Star-shaped vinyl ether polymer

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United States of America Patent

PATENT NO 9908960
SERIAL NO

14914946

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Abstract

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A star-shaped vinyl ether polymer, comprising a central core and an arm portion bonded to the central core, wherein: the arm portion comprises a repeating unit derived from a vinyl ether monomer; the star-shaped vinyl ether polymer comprises a structure represented by the following Formula (1):

description='In-line Formulae' end='lead'—Y—Ar1—N═N—Ar2  (1);description='In-line Formulae' end='tail'

    wherein Y represents an ether bond, a thioether bond, a group —NH—, or a group —OR1—*, R1 represents an alkylene group, * represents a position bonded to Ar1 in Formula (I), Ar1 represents a substituted or unsubstituted divalent aromatic hydrocarbon group, and Ar2 represents a substituted or unsubstituted monovalent aromatic hydrocarbon group; and particularly the central core is formed by crosslinking of a polyfunctional coupling agent, wherein the polyfunctional coupling agent is a compound represented by the following Formula (3):

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Patent Owner(s)

Patent OwnerAddress
MARUZEN PETROCHEMICAL CO LTDTOKYO JAPAN TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yoshida, Norihiro Chiba, JP 45 428

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