CN102501419A - 一种聚烯烃多层微多孔膜及其制备方法 - Google Patents
一种聚烯烃多层微多孔膜及其制备方法 Download PDFInfo
- Publication number
- CN102501419A CN102501419A CN2011103824796A CN201110382479A CN102501419A CN 102501419 A CN102501419 A CN 102501419A CN 2011103824796 A CN2011103824796 A CN 2011103824796A CN 201110382479 A CN201110382479 A CN 201110382479A CN 102501419 A CN102501419 A CN 102501419A
- Authority
- CN
- China
- Prior art keywords
- polyethylene
- weight
- microporous membrane
- polyolefin multilayer
- preparation
- 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.)
- Granted
Links
- 229920000098 polyolefin Polymers 0.000 title claims abstract description 34
- 239000012982 microporous membrane Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000010410 layer Substances 0.000 claims abstract description 60
- -1 polyethylene Polymers 0.000 claims abstract description 49
- 239000004698 Polyethylene Substances 0.000 claims abstract description 28
- 229920000573 polyethylene Polymers 0.000 claims abstract description 27
- 239000004743 Polypropylene Substances 0.000 claims abstract description 26
- 229920001155 polypropylene Polymers 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 9
- 239000002344 surface layer Substances 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 3
- 238000001125 extrusion Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 16
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 11
- 239000004014 plasticizer Substances 0.000 claims description 9
- 229920000642 polymer Polymers 0.000 claims description 9
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 9
- 238000009835 boiling Methods 0.000 claims description 8
- 229920001903 high density polyethylene Polymers 0.000 claims description 8
- 239000004700 high-density polyethylene Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 239000003350 kerosene Substances 0.000 claims description 4
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 229920001526 metallocene linear low density polyethylene Polymers 0.000 claims description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 2
- 150000001336 alkenes Chemical class 0.000 claims description 2
- 239000004359 castor oil Substances 0.000 claims description 2
- 235000019438 castor oil Nutrition 0.000 claims description 2
- DIOQZVSQGTUSAI-NJFSPNSNSA-N decane Chemical compound CCCCCCCCC[14CH3] DIOQZVSQGTUSAI-NJFSPNSNSA-N 0.000 claims description 2
- 150000002170 ethers Chemical class 0.000 claims description 2
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 2
- 150000008282 halocarbons Chemical class 0.000 claims description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N n-butylhexane Natural products CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 claims description 2
- 239000012188 paraffin wax Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 239000003549 soybean oil Substances 0.000 claims description 2
- 235000012424 soybean oil Nutrition 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 17
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 11
- 229910001416 lithium ion Inorganic materials 0.000 description 11
- 239000011148 porous material Substances 0.000 description 8
- 230000035699 permeability Effects 0.000 description 6
- 229920000092 linear low density polyethylene Polymers 0.000 description 5
- 239000004707 linear low-density polyethylene Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000000930 thermomechanical effect Effects 0.000 description 2
- 206010043268 Tension Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- 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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- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
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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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
-
- 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
- H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92923—Calibration, after-treatment or cooling zone
-
- 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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
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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
-
- 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
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Laminated Bodies (AREA)
- Cell Separators (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110382479.6A CN102501419B (zh) | 2011-11-25 | 2011-11-25 | 一种聚烯烃多层微多孔膜及其制备方法 |
PCT/CN2012/080772 WO2013075523A1 (zh) | 2011-11-25 | 2012-08-30 | 一种聚烯烃多层微多孔膜及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110382479.6A CN102501419B (zh) | 2011-11-25 | 2011-11-25 | 一种聚烯烃多层微多孔膜及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102501419A true CN102501419A (zh) | 2012-06-20 |
CN102501419B CN102501419B (zh) | 2014-06-04 |
Family
ID=46213581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110382479.6A Active CN102501419B (zh) | 2011-11-25 | 2011-11-25 | 一种聚烯烃多层微多孔膜及其制备方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN102501419B (zh) |
WO (1) | WO2013075523A1 (zh) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103072355A (zh) * | 2012-12-25 | 2013-05-01 | 深圳市冠力新材料有限公司 | 一种新型无机膜及其制备方法 |
WO2013075523A1 (zh) * | 2011-11-25 | 2013-05-30 | 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 |
CN103413907A (zh) * | 2013-08-06 | 2013-11-27 | 深圳市冠力新材料有限公司 | 一种厚度定制孔径多孔膜的制备方法 |
CN103785302A (zh) * | 2012-10-29 | 2014-05-14 | 深圳市冠力新材料有限公司 | 一种厚度定制孔径多孔膜的控制方法 |
CN103896465A (zh) * | 2012-12-25 | 2014-07-02 | 深圳市冠力新材料有限公司 | 一种清除膜油渍的方法 |
CN109786636A (zh) * | 2018-12-29 | 2019-05-21 | 深圳中兴新材技术股份有限公司 | 一种多层低温阻隔锂电池隔膜及其制备方法 |
CN110087894A (zh) * | 2017-01-13 | 2019-08-02 | 三菱化学株式会社 | 转印纸保护层用树脂组合物、该树脂组合物的制造方法及装饰用转印纸 |
CN110360961A (zh) * | 2019-08-09 | 2019-10-22 | 江苏通达纸业有限公司 | 一种基于瓦楞纸板生产的胶水量计算系统 |
CN111138741A (zh) * | 2019-12-23 | 2020-05-12 | 重庆云天化纽米科技股份有限公司 | 高性能聚烯烃隔膜及其制备方法 |
CN112216927A (zh) * | 2020-09-28 | 2021-01-12 | 常州星源新能源材料有限公司 | 一种锂离子电池隔膜及其生产工艺 |
CN112688029A (zh) * | 2021-03-15 | 2021-04-20 | 江苏厚生新能源科技有限公司 | 一种锂离子电池多层复合隔膜及其制备方法 |
CN113745756A (zh) * | 2021-08-24 | 2021-12-03 | 中材锂膜有限公司 | 一种低闭孔、高破膜的聚乙烯锂电池隔膜及其制备方法 |
CN114243213A (zh) * | 2021-11-15 | 2022-03-25 | 华南理工大学 | 高负载陶瓷颗粒的超薄高强多层复合隔膜及其制备方法 |
CN115377608A (zh) * | 2022-09-15 | 2022-11-22 | 河北金力新能源科技股份有限公司 | 一种高安全锂电池隔膜及其制备方法 |
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CN114953651A (zh) * | 2021-02-22 | 2022-08-30 | 杭州中好东峻科技有限公司 | 一种防病毒防护阻隔膜 |
CN114770985A (zh) * | 2022-02-25 | 2022-07-22 | 江苏安卡新材料科技有限公司 | 一种全聚烯烃防弹复合材料的制备方法 |
Citations (5)
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CN1362892A (zh) * | 2000-01-10 | 2002-08-07 | Lg化学株式会社 | 高结晶聚丙烯微孔薄膜,多组分微孔薄膜及其制备方法 |
CN1767948A (zh) * | 2003-04-04 | 2006-05-03 | 旭化成化学株式会社 | 聚烯烃微多孔膜 |
CN101291794A (zh) * | 2005-10-19 | 2008-10-22 | 东燃化学株式会社 | 聚烯烃多层微孔膜的制造方法 |
JP2008255307A (ja) * | 2007-04-09 | 2008-10-23 | Tonen Chem Corp | ポリオレフィン多層微多孔膜、その製造方法、電池用セパレータ及び電池 |
CN101700702A (zh) * | 2009-10-30 | 2010-05-05 | 沧州明珠塑料股份有限公司 | 聚烯烃复合微孔膜及其制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4931163B2 (ja) * | 2001-04-24 | 2012-05-16 | 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 |
US7981536B2 (en) * | 2006-08-31 | 2011-07-19 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membrane, battery separator and battery |
US7807287B2 (en) * | 2006-08-31 | 2010-10-05 | Tonen Chemical Corporation | Multi-layer, microporous membrane, battery separator and battery |
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 |
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2011
- 2011-11-25 CN CN201110382479.6A patent/CN102501419B/zh active Active
-
2012
- 2012-08-30 WO PCT/CN2012/080772 patent/WO2013075523A1/zh active Application Filing
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