Yellow pigment composition for image recording and process for producing the same
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United States of America Patent
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Nov 1, 2005
Grant Date -
Jul 15, 2004
app pub date -
Nov 25, 2003
filing date -
Nov 27, 2002
priority date (Note) -
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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): ##STR1## and a particular disazo yellow pigment having a sulfonic acid group and/or a particular monoazo yellow pigment.
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