Inkjet ink having yellow dye mixture

Incremental printing of symbolic information – Ink jet – Fluid or fluid source handling means

Reexamination Certificate

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C347S095000, C106S031270

Reexamination Certificate

active

07040746

ABSTRACT:
An inkjet ink of exceptional overall color characteristics having about 4% by weight Direct Yellow 132 in acid form, about 1% by weight Acid Yellow 17 in acid form in water, also having a humectant, a penetrant and other generally known additives. The ink having chroma of at least about 108.5.

REFERENCES:
patent: 4601756 (1986-07-01), Chiba et al.
patent: 5108504 (1992-04-01), Johnson et al.
patent: 5560766 (1996-10-01), Gundlach
patent: 5772742 (1998-06-01), Wang
patent: 5776230 (1998-07-01), Gundlach et al.
patent: 5788750 (1998-08-01), Gundlach et al.
patent: 6320031 (2001-11-01), Baettig et al.
patent: 6540821 (2003-04-01), Adamic et al.

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