Holt melt ink comprising a mixture of dyes

Details Holt melt ink comprising a mixture of dyes Holt melt ink comprising a mixture of dyes

2005-08-30

2005-08-30

Lorengo, J. A. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031320

Reexamination Certificate

active

06936096

ABSTRACT:
The invention relates to an ink composition which is solid at room temperature and liquid at a higher temperature, comprising a non-aqueous carrier composition and two compatible dyes, one of which is fluorescent and one non-fluorescent, wherein the said dyes are of the same type. In one embodiment, the dyes in the ink are both of the anthraquinone type.

REFERENCES:
patent: 5507864 (1996-04-01), Jaeger et al.
patent: 6015847 (2000-01-01), Titterington et al.
patent: 0 936 258 (1999-08-01), None
patent: WO 01/30919 (2001-05-01), None

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