Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1987-07-21
1989-03-21
Louie, Won H.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430568, 430597, 430412, G03C 1485
Patent
active
048142638
ABSTRACT:
A direct-positive silver halide emulsion comprising fine grain reduction and gold surface fogged silver halide grains containing an electron-trapping effective amount of at least one Group VIII metal dopant, at least 75% by weight of all silver halide grains in said emulsion being silver halide grains wherein at least 80 mole percent of the halide within said grains is chloride.
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patent: 4008089 (1977-02-01), Pattyn et al.
patent: 4082554 (1978-04-01), Pattyn et al.
patent: 4495274 (1985-01-01), Yoshida
patent: 4581327 (1986-04-01), Habu et al.
Kirn Walter N.
Litman Mark A.
Louie Won H.
Minnesota Mining and Manufacturing Company
Sell Donald M.
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