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. 09, 2015
Filed:
Mar. 13, 2013
Applicant:
Kuraray Co., Ltd., Kurashiki-shi, JP;
Inventors:
Assignee:
KURARAY CO., LTD., Kurashiki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/52 (2006.01); C08F 4/48 (2006.01); C08F 4/56 (2006.01); C08F 220/18 (2006.01); C08F 220/14 (2006.01); C08F 220/20 (2006.01); C08F 222/10 (2006.01);
U.S. Cl.
CPC ...
C08F 4/52 (2013.01); C08F 4/56 (2013.01); C08F 220/18 (2013.01); C08F 2222/1013 (2013.01); C08F 4/48 (2013.01); C08F 220/14 (2013.01);
Abstract
A method for producing a (meth)acrylate copolymer via anionic polymerization of a mixture of a di(meth)acrylate and an alkyl (meth)acrylate in the presence of an organolithium compound, a tertiary organoaluminum compound, and at least one Lewis base selected from ethers and tertiary polyamines. The (meth)acrylate copolymer produced has a (meth)acryloyl groups in a side chain.