Title:
インクジェット印刷インク用バインダーの製造方法、インクジェット印刷用インク及び印刷物
Document Type and Number:
Japanese Patent JP4894979
Kind Code:
B2
Abstract:
An object of the present invention is to provide a method for producing a binder for inks and for use in producing an inkjet printing ink that has both good ink dischargeability and blend stability. A method for producing a binder for inkjet printing inks, the binder containing a hydrophilic-group-containing urethane resin (A), an acetylene compound (B), and an aqueous medium (C), includes step (1) of allowing Ga polyol (a1) containing a hydrophilic-group-containing polyol to react with a polyisocyanate (a2) in an organic solvent or in the absence of a solvent and feeding the organic solvent as needed to prepare an organic solvent solution [I], step (2) of mixing the organic solvent solution [I] with the acetylene compound (B) and the aqueous medium (C) to prepare a mixture [II], and step (3) of removing the organic solvent contained in the mixture [II].
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Inventors:
Nagahama Sada
Mitsuru Kitada
Kuriyama Chisato
Ryuichi Matsuoka
Mitsuru Kitada
Kuriyama Chisato
Ryuichi Matsuoka
Application Number:
JP2011529085A
Publication Date:
March 14, 2012
Filing Date:
March 28, 2011
Export Citation:
Assignee:
DIC Corporation
International Classes:
B41J2/01; B41M5/00; B41M5/50; B41M5/52; C08G18/10; C08G18/30; C09D11/00; C09D11/322; C09D11/326; C09D11/38; G02B5/20; G02B5/22
Domestic Patent References:
| JP2007231191A | 2007-09-13 | |||
| JP2003213164A | 2003-07-30 | |||
| JPH10287837A | 1998-10-27 | |||
| JP2006282760A | 2006-10-19 |
Attorney, Agent or Firm:
Kono Tsuyo