EP 0477140 A2 19920325 - Pressure- or heat-sensitive recording material.
Title (en)
Pressure- or heat-sensitive recording material.
Title (de)
Druck- oder wärmeempfindliches Aufzeichnungsmaterial.
Title (fr)
Matériau pour l'enregistrement sensible à la pression ou à la chaleur.
Publication
Application
Priority
CH 300390 A 19900917
Abstract (en)
Compounds of the formula <IMAGE> in which R, L, X and Y have the meanings specified in claim 1 are well suited as UV absorbers in pressure- or heat-sensitive recording materials.
Abstract (de)
Verbindungen der Formel <IMAGE> worin R, L, X und Y die in Anspruch 1 angegebenen Bedeutungen haben, eignen sich gut als UV-Absorber in druck- oder wärmeempfindlichen Aufzeichnungsmaterialien.
IPC 1-7
IPC 8 full level
B41M 5/132 (2006.01); B41M 5/155 (2006.01); B41M 5/337 (2006.01); B41M 5/46 (2006.01); C09K 3/00 (2006.01); C09K 9/02 (2006.01); G03C 1/00 (2006.01); B41M 5/145 (2006.01); B41M 5/30 (2006.01); B41M 5/327 (2006.01)
CPC (source: EP US)
B41M 5/132 (2013.01 - EP US); B41M 5/155 (2013.01 - EP US); B41M 5/3375 (2013.01 - EP US); B41M 5/46 (2013.01 - EP US); B41M 5/1455 (2013.01 - EP US); B41M 5/3275 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
US 5318939 A 19940607; CA 2051320 A1 19920318; DE 59107068 D1 19960125; EP 0477140 A2 19920325; EP 0477140 A3 19920513; EP 0477140 B1 19951213; JP H04257486 A 19920911
DOCDB simple family (application)
US 75893191 A 19910911; CA 2051320 A 19910913; DE 59107068 T 19910911; EP 91810724 A 19910911; JP 26522091 A 19910917