Invention Grant
- Patent Title: Coloring composition, azo compound and ink
- Patent Title (中): 着色组合物,偶氮化合物和油墨
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Application No.: US13930318Application Date: 2013-06-28
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Publication No.: US08623101B2Publication Date: 2014-01-07
- Inventor: Keiichi Tateishi , Yoshihiko Fujie , Youichirou Takeshima
- Applicant: Fujifilm Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2010-294320 20101228; JP2011-142323 20110627
- Main IPC: C09B67/22
- IPC: C09B67/22 ; C09D11/00

Abstract:
There is provided a coloring composition containing at least a first coloring material and at least a second coloring material, in which the first coloring material is a compound represented by the following Formula (Y), the second coloring material is, for example, the following compound 8, and the mass ratio of the content (% by mass) of the second coloring material in the composition to the content (% by mass) of the first coloring material in the composition is 0.001 to 1.0. Formula (Y) In Formula (Y), a plurality of M each independently represent a hydrogen atom or a cation, and when M represents a cation, M represents a Li+ ion, a Na+ ion, a K+ ion or a NH4+ ion.
Public/Granted literature
- US20130284064A1 COLORING COMPOSITION, AZO COMPOUND AND INK Public/Granted day:2013-10-31
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