WO2012134065A3 - 안전성이 향상된 원통형 이차전지 - Google Patents

안전성이 향상된 원통형 이차전지 Download PDF

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Publication number
WO2012134065A3
WO2012134065A3 PCT/KR2012/001516 KR2012001516W WO2012134065A3 WO 2012134065 A3 WO2012134065 A3 WO 2012134065A3 KR 2012001516 W KR2012001516 W KR 2012001516W WO 2012134065 A3 WO2012134065 A3 WO 2012134065A3
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WIPO (PCT)
Prior art keywords
secondary battery
improved stability
cylindrical secondary
jelly
roll
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PCT/KR2012/001516
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English (en)
French (fr)
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WO2012134065A2 (ko
Inventor
김영욱
김동명
이동섭
김대성
Original Assignee
주식회사 엘지화학
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Publication date
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to JP2013555374A priority Critical patent/JP5684927B2/ja
Priority to CN201280013588.3A priority patent/CN103443985B/zh
Publication of WO2012134065A2 publication Critical patent/WO2012134065A2/ko
Publication of WO2012134065A3 publication Critical patent/WO2012134065A3/ko
Priority to US13/954,484 priority patent/US9093684B2/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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/02—Details
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0422—Cells or battery with cylindrical casing
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0431—Cells with wound or folded electrodes
    • 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
    • H01M10/058—Construction or manufacture
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/184—Sealing members characterised by their shape or structure
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/193—Organic 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/197—Sealing members 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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/198—Sealing members characterised by the material characterised by physical properties, e.g. adhesiveness or hardness
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/33—Applications of adhesives in processes or use of adhesives in the form of films or foils for batteries or fuel cells
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2401/00—Presence of cellulose
    • C09J2401/006—Presence of cellulose in the substrate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2423/00—Presence of polyolefin
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2425/00—Presence of styrenic polymer
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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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)
  • Organic Chemistry (AREA)
  • Secondary Cells (AREA)
  • Cell Separators (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

본 발명은 양극/분리막/음극 구조의 젤리-롤형 전극조립체('젤리-롤')이 전지 캔에 내장되어 있는 이차전지로서, 상기 젤리-롤의 권취 단부를 포함하는 외면에는 실 테이프(seal tape)가 부착되어 있으며, 상기 실 테이프는 전해액과의 반응에 의해 겔(gel)화 되는 것을 특징으로 하는 이차전지를 제공한다.
PCT/KR2012/001516 2011-03-31 2012-02-29 안전성이 향상된 원통형 이차전지 WO2012134065A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2013555374A JP5684927B2 (ja) 2011-03-31 2012-02-29 安全性が向上した円筒形二次電池
CN201280013588.3A CN103443985B (zh) 2011-03-31 2012-02-29 具有提高的安全性的圆柱形二次电池
US13/954,484 US9093684B2 (en) 2011-03-31 2013-07-30 Cylindrical secondary battery of improved safety

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110029372A KR101239622B1 (ko) 2011-03-31 2011-03-31 안전성이 향상된 원통형 이차전지
KR10-2011-0029372 2011-03-31

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/954,484 Continuation US9093684B2 (en) 2011-03-31 2013-07-30 Cylindrical secondary battery of improved safety

Publications (2)

Publication Number Publication Date
WO2012134065A2 WO2012134065A2 (ko) 2012-10-04
WO2012134065A3 true WO2012134065A3 (ko) 2012-11-22

Family

ID=46932039

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/001516 WO2012134065A2 (ko) 2011-03-31 2012-02-29 안전성이 향상된 원통형 이차전지

Country Status (6)

Country Link
US (1) US9093684B2 (ko)
JP (1) JP5684927B2 (ko)
KR (1) KR101239622B1 (ko)
CN (1) CN103443985B (ko)
TW (1) TWI456818B (ko)
WO (1) WO2012134065A2 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101440972B1 (ko) * 2012-12-28 2014-09-18 주식회사 엘지화학 두께 방향의 형상 자유도가 우수한 전극 조립체, 상기 전극 조립체를 포함하는 이차 전지, 전지팩 및 디바이스
KR102154327B1 (ko) * 2013-12-16 2020-09-09 삼성에스디아이 주식회사 이차전지용 전극 조립체 최외각 테이프 및 이를 포함하는 이차전지
US20150188185A1 (en) * 2013-12-31 2015-07-02 Microsoft Corporation Reinforcement of battery
KR101711696B1 (ko) * 2014-03-26 2017-03-02 주식회사 엘지화학 스웰링 테이프 및 이를 포함하는 이차전지
KR101851429B1 (ko) * 2015-02-13 2018-04-23 주식회사 엘지화학 이차전지
KR102145525B1 (ko) * 2016-02-29 2020-08-18 주식회사 엘지화학 개선된 고정성으로 젤리롤 전극조립체를 포함하는 이차전지
US11362377B2 (en) 2017-12-06 2022-06-14 Lg Energy Solution, Ltd. Cylindrical secondary battery having piezoelectric element disposed therein
CN116261794A (zh) * 2020-11-18 2023-06-13 株式会社Lg新能源 二次电池及其制造方法
CN112582717A (zh) * 2020-12-07 2021-03-30 宁德新能源科技有限公司 一种电池

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KR20090088761A (ko) * 2008-02-16 2009-08-20 주식회사 엘지화학 젤리-롤형 전극조립체를 포함하는 이차전지
KR20100109842A (ko) * 2009-04-01 2010-10-11 주식회사 엘지화학 지지부재를 포함하고 있는 이차전지
KR20110004770A (ko) * 2009-07-08 2011-01-14 삼성에스디아이 주식회사 이차전지 및 그 이차전지의 제조방법

Also Published As

Publication number Publication date
US20130316205A1 (en) 2013-11-28
WO2012134065A2 (ko) 2012-10-04
CN103443985A (zh) 2013-12-11
US9093684B2 (en) 2015-07-28
TW201304237A (zh) 2013-01-16
CN103443985B (zh) 2016-03-09
JP2014511160A (ja) 2014-05-12
TWI456818B (zh) 2014-10-11
KR20120111082A (ko) 2012-10-10
KR101239622B1 (ko) 2013-03-07
JP5684927B2 (ja) 2015-03-18

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