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Title:
ALCOHOL-BASED PRINTING INK COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2012/091050
Kind Code:
A1
Abstract:
An alcohol-based printing ink composition which contains: a polyurethane urea resin (D) that is obtained by having a polyol (A), a diisocyanate (B) and a chain extender (C) react with each other; a coloring agent (E); and an alcohol (F) and water as media. The alcohol-based printing ink composition is characterized in that the polyol (A) contains a polyether polyol (A1) and a polyester polyol (A2) and 75% by weight or more of the alcohol (F) is contained in 100% by weight of the total media.

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Inventors:
OYA TORU (JP)
NARIHIRO HARUNORI (JP)
NOMURA TAKEFUMI (JP)
Application Number:
PCT/JP2011/080293
Publication Date:
July 05, 2012
Filing Date:
December 27, 2011
Export Citation:
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Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYO INK CO LTD (JP)
OYA TORU (JP)
NARIHIRO HARUNORI (JP)
NOMURA TAKEFUMI (JP)
International Classes:
C09D11/023; C09D11/033; C09D11/037; C09D11/10; C09D11/104
Domestic Patent References:
WO2012008339A12012-01-19
Foreign References:
JP2002121250A2002-04-23
JP2002293860A2002-10-09
JP2010241924A2010-10-28
JP2010053194A2010-03-11
JP2010514863A2010-05-06
Attorney, Agent or Firm:
MIYOSHI, Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
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