Ink and ink-jet recording ink

Details Ink and ink-jet recording ink Ink and ink-jet recording ink

2004-06-07

2008-10-07

Klemanski, Helene (Department: 1793)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031500, C106S031520

Reexamination Certificate

active

07431760

ABSTRACT:
An ink containing an azo dye having, in total, at least 13 conjugated π electrons in an aromatic ring thereof that is not directly bonded to any azo group.

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Supplementary European Search Report issued in corresponding EP Application No. 04 73 6270 on Jan. 26, 2007, EPO, Munich, DE (in English).

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