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Patent

POLYCARBONATE/(POLYOXY ETHYLENE) BLOCK COPOLYMER FOR AQUEOUS COMPOSITIONS AND AQUEOUS COMPOSITION CONTAINING SAME, AQUEOUS COATING COMPOSITION, AQUEOUS INK COMPOSITION, AND AQUEOUS ADHESIVE AGENT COMPOSITION


Application Date:
Mar 15, 2017
EPO Patent:
EP 3141574 A1
Abstract:

Provided is a polycarbonate/polyoxyethylene block copolymer for an aqueous composition, containing a polycarbonate structure represented by the following general formula (1) and a polyoxyethylene structure represent...

Inventors:
MIYAZAKI, Takayuki
International Classification:
C08G 81/00 20060101AFI20151119BHEP

Claims

What is claimed is:

A polycarbonate/polyoxyethylene block copolymer for an aqueous composition, comprising a polycarbonate structure represented by the following general formula (1) and a polyoxyethylene structure represented by the following general formula (2), wherein each of both terminals is substantially a hydroxyl group:         -(R-O-CO-O)m-     (1) wherein R may be the same or different and represents a...

Description

Technical Field

The present invention relates to a polycarbonate/polyoxyethylene block copolymer for an aqueous composition, and an aqueous composition, an aqueous coating composition, an aqueous ink composition and an aqueous tackifier composition comprising the same.

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