Title:
DISAZO PIGMENT COMPOSITION AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2014/174675
Kind Code:
A1
Abstract:
An embodiment of the present invention is a disazo pigment composition which comprises a disazo pigment (A) represented by general formula (1) and a disazo pigment (B) represented by general formula (2), wherein in a mass spectrum of the disazo pigment composition, a ratio of the intensity of a molecular ion peak of a disazo pigment (C) represented by general formula (3) is 0.5% or less with respect to a value integrating the intensities of the total molecular ion peaks of the disazo pigment (A), disazo pigment (B) and disazo pigment (C).
General formula (1)
General formula (2)
General formula (3)
Inventors:
SATO AKIO (JP)
Application Number:
PCT/JP2013/062435
Publication Date:
October 30, 2014
Filing Date:
April 26, 2013
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYOCOLOR CO LTD (JP)
TOYOCOLOR CO LTD (JP)
International Classes:
C09B67/20; C09B31/12; C09D11/02
Domestic Patent References:
| WO2008010477A1 | 2008-01-24 |
Foreign References:
| JP2013095871A | 2013-05-20 |
Attorney, Agent or Firm:
MIYOSHI, Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
Hidekazu Miyoshi (JP)
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