Title:
アゾ含鉄染料及びそれを含有する油性インク組成物
Document Type and Number:
Japanese Patent JP6727647
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To solve such a problem that an azo-containing chrome dye or the like is often used as a black coloring agent in an oil-based ink for an ink-jet printer, and has excellent solubility in a solvent, and enables clear black to be represented, but uses a heavy metal such as hexavalent chromium that is problematic in view of environments; and to thus provide a dye that does not use such a metal.SOLUTION: An azo-containing iron dye is represented by the following Formula.SELECTED DRAWING: None
Inventors:
Taniguchi Masakazu
Hiroshi Yuji
Hiroshi Yuji
Application Number:
JP2016117865A
Publication Date:
July 22, 2020
Filing Date:
June 14, 2016
Export Citation:
Assignee:
Orient Chemical Industries Co., Ltd.
International Classes:
C09B45/22; B41J2/01; C09D11/328; C09D11/36
Domestic Patent References:
| JP2000198273A | ||||
| JP63004992A |
Attorney, Agent or Firm:
Takahisa Nagata
Atsuki Tani
Atsuki Tani