Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1994-12-21
1996-05-07
Klemanski, Helene
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106 20D, C09D 1102
Patent
active
055142087
ABSTRACT:
This invention provides an aqueous ink composition, in which the composition satisfies several requirements for properties of an ink for ink-jet printing, has a superior tone for magenta color and has an improved waterfastness. The aqueous ink composition comprises a dye, water and a huemectant, the dye comprising a dye of a general formula (I): ##STR1##
REFERENCES:
patent: 3708499 (1973-02-01), Andree et al.
patent: 4581071 (1986-04-01), Akutsu et al.
patent: 5279656 (1994-01-01), Kenyon et al.
Kaneko Tetsuya
Konishi Akiko
Nagai Kiyofumi
Klemanski Helene
Ricoh & Company, Ltd.
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