JP7770337B2 - シロキサン分散架橋型セパレータ - Google Patents

シロキサン分散架橋型セパレータ

Info

Publication number
JP7770337B2
JP7770337B2 JP2022559284A JP2022559284A JP7770337B2 JP 7770337 B2 JP7770337 B2 JP 7770337B2 JP 2022559284 A JP2022559284 A JP 2022559284A JP 2022559284 A JP2022559284 A JP 2022559284A JP 7770337 B2 JP7770337 B2 JP 7770337B2
Authority
JP
Japan
Prior art keywords
separator
secondary battery
silane
polyolefin
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2022559284A
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English (en)
Japanese (ja)
Other versions
JPWO2022092302A1 (https=
Inventor
シュン 張
誠人 池田
祐甫 秋田
隼士 松山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Kasei Battery Separator Corp
Original Assignee
Asahi Kasei Battery Separator Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kasei Battery Separator Corp filed Critical Asahi Kasei Battery Separator Corp
Publication of JPWO2022092302A1 publication Critical patent/JPWO2022092302A1/ja
Priority to JP2024092285A priority Critical patent/JP7827776B2/ja
Priority to JP2024092252A priority patent/JP7828388B2/ja
Application granted granted Critical
Publication of JP7770337B2 publication Critical patent/JP7770337B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0568—Liquid materials characterised by the solutes
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0569—Liquid materials characterised by the solvents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • 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
    • 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
    • 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
    • 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
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/426—Fluorocarbon polymers
    • 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
    • H01M50/431—Inorganic 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
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
    • 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
    • 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
    • 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
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP2022559284A 2020-10-30 2021-10-29 シロキサン分散架橋型セパレータ Active JP7770337B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024092285A JP7827776B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ
JP2024092252A JP7828388B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2020183250 2020-10-30
JP2020183250 2020-10-30
JP2021152406 2021-09-17
JP2021152406 2021-09-17
PCT/JP2021/040166 WO2022092302A1 (ja) 2020-10-30 2021-10-29 シロキサン分散架橋型セパレータ

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2024092285A Division JP7827776B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ
JP2024092252A Division JP7828388B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ

Publications (2)

Publication Number Publication Date
JPWO2022092302A1 JPWO2022092302A1 (https=) 2022-05-05
JP7770337B2 true JP7770337B2 (ja) 2025-11-14

Family

ID=81382646

Family Applications (3)

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JP2022559284A Active JP7770337B2 (ja) 2020-10-30 2021-10-29 シロキサン分散架橋型セパレータ
JP2024092285A Active JP7827776B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ
JP2024092252A Active JP7828388B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ

Family Applications After (2)

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JP2024092285A Active JP7827776B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ
JP2024092252A Active JP7828388B2 (ja) 2020-10-30 2024-06-06 シロキサン分散架橋型セパレータ

Country Status (6)

Country Link
US (1) US20240347856A1 (https=)
EP (2) EP4239721A4 (https=)
JP (3) JP7770337B2 (https=)
KR (1) KR102947287B1 (https=)
CN (2) CN121192363A (https=)
WO (1) WO2022092302A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024005559A1 (ko) * 2022-06-29 2024-01-04 주식회사 엘지에너지솔루션 원통형 리튬 이차 전지
CN115149211B (zh) * 2022-08-09 2023-07-14 四川大学 双层复合隔膜及制备方法、HNTs@PI-PP双层复合隔膜
WO2024143017A1 (ja) * 2022-12-28 2024-07-04 パナソニックＩｐマネジメント株式会社 非水電解質二次電池およびこれを用いる正極
JPWO2024143016A1 (https=) * 2022-12-28 2024-07-04
WO2024262186A1 (ja) * 2023-06-22 2024-12-26 パナソニックＩｐマネジメント株式会社 被覆活物質、正極材料、正極、および電池
CN116742278B (zh) * 2023-08-14 2023-10-24 中材锂膜(宜宾)有限公司 隔离膜及其制备方法、应用该隔离膜的电化学电池、用电装置
WO2025089381A1 (ja) * 2023-10-27 2025-05-01 帝人株式会社 リチウムイオン二次電池

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001176484A (ja) 1999-12-15 2001-06-29 Nitto Denko Corp 多孔質膜
JP2007265666A (ja) 2006-03-27 2007-10-11 Sanyo Electric Co Ltd 非水電解質二次電池
WO2014175252A1 (ja) 2013-04-26 2014-10-30 積水化学工業株式会社 オレフィン系樹脂微孔フィルム、電池用セパレータ、電池、及びオレフィン系樹脂微孔フィルムの製造方法
WO2015012324A1 (ja) 2013-07-23 2015-01-29 東洋紡株式会社 延伸ポリプロピレンフィルム
JP2020031047A (ja) 2018-08-23 2020-02-27 ダブル・スコープコリア カンパニー，リミテッド 分離膜およびその製造方法
WO2020067161A1 (ja) 2018-09-25 2020-04-02 旭化成株式会社 高強度セパレータ
WO2020075866A1 (ja) 2018-10-11 2020-04-16 旭化成株式会社 架橋セパレータを用いたリチウムイオン電池
JP2021036515A (ja) 2019-08-26 2021-03-04 旭化成株式会社 架橋型樹脂分散セパレータ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS529858B2 (https=) 1972-07-28 1977-03-18
JPS529854B2 (https=) 1972-08-04 1977-03-18
JPS6012839U (ja) 1983-06-30 1985-01-28 ソニー株式会社 テ−プ案内ドラムのリ−ド装置
JPH04212264A (ja) * 1990-02-15 1992-08-03 Asahi Chem Ind Co Ltd 電池セパレーター用ポリエチレン微多孔膜
JP3529858B2 (ja) 1994-06-15 2004-05-24 鐘淵化学工業株式会社 アルコキシシランの製造方法
JP3529854B2 (ja) 1994-08-26 2004-05-24 鐘淵化学工業株式会社 ポリシロキサン分解用組成物およびポリシロキサンの分解方法
JPH11172036A (ja) * 1997-12-10 1999-06-29 Kureha Chem Ind Co Ltd 多孔膜、多孔膜からなる電池用セパレータ、およびその製造方法
EP1930156B1 (en) * 2005-09-28 2013-03-27 Toray Battery Separator Film Co., Ltd. Process for producing microporous polyethylene film and separator for cell
EP2065432B2 (en) 2006-09-20 2017-10-25 Asahi Kasei Kabushiki Kaisha Polyolefin microporous membrane and separator for nonaqueous electrolyte battery
US9825269B2 (en) * 2013-12-20 2017-11-21 Samsung Sdi Co., Ltd. Porous polyolefin separator and method for manufacturing the same
KR101915347B1 (ko) * 2015-04-30 2018-11-05 주식회사 엘지화학 가교 폴리올레핀 분리막 및 이의 제조방법
CN115207563B (zh) * 2018-10-11 2025-03-18 旭化成电池隔膜株式会社 蓄电装置用分隔件及其制造方法
KR102844145B1 (ko) 2018-12-21 2025-08-12 주식회사 엘지화학 가교 폴리올레핀 분리막 및 이의 제조방법

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001176484A (ja) 1999-12-15 2001-06-29 Nitto Denko Corp 多孔質膜
JP2007265666A (ja) 2006-03-27 2007-10-11 Sanyo Electric Co Ltd 非水電解質二次電池
WO2014175252A1 (ja) 2013-04-26 2014-10-30 積水化学工業株式会社 オレフィン系樹脂微孔フィルム、電池用セパレータ、電池、及びオレフィン系樹脂微孔フィルムの製造方法
WO2015012324A1 (ja) 2013-07-23 2015-01-29 東洋紡株式会社 延伸ポリプロピレンフィルム
JP2020031047A (ja) 2018-08-23 2020-02-27 ダブル・スコープコリア カンパニー，リミテッド 分離膜およびその製造方法
WO2020067161A1 (ja) 2018-09-25 2020-04-02 旭化成株式会社 高強度セパレータ
WO2020075866A1 (ja) 2018-10-11 2020-04-16 旭化成株式会社 架橋セパレータを用いたリチウムイオン電池
JP2021036515A (ja) 2019-08-26 2021-03-04 旭化成株式会社 架橋型樹脂分散セパレータ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Xiaoming Zhu, et al.，A Highly Thermostable Ceramic-Grafted Microporous Polyethylene Separator for Safer Lithium-Ion Batte，Applied Materials and Interfaces，米国，2015年，Vol.7，Pages 24119-24126，DOI: 10.1021/acsami.5b07230

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