Black ink composition excellent in black

Details Black ink composition excellent in black Black ink composition excellent in black

1993-11-09

1995-08-08

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 20D, C09D 1102

Patent

active

054395178

ABSTRACT:
An ink composition excellent in blackness and storage stability is disclosed which comprises a first dye represented by the following general formula (I) and a second dye selected from the group consisting of C.I. Direct Yellow 86, 132 and 144 and compounds represented by the following general formulae (II) and (III): ##STR1##

REFERENCES:
patent: 4626284 (1986-12-01), Ohta et al.
patent: 4725337 (1988-06-01), Kunde
patent: 4963189 (1990-10-01), Hindagolla
patent: 5062893 (1991-11-01), Adamic et al.
patent: 5177195 (1993-01-01), Gregory et al.
patent: 5203912 (1993-04-01), Greenwood et al.
patent: 5268459 (1993-12-01), Gregory et al.
patent: 5281263 (1994-01-01), Gregory et al.

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