Global Patent Index - EP 0638840 A1

EP 0638840 A1 19950215 - Silver halide photographic lightsensitive material.

Title (en)

Silver halide photographic lightsensitive material.

Title (de)

Photographisches lichtempfindliches Silberhalogenidmaterial.

Title (fr)

Matériau photographique à l'halogénure d'argent sensible à la lumière.

Publication

EP 0638840 A1 19950215 (EN)

Application

EP 94305482 A 19940725

Priority

JP 19854593 A 19930810

Abstract (en)

A silver halide photographic light-sensitive material comprising a support having thereon a silver halide grain emulsion layer is provided, wherein the silver halide emulsion is chemical-sensitized with a selenium compound; and, at a time during the course of chemical sensitization, silver iodide fine grains is further added to the emulsion. The silver halide emulsion comprises tabular grains having an aspect ration of 3 or more.

IPC 1-7

G03C 1/09; G03C 1/005; G03C 1/015

IPC 8 full level

G03C 1/005 (2006.01); G03C 1/015 (2006.01); G03C 1/035 (2006.01); G03C 1/07 (2006.01); G03C 1/09 (2006.01); G03C 1/18 (2006.01)

CPC (source: EP US)

G03C 1/0051 (2013.01 - EP US); G03C 1/015 (2013.01 - EP US); G03C 1/09 (2013.01 - EP US); G03C 1/07 (2013.01 - EP US); G03C 1/18 (2013.01 - EP US); G03C 2001/0153 (2013.01 - EP US); G03C 2001/03558 (2013.01 - EP US); G03C 2001/091 (2013.01 - EP US); G03C 2001/095 (2013.01 - EP US); G03C 2001/097 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

EP 0638840 A1 19950215; JP H0756257 A 19950303; US H1549 H 19960604

DOCDB simple family (application)

EP 94305482 A 19940725; JP 19854593 A 19930810; US 28000494 A 19940725