EP 0341088 A2 19891108 - Polymeric couplers prepared in the presence of a coupler solvent.
Title (en)
Polymeric couplers prepared in the presence of a coupler solvent.
Title (de)
In Anwesenheit eines Kupplerlösungsmittels hergestellte Polymerkuppler.
Title (fr)
Coupleurs polymères préparés en présence d'un solvant pour coupleur.
Publication
Application
Priority
US 19080188 A 19880506
Abstract (en)
Photographic elements are described containing a polymeric dye-forming coupler that has been formed by emulsion polymerization of ethylenically unsaturated monomers in the presence of a high-boiling organic coupler solvent. Couplers of high activity are obtained.
IPC 1-7
IPC 8 full level
G03C 7/388 (2006.01); G03C 1/06 (2006.01); G03C 7/327 (2006.01)
CPC (source: EP)
G03C 7/3275 (2013.01)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0341088 A2 19891108; EP 0341088 A3 19900829; EP 0341088 B1 19950412; JP H0213943 A 19900118
DOCDB simple family (application)
EP 89304602 A 19890508; JP 10609489 A 19890427