EP 0709726 A1 19960501 - Blue sensitized silver halide emulsions with particular addenda
Title (en)
Blue sensitized silver halide emulsions with particular addenda
Title (de)
Blausensibilisierte Silberhalogenid Emulsionen mit besonderen Zusätzen
Title (fr)
Emulsions à l'halogénure d'argent sensibilisées au bleu comprenant des additifs particuliers
Publication
Application
Priority
US 33178694 A 19941031
Abstract (en)
A silver halide photographic element comprising a silver halide emulsion sensitized by a blue dye of formula (I) below, the emulsion also containing a thiosulfonate, a sulfinate, and an alkynylamine; <CHEM> wherein: X and X' each independently represent the atoms necessary to complete a 5- or 6-membered heterocyclic nucleus, and X may be further substituted and X' is substituted or unsubstituted; R and R' each independently represents substituted or unsubstituted aryl or substituted or unsubstituted alkyl, Z represents a substituted or unsubstituted aryl or heteroaryl; A' a counterion as needed to balance the charge of the molecule.
IPC 1-7
IPC 8 full level
G03C 1/10 (2006.01); G03C 1/16 (2006.01); G03C 1/34 (2006.01); G03C 7/00 (2006.01)
CPC (source: EP)
G03C 1/10 (2013.01); G03C 1/16 (2013.01); G03C 1/346 (2013.01)
Citation (search report)
- [A] WO 9212462 A1 19920723 - EASTMAN KODAK CO [US]
- [DA] EP 0358170 A2 19900314 - FUJI PHOTO FILM CO LTD [JP] & US 5110179 A 19920505 - ROGERS WALTER C [US]
- [DA] US 4451557 A 19840529 - LOK ROGER [US], et al
- [PA] US 5399479 A 19950321 - LOK ROGER [US]
- [DA] DISCLOSED ANONYMOUSLY: "Photographic Multilayer Elements", RESEARCH DISCLOSURE, vol. 362, no. 16, HAVANT GB, pages 291 - 303
Designated contracting state (EPC)
BE CH DE FR GB IT LI NL
DOCDB simple family (publication)
DOCDB simple family (application)
EP 95202906 A 19951026; JP 28347995 A 19951031