KR20170139507A - 디플루오로인산염의 정제 방법 - Google Patents
디플루오로인산염의 정제 방법 Download PDFInfo
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- KR20170139507A KR20170139507A KR1020177025668A KR20177025668A KR20170139507A KR 20170139507 A KR20170139507 A KR 20170139507A KR 1020177025668 A KR1020177025668 A KR 1020177025668A KR 20177025668 A KR20177025668 A KR 20177025668A KR 20170139507 A KR20170139507 A KR 20170139507A
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- South Korea
- Prior art keywords
- difluorophosphate
- lithium
- carbonate
- solvent
- treating agent
- Prior art date
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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
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/455—Phosphates containing halogen
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
-
- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
-
- 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
- C01P2006/40—Electric properties
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (8)
- 불순물을 포함하는 디플루오로인산염과, 알칼리 금속 또는 알칼리 토류 금속의 탄산염, 수산화물 및 할로겐화물, 그리고 아민류로 이루어지는 군으로부터 선택되는 적어도 1종류의 처리제를 혼합하고, 상기 불순물을 분리하는 공정을 포함하는 디플루오로인산염의 정제 방법.
- 제1항에 있어서,
상기 정제 방법에서, 상기 불순물과 상기 처리제를 혼합하여 염 또는 착체를 형성시킨 후, 여과에 의해 상기 염 또는 착체를 여과 분별하는, 디플루오로인산염의 정제 방법. - 제1항 또는 제2항에 있어서,
상기 처리제가 알칼리 금속의 탄산염, 수산화물 또는 할로겐화물인, 디플루오로인산염의 정제 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 처리제가 리튬의 탄산염, 수산화물 또는 할로겐화물인, 디플루오로인산염의 정제 방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 불순물과 상기 처리제의 반응이 용매 중에서 실시되는, 디플루오로인산염의 정제 방법. - 제1항, 제2항 또는 제5항에 있어서,
상기 처리제가 아민류인, 디플루오로인산염의 정제 방법. - 제5항에 있어서,
상기 용매가 아세트산에스테르, 인산에스테르, 니트릴 화합물, 아미드 화합물, 알코올류 또는 알칸류인, 디플루오로인산염의 정제 방법. - 이차전지용 비수전해액에서, 비수 용매 중에 적어도 헥사플루오로인산염 및 디플루오로인산염을 포함하고, 상기 디플루오로인산염의 적어도 일부가, 제1항 내지 제7항 중 어느 한 항에 기재된 정제 방법에 의해 불순물의 함유량이 1wt% 이하가 되도록 정제된 디플루오로인산염인 이차전지용 비수전해액.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2015-090082 | 2015-04-27 | ||
JP2015090082 | 2015-04-27 | ||
PCT/JP2016/062982 WO2016175186A1 (ja) | 2015-04-27 | 2016-04-26 | ジフルオロリン酸塩の精製方法 |
Publications (2)
Publication Number | Publication Date |
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KR20170139507A true KR20170139507A (ko) | 2017-12-19 |
KR102632698B1 KR102632698B1 (ko) | 2024-02-02 |
Family
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Family Applications (1)
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KR1020177025668A Active KR102632698B1 (ko) | 2015-04-27 | 2016-04-26 | 디플루오로인산염의 정제 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10717650B2 (ko) |
JP (1) | JP6580131B2 (ko) |
KR (1) | KR102632698B1 (ko) |
CN (1) | CN107428536B (ko) |
TW (1) | TWI737606B (ko) |
WO (1) | WO2016175186A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023177257A1 (ko) * | 2022-03-17 | 2023-09-21 | 솔브레인 주식회사 | 디플루오로인산염의 제조방법 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110198915A (zh) * | 2017-01-20 | 2019-09-03 | 三井化学株式会社 | 二氟磷酸锂的制造方法 |
KR102260496B1 (ko) * | 2017-01-31 | 2021-06-02 | 미쓰이 가가쿠 가부시키가이샤 | 다이플루오로인산리튬의 제조 방법 |
JP6884627B2 (ja) * | 2017-04-14 | 2021-06-09 | 住友化学株式会社 | 非水電解液二次電池用絶縁性多孔質層 |
CN109941982B (zh) * | 2017-12-21 | 2022-06-03 | 江苏国泰超威新材料有限公司 | 一种二氟磷酸锂的提纯方法 |
JP7300327B2 (ja) * | 2019-06-25 | 2023-06-29 | 関東電化工業株式会社 | ジフルオロリン酸リチウム粉末及びその製造方法 |
CN110342486B (zh) * | 2019-07-22 | 2022-09-30 | 湖北百杰瑞新材料股份有限公司 | 一种二氟磷酸锂的制备方法 |
CN110790250B (zh) * | 2019-11-27 | 2022-10-11 | 江苏国泰超威新材料有限公司 | 一种二氟磷酸锂的提纯方法 |
CN113148971B (zh) * | 2021-04-23 | 2022-10-14 | 荣成青木高新材料有限公司 | 一种二氟磷酸锂的制备方法 |
CN113336214A (zh) * | 2021-07-15 | 2021-09-03 | 西安荣岩科技发展有限公司 | 一种二氟磷酸锂的制备方法 |
JP7019278B1 (ja) * | 2021-09-03 | 2022-02-15 | 旭精機工業株式会社 | 巻回装置及び巻回体の製造方法 |
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JP2005053727A (ja) | 2003-08-01 | 2005-03-03 | Mitsubishi Chemicals Corp | ジフルオロリン酸塩の製造方法 |
JP2010083764A (ja) * | 2008-09-29 | 2010-04-15 | Asahi Kasei Corp | 新規スルホンイミド塩の精製方法 |
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2016
- 2016-04-26 KR KR1020177025668A patent/KR102632698B1/ko active Active
- 2016-04-26 US US15/562,223 patent/US10717650B2/en active Active
- 2016-04-26 CN CN201680018410.6A patent/CN107428536B/zh active Active
- 2016-04-26 JP JP2017515545A patent/JP6580131B2/ja active Active
- 2016-04-26 WO PCT/JP2016/062982 patent/WO2016175186A1/ja active Application Filing
- 2016-04-27 TW TW105113150A patent/TWI737606B/zh active
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JPH1167270A (ja) | 1997-08-21 | 1999-03-09 | Sanyo Electric Co Ltd | 非水系電解液二次電池 |
JP2005053727A (ja) | 2003-08-01 | 2005-03-03 | Mitsubishi Chemicals Corp | ジフルオロリン酸塩の製造方法 |
US20100323240A1 (en) | 2007-03-12 | 2010-12-23 | Central Glass Company, Limited | Method for Producing Lithium Difluorophosphate and Nonaqueous Electrolyte Battery Using the Same |
JP2010083764A (ja) * | 2008-09-29 | 2010-04-15 | Asahi Kasei Corp | 新規スルホンイミド塩の精製方法 |
JP2010155774A (ja) | 2008-12-02 | 2010-07-15 | Stella Chemifa Corp | ジフルオロリン酸塩の製造方法 |
JP2014015343A (ja) | 2012-07-06 | 2014-01-30 | Kanto Denka Kogyo Co Ltd | ジハロゲノリン酸リチウムの製造方法 |
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WO2023177257A1 (ko) * | 2022-03-17 | 2023-09-21 | 솔브레인 주식회사 | 디플루오로인산염의 제조방법 |
Also Published As
Publication number | Publication date |
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KR102632698B1 (ko) | 2024-02-02 |
TW201702178A (zh) | 2017-01-16 |
JPWO2016175186A1 (ja) | 2018-02-15 |
WO2016175186A1 (ja) | 2016-11-03 |
TWI737606B (zh) | 2021-09-01 |
US10717650B2 (en) | 2020-07-21 |
CN107428536A (zh) | 2017-12-01 |
CN107428536B (zh) | 2020-11-20 |
US20180118570A1 (en) | 2018-05-03 |
JP6580131B2 (ja) | 2019-09-25 |
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