Title:
インク組成物及びそれを用いた繊維の捺染方法
Document Type and Number:
Japanese Patent JP6739189
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide red ink which has good color tone of red and high color development, particularly in the range from yellow (to red) to magenta, and is less likely to cause color blur in silk and nylon; and to provide ink capable of obtaining a dyed product having high stability because of having excellent performance of a fastness test of light resistance and water fastness.SOLUTION: An ink composition contains (A) a dye that satisfies a relationship of 480 nm≤λmax (maximum absorption wavelength)≤550 nm and has one or more azo bonds (-N=N-) in the molecule, and (B) a dye that satisfies a relationship of 380 nm≤λmax (maximum absorption wavelength)≤420 nm and has one or more azo bonds (-N=N-) in the molecule.SELECTED DRAWING: None
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Inventors:
Tanaka Yuuki
Emi Koshikawa
Emi Koshikawa
Application Number:
JP2016038493A
Publication Date:
August 12, 2020
Filing Date:
March 01, 2016
Export Citation:
Assignee:
NIPPON KAYAKU KABUSHIKI KAISHA
International Classes:
C09D11/328; B41J2/01; B41M5/00; C09B67/22
Domestic Patent References:
| JP2002220555A | ||||
| JP60210466A | ||||
| JP2002256190A | ||||
| JP2013035951A | ||||
| JP2015078300A | ||||
| JP2013256598A |