Ink set

Details Ink set Ink set

2005-02-08

2005-02-08

Klemanski, Helene (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031480, C106S031490, C106S031520, C106S031770, C106S031780, C106S031810

Reexamination Certificate

active

06852154

ABSTRACT:
The invention provides: an ink set comprising a yellow ink composition, a magenta ink composition, and a cyan ink composition, wherein the magenta ink composition contains as a colorant at least one member selected from compounds represented by the following formula (1) and salts thereof; and an ink set comprising two magenta ink compositions differing in color density, wherein the magenta ink composition having a lower color density contains as a colorant at least one member selected from compounds represented by the following formula (1) and salts thereof.Also disclosed are: an ink cartridge housing the ink set; a process for recording with the ink set; and recorded matter obtained by recording with the ink set.

REFERENCES:
patent: 6454844 (2002-09-01), Kanaya
patent: 6761759 (2004-07-01), Oki et al.
patent: 20030070580 (2003-04-01), Blease et al.
patent: 20040003754 (2004-01-01), Ishibashi et al.
patent: 20040134383 (2004-07-01), Matsumoto et al.
patent: 2000-256587 (2000-09-01), None
patent: 2000-290559 (2000-10-01), None
patent: 2001-288392 (2001-10-01), None

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