Title:
INK EMULSION COMPOSITION AND AQUEOUS INK
Document Type and Number:
WIPO Patent Application WO/2017/073068
Kind Code:
A1
Abstract:
The present invention provides an ink emulsion composition that has good storage stability, that provides a high-concentration of colorant and has good redispersibility after drying, even when used as an ink composition, and, further, that does not cause changes in physical properties of ink when stored long term. The ink emulsion composition is an emulsion liquid (A) containing a colorant having a core-shell structure, wherein the core layer of the component (A) is a dye and/or pigment, and the shell layer is a styrene-(meth)acrylic copolymer.
Inventors:
SASAKI KEIJYOU (JP)
SHIMIZU SHINSUKE (JP)
MISAWA SHUNTA (JP)
MASEKI JUNYA (JP)
HIGUCHI HIROKO (JP)
SHIMIZU SHINSUKE (JP)
MISAWA SHUNTA (JP)
MASEKI JUNYA (JP)
HIGUCHI HIROKO (JP)
Application Number:
PCT/JP2016/004737
Publication Date:
May 04, 2017
Filing Date:
October 28, 2016
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
C09D11/023; B41J2/01; B41M5/00; C09B67/08; C09B67/20; C09B67/46; C09D11/32
Domestic Patent References:
| WO2014129322A1 | 2014-08-28 |
Foreign References:
| JPH08183920A | 1996-07-16 | |||
| JP2008255241A | 2008-10-23 | |||
| JP2005298802A | 2005-10-27 | |||
| JP2011021133A | 2011-02-03 |
Attorney, Agent or Firm:
SUGIMURA, Kenji (JP)
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