Coloring composition and inkjet recording method

Details Coloring composition and inkjet recording method Coloring composition and inkjet recording method

2007-07-31

2007-07-31

Klemanski, Helene (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031510, C106S031460, C106S031480, C106S031500, C106S031490, C008S639000, C008S641000

Reexamination Certificate

active

10752001

ABSTRACT:
The invention provides a water-soluble ink capable of forming an image having good color hue and high fastness in various use and environmental conditions, which comprises a coloring composition comprising a disazo dye represented by the following formula 1: A1-N═N-A2-N═N-A3and at least one other dye having a specific structure; in formula 1, A1, A2and A3each independently represents an aromatic group which may be substituted or a heterocyclic group which may be substituted, and A1and A3each is a monovalent group and A2is a divalent group.

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