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:
Apr. 10, 2012
Filed:
Jun. 20, 2005
Takayuki Suzuki, Hachioji, JP;
Takato Chiba, Hachioji, JP;
Takayuki Suzuki, Hachioji, JP;
Takato Chiba, Hachioji, JP;
Abstract
A proton-conducting electrolyte membrane containing a porous inorganic substrate, a porous portion of the porous inorganic substrate being filled with a proton-conducting polymer, wherein the proton-conducting polymer is a co-polymer of: (i) a monomer compound having an ethylenically unsaturated bond and a sulphonic acid group in the molecule; and (ii) a silyl compound represented by Formula (1):(RO)—Si—R  Formula (1) wherein Ris an alkyl group of 1 to 4 carbon atoms; Ris an organic group capable of co-polymerizing; m and n each are an integer of 1 to 3, with the proviso that m plus n equals 4; and Rmay be the same or different when m is 2 or 3.