CN1294610A - 聚烯烃微孔膜 - Google Patents
聚烯烃微孔膜 Download PDFInfo
- Publication number
- CN1294610A CN1294610A CN99804321A CN99804321A CN1294610A CN 1294610 A CN1294610 A CN 1294610A CN 99804321 A CN99804321 A CN 99804321A CN 99804321 A CN99804321 A CN 99804321A CN 1294610 A CN1294610 A CN 1294610A
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- Prior art keywords
- microporous membrane
- solvent
- obtains
- microporous
- stretching
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- 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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Images
Classifications
-
- 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
- H01M50/44—Fibrous material
-
- 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
- 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
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
-
- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- 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
-
- 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
- H01M50/489—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
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/20—Plasticizers
-
- 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)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Cell Separators (AREA)
Abstract
Description
对比实施例3 | 对比实施例3 | |
抽提后伸展方式拉伸比(倍)伸展温度(℃) | 同时双轴4×4130 | 同时双轴4×4120 |
膜厚度(μm) | 141 | 133 |
孔隙度(%) | 73 | 75 |
透气性(sec/25μm) | 19 | 7 |
针入度(gf/25μm) | 240 | 214 |
微纤维空间密度(空间数/μm2) | 5 | 6 |
平均微纤维直径(nm) | 120 | 161 |
微纤维间平均距离(nm) | 150 | 118 |
Claims (7)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP93881/1998 | 1998-03-24 | ||
JP9388198 | 1998-03-24 | ||
JP13101198 | 1998-04-27 | ||
JP131011/1998 | 1998-04-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1294610A true CN1294610A (zh) | 2001-05-09 |
CN1113077C CN1113077C (zh) | 2003-07-02 |
Family
ID=26435161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99804321A Expired - Fee Related CN1113077C (zh) | 1998-03-24 | 1999-03-23 | 聚烯烃微孔膜 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060103055A1 (zh) |
JP (1) | JP4397121B2 (zh) |
CN (1) | CN1113077C (zh) |
AU (1) | AU2855599A (zh) |
DE (1) | DE19983047B4 (zh) |
WO (1) | WO1999048959A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100460453C (zh) * | 2003-10-27 | 2009-02-11 | 旭化成化学株式会社 | 微孔聚烯烃膜 |
CN101781417A (zh) * | 2010-02-10 | 2010-07-21 | 沧州明珠塑料股份有限公司 | 一种湿法制备聚烯烃微孔膜的方法 |
CN102326277A (zh) * | 2008-12-24 | 2012-01-18 | 三菱树脂株式会社 | 电池用隔板及非水锂电池 |
CN102376928A (zh) * | 2011-02-28 | 2012-03-14 | 河南义腾新能源科技有限公司 | 一种锂离子电池隔膜及其制备方法 |
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-
1999
- 1999-03-23 DE DE19983047T patent/DE19983047B4/de not_active Expired - Fee Related
- 1999-03-23 CN CN99804321A patent/CN1113077C/zh not_active Expired - Fee Related
- 1999-03-23 WO PCT/JP1999/001452 patent/WO1999048959A1/ja active Application Filing
- 1999-03-23 AU AU28555/99A patent/AU2855599A/en not_active Abandoned
- 1999-03-23 JP JP2000537930A patent/JP4397121B2/ja not_active Expired - Lifetime
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2005
- 2005-12-30 US US11/320,807 patent/US20060103055A1/en not_active Abandoned
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WO2023045384A1 (zh) * | 2021-09-26 | 2023-03-30 | 中材锂膜有限公司 | 一种高孔隙、高透气锂离子电池基膜及其制备方法和锂离子电池 |
Also Published As
Publication number | Publication date |
---|---|
CN1113077C (zh) | 2003-07-02 |
DE19983047B4 (de) | 2005-12-15 |
US20060103055A1 (en) | 2006-05-18 |
JP4397121B2 (ja) | 2010-01-13 |
DE19983047T1 (de) | 2001-04-26 |
WO1999048959A1 (en) | 1999-09-30 |
AU2855599A (en) | 1999-10-18 |
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