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. 30, 2013
Filed:
Mar. 25, 2011
Kohtaro Osakada, Yokohama, JP;
Daisuke Takeuchi, Yokohama, JP;
Osamu Ihata, Ichihara, JP;
Hirofumi Johoji, Ichihara, JP;
Kohtaro Osakada, Yokohama, JP;
Daisuke Takeuchi, Yokohama, JP;
Osamu Ihata, Ichihara, JP;
Hirofumi Johoji, Ichihara, JP;
Tokyo Institute of Technology, Tokyo, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A polymer and a method for producing same are provided, which includes a repeating unit represented by the following formula (1): wherein: each of A, A, A, and Aindependently represents a hydrogen atom, a halogen atom, an alkyl group, an aralkyl group, an aryl group, a silyl group, a siloxy group, an alkoxy group, an aralkyloxy group, an aryloxy group, an amino group, an amide group, an imide group, or a hydrocarbon thio group; each of A, A, A, and Ais independently any of these groups at different carbons to which the each of A, A, A, and Ais bonded, and A, A, A, and Amay be bonded to each other; and each of m, n, and k is independently an integer in a range of 2 to 20.