Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1981-07-22
1982-12-28
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Transfer procedure between image and image layer, image...
Diffusion transfer process, element, or identified image...
430372, 430551, 430559, G03C 140, G03C 110, G03C 554
Patent
active
043662269
ABSTRACT:
A color photographic silver halide light-sensitive material is described comprising a compound represented by formula (I) ##STR1## wherein R.sup.1 and R.sup.3 can each represent an unsubstituted or substituted alkyl group or an unsubstituted or substituted aryl group, R.sup.2 can represent an unsubstituted or substituted alkyl group, R.sup.4 and R.sup.5 can each represent a hydrogen atom, an unsubstituted or substituted alkyl group, an unsubstituted or substituted aryloxy group, an unsubstituted or substituted alkylthio group, an unsubstituted or substituted arylthio group, a halogen atom, or an acylamino group, and R.sup.1 and R.sup.2, R.sup.1 and R.sup.4, or R.sup.2 and R.sup.5 together can represent atoms forming a condensed ring structure together with the benzene ring of formula (I), provided that the total of carbon atom numbers in R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 is at least 16.
REFERENCES:
patent: 4055428 (1977-10-01), Koyama et al.
patent: 4205987 (1980-06-01), Erikson et al.
patent: 4310693 (1982-01-01), Fujita et al.
"Photographic Processes and Products", Research Disclosure No. 15162, 11/76, pp. 76-87.
Gutierrez et al., "Scavenger Compounds", Research Disclosure No. 17842, 2/79, pp. 94-97.
Hamaoka Tsutomu
Harada Tooru
Ohki Nobutaka
Sakai Minoru
Takahashi Osamu
Fuji Photo Film Co. , Ltd.
Schilling Richard L.
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