DE3018592C2 - - Google Patents
Info
- Publication number
- DE3018592C2 DE3018592C2 DE3018592A DE3018592A DE3018592C2 DE 3018592 C2 DE3018592 C2 DE 3018592C2 DE 3018592 A DE3018592 A DE 3018592A DE 3018592 A DE3018592 A DE 3018592A DE 3018592 C2 DE3018592 C2 DE 3018592C2
- Authority
- DE
- Germany
- Prior art keywords
- spacers
- film
- polyethylene
- weight
- carrier
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 47
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 21
- 239000004698 Polyethylene Substances 0.000 claims description 18
- -1 polyethylene Polymers 0.000 claims description 18
- 229920000573 polyethylene Polymers 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000000155 melt Substances 0.000 claims description 9
- 229920003043 Cellulose fiber Polymers 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 6
- 239000004700 high-density polyethylene Substances 0.000 claims description 6
- 239000000080 wetting agent Substances 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 5
- 229920001684 low density polyethylene Polymers 0.000 claims description 5
- 239000004702 low-density polyethylene Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 239000002657 fibrous material Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 description 9
- 239000002518 antifoaming agent Substances 0.000 description 6
- 229920002678 cellulose Polymers 0.000 description 5
- 239000001913 cellulose Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 239000005995 Aluminium silicate Substances 0.000 description 4
- 235000012211 aluminium silicate Nutrition 0.000 description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 241000218631 Coniferophyta Species 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011256 inorganic filler Substances 0.000 description 2
- 229910003475 inorganic filler Inorganic materials 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000005192 partition Methods 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
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000001993 wax Substances 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
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/429—Natural polymers
- H01M50/4295—Natural cotton, cellulose or wood
-
- 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
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/44—Fibrous material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0002—Aqueous electrolytes
- H01M2300/0005—Acid electrolytes
-
- 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)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Cell Separators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT22799/79A IT1114250B (it) | 1979-05-18 | 1979-05-18 | Procedimento e dispositivo per preparare separatori per batterie di accumulatori |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3018592A1 DE3018592A1 (de) | 1980-11-27 |
| DE3018592C2 true DE3018592C2 (enrdf_load_stackoverflow) | 1989-06-08 |
Family
ID=11200550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803018592 Granted DE3018592A1 (de) | 1979-05-18 | 1980-05-14 | Verfahren zur herstellung von trennwaenden fuer schwefelsaeure-batterien und vorrichtung dafuer |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS55155467A (enrdf_load_stackoverflow) |
| DE (1) | DE3018592A1 (enrdf_load_stackoverflow) |
| ES (1) | ES8104817A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2457019A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2054251B (enrdf_load_stackoverflow) |
| IT (1) | IT1114250B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2090015T3 (es) * | 1987-12-21 | 1996-10-16 | Entek Mfg | Filamentos y fibras microporosas, su procedimiento de fabricacion y articulos fabricados a partir de los mismos. |
| FR2628570B1 (fr) * | 1988-03-10 | 1990-12-28 | Mauduit Papeteries | Separateur pour piles alcalines, son procede de fabrication et piles comportant un tel separateur |
| BR112016025969B1 (pt) | 2014-05-05 | 2022-05-24 | Daramic, Llc | Separadores de bateria, bateria de chumbo-ácido e método de fabricação dos mesmos |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE555050A (enrdf_load_stackoverflow) * | 1956-02-16 | |||
| LU37032A1 (enrdf_load_stackoverflow) * | 1958-03-28 | |||
| NL246230A (enrdf_load_stackoverflow) * | 1958-12-09 | |||
| JPS5311059B2 (enrdf_load_stackoverflow) * | 1973-04-06 | 1978-04-19 | ||
| DE2914012A1 (de) * | 1979-04-06 | 1980-10-16 | Montedison Spa | Verfahren zur herstellung poroeser trennwaende fuer schwefelsaeure-akkumulatorenbatterien |
-
1979
- 1979-05-18 IT IT22799/79A patent/IT1114250B/it active
-
1980
- 1980-05-14 FR FR8010836A patent/FR2457019A1/fr active Granted
- 1980-05-14 GB GB8015958A patent/GB2054251B/en not_active Expired
- 1980-05-14 DE DE19803018592 patent/DE3018592A1/de active Granted
- 1980-05-17 ES ES491594A patent/ES8104817A1/es not_active Expired
- 1980-05-19 JP JP6633280A patent/JPS55155467A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2054251A (en) | 1981-02-11 |
| DE3018592A1 (de) | 1980-11-27 |
| IT7922799A0 (it) | 1979-05-18 |
| ES491594A0 (es) | 1981-05-16 |
| JPS55155467A (en) | 1980-12-03 |
| IT1114250B (it) | 1986-01-27 |
| FR2457019B1 (enrdf_load_stackoverflow) | 1983-09-23 |
| ES8104817A1 (es) | 1981-05-16 |
| GB2054251B (en) | 1983-04-27 |
| FR2457019A1 (fr) | 1980-12-12 |
| JPH04339B2 (enrdf_load_stackoverflow) | 1992-01-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |