EP 0027231 B1 19820519 - PHOTOGRAPHIC MATERIAL COMPRISING A MORDANT LAYER
Title (en)
PHOTOGRAPHIC MATERIAL COMPRISING A MORDANT LAYER
Publication
Application
Priority
DE 2941818 A 19791016
Abstract (en)
[origin: US4353972A] As mordant for mordanting diffusing anionic dyes in image receiving layers of photographic dye diffusion materials the invention makes use of addition polymers having at least 10 mole % of recurring structural units of formula I <IMAGE> I in which Q represents nitrogen or phosphorus; R1, R2, R3 each represents a carbocyclic or alkyl group or two of these substituents complete a 5- or 6-membered heterocyclic ring R4 represents hydrogen or alkyl, X(-) is an anion.
IPC 1-7
IPC 8 full level
C08F 8/00 (2006.01); C08F 8/14 (2006.01); C08F 20/00 (2006.01); C08F 20/34 (2006.01); C08F 30/00 (2006.01); C08F 30/02 (2006.01); G03C 1/835 (2006.01); G03C 8/56 (2006.01)
CPC (source: EP US)
G03C 1/835 (2013.01 - EP US); G03C 8/56 (2013.01 - EP US)
Designated contracting state (EPC)
BE DE FR GB
DOCDB simple family (publication)
EP 0027231 A1 19810422; EP 0027231 B1 19820519; DE 2941818 A1 19810507; DE 3060452 D1 19820708; JP S5665131 A 19810602; US 4353972 A 19821012
DOCDB simple family (application)
EP 80106042 A 19801006; DE 2941818 A 19791016; DE 3060452 T 19801006; JP 14253980 A 19801014; US 19663280 A 19801014