EP 0344592 B1 19930901 - PROCESS FOR AZO DYE TRANSFER
Title (en)
PROCESS FOR AZO DYE TRANSFER
Publication
Application
Priority
DE 3818404 A 19880531
Abstract (en)
[origin: EP0344592A2] A process for azo dye transfer from a carrier to a plastic-coated paper by diffusion with the aid of a thermal head, a carrier being used on which there are one or more azo dyes of the formula <IMAGE> in which R<1> and R<2> independently of one another denote hydrogen, optionally substituted alkyl or optionally substituted phenyl, R<3> denotes hydrogen, alkyl, alkoxy or optionally substituted alkanoyl-or benzoylamino, R<4> denotes hydrogen, chlorine, alkyl, alkoxy, alkylthio or optionally substituted phenyl and R<5> denotes cyano, optionally substituted alkoxy- or phenoxycarbonyl or optionally substituted mono- or dialkylphenylcarbamoyl.
IPC 1-7
IPC 8 full level
B41M 1/36 (2006.01); B41M 5/26 (2006.01); B41M 5/30 (2006.01); B41M 5/382 (2006.01); B41M 5/385 (2006.01); B41M 5/388 (2006.01); B41M 5/39 (2006.01); C09B 29/02 (2006.01); D06P 5/00 (2006.01); D06P 5/13 (2006.01)
CPC (source: EP US)
B41M 5/388 (2013.01 - EP US); Y10S 428/913 (2013.01 - EP US); Y10S 428/914 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE FR GB IT LI
DOCDB simple family (publication)
EP 0344592 A2 19891206; EP 0344592 A3 19900404; EP 0344592 B1 19930901; EP 0344592 B2 19971015; DE 3818404 A1 19891207; DE 58905420 D1 19931007; JP 2746656 B2 19980506; JP H0225384 A 19900126; US 5037798 A 19910806
DOCDB simple family (application)
EP 89109327 A 19890524; DE 3818404 A 19880531; DE 58905420 T 19890524; JP 13483789 A 19890530; US 35814289 A 19890530