Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1983-06-24
1985-09-10
Brown, J. Travis
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430512, 430552, 430553, 430556, 430557, 430629, 430931, G03C 726
Patent
active
045406588
ABSTRACT:
A silver halide color photographic product with dye images having improved fastness to light is disclosed. The product has at least one dye image forming layer on a support and further includes at least one of the compounds of formula (I) or (II) in said dye image forming layer and/or an adjoining or an adjacent layer: ##STR1## wherein R is an alkyl group, an aryl group or a heterocyclic group; X is an alkylene group; and Y is an alkylene or arylene group; and ##STR2## wherein R.sub.1 is a hydrogen atom, an alkyl group or an aryl group; R.sub.2 and R.sub.3 are each an alkyl group; Y.sub.1 is an alkylene or arylene group; Z is an oxygen atom, a sulfur atom, a sulfonyl group, a carbonyl group or an alkylene group; and n is an integer of 1 to 20.
REFERENCES:
patent: 4228235 (1980-10-01), Okonogi et al.
patent: 4252893 (1981-02-01), Iwamuro et al.
patent: 4307175 (1981-12-01), Pollet et al.
Onodera Kaoru
Sasaki Masao
Brown J. Travis
Konishiroku Photo Industry Co,., Ltd.
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