The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 02, 2018
Filed:
Oct. 17, 2012
Applicant:
Technical Fibre Products Limited, Cumbria, GB;
Inventors:
Rosemary Fisher, Cumbria, GB;
Ian Roy Harkness, Oxford, GB;
Jonathan David Brereton Sharman, Reading, GB;
Michael Jeschke, Cumbria, GB;
Assignee:
Technical Fibre Products Limited, Cumbria, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/02 (2016.01); H01M 8/0243 (2016.01); H01M 4/86 (2006.01); H01M 8/0234 (2016.01); H01M 8/1007 (2016.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0243 (2013.01); H01M 4/8605 (2013.01); H01M 4/8642 (2013.01); H01M 4/8652 (2013.01); H01M 4/8673 (2013.01); H01M 8/0234 (2013.01); H01M 8/1007 (2016.02); H01M 2008/1095 (2013.01);
Abstract
A non-woven gas diffusion substrate including: (i) a non-woven carbon fiber web; (ii) a carbon particulate material; and 10 (iii) a hydrophobic binder characterized in that the non-woven gas diffusion substrate further includes a conductive material having a x:y aspect ratio from 0.01 to 100, a x:z aspect ratio of at least 500 and a y:z aspect ratio of at least 500.