Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1985-09-20
1987-08-11
Kittle, John E.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430567, 430569, G03C 146, G03C 102
Patent
active
046861769
ABSTRACT:
In a light-sensitive silver halide photographic material having blue-sensitive, green-sensitive and red-sensitive photosensitive layers on a support and being capable of forming a multi-color image, the improvement wherein at least one of said photosensitive layers comprises a high sensitivity layer and a low sensitivity layer; at least one of said high sensitivity layers contains flat plate silver halide grains with an average aspect ratio of 5:1 or higher; and at least one of said low sensitivity layer contains an emulsion comprising silver halide grains which are substantially mono-dispersed.
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J. S. Wey and R. W. Strong, Photographic Science & Engineering, vol. 21, 14 (1977), "Growth Mechanism of AgBr Crystals in Gelatin Solution".
A. Kumai and Y. Minagawa, Journal of Photographic Science, vol. 18, 131(1970), "Photographic Properties of Polyethylene Oxide II., Effect of PEO on the Growth Habit of Silver Halide Grains".
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Goto Sohei
Michiue Kenji
Mochizuki Yoshiharu
Yagi Toshihiko
Yamazaki Katsumasa
Kittle John E.
Konishiroku Photo Industry Co,., Ltd.
Shah Mukund J.
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