EP 0871066 B1 20020619 - Colour photographic silver halide material
Title (en)
Colour photographic silver halide material
Title (de)
Farbfotografisches Silberhalogenidmaterial
Title (fr)
Matériau photographique couleur à l'halogénure d'argent
Publication
Application
Priority
DE 19714614 A 19970409
Abstract (en)
[origin: EP0871066A1] In colour photographic silver halide material with a base and silver halide emulsion layer(s), at least one layer contains a 3-(2-hydroxyphenyl)-benzofuran-2-one or its ether or ester of formula (I): R1 = hydrogen, alkyl or acyl; R2, R3 = (cyclo)alkyl, alkenyl, (het)aryl, halogen, OR4, SR5, NR6R7, nitro, cyano, SO2R8, COOR9 or COR10; R4, R5, R9 = (cyclo)alkyl, alkenyl or (het)aryl; R6, R7 = H, R4, COR10, COOR9 or SO2R8; R8, R10 = (cyclo)alkyl, alkenyl, (het)aryl or NR6R7; n, m - 0, 1, 2, 3 or 4; or 2 R2 and/or R3 groups = a group forming a condensed carbo- or heterocyclic ring; or (I) are linked to a polymer chain by R1, R2 or R3.
IPC 1-7
IPC 8 full level
G03C 7/388 (2006.01); G03C 7/392 (2006.01); G03C 7/396 (2006.01)
CPC (source: EP US)
G03C 7/3882 (2013.01 - EP US); G03C 7/39268 (2013.01 - EP US); G03C 7/396 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB IT NL
DOCDB simple family (publication)
EP 0871066 A1 19981014; EP 0871066 B1 20020619; DE 19714614 A1 19981015; DE 59804481 D1 20020725; JP 3190617 B2 20010723; JP H10282615 A 19981023; US 5981160 A 19991109
DOCDB simple family (application)
EP 98105593 A 19980327; DE 19714614 A 19970409; DE 59804481 T 19980327; JP 11012398 A 19980407; US 5392098 A 19980402