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. 20, 2014
Filed:
Jun. 04, 2007
Masahiro Suguro, Tokyo, JP;
Shigeyuki Iwasa, Tokyo, JP;
Yuki Kusachi, Tokyo, JP;
Jiro Iriyama, Tokyo, JP;
Yukiko Morioka, Tokyo, JP;
Kentaro Nakahara, Tokyo, JP;
Sadahiko Miura, Tokyo, JP;
Masahiro Suguro, Tokyo, JP;
Shigeyuki Iwasa, Tokyo, JP;
Yuki Kusachi, Tokyo, JP;
Jiro Iriyama, Tokyo, JP;
Yukiko Morioka, Tokyo, JP;
Kentaro Nakahara, Tokyo, JP;
Sadahiko Miura, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
Disclosed is a polyradical compound which can be used as an electrode active material for at least one of a positive electrode and a negative electrode. The polyradical compound has a repeating unit represented by general formula (1) and is crosslinked using a bifunctional crosslinking agent having two polymerizing groups in the molecule represented by general formula (2), wherein Rto Reach independently represent hydrogen or methyl group; Rto Reach independently represent C1 to C3 alkyl group; X represents single bond, linear, branched or cyclic C1 to C15 alkylenedioxy group, alkylene group, phenylenedioxy group, phenylene group or structure represented by general formula (3); and Rto Reach independently represent hydrogen or methyl group, and k represents an integer of 2 to 5.