DE2005394A1 - Verfahren zur Herstellung von gas durchlassigen, elektrolytundurchlassigen Folien fur elektrochemische Zellen, ins besondere Brennstoffzellen - Google Patents
Verfahren zur Herstellung von gas durchlassigen, elektrolytundurchlassigen Folien fur elektrochemische Zellen, ins besondere BrennstoffzellenInfo
- Publication number
- DE2005394A1 DE2005394A1 DE19702005394 DE2005394A DE2005394A1 DE 2005394 A1 DE2005394 A1 DE 2005394A1 DE 19702005394 DE19702005394 DE 19702005394 DE 2005394 A DE2005394 A DE 2005394A DE 2005394 A1 DE2005394 A1 DE 2005394A1
- Authority
- DE
- Germany
- Prior art keywords
- gas
- permeable
- electrolyte
- production
- cells
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000000446 fuel Substances 0.000 title claims description 5
- 239000011888 foil Substances 0.000 title description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 5
- 229910052731 fluorine Inorganic materials 0.000 claims description 5
- 239000011737 fluorine Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims description 2
- 239000000375 suspending agent Substances 0.000 claims description 2
- 230000002706 hydrostatic effect Effects 0.000 description 5
- 230000008021 deposition Effects 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009931 pascalization Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel 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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0239—Organic resins; Organic polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Inert Electrodes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702005394 DE2005394A1 (de) | 1970-02-06 | 1970-02-06 | Verfahren zur Herstellung von gas durchlassigen, elektrolytundurchlassigen Folien fur elektrochemische Zellen, ins besondere Brennstoffzellen |
| FR7103457A FR2079287B1 (OSRAM) | 1970-02-06 | 1971-02-02 | |
| GB21194/71A GB1300506A (en) | 1970-02-06 | 1971-04-19 | Improvements in or relating to electrolytic cells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702005394 DE2005394A1 (de) | 1970-02-06 | 1970-02-06 | Verfahren zur Herstellung von gas durchlassigen, elektrolytundurchlassigen Folien fur elektrochemische Zellen, ins besondere Brennstoffzellen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2005394A1 true DE2005394A1 (de) | 1971-08-26 |
Family
ID=5761597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702005394 Pending DE2005394A1 (de) | 1970-02-06 | 1970-02-06 | Verfahren zur Herstellung von gas durchlassigen, elektrolytundurchlassigen Folien fur elektrochemische Zellen, ins besondere Brennstoffzellen |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2005394A1 (OSRAM) |
| FR (1) | FR2079287B1 (OSRAM) |
| GB (1) | GB1300506A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8613015D0 (en) * | 1986-05-29 | 1986-07-02 | Thomas T R | Porous ptfe |
| US5677031A (en) * | 1990-03-31 | 1997-10-14 | W. L. Gore & Associates, Inc. | Porous PTFE structures |
| GB9007304D0 (en) * | 1990-03-31 | 1990-05-30 | Gore W L & Ass Uk | Filter element |
| US20030098237A1 (en) * | 2001-11-28 | 2003-05-29 | 3M Innovative Properties Company | Fuel cell gas diffusion layer coating process and treated article |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1483816A (fr) * | 1965-03-30 | 1967-06-09 | Gen Electric | Pile à combustible |
| DE1769595C3 (de) * | 1968-06-12 | 1975-07-17 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur Herstellung von gasdurchlässigen, hydrophoben Folien aus fluorhaltigen Polymeren für elektrochemische Zellen, insbesondere Brennstoffzellen |
-
1970
- 1970-02-06 DE DE19702005394 patent/DE2005394A1/de active Pending
-
1971
- 1971-02-02 FR FR7103457A patent/FR2079287B1/fr not_active Expired
- 1971-04-19 GB GB21194/71A patent/GB1300506A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2079287A1 (OSRAM) | 1971-11-12 |
| FR2079287B1 (OSRAM) | 1975-03-21 |
| GB1300506A (en) | 1972-12-20 |
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