EP 0202784 A3 19880323 - SILVER HALIDE PHOTOGRAPHIC LIGHT-SENSITIVE MATERIAL
Title (en)
SILVER HALIDE PHOTOGRAPHIC LIGHT-SENSITIVE MATERIAL
Publication
Application
Priority
JP 8665985 A 19850423
Abstract (en)
[origin: EP0202784A2] A negative type silver halide photographic material comprising silver halide grains of core-shell structure which consists of an inner core essentially consisting of silver bromide iodobromide and a plurality of shells, essentially consisting of silver bromide or silver iodobromide, wherein said silver halide grains comprises (a) an outermost shell containing from 0 to 10 mol% silver iodide, (b) a highly iodide-containing shell provided inside said outermost shell, of which the silver iodide content is at least 6 mol% higher than that of said outermost shell, and (c) and intermediate shell provided between the shells (a) and (b) the silver iodide content of said intermediate shell being at least 3 mol% higher than that of said outermost shell, and at least 3 mol% lower than that of said high iodide-containing shell.
IPC 1-7
IPC 8 full level
G03C 1/005 (2006.01); G03C 1/035 (2006.01)
CPC (source: EP)
G03C 1/035 (2013.01); G03C 2001/03535 (2013.01); G03C 2001/03558 (2013.01)
Citation (search report)
- [X] DE 3310609 A1 19831006 - MINNESOTA MINING & MFG [US]
- [A] DE 1169290 B 19640430 - AGFA AG
- [XP] EP 0152822 A2 19850828 - AGFA GEVAERT AG [DE]
- [AP] EP 0147868 A2 19850710 - FUJI PHOTO FILM CO LTD [JP]
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0202784 A2 19861126; EP 0202784 A3 19880323; EP 0202784 B1 19910925; DE 3681631 D1 19911031; JP H0431379 B2 19920526; JP S61245151 A 19861031
DOCDB simple family (application)
EP 86303072 A 19860423; DE 3681631 T 19860423; JP 8665985 A 19850423