Global Patent Index - EP 0262930 A2

EP 0262930 A2 19880406 - Process for forming a colour positive image.

Title (en)

Process for forming a colour positive image.

Title (de)

Verfahren zur Herstellung eines positiven Farbbildes.

Title (fr)

Procédé pour former une image positive couleur.

Publication

EP 0262930 A2 19880406 (EN)

Application

EP 87308628 A 19870929

Priority

JP 23078786 A 19860929

Abstract (en)

Disclosed is an internal latent image type light-sensitive silver halide photographic material capable of forming a color positive image by effecting surface development processing after fogging was carried out, and/or while fogging is carried out, with use of a color developing solution containing 1 g/liter or less of a solvent having a log P of 0.4 or more, having a sulfite ion concentration of 2 x 10<-><2> mole or less per liter of the color developing solution and having a bromide ion concentration of 5 x 10<-><3> mole or less per liter of the color developing solution, wherein a silver halide grain contained in at least one layer of photographic constituent layers of the light-sensitive material comprises a core and at least one layer of a shell covering the core, and the shell contains at least silver chloride as its surface composition, and also disclosed is an internal latent image type light-sensitive silver halide photographic material which further comprises containing a heterocyclic mercapto compound.

IPC 1-7

G03C 1/485; G03C 7/30; G03C 7/413

IPC 8 full level

G03C 1/035 (2006.01); G03C 1/485 (2006.01); G03C 7/413 (2006.01)

CPC (source: EP)

G03C 1/035 (2013.01); G03C 1/48538 (2013.01); G03C 7/413 (2013.01)

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

EP 0262930 A2 19880406; EP 0262930 A3 19900808; EP 0262930 B1 19930811; CA 1317502 C 19930511; DE 3786974 D1 19930916; DE 3786974 T2 19940303; JP S63184739 A 19880730

DOCDB simple family (application)

EP 87308628 A 19870929; CA 548152 A 19870929; DE 3786974 T 19870929; JP 24281087 A 19870929