Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1992-12-23
1994-06-07
Wu, Shean
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430569, 430603, 430611, 430614, G03C 1035
Patent
active
H00013234
ABSTRACT:
A silver halide photographic material which comprises a support having thereon at least one silver halide emulsion layer, wherein silver halide grains to be contained in the silver halide emulsion layer have a silver iodide content lower than 1 mol %, and the silver halide emulsion contains 3.0.times.10.sup.-3 to 2.times.10.sup.-2 mol of a thiocyanate per mol of silver halide. In addition, a photographic silver halide emulsion comprising silver halide grains wherein said silver halide grains have an average silver iodide content lower than 1 mol %, and deposited on the surface of the silver halide grains is at least 2.times.10.sup.-3 mol, but less than 2.times.10.sup.2 mol of a thiocyanate per mol of silver halide.
REFERENCES:
patent: 4923793 (1990-05-01), Shibahara
patent: 5061617 (1991-10-01), Maskasky
patent: 5112733 (1992-05-01), Ihama
patent: 5168035 (1992-12-01), Lushington et al.
Ohzeki Katsuhisa
Yamada Sumito
Fuji Photo Film Co. , Ltd.
Wu Shean
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