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:
Nov. 10, 2009
Filed:
Sep. 07, 2007
Applicants:
Shigeru Yamago, Kyoto, JP;
Junichi Yoshida, Hirakata, JP;
Inventors:
Shigeru Yamago, Kyoto, JP;
Junichi Yoshida, Hirakata, JP;
Assignee:
Otsuka Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing a living radical polymer characterized in that a vinyl monomer is polymerized with use of a living radical polymerization initiator represented by the formula (1) and a compound represented by the formula (2), and the living radical polymer obtained by the process wherein Ris C-Calkyl, aryl, substituted aryl or an aromatic heterocyclic group, Rand Rare each a hydrogen atom or C-Calkyl, and Ris aryl, substituted aryl, an aromatic heterocyclic group, acyl, oxycarbonyl or cyano(RTe)  (2)wherein Ris the same as above.