WATER-SOLUBLE AZO COMPOUND OR SALT THEREOF, INK COMPOSITION AND COLORED BODY

Title:

WATER-SOLUBLE AZO COMPOUND OR SALT THEREOF, INK COMPOSITION AND COLORED BODY

Document Type and Number:

Japanese Patent JP2016160301

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide a water-soluble yellow pigment (compound) that is high in solubility in water and excellent in various fastness such as water resistance, moisture resistance, ozone gas resistance, abrasion resistance and light resistance, especially excellent in color development (print density) and chroma, and a yellow ink composition for various recordings, especially inkjet recording, containing the same.SOLUTION: The present invention provides a water-soluble azo compound represented by formula (1) or salt thereof (Y is O or S; x is an integer of 2-4; n and m independently represent an integer of 1-6; R is H, an alkyl group, an aryl group, an alkylcarbonyl group, an arylcarbonyl group, an alkylsulfinyl group, an arylsulfinyl group, an alkylsulfonyl group or an arylsulfonyl group).SELECTED DRAWING: None

Inventors:

NAGATSUKA SHINYA
SAKUKI JUNYA

Application Number:

JP2015038427A

Publication Date:

September 05, 2016

Filing Date:

February 27, 2015

Export Citation:

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Assignee:

NIPPON KAYAKU KK

International Classes:

C09B43/16; B41J2/01; B41M5/00; C09B67/20; C09D11/037; C09D11/322

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