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:
May. 22, 2012
Filed:
Feb. 28, 2007
Applicants:
In-hyuk Son, Yongin-si, KR;
Ho-jin Kweon, Yongin-si, KR;
Sang-il Han, Yongin-si, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A membrane-electrode assembly for a fuel cell of the present invention includes: an anode and a cathode facing each other; and a polymer electrolyte membrane interposed between the anode and the cathode. The anode and the cathode or both include an electrode substrate and a catalyst layer. The catalyst layer includes a catalyst, a hydrophilic ionomer, and a hydrophobic binder.