CN113788458B - 一种硫化锂及其制备方法和制备装置 - Google Patents
一种硫化锂及其制备方法和制备装置 Download PDFInfo
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- CN113788458B CN113788458B CN202110952636.6A CN202110952636A CN113788458B CN 113788458 B CN113788458 B CN 113788458B CN 202110952636 A CN202110952636 A CN 202110952636A CN 113788458 B CN113788458 B CN 113788458B
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- lithium
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- lithium sulfide
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- GLNWILHOFOBOFD-UHFFFAOYSA-N lithium sulfide Chemical compound [Li+].[Li+].[S-2] GLNWILHOFOBOFD-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 50
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000003756 stirring Methods 0.000 claims abstract description 38
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 27
- 239000011593 sulfur Substances 0.000 claims abstract description 27
- 238000010008 shearing Methods 0.000 claims abstract description 25
- 238000002156 mixing Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 11
- 238000005086 pumping Methods 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 5
- 229910000103 lithium hydride Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 230000019086 sulfide ion homeostasis Effects 0.000 claims description 4
- IDBFBDSKYCUNPW-UHFFFAOYSA-N lithium nitride Chemical compound [Li]N([Li])[Li] IDBFBDSKYCUNPW-UHFFFAOYSA-N 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 30
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 5
- 238000000498 ball milling Methods 0.000 description 10
- 239000013068 control sample Substances 0.000 description 9
- 238000002441 X-ray diffraction Methods 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000007873 sieving Methods 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 239000005077 polysulfide Substances 0.000 description 2
- 150000008117 polysulfides Polymers 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 229910001251 solid state electrolyte alloy Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/22—Alkali metal sulfides or polysulfides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/581—Chalcogenides or intercalation compounds thereof
- H01M4/5815—Sulfides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
- C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 对照样品 | |
纯度(Li<sub>2</sub>S)% | 99.92% | 99.91% | 99.93% | 99.85% |
K | 0.0005% | 0.0007% | 0.0004% | 0.001% |
Ca | 0.0028% | 0.0016% | 0.0015% | 0.0042% |
Na | 0.0034% | 0.0044% | 0.0045% | 0.0061% |
Mg | 0.0001% | 0.0002% | 0.0004% | 0.0012% |
Al | 0.0001% | 0.0001% | 0.0002% | 0.0031% |
Fe | 0.0012% | 0.0021% | 0.0012% | 0.0091% |
Si | 0.0001% | 0.0001% | 0.0002% | 0.0087% |
Claims (6)
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CN116040587A (zh) * | 2022-11-28 | 2023-05-02 | 江西赣锋锂业集团股份有限公司 | 一种利用电池级金属锂制备高纯硫化锂的方法 |
CN116216652A (zh) * | 2023-01-17 | 2023-06-06 | 北京恩力动力技术有限公司 | 一种硫化锂的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108190845A (zh) * | 2018-01-31 | 2018-06-22 | 湖南省正源储能材料与器件研究所 | 一种制备硫化锂的方法 |
CN112110421A (zh) * | 2020-09-11 | 2020-12-22 | 天津理工大学 | 一种制备高纯度硫化锂的方法 |
CN112520703A (zh) * | 2020-08-03 | 2021-03-19 | 浙江工业大学 | 一种硫化锂的绿色制备方法 |
CN112551491A (zh) * | 2020-12-10 | 2021-03-26 | 天津大学 | 一种硫化锂的制备方法、硫化锂及其应用 |
CN112607712A (zh) * | 2020-12-31 | 2021-04-06 | 江西赣锋锂业股份有限公司 | 一种利用金属锂制备硫化锂的方法 |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108190845A (zh) * | 2018-01-31 | 2018-06-22 | 湖南省正源储能材料与器件研究所 | 一种制备硫化锂的方法 |
CN112520703A (zh) * | 2020-08-03 | 2021-03-19 | 浙江工业大学 | 一种硫化锂的绿色制备方法 |
CN112110421A (zh) * | 2020-09-11 | 2020-12-22 | 天津理工大学 | 一种制备高纯度硫化锂的方法 |
CN112551491A (zh) * | 2020-12-10 | 2021-03-26 | 天津大学 | 一种硫化锂的制备方法、硫化锂及其应用 |
CN112607712A (zh) * | 2020-12-31 | 2021-04-06 | 江西赣锋锂业股份有限公司 | 一种利用金属锂制备硫化锂的方法 |
Non-Patent Citations (1)
Title |
---|
锂硫电池用硫化锂正极复合材料的研究现状;李巧乐等;《化工进展》(第09期);全文 * |
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