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:
Jun. 13, 1995
Filed:
Sep. 29, 1993
Applicant:
Inventors:
Takakazu Yamamoto, Yokohama, JP;
Tsukasa Maruyama, Tokyo, JP;
Assignee:
Tokyo Institute of Technology, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526265 ; 526240 ;
Abstract
A polymer, including alkyl substituted poly(2,2 '-bipyridine-5,5 '-diyl) having chemical formulae as follows: ##STR1## wherein R and R' are H or an alkyl group having not less than 1 carbon atom, except that at least one of R and R' is an alkyl group having not less than 3 carbons, `n` is a degree of polymerization and is not less than 10. The polymer may be used as a material for a device selected from the group consisting of a battery, an electrochromic device, an electronic device, a n-type conductor and an electroluminescence device, and may be used as polymer ligand to a metal element.