CA1172310A - Battery separator material - Google Patents
Battery separator materialInfo
- Publication number
- CA1172310A CA1172310A CA000379738A CA379738A CA1172310A CA 1172310 A CA1172310 A CA 1172310A CA 000379738 A CA000379738 A CA 000379738A CA 379738 A CA379738 A CA 379738A CA 1172310 A CA1172310 A CA 1172310A
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- percent
- battery separator
- polyolefin
- pulp fibers
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 title claims abstract description 87
- 239000000835 fiber Substances 0.000 claims abstract description 54
- 229920000098 polyolefin Polymers 0.000 claims abstract description 40
- 239000000945 filler Substances 0.000 claims abstract description 18
- 239000011230 binding agent Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000004927 fusion Effects 0.000 claims abstract description 5
- 230000001427 coherent effect Effects 0.000 claims abstract description 3
- 239000003365 glass fiber Substances 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 229920006395 saturated elastomer Polymers 0.000 abstract description 2
- -1 polyethylene Polymers 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 8
- 239000003431 cross linking reagent Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000000178 monomer Substances 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 239000004816 latex Substances 0.000 description 3
- 229920000126 latex Polymers 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 229920001410 Microfiber Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 239000011256 inorganic filler Substances 0.000 description 2
- 229910003475 inorganic filler Inorganic materials 0.000 description 2
- 239000002563 ionic surfactant Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000003658 microfiber Substances 0.000 description 2
- 239000012766 organic filler Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- UMPSXRYVXUPCOS-UHFFFAOYSA-N 2,3-dichlorophenol Chemical class OC1=CC=CC(Cl)=C1Cl UMPSXRYVXUPCOS-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-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
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical compound OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- USDJGQLNFPZEON-UHFFFAOYSA-N [[4,6-bis(hydroxymethylamino)-1,3,5-triazin-2-yl]amino]methanol Chemical compound OCNC1=NC(NCO)=NC(NCO)=N1 USDJGQLNFPZEON-UHFFFAOYSA-N 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- HPTYUNKZVDYXLP-UHFFFAOYSA-N aluminum;trihydroxy(trihydroxysilyloxy)silane;hydrate Chemical compound O.[Al].[Al].O[Si](O)(O)O[Si](O)(O)O HPTYUNKZVDYXLP-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- WVJOGYWFVNTSAU-UHFFFAOYSA-N dimethylol ethylene urea Chemical compound OCN1CCN(CO)C1=O WVJOGYWFVNTSAU-UHFFFAOYSA-N 0.000 description 1
- 235000019329 dioctyl sodium sulphosuccinate Nutrition 0.000 description 1
- YHAIUSTWZPMYGG-UHFFFAOYSA-L disodium;2,2-dioctyl-3-sulfobutanedioate Chemical compound [Na+].[Na+].CCCCCCCCC(C([O-])=O)(C(C([O-])=O)S(O)(=O)=O)CCCCCCCC YHAIUSTWZPMYGG-UHFFFAOYSA-L 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229940015043 glyoxal Drugs 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052621 halloysite Inorganic materials 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052900 illite Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- QUBQYFYWUJJAAK-UHFFFAOYSA-N oxymethurea Chemical compound OCNC(=O)NCO QUBQYFYWUJJAAK-UHFFFAOYSA-N 0.000 description 1
- 229950005308 oxymethurea Drugs 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HLWRUJAIJJEZDL-UHFFFAOYSA-M sodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate Chemical compound [Na+].OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC([O-])=O HLWRUJAIJJEZDL-UHFFFAOYSA-M 0.000 description 1
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000002311 subsequent effect Effects 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
-
- 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)
- Cell Separators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000455083A CA1190280A (en) | 1980-06-30 | 1984-05-24 | Battery separator material to envelope electrolytic plates of batteries |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16458880A | 1980-06-30 | 1980-06-30 | |
| US164,588 | 1980-06-30 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000455841A Division CA1190261A (en) | 1984-06-05 | 1984-06-05 | Trailer security lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1172310A true CA1172310A (en) | 1984-08-07 |
Family
ID=22595167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000379738A Expired CA1172310A (en) | 1980-06-30 | 1981-06-15 | Battery separator material |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5744969A (enrdf_load_stackoverflow) |
| CA (1) | CA1172310A (enrdf_load_stackoverflow) |
| DE (2) | DE3153271C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2485815B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2078769B (enrdf_load_stackoverflow) |
| IT (1) | IT1171347B (enrdf_load_stackoverflow) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE20988T1 (de) * | 1981-04-28 | 1986-08-15 | Wiggins Teape Group Ltd | Alkalibatterie mit separator aus papier. |
| DE3302535C2 (de) * | 1982-02-02 | 1996-10-31 | Emhart Ind | Batterieseparator, Verfahren zu seiner Herstellung und seine Verwendung in einer Batterie |
| JPS6035455A (ja) * | 1983-08-05 | 1985-02-23 | Yuasa Battery Co Ltd | 蓄電池用隔離板 |
| JPS61128459A (ja) * | 1984-11-28 | 1986-06-16 | Abekawa Seishi Kk | 密閉型鉛蓄電池用セパレ−タ− |
| FR2677672B1 (fr) * | 1991-06-12 | 1994-11-04 | Dumas Bernard | Nouvelle feuille obtenue par procede humide et son application. |
| TW469271B (en) | 1998-02-18 | 2001-12-21 | Nippon Catalytic Chem Ind | Method for production of maleic anhydride |
| GB2351385A (en) * | 1999-06-16 | 2000-12-27 | Hawker Energy Products Ltd | Separator |
| DE102007042554B4 (de) * | 2007-09-07 | 2017-05-11 | Carl Freudenberg Kg | Vliesstoff mit Partikelfüllung |
| RU2485634C2 (ru) * | 2008-02-20 | 2013-06-20 | Карл Фройденберг Кг | Нетканый материал, содержащий сшивающий материал |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2978529A (en) | 1955-10-17 | 1961-04-04 | Owens Corning Fiberglass Corp | Battery separator and method for manufacturing same |
| US2973398A (en) | 1957-12-23 | 1961-02-28 | Ohmies Ltd | Method and apparatus for manufacturing battery separators |
| LU37032A1 (enrdf_load_stackoverflow) * | 1958-03-28 | |||
| FR1243197A (fr) | 1958-12-20 | 1960-10-07 | Tudor Ab | Séparateur en matière microporeuse pour accumulateurs électriques, et procédé de fabrication de cette matière et du séparateur |
| US3272657A (en) * | 1960-11-14 | 1966-09-13 | Evans Prod Co | Method of making a battery separator |
| US3205098A (en) | 1962-06-25 | 1965-09-07 | Grace W R & Co | Cellular-ribbed battery plate separator |
| US3228803A (en) | 1962-12-05 | 1966-01-11 | Us Rubber Co | Battery separator embodying ribs applied from a composition of plastisol and aqueous phenolic resin |
| US3340100A (en) | 1964-04-10 | 1967-09-05 | Grace W R & Co | Cellular-ribbed battery plate separator |
| US3351495A (en) | 1966-11-22 | 1967-11-07 | Grace W R & Co | Battery separator |
| FR1546172A (fr) * | 1966-12-03 | 1968-11-15 | Siemens Ag | Membrane étanche aux gaz utilisée dans les cellules électro-chimiques |
| DE1596076C3 (de) * | 1967-06-28 | 1974-08-01 | Fa. Carl Freudenberg, 6940 Weinheim | Scheider für Akkumulatoren |
| AT294947B (de) * | 1968-09-06 | 1971-12-10 | Ezra Vittorio Picciotto | Unzerbrechlicher, mikroporöser Separator für Akkumulatorenbatterien |
| US3709738A (en) * | 1969-01-24 | 1973-01-09 | High Energy Processing Corp | Method of making a battery separator from a web of non-woven polymeric fibers |
| SE326742B (enrdf_load_stackoverflow) | 1969-04-14 | 1970-08-03 | Tudor Ab | |
| DE1949958C3 (de) * | 1969-10-03 | 1980-09-25 | Robert Bosch Gmbh, 7000 Stuttgart | Separator für wartungsfreie Akkumulatoren |
| US3773590A (en) | 1971-07-16 | 1973-11-20 | Exxon Co | Method of forming ribbed battery separators |
| US3890184A (en) | 1971-07-16 | 1975-06-17 | Exxon Research Engineering Co | Method of making extruded rib battery separators |
| DE2332320C2 (de) * | 1972-06-29 | 1982-09-16 | Exxon Research and Engineering Co., 07036 Linden, N.J. | Verfahren zur Herstellung von Batterieseparatoren |
| GB1434487A (en) * | 1973-02-14 | 1976-05-05 | Kanebo Ltd | Lead-acid storage battery |
| US3918994A (en) * | 1973-11-28 | 1975-11-11 | Johns Manville | Battery plate retainer mat and method of manufacture |
| FR2272495B1 (enrdf_load_stackoverflow) * | 1974-05-24 | 1978-02-03 | Accumulateurs Fixes | |
| US4153759A (en) * | 1974-07-11 | 1979-05-08 | Yuasa Battery Company Limited | Storage battery, separator therefor and method of formation |
| US4055711A (en) | 1974-10-03 | 1977-10-25 | Masao Kubota | Lead-acid storage battery |
| US3951691A (en) * | 1974-10-07 | 1976-04-20 | W. R. Grace & Co. | Wettable battery separator and process therefor |
| US4110143A (en) * | 1974-10-21 | 1978-08-29 | W. R. Grace & Co. | Process for making a wettable polyolefin battery separator |
| US4024323A (en) | 1975-02-06 | 1977-05-17 | Evans Products Company | Battery separator |
| US4113927A (en) * | 1975-08-13 | 1978-09-12 | Evans Products Company | Battery separator having coated ribs |
| IT1055914B (it) * | 1976-02-26 | 1982-01-11 | Montedison Spa | Materiali simili a cuoio e procedimento per la loro preparazione |
| JPS55500354A (enrdf_load_stackoverflow) * | 1977-05-11 | 1980-06-19 | ||
| JPS54140941A (en) * | 1978-04-26 | 1979-11-01 | Mitsui Petrochemical Ind | Method of producing battery separator |
| US4216281A (en) * | 1978-08-21 | 1980-08-05 | W. R. Grace & Co. | Battery separator |
-
1981
- 1981-06-15 CA CA000379738A patent/CA1172310A/en not_active Expired
- 1981-06-19 GB GB8118960A patent/GB2078769B/en not_active Expired
- 1981-06-29 IT IT48790/81A patent/IT1171347B/it active
- 1981-06-30 FR FR8112850A patent/FR2485815B1/fr not_active Expired
- 1981-06-30 DE DE3153271A patent/DE3153271C2/de not_active Expired
- 1981-06-30 DE DE3125751A patent/DE3125751C2/de not_active Expired
- 1981-06-30 JP JP56100768A patent/JPS5744969A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2485815A1 (fr) | 1981-12-31 |
| GB2078769B (en) | 1984-05-31 |
| FR2485815B1 (fr) | 1985-08-16 |
| DE3125751A1 (de) | 1982-03-11 |
| GB2078769A (en) | 1982-01-13 |
| DE3153271A1 (enrdf_load_stackoverflow) | 1985-07-04 |
| IT1171347B (it) | 1987-06-10 |
| IT8148790A0 (it) | 1981-06-29 |
| DE3153271C2 (enrdf_load_stackoverflow) | 1988-12-29 |
| JPS5744969A (en) | 1982-03-13 |
| DE3125751C2 (de) | 1986-07-24 |
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