Global Patent Index - EP 0459456 B1

EP 0459456 B1 19961211 - Silver halide photographic material

Title (en)

Silver halide photographic material

Title (de)

Photographisches Silberhalogenidmaterial

Title (fr)

Matériau photographique à l'halogénure d'argent

Publication

EP 0459456 B1 19961211 (EN)

Application

EP 91108816 A 19910529

Priority

JP 14386190 A 19900601

Abstract (en)

[origin: EP0459456A1] A silver halide photographic material having on a support a hydrophilic colloid layer containing at least one 2-pyrazoline-5-one oxonol dye represented by formula (I) in the form of a dispersion of fine solid particles thereof; <CHEM> wherein R<1> represents a hydrogen atom, an aryl group, a cyano group, a halogen atom, -COOR<2>, -COR<3>, -CONR<3>R<4>, -OR<2>, -NHCOR<3>, or -NR<3>R<4> (wherein R<2> represents an alkyl group or an aryl group and R<3> and R<4> each represents a hydrogen atom, an alkyl group, or an aryl group); and L<1>, L<2>, L<3>, L<4>, and L<5> each represents a methine group.

IPC 1-7

G03C 1/83

IPC 8 full level

G03C 1/06 (2006.01); G03C 1/83 (2006.01)

CPC (source: EP)

G03C 1/832 (2013.01)

Designated contracting state (EPC)

DE GB

DOCDB simple family (publication)

EP 0459456 A1 19911204; EP 0459456 B1 19961211; DE 69123488 D1 19970123; DE 69123488 T2 19970430; JP 2676115 B2 19971112; JP H0437740 A 19920207

DOCDB simple family (application)

EP 91108816 A 19910529; DE 69123488 T 19910529; JP 14386190 A 19900601