Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1987-10-26
1989-05-09
Shah, Mukund J.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430569, 430570, G03C 102
Patent
active
048289728
ABSTRACT:
A method for manufacturing a silver halide emulsion comprising the steps of forming silver halide grains in the presence of a hydrophilic colloid, physical ripening, desalting, and chemical ripening, wherein a photographic spectral sensitizing dye is added to the emulsion after adding at least 85% by weight of a soluble silver salt solution but before the desalting step is described.
REFERENCES:
patent: 3628960 (1971-12-01), Philippaerts
patent: 4225666 (1980-09-01), Locker et al.
patent: 4683193 (1987-07-01), Ihama et al.
Deguchi Naoyasu
Ihama Mikio
Shuto Sadanobu
Tani Tadaaki
Fuji Photo Film Co. , Ltd.
Shah Mukund J.
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