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Patent Searching and Data


Title:
INK COMPOSITION FOR LETTERPRESS REVERSE PRINTING, PRINTED MATTER, AND COLOR FILTERS
Document Type and Number:
WIPO Patent Application WO/2011/065342
Kind Code:
A1
Abstract:
An ink composition for letterpress reverse printing which comprises a colorant, a dispersant, a binder resin, and a solvent and which is to be used in letterpress reverse printing, wherein the binder resin has a weight-average molecular weight of 1000 to 6000 and contains, in one molecule, on average two or more functional groups of at least one kind selected from the group consisting of epoxy group, hydroxyl group, acid groups, acid anhydride groups, and alkoxysilyl groups; printed matter obtained by letterpress reverse printing using the ink composition; and color filters. Letterpress reverse printing using the ink composition can create fine patterns with high optical density, and can yield durable printed matter.

Inventors:
YONEHARA HIROSHI (JP)
ITOYA KAZUO (JP)
KINOSHITA HIROSHI (JP)
OKAMOTO TOMOKO (JP)
II MASAHIRO (JP)
Application Number:
PCT/JP2010/070851
Publication Date:
June 03, 2011
Filing Date:
November 24, 2010
Export Citation:
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Assignee:
DAINIPPON INK & CHEMICALS (JP)
YONEHARA HIROSHI (JP)
ITOYA KAZUO (JP)
KINOSHITA HIROSHI (JP)
OKAMOTO TOMOKO (JP)
II MASAHIRO (JP)
International Classes:
C09D11/033; C09D11/037; C09D11/10; C09D11/106; C09D11/107; G02B5/20
Foreign References:
JP2009265117A2009-11-12
JP2006124546A2006-05-18
JPH11193325A1999-07-21
JP2004513207A2004-04-30
JP2000095990A2000-04-04
JP2010116525A2010-05-27
JP2010180356A2010-08-19
JP2006193588A2006-07-27
JP2000073055A2000-03-07
JPH08176486A1996-07-09
JP2005128346A2005-05-19
JP2005054104A2005-03-03
JP2010222422A2010-10-07
Attorney, Agent or Firm:
KONO MICHIHIRO (JP)
Michihiro Kono (JP)
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