CN1134491C - 聚烯烃微多孔膜及其制造方法 - Google Patents
聚烯烃微多孔膜及其制造方法 Download PDFInfo
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- CN1134491C CN1134491C CNB008001758A CN00800175A CN1134491C CN 1134491 C CN1134491 C CN 1134491C CN B008001758 A CNB008001758 A CN B008001758A CN 00800175 A CN00800175 A CN 00800175A CN 1134491 C CN1134491 C CN 1134491C
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- weight
- molecular weight
- polyolefin
- average molecular
- film
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- 229920000098 polyolefin Polymers 0.000 title claims abstract description 146
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000000203 mixture Substances 0.000 claims abstract description 60
- 239000012528 membrane Substances 0.000 claims description 38
- 239000002904 solvent Substances 0.000 claims description 28
- 239000004700 high-density polyethylene Substances 0.000 claims description 19
- 238000007493 shaping process Methods 0.000 claims description 19
- 229920001903 high density polyethylene Polymers 0.000 claims description 18
- 230000035699 permeability Effects 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 229920010741 Ultra High Molecular Weight Polyethylene (UHMWPE) Polymers 0.000 claims description 4
- -1 4-methylpentene-1 Chemical compound 0.000 description 33
- 239000004698 Polyethylene Substances 0.000 description 33
- 229920000573 polyethylene Polymers 0.000 description 30
- 239000000243 solution Substances 0.000 description 17
- 239000011800 void material Substances 0.000 description 14
- 238000001125 extrusion Methods 0.000 description 13
- 238000009835 boiling Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 8
- 238000009826 distribution Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 230000004927 fusion Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 5
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 238000005227 gel permeation chromatography Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical class CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 229920005604 random copolymer Polymers 0.000 description 2
- 239000013557 residual solvent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- RSJKGSCJYJTIGS-UHFFFAOYSA-N undecane Chemical compound CCCCCCCCCCC RSJKGSCJYJTIGS-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005108 dry cleaning Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- BCQZXOMGPXTTIC-UHFFFAOYSA-N halothane Chemical compound FC(F)(F)C(Cl)Br BCQZXOMGPXTTIC-UHFFFAOYSA-N 0.000 description 1
- 229960003132 halothane Drugs 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 229920001179 medium density polyethylene Polymers 0.000 description 1
- 239000004701 medium-density polyethylene Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- FOWDZVNRQHPXDO-UHFFFAOYSA-N propyl hydrogen carbonate Chemical compound CCCOC(O)=O FOWDZVNRQHPXDO-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical class [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0086—Mechanical after-treatment
-
- 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
-
- 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
- B01D71/262—Polypropylene
-
- 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
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/082—Cooling
-
- 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
- B01D2325/0283—Pore size
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Cell Separators (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Artificial Filaments (AREA)
Abstract
Description
实施例 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ||
聚乙烯组合物 | UHMWPE | Mw | 2.0×106 | 2.0×106 | 2.0×106 | 2.0×106 | 2.0×106 | 2.0×106 | 2.0×106 | 2.0×106 |
wt% | 18 | 18 | 18 | 18 | 30 | 30 | 40 | 40 | ||
HDPE | Mw | 3.5×105 | 3.5×105 | 3.5×105 | 3.5×105 | 3.5×105 | 3.5×105 | 3.5×105 | 3.5×105 | |
wt% | 82 | 82 | 82 | 82 | 70 | 70 | 60 | 60 | ||
溶液中的PE浓度 | wt% | 10 | 20 | 25 | 35 | 10 | 25 | 20 | 20 | |
拉伸条件 | 温度 | ℃ | 118 | 121 | 122 | 123 | 116 | 118 | 118 | 118 |
倍率 | MD×TD | 5×5 | 5×5 | 5×5 | 5×5 | 5×5 | 5×5 | 5×3 | 3×3 | |
热整形 | 温度 | ℃ | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 |
微多孔膜的物性 | 膜厚 | μm | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
透气度 | sec | 189 | 255 | 277 | 376 | 175 | 254 | 224 | 186 | |
平均贯通孔径 | μm | 0.038 | 0.035 | 0.035 | 0.036 | 0.032 | 0.032 | 0.039 | 0.044 | |
空孔率 | % | 51 | 48 | 45 | 45 | 52 | 47 | 45 | 51.5 | |
扎入强度 | mN | 3600 | 3800 | 4500 | 5740 | 3870 | 4480 | 2900 | 2290 | |
拉伸强度(MD)(TD) | KPa | 7270050960 | 7950054500 | 9860086300 | 11090091500 | 7730057000 | 8520061100 | 6320041500 | 6510043610 | |
拉伸强度(MD)(TD) | % | 322568 | 303521 | 310511 | 306515 | 436764 | 384695 | 445896 | 462923 | |
始沸点 | KPa | 无 | 无 | 无 | 无 | 无 | 无 | 无 | 无 | |
热收缩率(MD)(TD) | % | 3.31.8 | 4.52.5 | 4.42.8 | 4.93 | 3.82.5 | 4.43 | 3.71.1 | 3.11 | |
电阻 | Ω/cm2 | 2 | 2.4 | 2.4 | 2.6 | 1.9 | 2.3 | 2.2 | 1.9 |
实施例 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | ||
聚乙烯组合物 | UHMWPE | Mw | 2.0×106 | 2.0×106 | 2.0×106 | 4.0×106 | 4.0×106 | 2.0×106 | 2.0×106 |
wt% | 40 | 2 | 98 | 18 | 30 | 30 | 40 | ||
HDPE | Mw | 3.5×105 | 3.5×105 | 3.5×105 | 5.0×104 | 5.0×104 | 3.5×105 | 3.5×105 | |
wt% | 60 | 98 | 2 | 82 | 70 | 70 | 60 | ||
溶液中的PE浓度 | wt% | 25 | 25 | 15 | 15 | 15 | 20 | 20 | |
拉伸条件 | 温度 | ℃ | 118 | 118 | 117 | 120 | 122 | 117 | 117 |
倍率 | MD×TD | 4×4 | 5×5 | 5×5 | 5×5 | 5×5 | 5×3 | 5×3 | |
热整形 | 温度 | ℃ | 120 | 120 | 120 | 120 | 120 | 120* | 120* |
微多孔膜的物性 | 膜厚 | μm | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
透气度 | sec | 267 | 398 | 244 | 366 | 345 | 230 | 224 | |
平均贯通孔径 | μm | 0.039 | 0.037 | 0.03 | 0.031 | 0.03 | 0.041 | 0.039 | |
空孔率 | % | 51.5 | 51 | 51.8 | 51.3 | 53.5 | 45 | 45 | |
扎入强度 | mN | 3300 | 3600 | 4410 | 1333 | 4540 | 2790 | 3000 | |
拉伸强度(MD)(TD) | KPa | 6980049980 | 7270051000 | 7920059200 | 7420055600 | 7940058800 | 6520050200 | 6520051300 | |
拉伸强度(MD)(TD) | % | 376698 | 322568 | 411622 | 443620 | 467463 | 428884 | 445896 | |
始沸点 | KPa | 无 | 无 | 无 | 无 | 无 | 无 | 无 | |
热收缩率(MD)(TD) | % | 41.8 | 3.52 | 31.2 | 3.42.2 | 3.32.3 | 42.2 | 4.22.1 | |
电阻 | Ω/cm2 | 2.4 | 2.6 | 2.3 | 2.5 | 2.4 | 2.2 | 2.2 |
比较例 | 1 | 2 | 3 | 4 | ||
聚乙烯组合物 | UHMWPE | Mw | 2.0×106 | 2.0×106 | 2.0×106 | 2.0×106 |
wt% | 18 | 18 | 20 | 5 | ||
HDPE | Mw | 3.5×105 | 3.5×105 | 3.5×105 | 3.5×105 | |
wt% | 82 | 82 | 80 | 95 | ||
溶液中的PE浓度 | wt% | 20 | 20 | 30 | 30 | |
拉伸条件 | 温度 | ℃ | 117 | - | 120 | 115 |
倍率 | MD×TD | 5×5 | 未延伸 | 5×5 | 5×5 | |
热整形 | 温度 | ℃ | 123 | 120 | 122 | 118 |
微多孔膜的物性 | 膜厚 | μm | 25 | 25 | 25 | 25 |
透气度 | sec | 775 | 25 | 430 | 380 | |
平均贯通孔径 | μm | 0.03 | 0.45 | 0.03 | 0.032 | |
空孔率 | % | 37 | 70 | 40 | 46 | |
扎入强度 | mN | 4900 | 1180 | 4116 | 4410 | |
拉伸强度(MD)(TD) | KPa | 10290083300 | 1960015700 | 9310078400 | 10290083300 | |
拉伸强度(MD)(TD) | % | 180350 | 11001200 | 305500 | 180295 | |
始沸点 | KPa | 无 | 490 | 无 | 无 | |
热收缩率(MD)(TD) | % | 42.5 | 20.5 | 86 | 107 | |
电阻 | Ω/cm2 | 3.6 | 1.2 | 2.2 | 2 |
Claims (2)
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JP4198699 | 1999-02-19 | ||
JP41986/1999 | 1999-02-19 |
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CN1294608A CN1294608A (zh) | 2001-05-09 |
CN1134491C true CN1134491C (zh) | 2004-01-14 |
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CNB008001758A Expired - Lifetime CN1134491C (zh) | 1999-02-19 | 2000-02-15 | 聚烯烃微多孔膜及其制造方法 |
Country Status (6)
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US (1) | US6245272B1 (zh) |
EP (1) | EP1097961B1 (zh) |
KR (1) | KR100667052B1 (zh) |
CN (1) | CN1134491C (zh) |
TW (1) | TW553986B (zh) |
WO (1) | WO2000049073A1 (zh) |
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-
2000
- 2000-02-15 EP EP00902977.8A patent/EP1097961B1/en not_active Expired - Lifetime
- 2000-02-15 WO PCT/JP2000/000829 patent/WO2000049073A1/ja active IP Right Grant
- 2000-02-15 US US09/673,456 patent/US6245272B1/en not_active Expired - Lifetime
- 2000-02-15 KR KR1020007011521A patent/KR100667052B1/ko active IP Right Grant
- 2000-02-15 CN CNB008001758A patent/CN1134491C/zh not_active Expired - Lifetime
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2011026431A1 (zh) * | 2009-09-04 | 2011-03-10 | 奇瑞汽车股份有限公司 | 电池隔膜尺寸变化率的测试方法 |
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EP1097961A1 (en) | 2001-05-09 |
TW553986B (en) | 2003-09-21 |
KR100667052B1 (ko) | 2007-01-10 |
US6245272B1 (en) | 2001-06-12 |
EP1097961A4 (en) | 2003-03-05 |
EP1097961B1 (en) | 2014-01-22 |
WO2000049073A1 (en) | 2000-08-24 |
CN1294608A (zh) | 2001-05-09 |
KR20010042783A (ko) | 2001-05-25 |
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C56 | Change in the name or address of the patentee |
Owner name: TORAY BATTERY SEPARATOR FILM CO., LTD. Free format text: FORMER NAME: TONEN SEKIYUKAGAKU K.K. |
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CP01 | Change in the name or title of a patent holder |
Address after: Tochigi County, Japan Patentee after: Toray Battery Separator Film Co., Ltd. Address before: Tochigi County, Japan Patentee before: Tonen Sekiyukagaku KK |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170920 Address after: Tokyo, Japan, Japan Patentee after: Toray Industries, Inc. Address before: Tochigi County, Japan Patentee before: Toray Battery Separator Film Co., Ltd. |
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CX01 | Expiry of patent term |
Granted publication date: 20040114 |
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CX01 | Expiry of patent term |