JP7045862B2 - 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 - Google Patents
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 Download PDFInfo
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- JP7045862B2 JP7045862B2 JP2018008645A JP2018008645A JP7045862B2 JP 7045862 B2 JP7045862 B2 JP 7045862B2 JP 2018008645 A JP2018008645 A JP 2018008645A JP 2018008645 A JP2018008645 A JP 2018008645A JP 7045862 B2 JP7045862 B2 JP 7045862B2
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- Prior art keywords
- microporous
- polyolefin
- stretching
- membrane
- film
- 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.)
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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
- 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
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
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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
- 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
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
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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
- 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
- H01M50/491—Porosity
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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
- 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
- H01M50/494—Tensile strength
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Cell Separators (AREA)
- Secondary Cells (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Laminated Bodies (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810246847.6A CN108623876B (zh) | 2017-03-24 | 2018-03-23 | 聚烯烃微多孔膜及聚烯烃微多孔膜的制备方法 |
KR1020180034006A KR102100433B1 (ko) | 2017-03-24 | 2018-03-23 | 폴리올레핀 미다공막 및 폴리올레핀 미다공막의 제조 방법 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017058829 | 2017-03-24 | ||
JP2017058829 | 2017-03-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018162438A JP2018162438A (ja) | 2018-10-18 |
JP7045862B2 true JP7045862B2 (ja) | 2022-04-01 |
Family
ID=63859756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018008645A Active JP7045862B2 (ja) | 2017-03-24 | 2018-01-23 | 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 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7045862B2 (ko) |
KR (1) | KR102100433B1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HUE062190T2 (hu) * | 2019-03-20 | 2023-09-28 | Teijin Ltd | Szeparátor nemvizes másodlagos akkumulátorhoz és nemvizes másodlagos akkumulátor |
EP4043516A4 (en) * | 2019-10-08 | 2022-11-23 | Asahi Kasei Kabushiki Kaisha | MICROPOROUS POLYOLEFIN MEMBRANE |
WO2022092300A1 (ja) | 2020-10-30 | 2022-05-05 | 旭化成株式会社 | ポリオレフィン微多孔膜 |
CA3233382A1 (en) * | 2021-09-29 | 2023-04-06 | Ryoma KAWAGUCHI | Polyolefin film and method for manufacturing polyolefin film |
KR20230102009A (ko) | 2021-12-29 | 2023-07-07 | 더블유스코프코리아 주식회사 | 분리막 제조용 연신장치 및 이를 이용한 분리막의 제조방법 |
WO2023176876A1 (ja) * | 2022-03-18 | 2023-09-21 | 東レ株式会社 | ポリオレフィン微多孔膜、電池用セパレータ、非水電解液二次電池およびフィルター |
WO2023205968A1 (zh) * | 2022-04-24 | 2023-11-02 | 宁德新能源科技有限公司 | 隔膜及包含其的装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009123015A1 (ja) | 2008-03-31 | 2009-10-08 | 旭化成イーマテリアルズ株式会社 | ポリオレフィン製微多孔膜、及び捲回物 |
WO2015056631A1 (ja) | 2013-10-17 | 2015-04-23 | 東レバッテリーセパレータフィルム株式会社 | 多孔質フィルム、多孔質フィルムロール及び多孔質フィルムの製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6253813A (ja) | 1985-09-03 | 1987-03-09 | Asahi Chem Ind Co Ltd | 積層多孔膜の製造方法 |
JP3507092B2 (ja) | 1992-03-30 | 2004-03-15 | 日東電工株式会社 | 多孔質フィルム、その製造法およびその用途 |
TW297171B (ko) | 1994-12-20 | 1997-02-01 | Hoechst Celanese Corp | |
JPH10316781A (ja) | 1997-05-20 | 1998-12-02 | Nitto Denko Corp | 多孔質膜及びその製造方法 |
JP4021266B2 (ja) | 2002-07-16 | 2007-12-12 | 旭化成ケミカルズ株式会社 | 微多孔膜の製造方法 |
US8932748B2 (en) * | 2005-10-24 | 2015-01-13 | Toray Battery Separator Film Co., Ltd | Multi-layer, microporous polyolefin membrane, its production method, and battery separator |
US10246567B2 (en) * | 2008-12-26 | 2019-04-02 | Asahi Kasei E-Materials Corporation | Polyolefin microporous film |
JP5541966B2 (ja) | 2009-08-06 | 2014-07-09 | 旭化成イーマテリアルズ株式会社 | 微多孔膜の製造方法 |
WO2014047126A1 (en) * | 2012-09-20 | 2014-03-27 | Celgard, Llc | Thin battery separators and methods |
CN107836061B (zh) | 2015-07-08 | 2020-06-30 | 株式会社东芝 | 非水电解质电池及电池包 |
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2018
- 2018-01-23 JP JP2018008645A patent/JP7045862B2/ja active Active
- 2018-03-23 KR KR1020180034006A patent/KR102100433B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009123015A1 (ja) | 2008-03-31 | 2009-10-08 | 旭化成イーマテリアルズ株式会社 | ポリオレフィン製微多孔膜、及び捲回物 |
WO2015056631A1 (ja) | 2013-10-17 | 2015-04-23 | 東レバッテリーセパレータフィルム株式会社 | 多孔質フィルム、多孔質フィルムロール及び多孔質フィルムの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20180108509A (ko) | 2018-10-04 |
KR102100433B1 (ko) | 2020-04-13 |
JP2018162438A (ja) | 2018-10-18 |
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