JP2021512462A - 電気化学素子用セパレータ及びこの製造方法 - Google Patents

電気化学素子用セパレータ及びこの製造方法 Download PDF

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JP2021512462A
JP2021512462A JP2020541732A JP2020541732A JP2021512462A JP 2021512462 A JP2021512462 A JP 2021512462A JP 2020541732 A JP2020541732 A JP 2020541732A JP 2020541732 A JP2020541732 A JP 2020541732A JP 2021512462 A JP2021512462 A JP 2021512462A
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binder polymer
separator
electrolytic solution
viscosity
inorganic particles
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Japanese (ja)
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ア−ヨン・イ
ジュ−ソン・イ
ウォン−シク・ペ
ビ−オ・リュ
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LG Chem Ltd
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LG Chem Ltd
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    • C09D127/00—Coating compositions based on homopolymers or copolymers 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 a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers 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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12—Coating compositions based on homopolymers or copolymers 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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C09D127/16—Homopolymers or copolymers of vinylidene fluoride
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/52—Separators
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers 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 a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions of homopolymers or copolymers 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22—Electrodes
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    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
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    • H01M50/409—Separators, membranes or diaphragms characterised by the material
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    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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    • 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
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
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    • 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
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    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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  • Cell Separators (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP2020541732A 2018-09-12 2019-09-16 電気化学素子用セパレータ及びこの製造方法 Pending JP2021512462A (ja)

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KR20180109238 2018-09-12
KR10-2018-0109238 2018-09-12
PCT/KR2019/011946 WO2020055217A1 (ko) 2018-09-12 2019-09-16 전기화학소자용 세퍼레이터 및 이의 제조방법

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JP2020541732A Pending JP2021512462A (ja) 2018-09-12 2019-09-16 電気化学素子用セパレータ及びこの製造方法
JP2020542319A Pending JP2021512473A (ja) 2018-09-12 2019-09-16 電気化学素子用セパレータ及びこの製造方法
JP2022069418A Active JP7493548B2 (ja) 2018-09-12 2022-04-20 電気化学素子用セパレータ及びこの製造方法
JP2022122587A Active JP7550818B2 (ja) 2018-09-12 2022-08-01 電気化学素子用セパレータ及びこの製造方法

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JP2022069418A Active JP7493548B2 (ja) 2018-09-12 2022-04-20 電気化学素子用セパレータ及びこの製造方法
JP2022122587A Active JP7550818B2 (ja) 2018-09-12 2022-08-01 電気化学素子用セパレータ及びこの製造方法

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US (2) US20200373540A1 (enExample)
EP (2) EP3764425B1 (enExample)
JP (4) JP2021512462A (enExample)
KR (2) KR102366306B1 (enExample)
CN (2) CN111615762B (enExample)
HU (1) HUE069117T2 (enExample)
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Cited By (1)

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JP2021512473A (ja) * 2018-09-12 2021-05-13 エルジー・ケム・リミテッド 電気化学素子用セパレータ及びこの製造方法

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TWI803648B (zh) 2018-06-12 2023-06-01 南韓商Ｌｇ化學股份有限公司 含無機塗層的電化學裝置用之隔板及彼之製造方法
KR101996642B1 (ko) * 2018-07-13 2019-07-04 주식회사 엘지화학 저저항 코팅층을 포함하는 전기화학소자용 분리막 및 이를 제조하는 방법
KR102814789B1 (ko) * 2019-08-09 2025-05-28 주식회사 엘지에너지솔루션 다공성 분리막 및 이를 포함하는 전기화학소자
JP7359937B2 (ja) * 2019-08-14 2023-10-11 エルジー・ケム・リミテッド 改善された電極接着力及び抵抗特性を有するリチウム二次電池用分離膜及び該分離膜を含むリチウム二次電池
JP7455958B2 (ja) * 2019-10-29 2024-03-26 エルジー エナジー ソリューション リミテッド 改善された電極接着力及び抵抗特性を有するリチウム二次電池用分離膜、並びに該リチウム二次電池用分離膜を含むリチウム二次電池
KR102859978B1 (ko) * 2019-12-20 2025-09-12 주식회사 엘지에너지솔루션 분리막, 분리막을 포함하는 리튬 이차 전지 및 이의 제조방법
US20230178851A1 (en) * 2020-05-29 2023-06-08 Lg Energy Solution, Ltd. Separator for electrochemical device and electrochemical device comprising same
CN112909252B (zh) * 2021-01-19 2022-05-24 恒大新能源技术(深圳)有限公司 聚合物粘结剂及其制备和应用
CN113437435B (zh) * 2021-06-23 2023-05-26 江苏星源新材料科技有限公司 涂覆浆料、涂覆隔膜及其制备方法
JP7725702B2 (ja) * 2021-07-20 2025-08-19 エルジー・ケム・リミテッド 電気化学素子用の分離膜及びそれを含む電気化学素子
CN114006127B (zh) * 2021-12-30 2022-03-18 湖南中锂新材料科技有限公司 包含多孔pvdf系树脂涂层的锂电池隔膜及其制备方法
WO2023234350A1 (ja) 2022-06-01 2023-12-07 富士フイルム株式会社 捲回型全固体リチウムイオン二次電池及び捲回型全固体リチウムイオン二次電池の製造方法
CN115558344B (zh) * 2022-10-27 2023-06-20 江苏厚生新能源科技有限公司 Pvdf中空多孔纳米颗粒涂覆浆料、制备方法及其修饰的复合隔膜
EP4576392A4 (en) * 2022-11-09 2025-09-03 Lg Energy Solution Ltd SEPARATOR, SECONDARY BATTERY COMPRISING SAME, AND METHOD FOR PREPARING SECONDARY BATTERY
KR20240160967A (ko) * 2023-05-03 2024-11-12 주식회사 엘지에너지솔루션 전기화학소자용 분리막 및 이를 포함하는 전기화학소자
EP4618297A1 (en) * 2023-07-21 2025-09-17 LG Energy Solution, Ltd. Separator substrate, preparation method thereof, and separator including same
KR102876774B1 (ko) * 2023-08-02 2025-10-30 더블유스코프코리아 주식회사 분리막 및 그 제조방법
WO2025116571A1 (ko) * 2023-11-28 2025-06-05 주식회사 투엔 수소 제조 수전해용 초소수성 분리막의 제조방법

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