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. 01, 2011
Filed:
May. 18, 2009
Yusuke Fuji, Ibaraki, JP;
Mitsuhiro Hata, Toyonaka, JP;
Yusuke Fuji, Ibaraki, JP;
Mitsuhiro Hata, Toyonaka, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A polymer comprising a structural unit represented by the formula (Ia) or (Ib): wherein Rrepresents a hydrogen atom etc., Rrepresents a linear, branched chain or cyclic C1-C8 alkyl group, Rrepresents a methyl group, n represents an integer of 0 to 14, Zrepresents a single bond etc., k represents an integer of 1 to 4, Rand Reach independently represents a hydrogen atom etc., and m represents an integer of 1 to 3, a structural unit represented by the formula (II): wherein Rand Reach independently represents a hydrogen atom etc., Rrepresents a methyl group, Rrepresents a hydrogen atom etc., n' represents an integer of 0 to 12, Zrepresents a single bond etc., k′ represents an integer of 1 to 4, Rand Reach independently represents a hydrogen atom etc., and Rrepresents a C1-C30 monovalent hydrocarbon group, andat least one structural unit selected from the group consisting of structural units represented by the formulae (IIIa), (IIIb), (IIIc), (IIId) and (IIIf) wherein Rrepresents a hydrogen atom etc., Rrepresents a methyl group, Ris independently in each occurrence a carboxyl group etc., j represents an integer of 0 to 3, a represents an integer of 0 to 5, b represents an integer of 0 to 3, c represents an integer of 0 to (2+2), Zrepresents a single bond etc., and k″ represents an integer of 1 to 4.