JP6943580B2 - 非水電解液二次電池用セパレータ - Google Patents

非水電解液二次電池用セパレータ Download PDF

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Publication number
JP6943580B2
JP6943580B2 JP2017041086A JP2017041086A JP6943580B2 JP 6943580 B2 JP6943580 B2 JP 6943580B2 JP 2017041086 A JP2017041086 A JP 2017041086A JP 2017041086 A JP2017041086 A JP 2017041086A JP 6943580 B2 JP6943580 B2 JP 6943580B2
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Prior art keywords
secondary battery
aqueous electrolyte
porous film
separator
electrolyte secondary
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JP2017041086A
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Japanese (ja)
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JP2018147686A (ja
JP2018147686A5 (enExample
Inventor
央江 吉丸
央江 吉丸
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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Priority to JP2017041086A priority Critical patent/JP6943580B2/ja
Priority to US15/910,222 priority patent/US20180254454A1/en
Priority to CN201810177305.8A priority patent/CN108539109A/zh
Priority to KR1020180025176A priority patent/KR101909859B1/ko
Publication of JP2018147686A publication Critical patent/JP2018147686A/ja
Priority to KR1020180120412A priority patent/KR20180115241A/ko
Publication of JP2018147686A5 publication Critical patent/JP2018147686A5/ja
Priority to US16/742,182 priority patent/US20200152943A1/en
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    • 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
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • 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
    • 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
    • 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
    • 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
    • H01M50/423—Polyamide resins
    • 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
    • H01M50/443—Particulate material
    • 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
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • 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
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • 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
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the 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
    • H01M10/052—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
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • 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
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H01M50/406—Moulding; Embossing; Cutting
    • 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)
  • Secondary Cells (AREA)
  • Cell Separators (AREA)
JP2017041086A 2017-03-03 2017-03-03 非水電解液二次電池用セパレータ Active JP6943580B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2017041086A JP6943580B2 (ja) 2017-03-03 2017-03-03 非水電解液二次電池用セパレータ
US15/910,222 US20180254454A1 (en) 2017-03-03 2018-03-02 Nonaqueous electrolyte secondary battery separator
CN201810177305.8A CN108539109A (zh) 2017-03-03 2018-03-02 非水电解液二次电池用间隔件
KR1020180025176A KR101909859B1 (ko) 2017-03-03 2018-03-02 비수 전해액 이차 전지용 세퍼레이터
KR1020180120412A KR20180115241A (ko) 2017-03-03 2018-10-10 비수 전해액 이차 전지용 세퍼레이터
US16/742,182 US20200152943A1 (en) 2017-03-03 2020-01-14 Method for producing nonaqueous electrolyte secondary battery separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017041086A JP6943580B2 (ja) 2017-03-03 2017-03-03 非水電解液二次電池用セパレータ

Related Child Applications (1)

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JP2019182228A Division JP2020074276A (ja) 2019-10-02 2019-10-02 非水電解液二次電池用セパレータの製造方法

Publications (3)

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JP2018147686A JP2018147686A (ja) 2018-09-20
JP2018147686A5 JP2018147686A5 (enExample) 2018-11-29
JP6943580B2 true JP6943580B2 (ja) 2021-10-06

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US (2) US20180254454A1 (enExample)
JP (1) JP6943580B2 (enExample)
KR (2) KR101909859B1 (enExample)
CN (1) CN108539109A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108832061B (zh) * 2018-06-06 2021-11-23 宁德新能源科技有限公司 隔离膜和电化学装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6186239A (ja) * 1984-10-04 1986-05-01 Ube Ind Ltd 多孔質熱可塑性樹脂フイルムの製造法
JPH11130900A (ja) 1997-10-27 1999-05-18 Asahi Chem Ind Co Ltd ポリエチレン微多孔膜
JP4794098B2 (ja) * 2001-09-28 2011-10-12 東レ東燃機能膜合同会社 ポリオレフィン微多孔膜の製造方法
CN101292378B (zh) * 2005-10-18 2010-11-03 东丽株式会社 蓄电装置隔离物用微多孔膜以及使用该膜的蓄电装置隔离物
US7700182B2 (en) * 2006-05-15 2010-04-20 Tonen Chemical Corporation Microporous polyolefin membrane, its production method, and battery separator
JP5005387B2 (ja) * 2007-03-01 2012-08-22 旭化成イーマテリアルズ株式会社 ポリオレフィン微多孔膜の製造方法
JP2009123483A (ja) * 2007-11-14 2009-06-04 Sony Corp セパレータ及び電池
JP2009123484A (ja) * 2007-11-14 2009-06-04 Sony Corp セパレータ及び電池
WO2009125985A2 (en) * 2008-04-08 2009-10-15 Sk Energy Co., Ltd. Method of manufacturing the microporous polyolefin composite film with a thermally stable layer at high temperature
JP5680057B2 (ja) * 2009-03-30 2015-03-04 東レバッテリーセパレータフィルム株式会社 微多孔膜、かかる膜の製造方法、およびバッテリーセパレーターフィルムとしてのかかる膜の使用
KR101911282B1 (ko) * 2010-10-29 2018-10-25 데이진 가부시키가이샤 비수 전해질 전지용 세퍼레이터 및 비수 전해질 이차 전지
KR20140043706A (ko) * 2011-01-25 2014-04-10 도레이 배터리 세퍼레이터 필름 주식회사 미다공막, 그 제조 방법 및 그것을 사용한 배터리 세퍼레이터
JP6040983B2 (ja) * 2012-03-30 2016-12-07 東レバッテリーセパレータフィルム株式会社 ポリオレフィン多層微多孔膜
JP5942145B2 (ja) * 2012-05-09 2016-06-29 旭化成株式会社 ポリオレフィン製微多孔膜及びその製造方法
JP6295641B2 (ja) * 2013-12-20 2018-03-20 東レ株式会社 微多孔膜およびそれを用いてなるセパレータ
CN106575734B (zh) * 2014-06-20 2020-04-24 东丽株式会社 聚烯烃微多孔质膜、电池用隔膜以及电池
CN105579226B (zh) * 2014-08-29 2018-05-11 住友化学株式会社 多孔层、层叠多孔层而成的间隔件、及包含多孔层或间隔件的非水电解液二次电池
JP6729391B2 (ja) * 2014-12-26 2020-07-22 東レ株式会社 ポリオレフィン微多孔膜、その製造方法および電池用セパレータ
JP2017002297A (ja) * 2015-06-12 2017-01-05 積水化学工業株式会社 オレフィン系樹脂微多孔フィルム、非水電解液二次電池用セパレータ及び非水電解液二次電池
JP6893402B2 (ja) 2015-07-24 2021-06-23 旭化成株式会社 蓄電デバイス用セパレータ
JP5938512B1 (ja) * 2015-11-30 2016-06-22 住友化学株式会社 非水電解液二次電池用セパレータ、非水電解液二次電池用積層セパレータ、非水電解液二次電池用部材および非水電解液二次電池

Also Published As

Publication number Publication date
KR20180101249A (ko) 2018-09-12
JP2018147686A (ja) 2018-09-20
US20180254454A1 (en) 2018-09-06
US20200152943A1 (en) 2020-05-14
CN108539109A (zh) 2018-09-14
KR101909859B1 (ko) 2018-10-18
KR20180115241A (ko) 2018-10-22

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