WO2011019142A3 - 접착력이 우수한 이차전지용 바인더 - Google Patents

접착력이 우수한 이차전지용 바인더 Download PDF

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WO2011019142A3
WO2011019142A3 PCT/KR2010/004410 KR2010004410W WO2011019142A3 WO 2011019142 A3 WO2011019142 A3 WO 2011019142A3 KR 2010004410 W KR2010004410 W KR 2010004410W WO 2011019142 A3 WO2011019142 A3 WO 2011019142A3
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binder
secondary battery
electrode
good adhesion
types
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PCT/KR2010/004410
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English (en)
French (fr)
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WO2011019142A2 (ko
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강민아
김영민
김옥선
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주식회사 엘지화학
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Priority to US13/389,806 priority Critical patent/US8420260B2/en
Priority to CN201080035852.4A priority patent/CN102473923B/zh
Priority to EP10808291.8A priority patent/EP2466672B1/en
Publication of WO2011019142A2 publication Critical patent/WO2011019142A2/ko
Publication of WO2011019142A3 publication Critical patent/WO2011019142A3/ko

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F212/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F212/02Monomers containing only one unsaturated aliphatic radical
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    • C08F212/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F212/02Monomers containing only one unsaturated aliphatic radical
    • C08F212/04Monomers containing only one unsaturated aliphatic radical containing one ring
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    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
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    • C08F220/14Methyl esters, e.g. methyl (meth)acrylate
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    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
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    • C08F220/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
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    • C08F220/12Esters of monohydric alcohols or phenols
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    • C08F220/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/16Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/16Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1808C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/20Esters of polyhydric alcohols or phenols, e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(meth)acrylate
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/34Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
    • C08F220/36Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate containing oxygen in addition to the carboxy oxygen, e.g. 2-N-morpholinoethyl (meth)acrylate or 2-isocyanatoethyl (meth)acrylate
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    • C08F222/10Esters
    • C08F222/1006Esters of polyhydric alcohols or polyhydric phenols
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    • H01ELECTRIC ELEMENTS
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    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
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    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621Binders
    • H01M4/622Binders being polymers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

본 발명은 이차전지의 전극용 바인더로서, 2종 이상의 단량체들과 분자량이 서로 다른 2종 이상의 가교제들이 중합된 고분자 입자를 포함하는 것을 특징으로 하는 이차전지의 전극용 바인더를 제공한다. 이러한 바인더는, 상기와 같은 특정한 성분들의 조합에 의해, 전극의 제조과정에서부터 전극의 안정성을 근본적으로 향상시켜 사이클 특성이 우수한 이차전지를 제공한다.
PCT/KR2010/004410 2009-08-14 2010-07-07 접착력이 우수한 이차전지용 바인더 WO2011019142A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US13/389,806 US8420260B2 (en) 2009-08-14 2010-07-07 Binder for secondary battery exhibiting excellent adhesive force
CN201080035852.4A CN102473923B (zh) 2009-08-14 2010-07-07 具有优异胶粘力的二次电池用粘合剂
EP10808291.8A EP2466672B1 (en) 2009-08-14 2010-07-07 Binder having good adhesion for a secondary battery

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20090075244 2009-08-14
KR10-2009-0075244 2009-08-14

Publications (2)

Publication Number Publication Date
WO2011019142A2 WO2011019142A2 (ko) 2011-02-17
WO2011019142A3 true WO2011019142A3 (ko) 2011-04-21

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Country Link
US (1) US8420260B2 (ko)
EP (1) EP2466672B1 (ko)
KR (1) KR101138629B1 (ko)
CN (1) CN102473923B (ko)
WO (1) WO2011019142A2 (ko)

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CN104466187B (zh) * 2014-12-10 2017-09-22 东莞新能源科技有限公司 一种正极电极膜及应用了该电极膜的锂离子电池
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KR102056052B1 (ko) * 2015-11-19 2020-01-22 아사히 가세이 가부시키가이샤 축전 디바이스용 바인더, 축전 디바이스용 바인더 조성물
JP7053256B2 (ja) * 2017-12-28 2022-04-12 三星エスディアイ株式会社 二次電池用負極合剤、二次電池用負極及び二次電池
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KR102361620B1 (ko) * 2018-10-23 2022-02-09 주식회사 엘지화학 이차 전지 전극용 바인더 조성물 및 전극 합제
CN109950611B (zh) * 2019-03-05 2021-01-19 浙江大学 一种柔性/可拉伸电池器件的制作方法
CN113795526B (zh) * 2021-01-21 2023-02-24 宁德新能源科技有限公司 粘结剂、使用该粘结剂的电化学装置和电子设备
KR20230085619A (ko) * 2021-12-07 2023-06-14 삼성에스디아이 주식회사 리튬 이차 전지의 음극용 바인더, 이를 포함하는 리튬 이차 전지용 음극 및 리튬 이차 전지

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KR100711975B1 (ko) * 1999-01-28 2007-05-02 니폰제온 가부시키가이샤 리튬이온 이차전지 전극용 바인더 조성물 및 그것의 이용
KR100743451B1 (ko) * 1999-10-18 2007-07-30 니폰제온 가부시키가이샤 리튬이온 이차 전지 전극용 바인더 조성물 및 그 이용
KR20080034218A (ko) * 2006-10-16 2008-04-21 주식회사 엘지화학 이차전지용 바인더 조성물, 이를 사용한 전극 및 리튬이차전지
KR20090056811A (ko) * 2007-11-29 2009-06-03 주식회사 엘지화학 다공성 코팅층이 형성된 세퍼레이터, 그 제조방법 및 이를 구비한 전기화학소자

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KR101138629B1 (ko) 2012-04-26
US8420260B2 (en) 2013-04-16
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EP2466672B1 (en) 2014-04-23
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