CN102180457A - 六氟磷酸锂有机溶剂法制备工艺 - Google Patents
六氟磷酸锂有机溶剂法制备工艺 Download PDFInfo
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- CN102180457A CN102180457A CN 201110116756 CN201110116756A CN102180457A CN 102180457 A CN102180457 A CN 102180457A CN 201110116756 CN201110116756 CN 201110116756 CN 201110116756 A CN201110116756 A CN 201110116756A CN 102180457 A CN102180457 A CN 102180457A
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- organic solvent
- lithium
- hexafluoro phosphate
- lithium hexafluoro
- reaction
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- 238000000034 method Methods 0.000 title claims abstract description 58
- 239000003960 organic solvent Substances 0.000 title claims abstract description 54
- -1 lithium hexafluorophosphate Chemical compound 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title abstract description 12
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims abstract description 72
- 238000006243 chemical reaction Methods 0.000 claims abstract description 65
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 63
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 claims abstract description 30
- OBCUTHMOOONNBS-UHFFFAOYSA-N phosphorus pentafluoride Chemical compound FP(F)(F)(F)F OBCUTHMOOONNBS-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002904 solvent Substances 0.000 claims abstract description 28
- 239000000047 product Substances 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000001291 vacuum drying Methods 0.000 claims abstract description 13
- 239000000706 filtrate Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 229910052744 lithium Inorganic materials 0.000 claims description 66
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 claims description 65
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 65
- 229910019142 PO4 Inorganic materials 0.000 claims description 65
- 239000010452 phosphate Substances 0.000 claims description 65
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 65
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 36
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 28
- 238000002360 preparation method Methods 0.000 claims description 23
- 238000002425 crystallisation Methods 0.000 claims description 18
- 238000005516 engineering process Methods 0.000 claims description 18
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 16
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 14
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 9
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 7
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 6
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 4
- 229920000136 polysorbate Polymers 0.000 claims description 4
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 4
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 4
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 4
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 150000003983 crown ethers Chemical class 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 229950008882 polysorbate Drugs 0.000 claims description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 11
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 11
- 239000003792 electrolyte Substances 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000012429 reaction media Substances 0.000 abstract description 4
- 238000010924 continuous production Methods 0.000 abstract description 3
- 239000012066 reaction slurry Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 9
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 7
- 230000008025 crystallization Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 229910003002 lithium salt Inorganic materials 0.000 description 4
- 159000000002 lithium salts Chemical class 0.000 description 4
- 238000004293 19F NMR spectroscopy Methods 0.000 description 3
- 238000004679 31P NMR spectroscopy Methods 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 229910013870 LiPF 6 Inorganic materials 0.000 description 3
- 238000005481 NMR spectroscopy Methods 0.000 description 3
- 238000013019 agitation Methods 0.000 description 3
- 238000001838 alkalimetric titration Methods 0.000 description 3
- 238000003869 coulometry Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000010421 standard material Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- CXHHBNMLPJOKQD-UHFFFAOYSA-M methyl carbonate Chemical compound COC([O-])=O CXHHBNMLPJOKQD-UHFFFAOYSA-M 0.000 description 1
- 150000002762 monocarboxylic acid derivatives Chemical class 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000005486 organic electrolyte Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- BFXAWOHHDUIALU-UHFFFAOYSA-M sodium;hydron;difluoride Chemical compound F.[F-].[Na+] BFXAWOHHDUIALU-UHFFFAOYSA-M 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000010926 waste battery Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Abstract
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CN 201110116756 CN102180457A (zh) | 2011-05-06 | 2011-05-06 | 六氟磷酸锂有机溶剂法制备工艺 |
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CN 201110116756 CN102180457A (zh) | 2011-05-06 | 2011-05-06 | 六氟磷酸锂有机溶剂法制备工艺 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102910612A (zh) * | 2012-11-05 | 2013-02-06 | 中国海洋石油总公司 | 一种六氟磷酸锂的制备方法 |
CN103253646A (zh) * | 2012-02-16 | 2013-08-21 | 湖北诺邦化学有限公司 | 有机溶剂法制备高纯六氟磷酸锂 |
CN104129772A (zh) * | 2013-07-30 | 2014-11-05 | 多氟多化工股份有限公司 | 一种结晶六氟磷酸锂的方法 |
CN107697933A (zh) * | 2017-04-14 | 2018-02-16 | 上海绿麟达新材料科技有限公司 | 一种六氟磷酸锂的制备方法 |
CN112707418A (zh) * | 2021-01-12 | 2021-04-27 | 苏州华一新能源科技有限公司 | 一种六氟磷酸锂的制备方法 |
CN114044530A (zh) * | 2021-11-25 | 2022-02-15 | 山东中顼技术研究有限公司 | 一种锂离子二次电池用六氟磷酸锂的制备方法 |
CN115196654A (zh) * | 2022-08-11 | 2022-10-18 | 胜华新能源科技(东营)有限公司 | 一种液态六氟磷酸锂的合成装置及其应用 |
CN116199230A (zh) * | 2022-12-15 | 2023-06-02 | 福建省龙德新能源有限公司 | 二氟硫酸硼酸锂的制备方法 |
WO2023116462A1 (zh) * | 2021-12-24 | 2023-06-29 | 浙江中欣氟材股份有限公司 | 一种六氟磷酸盐的合成方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101353161A (zh) * | 2007-07-27 | 2009-01-28 | 比亚迪股份有限公司 | 制备五氟化磷气体及采用该气体制备六氟磷酸锂的方法 |
CN101523644A (zh) * | 2006-08-11 | 2009-09-02 | 加州理工学院 | 可使氟化物溶解度提高的离解剂、制剂及方法 |
-
2011
- 2011-05-06 CN CN 201110116756 patent/CN102180457A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101523644A (zh) * | 2006-08-11 | 2009-09-02 | 加州理工学院 | 可使氟化物溶解度提高的离解剂、制剂及方法 |
CN101353161A (zh) * | 2007-07-27 | 2009-01-28 | 比亚迪股份有限公司 | 制备五氟化磷气体及采用该气体制备六氟磷酸锂的方法 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103253646A (zh) * | 2012-02-16 | 2013-08-21 | 湖北诺邦化学有限公司 | 有机溶剂法制备高纯六氟磷酸锂 |
CN102910612A (zh) * | 2012-11-05 | 2013-02-06 | 中国海洋石油总公司 | 一种六氟磷酸锂的制备方法 |
CN102910612B (zh) * | 2012-11-05 | 2014-06-18 | 中国海洋石油总公司 | 一种六氟磷酸锂的制备方法 |
CN104129772A (zh) * | 2013-07-30 | 2014-11-05 | 多氟多化工股份有限公司 | 一种结晶六氟磷酸锂的方法 |
CN107697933A (zh) * | 2017-04-14 | 2018-02-16 | 上海绿麟达新材料科技有限公司 | 一种六氟磷酸锂的制备方法 |
CN107697933B (zh) * | 2017-04-14 | 2019-02-19 | 上海绿麟达新材料科技有限公司 | 一种六氟磷酸锂的制备方法 |
CN112707418A (zh) * | 2021-01-12 | 2021-04-27 | 苏州华一新能源科技有限公司 | 一种六氟磷酸锂的制备方法 |
CN112707418B (zh) * | 2021-01-12 | 2022-12-30 | 苏州华一新能源科技股份有限公司 | 一种六氟磷酸锂的制备方法 |
CN114044530A (zh) * | 2021-11-25 | 2022-02-15 | 山东中顼技术研究有限公司 | 一种锂离子二次电池用六氟磷酸锂的制备方法 |
WO2023116462A1 (zh) * | 2021-12-24 | 2023-06-29 | 浙江中欣氟材股份有限公司 | 一种六氟磷酸盐的合成方法 |
CN115196654A (zh) * | 2022-08-11 | 2022-10-18 | 胜华新能源科技(东营)有限公司 | 一种液态六氟磷酸锂的合成装置及其应用 |
CN115196654B (zh) * | 2022-08-11 | 2023-12-01 | 胜华新能源科技(东营)有限公司 | 一种液态六氟磷酸锂的合成装置及其应用 |
CN116199230A (zh) * | 2022-12-15 | 2023-06-02 | 福建省龙德新能源有限公司 | 二氟硫酸硼酸锂的制备方法 |
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