CN106882819B - 一种六氟磷酸锂的制备纯化方法 - Google Patents
一种六氟磷酸锂的制备纯化方法 Download PDFInfo
- Publication number
- CN106882819B CN106882819B CN201710197711.6A CN201710197711A CN106882819B CN 106882819 B CN106882819 B CN 106882819B CN 201710197711 A CN201710197711 A CN 201710197711A CN 106882819 B CN106882819 B CN 106882819B
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- purification process
- prepare
- temperature
- prepare purification
- lithium
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- 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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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 61
- 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 title claims abstract description 53
- 229910019142 PO4 Inorganic materials 0.000 title claims abstract description 52
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 title claims abstract description 52
- 239000010452 phosphate Substances 0.000 title claims abstract description 52
- 238000000746 purification Methods 0.000 title claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 48
- -1 hydrogen fluoride lithium hexafluorophosphate Chemical compound 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000001704 evaporation Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 230000008020 evaporation Effects 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 51
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 49
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 49
- 238000006243 chemical reaction Methods 0.000 claims description 46
- 238000002425 crystallisation Methods 0.000 claims description 25
- 230000008025 crystallization Effects 0.000 claims description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- 238000000926 separation method Methods 0.000 claims description 19
- 239000012452 mother liquor Substances 0.000 claims description 12
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 12
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 11
- 239000011737 fluorine Substances 0.000 claims description 11
- 229910052731 fluorine Inorganic materials 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 238000009833 condensation Methods 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims description 6
- 238000005469 granulation Methods 0.000 claims description 6
- 230000003179 granulation Effects 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 150000002431 hydrogen Chemical class 0.000 claims description 5
- 230000036961 partial effect Effects 0.000 claims description 4
- 238000010792 warming Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 7
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 239000000047 product Substances 0.000 description 49
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 40
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 29
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 28
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 27
- 239000002253 acid Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000013078 crystal Substances 0.000 description 8
- 238000003682 fluorination reaction Methods 0.000 description 8
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 239000006227 byproduct Substances 0.000 description 7
- 229910001416 lithium ion Inorganic materials 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 150000003839 salts Chemical class 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 238000007086 side reaction Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 229910001386 lithium phosphate Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- 229910019213 POCl3 Inorganic materials 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- PNGLEYLFMHGIQO-UHFFFAOYSA-M sodium;3-(n-ethyl-3-methoxyanilino)-2-hydroxypropane-1-sulfonate;dihydrate Chemical compound O.O.[Na+].[O-]S(=O)(=O)CC(O)CN(CC)C1=CC=CC(OC)=C1 PNGLEYLFMHGIQO-UHFFFAOYSA-M 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D15/00—Lithium compounds
- C01D15/005—Lithium hexafluorophosphate
-
- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- 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
-
- 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
- C01P2006/82—Compositional purity water content
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (26)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710197711.6A CN106882819B (zh) | 2017-03-29 | 2017-03-29 | 一种六氟磷酸锂的制备纯化方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710197711.6A CN106882819B (zh) | 2017-03-29 | 2017-03-29 | 一种六氟磷酸锂的制备纯化方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106882819A CN106882819A (zh) | 2017-06-23 |
| CN106882819B true CN106882819B (zh) | 2018-12-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710197711.6A Active CN106882819B (zh) | 2017-03-29 | 2017-03-29 | 一种六氟磷酸锂的制备纯化方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106882819B (zh) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640129A (zh) * | 2018-07-13 | 2018-10-12 | 森田新能源材料(张家港)有限公司 | 六氟磷酸锂制备方法 |
| CN110182828A (zh) * | 2019-06-14 | 2019-08-30 | 江苏新泰材料科技有限公司 | 一种六氟磷酸锂动态结晶装置及结晶方法 |
| CN110668472A (zh) * | 2019-11-08 | 2020-01-10 | 湖北迈可凯科技有限公司 | 六氟磷酸锂合成母液结晶方法及装置 |
| CN110683564B (zh) * | 2019-12-10 | 2020-05-22 | 中化蓝天集团有限公司 | 一种含有六氟磷酸锂的混合物晶体及其应用 |
| CN110759362B (zh) * | 2019-12-10 | 2021-12-28 | 中化蓝天集团有限公司 | 一种含六氟磷酸锂晶体和水分的组合物 |
| CN111268700A (zh) * | 2020-03-09 | 2020-06-12 | 江苏九九久科技有限公司 | 一种高效六氟磷酸锂生产方法 |
| CN112079367A (zh) * | 2020-08-11 | 2020-12-15 | 江苏新泰材料科技有限公司 | 一种六氟磷酸锂的高效合成工艺 |
| CN112320824A (zh) * | 2020-12-02 | 2021-02-05 | 江苏九九久科技有限公司 | 一种六氟磷酸锂生产方法 |
| CN113321228A (zh) * | 2021-06-11 | 2021-08-31 | 厚成科技(南通)有限公司 | 六氟磷酸锂纯化方法 |
| CN115079572B (zh) * | 2022-06-30 | 2023-02-03 | 福建省龙德新能源有限公司 | 用于六氟磷酸锂制备的能源管理控制系统及其控制方法 |
| CN116239129A (zh) * | 2023-02-17 | 2023-06-09 | 湖北中蓝宏源新能源材料有限公司 | 一种高效制备六氟磷酸锂的方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009972A (zh) * | 2010-11-19 | 2011-04-13 | 森田化工(张家港)有限公司 | 一种六氟磷酸锂的制备方法 |
| CN102275895A (zh) * | 2011-06-30 | 2011-12-14 | 湖北省宏源药业有限公司 | 一种合成六氟磷酸锂的方法 |
| JP2015504037A (ja) * | 2012-01-19 | 2015-02-05 | ランクセス・ドイチュランド・ゲーエムベーハー | 低塩化物LiPF6 |
| JP2015507596A (ja) * | 2011-12-23 | 2015-03-12 | ランクセス・ドイチュランド・ゲーエムベーハー | LiPF6溶液 |
| CN105036100A (zh) * | 2015-07-15 | 2015-11-11 | 多氟多化工股份有限公司 | 一种晶体六氟磷酸锂的制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466589B (zh) * | 2013-08-29 | 2015-12-02 | 中国海洋石油总公司 | 一种高纯六氟磷酸锂的制备方法 |
-
2017
- 2017-03-29 CN CN201710197711.6A patent/CN106882819B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009972A (zh) * | 2010-11-19 | 2011-04-13 | 森田化工(张家港)有限公司 | 一种六氟磷酸锂的制备方法 |
| CN102275895A (zh) * | 2011-06-30 | 2011-12-14 | 湖北省宏源药业有限公司 | 一种合成六氟磷酸锂的方法 |
| JP2015507596A (ja) * | 2011-12-23 | 2015-03-12 | ランクセス・ドイチュランド・ゲーエムベーハー | LiPF6溶液 |
| JP2015504037A (ja) * | 2012-01-19 | 2015-02-05 | ランクセス・ドイチュランド・ゲーエムベーハー | 低塩化物LiPF6 |
| CN105036100A (zh) * | 2015-07-15 | 2015-11-11 | 多氟多化工股份有限公司 | 一种晶体六氟磷酸锂的制备方法 |
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| Publication number | Publication date |
|---|---|
| CN106882819A (zh) | 2017-06-23 |
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Denomination of invention: A preparation and purification method of lithium hexafluorophosphate Effective date of registration: 20211230 Granted publication date: 20181225 Pledgee: Shenghua new energy technology (Dongying) Co.,Ltd. Pledgor: DONGYING SHIDA SHENGHUA NEW ENERGY CO.,LTD. Registration number: Y2021980017167 |
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Date of cancellation: 20220406 Granted publication date: 20181225 Pledgee: Shenghua new energy technology (Dongying) Co.,Ltd. Pledgor: DONGYING SHIDA SHENGHUA NEW ENERGY CO.,LTD. Registration number: Y2021980017167 |