CN103739475B - 一种电池级无水醋酸锂的制备方法 - Google Patents
一种电池级无水醋酸锂的制备方法 Download PDFInfo
- Publication number
- CN103739475B CN103739475B CN201410040974.2A CN201410040974A CN103739475B CN 103739475 B CN103739475 B CN 103739475B CN 201410040974 A CN201410040974 A CN 201410040974A CN 103739475 B CN103739475 B CN 103739475B
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- CN
- China
- Prior art keywords
- lithium acetate
- drying
- gained
- lithium
- anhydrous lithium
- 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.)
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- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 20
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 229960000583 acetic acid Drugs 0.000 claims abstract description 10
- 239000012362 glacial acetic acid Substances 0.000 claims abstract description 10
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 claims abstract description 8
- 238000002360 preparation method Methods 0.000 claims abstract description 8
- 239000012535 impurity Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 32
- 238000001035 drying Methods 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 12
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 11
- 239000002893 slag Substances 0.000 claims description 10
- 239000000047 product Substances 0.000 claims description 9
- 238000001704 evaporation Methods 0.000 claims description 8
- 230000008020 evaporation Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
- 229910052744 lithium Inorganic materials 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 238000012958 reprocessing Methods 0.000 claims description 4
- 208000012826 adjustment disease Diseases 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 claims description 2
- 239000000706 filtrate Substances 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000006386 neutralization reaction Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 229940040692 lithium hydroxide monohydrate Drugs 0.000 abstract 1
- 239000013078 crystal Substances 0.000 description 7
- 238000013019 agitation Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- 239000011575 calcium Substances 0.000 description 2
- -1 compound Lithium Acetate Chemical class 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- PQLVXDKIJBQVDF-UHFFFAOYSA-N acetic acid;hydrate Chemical compound O.CC(O)=O PQLVXDKIJBQVDF-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
检测项目 | 要求指标 | 实施例1 | 实施例2 | 实施例3 |
醋酸锂w% | ≥99.9 | 99.97 | 99.95 | 99.96 |
水分w% | ≤0.5 | 0.05 | 0.04 | 0.04 |
钠(Na)w% | ≤0.005 | 0.002 | 0.002 | 0.002 |
钾(K)w% | ≤0.005 | 0.003 | 0.004 | 0.003 |
钙(Ca)w% | ≤0.01 | 0.005 | 0.005 | 0.005 |
铁(Fe)w% | ≤0.001 | 0.0003 | 0.0004 | 0.0004 |
氯化物(以Cl计) | ≤0.01 | 0.003 | 0.003 | 0.003 |
硫酸盐(以SO4 2-计) | ≤0.01 | 0.005 | 0.007 | 0.006 |
水不溶物w% | ≤0.01 | 0.003 | 0.004 | 0.003 |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410040974.2A CN103739475B (zh) | 2014-01-28 | 2014-01-28 | 一种电池级无水醋酸锂的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410040974.2A CN103739475B (zh) | 2014-01-28 | 2014-01-28 | 一种电池级无水醋酸锂的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103739475A CN103739475A (zh) | 2014-04-23 |
CN103739475B true CN103739475B (zh) | 2015-04-08 |
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CN201410040974.2A Active CN103739475B (zh) | 2014-01-28 | 2014-01-28 | 一种电池级无水醋酸锂的制备方法 |
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CN (1) | CN103739475B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110182829B (zh) * | 2019-06-11 | 2021-08-13 | 新疆有色金属研究所 | 一种电池级无水碘化锂的工业化制备方法 |
CN114409527A (zh) * | 2021-12-30 | 2022-04-29 | 新余赣锋锂业有限公司 | 一种非破碎小颗粒无水醋酸锂的制备方法 |
CN118344249B (zh) * | 2024-06-18 | 2024-09-27 | 南京化学试剂股份有限公司 | 一种制备乙酸锂的工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05331096A (ja) * | 1992-05-27 | 1993-12-14 | Sumitomo Metal Mining Co Ltd | 酢酸ビスマスの製造方法 |
US6555078B1 (en) * | 1996-09-26 | 2003-04-29 | Fmc Corporation | Method of preparing lithium salts |
CN102139861B (zh) * | 2011-05-10 | 2013-04-10 | 湖北百杰瑞新材料有限公司 | 一种无水高氯酸锂的生产方法 |
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2014
- 2014-01-28 CN CN201410040974.2A patent/CN103739475B/zh active Active
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