研究院有限公司 | Bentonite inorganic gel for washing powder and preparation method thereof |
-
2022
- 2022-06-01 CN CN202210616578.4A patent/CN115041107A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH082955A (en) * | 1994-06-15 | 1996-01-09 | Shigetomi Komatsu | Inorganic chloride gel and its production |
| CN1562745A (en) * | 2004-03-22 | 2005-01-12 | 王道容 | Method for preparing inorganic gel of aluminium magnesium silicate in high purity |
| CN101823722A (en) * | 2010-05-10 | 2010-09-08 | 内蒙古大学 | Method for preparing bentonite inorganic gel from calcium bentonite |
| CN107473693A (en) * | 2017-09-22 | 2017-12-15 | 临沂矿业集团有限责任公司 | A kind of NEW TYPE OF COMPOSITE gel rubber material |
| CN108190902A (en) * | 2018-01-24 | 2018-06-22 | 安徽国创非金属矿业科技有限公司 | A kind of method that calcium-base bentonite makes inorganic gel sodium |
| CN112390265A (en) * | 2019-08-12 | 2021-02-23 | 李进东 | High-molecular expansive soil modifier and preparation method thereof |
| CN113462201A (en) * | 2020-04-03 | 2021-10-01 | 苏州中材非金属矿工业设计研究院有限公司 | Bentonite inorganic gel for washing powder and preparation method thereof |
| CN112354108A (en) * | 2020-09-30 | 2021-02-12 | 中国矿业大学 | Mine fire prevention and extinguishing gel material and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 孙传尧等: "选矿工程师手册", 冶金工业出版社, pages: 882 * |
| 王小泉等: "一种硅酸类无机凝胶堵剂", 油田化学, vol. 19, no. 2, pages 127 - 130 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109293326B (en) | Curing agent for sludge treatment and preparation method and application thereof | |
| JPS6214983A (en) | Manufacture of agglomerate | |
| JP5776749B2 (en) | Cement-based solidified concrete sludge heat-dried powder and method for producing the same | |
| CN108439450A (en) | A kind of preparation method of nano-calcium carbonate for building | |
| CN115041107A (en) | Preparation method of temperature-resistant salt-tolerant high-performance inorganic gel | |
| CN112408440B (en) | Process for preparing superfine coral velvet-shaped environment-friendly magnesium hydroxide by batch hydrothermal method | |
| CN109231250A (en) | A method of calcining carbide slag prepares calcium carbonate in Galuber's salt type brine cleaning procedure | |
| CN109970383B (en) | Production process for manufacturing accelerating agent by using water purifying agent waste residues | |
| CN113307640A (en) | Method for preparing alumina-silicon carbide-carbon series refractory raw material by using secondary aluminum ash as raw material | |
| CN112979321A (en) | Method for utilizing drilling waste | |
| CN103146915B (en) | Titaniferous red mud compound binder and preparation method thereof | |
| CN109319896A (en) | The method for preparing flocculant with flyash and vanadium titano-magnetite | |
| KR102082911B1 (en) | Artificial light weight aggregates composition using cement zero binder and manufacturing method thereof | |
| JP2007204282A (en) | Method of producing hydraulic lime | |
| JP3365817B2 (en) | Ion exchange granulation of modified coal ash | |
| JPH105800A (en) | Dehydration treating material for sludge and dehydration treatment | |
| JP4824434B2 (en) | Oil and fat adsorbent, method for producing fat and oil adsorbent, inorganic flocculant, and method for producing inorganic flocculant | |
| CN209161850U (en) | Red mud magnetizing roast utilization system | |
| KR20000043363A (en) | Preparation method of precipitated calcium carbonate using waste seashell | |
| CN109231856A (en) | A kind of preparation method for calcining carbide slag and its application in bittern purifying process | |
| JP7083239B2 (en) | Coal ash granulation method | |
| CN107857276B (en) | A method of utilizing dicalcium silicate alkaline process synthetic calcium silicate | |
| CN110078463B (en) | CO solidification by steel slag2Production process for manufacturing building blocks | |
| JPS5874553A (en) | Manufacture of steam-cured lightweight foamed concrete | |
| JP4275268B2 (en) | Solidified material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |