Color paper with improved wet abrasion sensitivity
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United States of America Patent
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Oct 5, 1999
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N/A
app pub date -
Jan 12, 1998
filing date -
Jan 12, 1998
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Abstract
The invention relates to a photographic emulsion comprising silver iodochloride grains, said grains further comprising iridium, said grains chemically sensitized with gold in an amount of between 120 and 200 mg gold per silver mole and sulfur in an amount between 0.1 and 20 mg sulfur per silver mole, 1-(3-acetamidophenyl)-5-mercaptotetrazole, 1-phenyl-5-mercaptotetrazole, and a disulfide compound represented by the following formula: ##STR1## wherein X is independently --O--, --NH-- or --NR--, where R is a substituent; m and r are independently 0, 1 or 2; X is --H or a cationic species; Ar is an aromatic group; and L is a linking group, where p is 0 or 1.
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