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:
Feb. 01, 2011
Filed:
May. 26, 2006
Eishiro Toyoda, London, GB;
Tomohiro Takeshita, Champaign, IL (US);
Fusayoshi Miura, Nisshin, JP;
Masaya Kawasumi, Anjyo, JP;
Naoki Hasegawa, Kasugai, JP;
Yu Morimoto, Nagoya, JP;
Manabu Kato, Susono, JP;
Kazutaka Kimura, Susono, JP;
Eishiro Toyoda, London, GB;
Tomohiro Takeshita, Champaign, IL (US);
Fusayoshi Miura, Nisshin, JP;
Masaya Kawasumi, Anjyo, JP;
Naoki Hasegawa, Kasugai, JP;
Yu Morimoto, Nagoya, JP;
Manabu Kato, Susono, JP;
Kazutaka Kimura, Susono, JP;
Kabushiki Kaisha Toyota Chuo Kenkyusho, Aichi-gun, JP;
Abstract
Disclosed herein is a solid polymer electrolyte wherein protons of cation exchange groups contained in a perfluorinated electrolyte are partially replaced by metal ions. The metal ion is at least one metal ion selected from vanadium (V), manganese (Mn), niobium (Nb), tantalum (Ta), chromium (Cr), molybdenum (Mo), tungsten (W), iron (Fe), ruthenium (Ru), nickel (Ni), palladium (Pd), platinum (Pt), silver (Ag), cerium (Ce), neodymium (Nd), praseodymium (Pr), samarium (Sm), cobalt (Co), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho), and erbium (Er) ions. Further disclosed is a solid polymer fuel cell using the solid polymer electrolyte.