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WO2008126800A1 - 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池 - Google Patents

二次電池用非水系電解液及びそれを用いた非水系電解液二次電池 Download PDF

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Publication number
WO2008126800A1
WO2008126800A1 PCT/JP2008/056803 JP2008056803W WO2008126800A1 WO 2008126800 A1 WO2008126800 A1 WO 2008126800A1 JP 2008056803 W JP2008056803 W JP 2008056803W WO 2008126800 A1 WO2008126800 A1 WO 2008126800A1
Authority
WO
WIPO (PCT)
Prior art keywords
nonaqueous electrolyte
rechargeable battery
properties
storage stability
discharge
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.)
Ceased
Application number
PCT/JP2008/056803
Other languages
English (en)
French (fr)
Inventor
Hiroyuki Tokuda
Takashi Fujii
Minoru Kotato
Masahiro Takehara
Masamichi Onuki
Youichi Ohashi
Shinichi Kinoshita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2007099274A external-priority patent/JP2008258013A/ja
Priority claimed from JP2007111961A external-priority patent/JP5374827B2/ja
Priority claimed from JP2007111931A external-priority patent/JP2008269979A/ja
Priority claimed from JP2007116450A external-priority patent/JP5418955B2/ja
Priority claimed from JP2007116442A external-priority patent/JP5628469B2/ja
Priority claimed from JP2007116445A external-priority patent/JP5268016B2/ja
Priority to KR1020227031774A priority Critical patent/KR102561875B1/ko
Priority to EP11169896.5A priority patent/EP2378602B1/en
Priority to US12/594,513 priority patent/US9281541B2/en
Priority to KR1020157019150A priority patent/KR20150088910A/ko
Priority to KR1020237025319A priority patent/KR20230116958A/ko
Priority to KR1020157033663A priority patent/KR20150140855A/ko
Priority to KR1020207015576A priority patent/KR102522750B1/ko
Priority to KR1020177007940A priority patent/KR101844201B1/ko
Priority to KR1020187008256A priority patent/KR102305621B1/ko
Priority to EP11188812.9A priority patent/EP2418723B1/en
Application filed by Mitsubishi Chemical Corp filed Critical Mitsubishi Chemical Corp
Priority to KR1020257034231A priority patent/KR20250156186A/ko
Priority to EP08739909.3A priority patent/EP2144321B1/en
Priority to KR1020147036628A priority patent/KR20150011013A/ko
Priority to KR1020247017947A priority patent/KR102927255B1/ko
Priority to KR1020157008813A priority patent/KR20150043551A/ko
Priority to KR1020197000239A priority patent/KR102388002B1/ko
Priority to EP13156071.6A priority patent/EP2597717B1/en
Publication of WO2008126800A1 publication Critical patent/WO2008126800A1/ja
Anticipated expiration legal-status Critical
Priority to US13/619,147 priority patent/US9093716B2/en
Priority to US13/846,254 priority patent/US9853326B2/en
Priority to US13/975,736 priority patent/US9590270B2/en
Priority to US14/849,119 priority patent/US10468720B2/en
Priority to US16/424,868 priority patent/US11616253B2/en
Priority to US16/561,149 priority patent/US11367899B2/en
Priority to US17/743,567 priority patent/US20220278370A1/en
Priority to US18/645,553 priority patent/US20240297344A1/en
Ceased legal-status Critical Current

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Classifications

    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si or alloys
    • 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
    • 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
    • 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
    • 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
    • H01M10/0569—Liquid materials characterised by the solvents
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • 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
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417—Polyolefins
    • 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
    • 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
    • H01M2300/0028—Organic electrolyte characterised by the solvent
    • H01M2300/0031—Chlorinated solvents
    • 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
    • H01M2300/0028—Organic electrolyte characterised by the solvent
    • H01M2300/0034—Fluorinated solvents
    • 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
    • H01M2300/0028—Organic electrolyte characterised by the solvent
    • H01M2300/0037—Mixture of solvents
    • H01M2300/004—Three solvents
    • 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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Secondary Cells (AREA)
  • Primary Cells (AREA)

Abstract

　放電負荷特性に優れ、高温保存特性、サイクル特性、高容量、連続充電特性、保存特性、連続充電時のガス発生抑制、高電流密度の充放電特性、放電負荷特性等に優れた非水系電解液及び非水系電解液二次電池を提供することを課題とし、非水系電解液として、モノフルオロリン酸塩及び／又はジフルオロリン酸塩を含有し、更に、特定の化学構造又は特定の物性を有する化合物を含有する非水系電解液を用いることによって上記課題を解決した。
PCT/JP2008/056803 2007-04-05 2008-04-04 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池 Ceased WO2008126800A1 (ja)

Priority Applications (25)

Application Number Priority Date Filing Date Title
EP08739909.3A EP2144321B1 (en) 2007-04-05 2008-04-04 Nonaqueous electrolyte for secondary battery and nonaqueous electrolyte secondary battery employing the same
KR1020147036628A KR20150011013A (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020247017947A KR102927255B1 (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020157008813A KR20150043551A (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
EP11169896.5A EP2378602B1 (en) 2007-04-05 2008-04-04 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
EP13156071.6A EP2597717B1 (en) 2007-04-05 2008-04-04 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
KR1020197000239A KR102388002B1 (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
US12/594,513 US9281541B2 (en) 2007-04-05 2008-04-04 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
KR1020157019150A KR20150088910A (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020237025319A KR20230116958A (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계전해액 이차 전지
KR1020157033663A KR20150140855A (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020207015576A KR102522750B1 (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020177007940A KR101844201B1 (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020187008256A KR102305621B1 (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
EP11188812.9A EP2418723B1 (en) 2007-04-05 2008-04-04 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
KR1020227031774A KR102561875B1 (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
KR1020257034231A KR20250156186A (ko) 2007-04-05 2008-04-04 이차 전지용 비수계 전해액 및 그것을 사용한 비수계 전해액 이차 전지
US13/619,147 US9093716B2 (en) 2007-04-05 2012-09-14 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US13/846,254 US9853326B2 (en) 2007-04-05 2013-03-18 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US13/975,736 US9590270B2 (en) 2007-04-05 2013-08-26 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US14/849,119 US10468720B2 (en) 2007-04-05 2015-09-09 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US16/424,868 US11616253B2 (en) 2007-04-05 2019-05-29 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US16/561,149 US11367899B2 (en) 2007-04-05 2019-09-05 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US17/743,567 US20220278370A1 (en) 2007-04-05 2022-05-13 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US18/645,553 US20240297344A1 (en) 2007-04-05 2024-04-25 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP2007099274A JP2008258013A (ja) 2007-04-05 2007-04-05 非水系電解液及びそれを用いた非水系電解液二次電池
JP2007-099274 2007-04-05
JP2007-111931 2007-04-20
JP2007111931A JP2008269979A (ja) 2007-04-20 2007-04-20 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池
JP2007-111961 2007-04-20
JP2007111961A JP5374827B2 (ja) 2007-04-20 2007-04-20 非水系電解液及び非水系電解液電池
JP2007-116450 2007-04-26
JP2007-116445 2007-04-26
JP2007116445A JP5268016B2 (ja) 2007-04-26 2007-04-26 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池
JP2007116442A JP5628469B2 (ja) 2007-04-26 2007-04-26 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池
JP2007-116442 2007-04-26
JP2007116450A JP5418955B2 (ja) 2007-04-26 2007-04-26 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池

Related Child Applications (3)

Application Number Title Priority Date Filing Date
US12/594,513 A-371-Of-International US9281541B2 (en) 2007-04-05 2008-04-04 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US13/619,147 Division US9093716B2 (en) 2007-04-05 2012-09-14 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same
US13/975,736 Continuation US9590270B2 (en) 2007-04-05 2013-08-26 Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the same

Publications (1)

Publication Number Publication Date
WO2008126800A1 true WO2008126800A1 (ja) 2008-10-23

Family

ID=39863898

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/056803 Ceased WO2008126800A1 (ja) 2007-04-05 2008-04-04 二次電池用非水系電解液及びそれを用いた非水系電解液二次電池

Country Status (5)

Country Link
US (9) US9281541B2 (ja)
EP (6) EP2144321B1 (ja)
KR (12) KR20250156186A (ja)
CN (5) CN102569893B (ja)
WO (1) WO2008126800A1 (ja)

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090226819A1 (en) * 2008-03-10 2009-09-10 Sony Corporation Electrolytic solution and secondary battery
JP2010165542A (ja) * 2009-01-15 2010-07-29 Sony Corp 電解質および二次電池
US20100190054A1 (en) * 2009-01-29 2010-07-29 Sony Corporation Battery
JP2011044255A (ja) * 2009-08-19 2011-03-03 Mitsubishi Chemicals Corp 非水系電解液及び非水系電解液電池
JP2011049152A (ja) * 2009-07-30 2011-03-10 Mitsubishi Chemicals Corp 非水系電解液及びそれを用いた非水系電解液二次電池
CN102035019A (zh) * 2009-09-29 2011-04-27 三洋电机株式会社 非水电解质二次电池
US20110223476A1 (en) * 2010-03-11 2011-09-15 Hitachi, Ltd. Non-aqueous electrolyte and lithium secondary battery using the same
EP2065339A4 (en) * 2007-03-12 2011-09-21 Central Glass Co Ltd PROCESS FOR PRODUCING LITHIUM DIFLUOROPHOSPHATE AND NONAQUEOUS ELECTROLYTIC BATTERY USING THE SAME
JP2011238440A (ja) * 2010-05-10 2011-11-24 Sanyo Electric Co Ltd 非水電解質二次電池及び非水電解質二次電池用非水電解液
US20120121988A1 (en) * 2009-07-23 2012-05-17 Gs Caltex Corporation Negative active material for rechargeable lithium battery, method of manufacturing the same and rechargeable lithium battery having the same
US20120202110A1 (en) * 2011-01-31 2012-08-09 Kabushiki Kaisha Toshiba Secondary battery cell and a battery pack
CN102668221A (zh) * 2009-10-28 2012-09-12 Nec能源元器件株式会社 非水型电解液以及包含其的设备
CN102725892A (zh) * 2010-01-25 2012-10-10 吉坤日矿日石金属株式会社 二次电池负极集电体用铜箔
US20120282531A1 (en) * 2011-05-04 2012-11-08 Hwang Duck-Chul Electrolyte for rechargeable lithium battery and rechargeable lithium battery including the same
EP2184799B1 (en) * 2008-11-10 2013-01-09 Samsung Electronics Co., Ltd. Polymer electrolyte, lithium battery comprising the polymer electrolyte, method of preparing the polymer electrolyte, and method of preparing the lithium battery
JP2013137875A (ja) * 2011-12-28 2013-07-11 Mitsubishi Chemicals Corp 非水系電解液二次電池
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US20150380772A1 (en) 2015-12-31
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