Title:
BINDER FOR PRINTING INKS, PRINTING INK COMPOSITION FOR PACKAGING LAMINATES, AND PRINTED MATERIAL
Document Type and Number:
WIPO Patent Application WO/2016/060245
Kind Code:
A1
Abstract:
Disclosed is a binder for printing inks, which contains a polyurethane resin. The polyurethane resin is a polymer that contains (A) a polyol, (B) dimethylolpropionic acid, (C) a diisocyanate compound and (D) a chain extender. The polyol (A) contains a polyester polyol having a number average molecular weight of 1,000-6,000. The content of the dimethylolpropionic acid (B) in the polyurethane resin is 0.01-5% by mass relative to the mass of the polyurethane resin.
Inventors:
OOI EIKO (JP)
FUKUTA NORIHIRO (JP)
SONE KENICHI (JP)
YOSHIDA MAKOTO (JP)
FUKUTA NORIHIRO (JP)
SONE KENICHI (JP)
YOSHIDA MAKOTO (JP)
Application Number:
PCT/JP2015/079305
Publication Date:
April 21, 2016
Filing Date:
October 16, 2015
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD (JP)
International Classes:
C09D11/102; C08G18/66
Domestic Patent References:
| WO2012008339A1 | 2012-01-19 | |||
| WO2015068412A1 | 2015-05-14 |
Foreign References:
| JP2013144732A | 2013-07-25 | |||
| JP2014088465A | 2014-05-15 | |||
| JP2014062138A | 2014-04-10 | |||
| JP2010248466A | 2010-11-04 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)
Yoshiki Hasegawa (JP)
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