Global Patent Index - EP 0480278 B1

EP 0480278 B1 19930908 - USE OF ANTHRAQUINONE DYESTUFFS FOR THERMAL TRANSFER PRINTING

Title (en)

USE OF ANTHRAQUINONE DYESTUFFS FOR THERMAL TRANSFER PRINTING

Publication

EP 0480278 B1 19930908 (DE)

Application

EP 91116652 A 19910930

Priority

DE 4031984 A 19901009

Abstract (en)

[origin: EP0480278A1] Use of anthraquinone dyestuffs I <IMAGE> for thermal transfer printing, having the following meaning of the radical R: alkyl, alkoxyalkyl, aryloxyalkyl, alkanoyloxyalkyl, alkoxycarbonyloxyalkyl or alkoxycarbonylalkyl groups, each of which can contain up to 20 C atoms and whose C chain can be interrupted by one to four oxygen atoms in an ether function; C5-C8-cycloalkyl groups or a phenyl group, each of which can carry C1-C4-alkyl or C1-C4-alkoxy as a substituent.

IPC 1-7

B41M 5/38

IPC 8 full level

B41M 5/385 (2006.01); B41M 5/035 (2006.01); B41M 5/26 (2006.01); B41M 5/388 (2006.01); B41M 5/39 (2006.01); C09B 1/51 (2006.01); D06P 5/13 (2006.01)

CPC (source: EP US)

B41M 5/3852 (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 0480278 A1 19920415; EP 0480278 B1 19930908; DE 4031984 A1 19920416; DE 59100363 D1 19931014; JP H04270689 A 19920928; US 5208210 A 19930504

DOCDB simple family (application)

EP 91116652 A 19910930; DE 4031984 A 19901009; DE 59100363 T 19910930; JP 25607591 A 19911003; US 76363891 A 19910923