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. 27, 2007
Filed:
Sep. 10, 2004
Siwen LI, Atlanta, GA (US);
Meilin Liu, Alpharetta, GA (US);
Kohei Hase, Aichi, JP;
Masatsugu Nakanishi, Shizuoka, JP;
Wen LI, Ann Arbor, MI (US);
Junzo Ukai, Novi, MI (US);
Siwen Li, Atlanta, GA (US);
Meilin Liu, Alpharetta, GA (US);
Kohei Hase, Aichi, JP;
Masatsugu Nakanishi, Shizuoka, JP;
Wen Li, Ann Arbor, MI (US);
Junzo Ukai, Novi, MI (US);
Toyota Technical Center USA, Inc, Ann Arbor, MI (US);
Abstract
A proton conducting polymer is formed by the copolymerization of a plurality of compounds, including a silicon compound comprising an organic chain, and a compound including at least one acid group. The polymer comprises a hybrid organic-inorganic matrix having acid groups linked through a linking group. The linking group may include one or more electron withdrawing groups. The electron withdrawing group may be a halogen.