HEAT-SENSITIVE RECORDING MATERIAL

Described are colour developers of formula (I)Ar1-NH-CO-NH-C6H4-SO2-O-C6H4-NH-CO-NH-Ar2 (I),a heat-sensitive recording material comprising a carrier substrate and also a heat-sensitive, colour-forming layer containing at least one colour former and at least one phenol-free colour developer, wherei...

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Bibliographische Detailangaben
Hauptverfasser:	HORN, Michael, STALLING, Timo
Format:	Patent
Sprache:	eng ; fin
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY COLOUR PRINTING LINING MACHINES METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES STAMPS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	Described are colour developers of formula (I)Ar1-NH-CO-NH-C6H4-SO2-O-C6H4-NH-CO-NH-Ar2 (I),a heat-sensitive recording material comprising a carrier substrate and also a heat-sensitive, colour-forming layer containing at least one colour former and at least one phenol-free colour developer, wherein the at least one colour developer is the compound of formula (I), and a method for producing this heat-sensitive recording material.