Title:
ESTER RESIN AND METHOD FOR PRODUCING ESTER RESIN
Document Type and Number:
WIPO Patent Application WO/2020/039923
Kind Code:
A1
Abstract:
Provided is an ester resin for an ink in which pigment dispersibility, glossiness, and abrasion resistance are achieved. The ester resin according to one embodiment of the present invention is a reaction product of: a reaction product of a rosin and an epoxy compound, the epoxy compound having three or more branched structures and having an epoxy group in each of the branched structures; a polycarboxylic acid; a polyfunctional epoxy compound; and an unsaturated carboxylic acid.
Inventors:
MORITA AKIHIRO (JP)
HISADA HIROYUKI (JP)
HISADA HIROYUKI (JP)
Application Number:
PCT/JP2019/031044
Publication Date:
February 27, 2020
Filing Date:
August 07, 2019
Export Citation:
Assignee:
HARIMA CHEMICALS INC (JP)
International Classes:
C08G59/38; C08G59/32; C08G59/40; C08G59/42
Foreign References:
| JP2007248704A | 2007-09-27 | |||
| JP2013064059A | 2013-04-11 | |||
| JP2008274150A | 2008-11-13 | |||
| JP2017503658A | 2017-02-02 | |||
| JP2005075862A | 2005-03-24 | |||
| JPH09111169A | 1997-04-28 | |||
| JP2013087172A | 2013-05-13 | |||
| JP2003321636A | 2003-11-14 |
Other References:
See also references of EP 3842467A4
Attorney, Agent or Firm:
PATENTBOX IP LAW FIRM (JP)
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