EP 0401610 A3 19910410 - SILVER HALIDE COLOUR PHOTOGRAPHIC MATERIAL
Title (en)
SILVER HALIDE COLOUR PHOTOGRAPHIC MATERIAL
Publication
Application
Priority
DE 3918547 A 19890607
Abstract (en)
[origin: EP0401610A2] A colour-photographic silver halide material contains, in at least one silver halide emulsion layer, a magenta coupler of the formulae (I) and (II) <IMAGE> wherein R1 is alkyl, aryl or a ballast radical, R2 is a ballast radical, alkyl or aryl and Z is hydrogen or a group which can be eliminated on reaction with the developer oxidation product, and a compound of the formula (III) <IMAGE> wherein R3 is alkyl, alkoxy, aryl, optionally substituted amino or the radical of a heterocycle and R4 is alkyl, aryl or a heterocycle, with the exception of the compound of the formula <IMAGE>
IPC 1-7
IPC 8 full level
G03C 7/38 (2006.01); G03C 7/30 (2006.01); G03C 7/392 (2006.01)
CPC (source: EP US)
G03C 7/301 (2013.01 - EP US); G03C 7/39236 (2013.01 - EP US)
Citation (search report)
- JP S6225755 A 19870203 - KONISHIROKU PHOTO IND
- EP 0145342 A2 19850619 - KONISHIROKU PHOTO IND [JP]
Designated contracting state (EPC)
BE DE FR GB IT
DOCDB simple family (publication)
EP 0401610 A2 19901212; EP 0401610 A3 19910410; EP 0401610 B1 19950222; DE 3918547 A1 19901213; DE 59008503 D1 19950330; JP H0324542 A 19910201; US 5118598 A 19920602
DOCDB simple family (application)
EP 90109911 A 19900524; DE 3918547 A 19890607; DE 59008503 T 19900524; JP 14637890 A 19900606; US 52872190 A 19900524