Yellow pigment composition for image recording and process...

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...

Reexamination Certificate

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C106S493000, C106S494000, C106S498000

Reexamination Certificate

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06960252

ABSTRACT:
Monoazo based yellow pigment compositions for image recording that are suitable as a well-balanced yellow coloring agent for image recording with favorable reproducibility of images and image retaining capacity, which is inexpensive and excellent in safety are provided. Provided is a yellow pigment composition for image recording which includes a monoazo yellow base pigment represented by the general formula (1):and a particular disazo yellow pigment having a sulfonic acid group and/or a particular monoazo yellow pigment.

REFERENCES:
patent: 3759733 (1973-09-01), Price et al.
patent: 07 126546 (1995-05-01), None
European Search Report dated Mar. 4, 2004 from The Hague for European Application No. EP 03 25 7476.

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