KR101910512B1 - 비수전해액 이차 전지용 세퍼레이터 - Google Patents

비수전해액 이차 전지용 세퍼레이터 Download PDF

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KR101910512B1
KR101910512B1 KR1020180025218A KR20180025218A KR101910512B1 KR 101910512 B1 KR101910512 B1 KR 101910512B1 KR 1020180025218 A KR1020180025218 A KR 1020180025218A KR 20180025218 A KR20180025218 A KR 20180025218A KR 101910512 B1 KR101910512 B1 KR 101910512B1
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secondary battery
electrolyte secondary
nonaqueous electrolyte
separator
surface roughness
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KR20180101256A (ko
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사키 모리자네
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스미또모 가가꾸 가부시키가이샤
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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
    • H01M2/1653—
    • 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
    • H01M2/162—
    • H01M2/1666—
    • H01M2/1673—
    • H01M2/1686—
    • 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
    • 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
    • H01M50/443—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
    • H01M50/40—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
    • H01M50/491—Porosity
    • 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
    • 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
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Secondary Cells (AREA)
  • Cell Separators (AREA)
KR1020180025218A 2017-03-03 2018-03-02 비수전해액 이차 전지용 세퍼레이터 Active KR101910512B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017041094A JP6496762B2 (ja) 2017-03-03 2017-03-03 非水電解液二次電池用セパレータ
JPJP-P-2017-041094 2017-03-03

Related Child Applications (1)

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KR20180101256A KR20180101256A (ko) 2018-09-12
KR101910512B1 true KR101910512B1 (ko) 2018-10-22

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KR1020180122379A Withdrawn KR20180116178A (ko) 2017-03-03 2018-10-15 비수전해액 이차 전지용 세퍼레이터

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US (2) US20180254456A1 (enExample)
JP (1) JP6496762B2 (enExample)
KR (2) KR101910512B1 (enExample)
CN (1) CN108539107B (enExample)

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Publication number Priority date Publication date Assignee Title
WO2020203901A1 (ja) 2019-03-29 2020-10-08 東レ株式会社 ポリオレフィン微多孔膜、電池用セパレータ、二次電池及びポリオレフィン微多孔膜の製造方法
WO2021015269A1 (ja) 2019-07-25 2021-01-28 東レ株式会社 ポリオレフィン微多孔膜、及び非水電解液二次電池用セパレータ

Citations (1)

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Publication number Priority date Publication date Assignee Title
JP2017025294A (ja) 2015-06-19 2017-02-02 宇部興産株式会社 ポリオレフィン微多孔膜、蓄電デバイス用セパレータフィルム、および蓄電デバイス

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JP4946006B2 (ja) * 2005-11-04 2012-06-06 東レ株式会社 複合多孔質膜及びその製造方法
JP5325405B2 (ja) 2007-10-09 2013-10-23 旭化成イーマテリアルズ株式会社 ポリオレフィン製微多孔膜
US8748028B2 (en) 2007-11-02 2014-06-10 Toray Battery Separator Film Co. Ltd. Multi-layer microporous membrane, battery separator and battery
EP2212944B1 (en) * 2007-10-12 2014-06-04 Toray Battery Separator Film Co., Ltd. Microporous membranes and methods for making and using such membranes
US8323821B2 (en) 2007-11-09 2012-12-04 Toray Battery Separator Film Co., Ltd. Multi-layer microporous membrane, battery separator and battery
US8338017B2 (en) 2007-10-12 2012-12-25 Toray Battery Separator Film Co., Ltd. Microporous membrane and manufacturing method
WO2010074151A1 (ja) * 2008-12-24 2010-07-01 三菱樹脂株式会社 電池用セパレータおよび非水系リチウム電池
JP5722305B2 (ja) 2009-03-30 2015-05-20 東レバッテリーセパレータフィルム株式会社 微多孔膜、バッテリーセパレーターフィルム、電池及び微多孔膜の製造方法
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JP5969683B1 (ja) * 2015-11-30 2016-08-17 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

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Publication number Publication date
KR20180101256A (ko) 2018-09-12
CN108539107B (zh) 2019-11-26
JP6496762B2 (ja) 2019-04-03
CN108539107A (zh) 2018-09-14
US11121431B2 (en) 2021-09-14
JP2018147690A (ja) 2018-09-20
US20200075911A1 (en) 2020-03-05
KR20180116178A (ko) 2018-10-24
US20180254456A1 (en) 2018-09-06

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