Silver halide material comprising low stain antenna dyes
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 21, 2005
Grant Date -
Jul 29, 2004
app pub date -
Jan 17, 2003
filing date -
Jan 17, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
This invention relates to a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith: (a) a first dye (Dye 1) that is a cyanine dye capable of spectrally sensitizing a silver halide emulsion and that has at least one anionic substituent; and (b) a second dye (Dye 2) that is not a cyanine dye and that has at least one cationic substituent. Dye 2 has a log P, excluding any counterion, of less than 4.00 and greater than 1.00 or Dye 2 is represented by a dye of formula II as described herein.
First Claim
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International Classification(s)
- 2003 Application Filing Year
- G03C Class
- 795 Applications Filed
- 175 Patents Issued To-Date
- 22.02 % Issued To-Date
