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:
Mar. 21, 2023
Filed:
Jul. 27, 2018
Applicant:
Denka Company Limited, Tokyo, JP;
Inventors:
Assignee:
Denka Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 36/18 (2006.01); C08F 14/02 (2006.01); C08F 20/42 (2006.01); C08F 36/04 (2006.01); C08F 214/02 (2006.01); C08F 220/44 (2006.01);
U.S. Cl.
CPC ...
C08F 36/18 (2013.01); C08F 14/02 (2013.01); C08F 20/42 (2013.01); C08F 36/04 (2013.01); C08F 214/02 (2013.01); C08F 220/44 (2013.01); C08F 2438/00 (2013.01);
Abstract
Disclosed are a polymer having a narrow molecular weight distribution prepared by living radical and a polymer manufacturing method comprising a step of performing living radical polymerization using 0.005 to 0.5 parts by mass of an oxygen radical scavenger per 100 parts by mass of a radical polymerizable monomer.