Yellow dyes for ink jet inks

Compositions: coating or plastic – Coating or plastic compositions – Marking

Reexamination Certificate

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C106S031480, C106S031580

Reexamination Certificate

active

07125446

ABSTRACT:
This invention relates to a yellow ink composition for ink jet printing comprising a dye represented by Formula I, water and a humectant:wherein:R1and R5independently are hydrogen or a substituted or unsubstituted alkyl, aromatic or heterocyclic group;R2and R4independently are hydrogen or a non-metallic substituent;R3is hydrogen or a substituted or unsubstituted alkyl, acyl, sulfonyl, aromatic or heterocyclic group;and X is an electron withdrawing group;with the proviso at least one of R1, R2, R3, R4and R5comprises a group capable of imparting water solubility to the dye.

REFERENCES:
patent: 4425162 (1984-01-01), Sugiyama et al.
patent: 4685934 (1987-08-01), Benguerel et al.
patent: 5144015 (1992-09-01), Chapman
patent: 5391720 (1995-02-01), Mikoshiba et al.
patent: 6331204 (2001-12-01), Carr et al.
patent: 6464767 (2002-10-01), Evans et al.
patent: 6468338 (2002-10-01), Evans et al.
patent: 6552008 (2003-04-01), Duffy et al.
patent: 6582502 (2003-06-01), Fujiwara
patent: 6739715 (2004-05-01), Harada et al.
patent: 2001/0029869 (2001-10-01), Fujiwara
patent: 2003/0089274 (2003-05-01), Nishita et al.
patent: 2004/0020408 (2004-02-01), Yabuki
patent: 2004/0050291 (2004-03-01), Taguchi et al.
patent: 2004/0094064 (2004-05-01), Taguchi et al.
patent: 2004/0129172 (2004-07-01), Harada et al.
patent: 2005/0126431 (2005-06-01), Potenza et al.
patent: 2005/0229810 (2005-10-01), Blease et al.
“Filtration and Reciprocity Effects on the Fade Rate of Inkjet Photographic Prints,” proceedings of IS&T NIP16: International Conference on Digital Printing Technologies, Vancouver, BC, D.E. Bugner and C. Suminski, Oct. 2000.

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