TWI423498B - 微多孔膜、電池隔離材及電池 - Google Patents
微多孔膜、電池隔離材及電池 Download PDFInfo
- Publication number
- TWI423498B TWI423498B TW96132421A TW96132421A TWI423498B TW I423498 B TWI423498 B TW I423498B TW 96132421 A TW96132421 A TW 96132421A TW 96132421 A TW96132421 A TW 96132421A TW I423498 B TWI423498 B TW I423498B
- Authority
- TW
- Taiwan
- Prior art keywords
- polyethylene
- microporous layer
- molecular weight
- layer material
- polypropylene
- Prior art date
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1216—Three or more layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/26—Polyalkenes
- B01D71/261—Polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/22—After-treatment of expandable particles; Forming foamed products
-
- 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
-
- 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
- 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
- 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
- H01M50/449—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
- H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/20—Specific permeability or cut-off range
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/34—Molecular weight or degree of polymerisation
- B01D2325/341—At least two polymers of same structure but different molecular weight
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
- Y10T428/31913—Monoolefin 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon
Landscapes
- 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)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Cell Separators (AREA)
- Laminated Bodies (AREA)
- Secondary Cells (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/513,557 US7981536B2 (en) | 2006-08-31 | 2006-08-31 | Microporous membrane, battery separator and battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200822422A TW200822422A (en) | 2008-05-16 |
| TWI423498B true TWI423498B (zh) | 2014-01-11 |
Family
ID=37890399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW96132421A TWI423498B (zh) | 2006-08-31 | 2007-08-31 | 微多孔膜、電池隔離材及電池 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7981536B2 (enExample) |
| EP (1) | EP2057013B1 (enExample) |
| JP (2) | JP5094844B2 (enExample) |
| KR (1) | KR101340397B1 (enExample) |
| CN (1) | CN101511589B (enExample) |
| AT (1) | ATE485162T1 (enExample) |
| DE (1) | DE602007010001D1 (enExample) |
| TW (1) | TWI423498B (enExample) |
| WO (1) | WO2008026780A1 (enExample) |
Families Citing this family (71)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070264578A1 (en) * | 2006-05-15 | 2007-11-15 | Tonen Chemical Corporation | Microporous polyolefin membrane, its production method and battery separator |
| US7807287B2 (en) * | 2006-08-31 | 2010-10-05 | Tonen Chemical Corporation | Multi-layer, microporous membrane, battery separator and battery |
| US7981536B2 (en) * | 2006-08-31 | 2011-07-19 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membrane, battery separator and battery |
| US8304113B2 (en) * | 2007-03-05 | 2012-11-06 | Advanced Membrane Systems, Inc. | Polyolefin and ceramic battery separator for non-aqueous battery applications |
| EP2212946B1 (en) | 2007-10-12 | 2013-02-27 | Toray Battery Separator Film Co., Ltd. | Microporous membranes and methods for making and using such membranes |
| US8338017B2 (en) | 2007-10-12 | 2012-12-25 | Toray Battery Separator Film Co., Ltd. | Microporous membrane and manufacturing method |
| US8323821B2 (en) * | 2007-11-09 | 2012-12-04 | Toray Battery Separator Film Co., Ltd. | Multi-layer microporous membrane, battery separator and battery |
| US8748028B2 (en) | 2007-11-02 | 2014-06-10 | Toray Battery Separator Film Co. Ltd. | Multi-layer microporous membrane, battery separator and battery |
| US8012622B2 (en) | 2007-11-14 | 2011-09-06 | Toray Tonen Specialty Separator Godo Kaisha | Multi-layer, microporous membrane, battery separator and battery |
| WO2009064296A1 (en) * | 2007-11-14 | 2009-05-22 | Tonen Chemical Corporation | Multi-layer, microporous membrane, battery separator formed by such a membrane and battery comprising such a separator |
| WO2009069534A2 (en) * | 2007-11-30 | 2009-06-04 | Tonen Chemical Corporation | Microporous polymeric membrane, battery separator, and battery |
| WO2009084720A1 (en) * | 2007-12-31 | 2009-07-09 | Tonen Chemical Corporation | Microporous multilayer membrane, system and process for producing such membrane, and the use of such membrane |
| EP2111914A1 (en) * | 2008-04-24 | 2009-10-28 | Tonen Chemical Corporation | Multi-layer microporous membrane, battery separator and battery |
| WO2010048395A2 (en) * | 2008-10-24 | 2010-04-29 | Tonen Chemical Corporation | Multilayer microporous membranes, methods of making such membranes and the use of such membranes on battery separator film |
| KR101071602B1 (ko) * | 2008-11-10 | 2011-10-10 | 미쓰비시 쥬시 가부시끼가이샤 | 적층 다공성 필름, 리튬 전지용 세퍼레이터 및 전지 |
| JP4734397B2 (ja) * | 2008-11-10 | 2011-07-27 | 三菱樹脂株式会社 | 積層多孔性フィルム、それを利用したリチウムイオン電池用セパレータ、および電池 |
| JP4734396B2 (ja) * | 2008-11-10 | 2011-07-27 | 三菱樹脂株式会社 | 積層多孔性フィルム、それを利用したリチウム電池用セパレータおよび電池 |
| CN102209751B (zh) * | 2008-11-19 | 2013-08-28 | 三井化学株式会社 | 聚烯烃树脂组合物及其用途 |
| KR20110101136A (ko) * | 2008-11-26 | 2011-09-15 | 도레이 토넨 기노우마쿠 고도카이샤 | 미세다공막, 이러한 필름의 제조 방법 및 전지 세퍼레이터 필름으로서의 이러한 필름의 사용 |
| CN102341160B (zh) * | 2009-03-30 | 2015-03-25 | 东丽电池隔膜株式会社 | 微孔膜、该膜的制备方法及该膜作为电池隔膜的应用 |
| US20100266153A1 (en) | 2009-04-15 | 2010-10-21 | Gobeli Garth W | Electronically compensated micro-speakers and applications |
| CN102414015A (zh) | 2009-04-23 | 2012-04-11 | 东丽东燃机能膜合同会社 | 热塑性膜、该膜的制造方法以及该膜作为电池隔膜的应用 |
| WO2010123687A1 (en) | 2009-04-23 | 2010-10-28 | Toray Tonen Specialty Separator Company | Thermoplastic film, methods for making such film, and the use of such film as battery separator film |
| WO2010128370A1 (en) * | 2009-05-04 | 2010-11-11 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membranes and methods for producing and using such membranes |
| CN102802945B (zh) | 2009-06-19 | 2016-06-15 | 东丽电池隔膜株式会社 | 多层微孔膜 |
| CN102725054A (zh) | 2009-12-18 | 2012-10-10 | 东丽电池隔膜合同会社 | 微孔膜、其制造方法及它们作为电池隔膜的用途 |
| PL2523747T3 (pl) * | 2010-01-13 | 2017-08-31 | Toray Battery Separator Film Co., Ltd. | Membrany mikroporowate i sposoby produkcji i zastosowania takich membran |
| US20110223485A1 (en) * | 2010-03-15 | 2011-09-15 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membranes, methods for making these membranes, and the use of these membranes as battery separator films |
| WO2012034042A2 (en) | 2010-09-09 | 2012-03-15 | California Institute Of Technology | Electrochemical energy storage systems and methods |
| CN102527260B (zh) * | 2010-12-31 | 2014-09-03 | 重庆云天化纽米科技有限公司 | 一种多层聚乙烯微孔膜及其制备方法 |
| KR101950975B1 (ko) | 2011-07-11 | 2019-02-21 | 캘리포니아 인스티튜트 오브 테크놀로지 | 전기화학 시스템들용 신규 세퍼레이터들 |
| US9379368B2 (en) | 2011-07-11 | 2016-06-28 | California Institute Of Technology | Electrochemical systems with electronically conductive layers |
| CN102501419B (zh) * | 2011-11-25 | 2014-06-04 | 佛山市金辉高科光电材料有限公司 | 一种聚烯烃多层微多孔膜及其制备方法 |
| EP2799475B1 (en) * | 2011-12-28 | 2017-03-08 | Toray Battery Separator Film Co., Ltd. | Polyolefin microporous film and method for producing same |
| TWI453114B (zh) * | 2012-05-11 | 2014-09-21 | Entire Technology Co Ltd | 多孔複合膜的製造方法 |
| KR102229797B1 (ko) * | 2013-05-31 | 2021-03-22 | 도레이 카부시키가이샤 | 폴리올레핀 다층 미다공막 및 이의 제조 방법 |
| JP6443333B2 (ja) * | 2013-05-31 | 2018-12-26 | 東レ株式会社 | ポリオレフィン微多孔膜およびその製造方法 |
| KR101523433B1 (ko) * | 2013-10-11 | 2015-05-27 | 주식회사 효성 | 내열성이 우수한 다층 미세다공막 및 그의 제조방법 |
| US10714724B2 (en) | 2013-11-18 | 2020-07-14 | California Institute Of Technology | Membranes for electrochemical cells |
| US20150171398A1 (en) | 2013-11-18 | 2015-06-18 | California Institute Of Technology | Electrochemical separators with inserted conductive layers |
| JP2015105365A (ja) * | 2013-12-02 | 2015-06-08 | 三菱樹脂株式会社 | フッ素系樹脂多孔体 |
| CN108448036B (zh) * | 2014-04-09 | 2021-03-19 | 住友化学株式会社 | 层叠多孔膜及非水电解液二次电池 |
| SG10201809926TA (en) * | 2014-05-09 | 2018-12-28 | Toray Industries | Multi-layer polyolefin porous membrane, battery separatorobtained using the same, and method for producing the same |
| MY176001A (en) * | 2014-05-30 | 2020-07-21 | Toray Industries | Polyolefin multilayer microporous membrane and battery separator |
| JP6762764B2 (ja) * | 2015-06-03 | 2020-09-30 | 株式会社日本触媒 | イオン伝導性膜 |
| CN107636861B (zh) | 2015-06-03 | 2020-08-11 | 株式会社日本触媒 | 阴离子传导性膜 |
| KR20250064688A (ko) * | 2015-11-11 | 2025-05-09 | 셀가드 엘엘씨 | 마이크로층 막, 개선된 전지 분리기, 및 제조 및 사용 방법 |
| US10340528B2 (en) | 2015-12-02 | 2019-07-02 | California Institute Of Technology | Three-dimensional ion transport networks and current collectors for electrochemical cells |
| JP2017212040A (ja) * | 2016-05-23 | 2017-11-30 | オートモーティブエナジーサプライ株式会社 | リチウムイオン二次電池 |
| CN110168775B (zh) * | 2016-11-11 | 2024-12-13 | 赛尔格有限责任公司 | 改进的微米层膜、改进的电池隔板及相关方法 |
| EP3565020B1 (en) | 2016-12-27 | 2025-04-16 | Mitsubishi Chemical Corporation | Partition member, assembled battery, and heat transmission control method for assembled battery |
| CN108269956B (zh) * | 2016-12-30 | 2020-04-03 | 比亚迪股份有限公司 | 一种聚合物复合膜及其制备方法和锂离子电池 |
| CN106926515A (zh) * | 2017-02-09 | 2017-07-07 | 重庆伟业电源材料有限公司 | 一种复合型电池隔板及其制作方法 |
| EP3853926A4 (en) * | 2018-09-17 | 2022-06-01 | Celgard, LLC | MULTI-LAYER MEMBRANES, SEPARATORS, BATTERIES AND PROCESSES |
| JP7409301B2 (ja) * | 2018-12-26 | 2024-01-09 | 東レ株式会社 | ポリオレフィン微多孔膜及びポリオレフィン微多孔膜の製造方法 |
| US20210339449A1 (en) * | 2019-01-16 | 2021-11-04 | Toray Industries, Inc. | Polyolefin multilayer microporous film and production method therefor |
| CN110061176B (zh) | 2019-05-07 | 2021-01-15 | 宁德新能源科技有限公司 | 电化学装置 |
| CN110429229A (zh) | 2019-07-31 | 2019-11-08 | 宁德新能源科技有限公司 | 多层隔离膜及使用其的装置 |
| WO2021131879A1 (ja) * | 2019-12-27 | 2021-07-01 | 三洋電機株式会社 | 二次電池 |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2013035293A (ja) | 2013-02-21 |
| KR101340397B1 (ko) | 2013-12-11 |
| JP2010502472A (ja) | 2010-01-28 |
| JP5094844B2 (ja) | 2012-12-12 |
| KR20090057295A (ko) | 2009-06-04 |
| US20080057389A1 (en) | 2008-03-06 |
| US7981536B2 (en) | 2011-07-19 |
| CN101511589A (zh) | 2009-08-19 |
| EP2057013A4 (en) | 2009-08-19 |
| EP2057013B1 (en) | 2010-10-20 |
| WO2008026780A1 (en) | 2008-03-06 |
| DE602007010001D1 (de) | 2010-12-02 |
| EP2057013A1 (en) | 2009-05-13 |
| JP5451839B2 (ja) | 2014-03-26 |
| ATE485162T1 (de) | 2010-11-15 |
| TW200822422A (en) | 2008-05-16 |
| CN101511589B (zh) | 2011-10-26 |
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