Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1994-03-01
1995-11-07
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430551, 430558, 430372, G03C 146
Patent
active
054647312
ABSTRACT:
A silver halide color photographic material comprising a support provided thereon at least one light sensitive silver halide emulsion layer and at least one light insensitive layer, wherein the light insensitive layer contains at least one of the compounds represented by Formula (I) and at least one of the compounds represented by Formula (II); and the amount of the compounds represented by Formula (II) in the above light insensitive layer is 15 to 100 mole % of the amount of the compounds represented by Formula (I) in the same light insensitive layer: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 each represent an alkyl group, provided that a total of carbon numbers of R.sub.1 and R.sub.2 and a total of carbon numbers of R.sub.3 and R.sub.4 each are 16 or more and 60 or less and that a hydroquinone structure is not involved in R.sub.1, R.sub.2, R.sub.3, and R.sub.4.
REFERENCES:
patent: 2728659 (1955-12-01), Loria et al.
patent: 4587210 (1986-05-01), Ono et al.
patent: 4945034 (1990-07-01), Tanji et al.
patent: 5208140 (1993-05-01), Nishijima et al.
patent: 5270158 (1993-12-01), Nakatsugawa et al.
Asanuma Naoki
Ohki Nobutaka
Takahashi Osamu
Bowers Jr. Charles L.
Fuji Photo Film Co. , Ltd.
Letscher Geraldine
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