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Gas Diffusion Electrode Substrate For Fuel Cell Membrane Electrode Assembly And Fuel Cell
Abstract: [Problem] To provide a gas diffusion electrode substrate for a fuel cell having low in plane air permeability and favorable water discharge performance and in which a high power generating performance can be obtained across a wide temperature region from low to high temperatures. [Solution] A gas diffusion electrode substrate for a fuel cell characterized in comprising a microporous part [A] an electrode substrate and a microporous part [B] arranged in the sequence listed the microporous part [A] having an area ratio in the range of 5 to 70% and the microporous part [B] having an area ratio in the range of 80 to 100%.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
03 July 2014
Publication Number
07/2016
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
patent@depenning.com
Parent Application
Applicants
TORAY INDUSTRIES INC.
1 1 Nihonbashi Muromachi 2 chome Chuo ku Tokyo
1038666
Inventors
1. UTSUNOMIYA Masamichi
c/o Shiga Plant Toray Industries Inc. 1 1 Sonoyama 1 chome Otsu shi Shiga
5208558
2. KAMAE Toshiya
c/o Shiga Plant Toray Industries Inc. 1 1 Sonoyama 1 chome Otsu shi Shiga
5208558
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 5081-CHENP-2014-AbandonedLetter.pdf | 2019-07-31 |
| 1 | TORAY INDUSTRIES INC.pdf | 2014-07-07 |
| 2 | 5081-CHENP-2014-FER.pdf | 2019-01-25 |
| 2 | Specification.pdf | 2014-07-07 |
| 3 | OTHERS.pdf | 2014-07-07 |
| 3 | 5081-CHENP-2014-FORM 3 [18-01-2018(online)].pdf | 2018-01-18 |
| 4 | Form 5.pdf | 2014-07-07 |
| 4 | Form 3 [07-06-2017(online)].pdf | 2017-06-07 |
| 5 | Form 3.pdf | 2014-07-07 |
| 5 | Form 3 [15-03-2017(online)].pdf | 2017-03-15 |
| 6 | 5081-CHENP-2014.pdf | 2014-07-11 |
| 6 | 5081-CHENP-2014-Correspondence-160216.pdf | 2016-06-29 |
| 7 | 5081-CHENP-2014 CORRESPONDENCE OTHRS 09-07-2015.pdf | 2015-07-09 |
| 7 | 5081-CHENP-2014 FORM-3 03-12-2014.pdf | 2014-12-03 |
| 8 | 5081-CHENP-2014 CORRESPONDENCE OTHERS 03-12-2014.pdf | 2014-12-03 |
| 8 | 5081-CHENP-2014 FORM-3 09-07-2015.pdf | 2015-07-09 |
| 9 | ENGLISH TRANSLATION.pdf | 2015-02-27 |
| 10 | 5081-CHENP-2014 FORM-3 09-07-2015.pdf | 2015-07-09 |
| 10 | 5081-CHENP-2014 CORRESPONDENCE OTHERS 03-12-2014.pdf | 2014-12-03 |
| 11 | 5081-CHENP-2014 CORRESPONDENCE OTHRS 09-07-2015.pdf | 2015-07-09 |
| 11 | 5081-CHENP-2014 FORM-3 03-12-2014.pdf | 2014-12-03 |
| 12 | 5081-CHENP-2014.pdf | 2014-07-11 |
| 12 | 5081-CHENP-2014-Correspondence-160216.pdf | 2016-06-29 |
| 13 | Form 3.pdf | 2014-07-07 |
| 13 | Form 3 [15-03-2017(online)].pdf | 2017-03-15 |
| 14 | Form 5.pdf | 2014-07-07 |
| 14 | Form 3 [07-06-2017(online)].pdf | 2017-06-07 |
| 15 | OTHERS.pdf | 2014-07-07 |
| 15 | 5081-CHENP-2014-FORM 3 [18-01-2018(online)].pdf | 2018-01-18 |
| 16 | Specification.pdf | 2014-07-07 |
| 16 | 5081-CHENP-2014-FER.pdf | 2019-01-25 |
| 17 | TORAY INDUSTRIES INC.pdf | 2014-07-07 |
| 17 | 5081-CHENP-2014-AbandonedLetter.pdf | 2019-07-31 |
Search Strategy
| 1 | NewMicrosoftWordDocumentsearch_06-06-2018.pdf |