Trisazo dyes for inks for ink jet printing

A process for printing an image on a substrate comprising applying thereto a composition comprising a liquid medium and a tris-azo compound of Formula (1) or salt thereof: wherein: A is an optionally substituted alkenyl, homocyclic or heterocyclic group; L and L are each independently optionally sub...

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Bibliographische Detailangaben
1. Verfasser:	DEVONALD DAVID P
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES FILLING PASTES INKS LAKES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	A process for printing an image on a substrate comprising applying thereto a composition comprising a liquid medium and a tris-azo compound of Formula (1) or salt thereof: wherein: A is an optionally substituted alkenyl, homocyclic or heterocyclic group; L and L are each independently optionally substituted aryl or heteroaryl; and m and n are each independently 0 or 1 such that m+n is 1 or2; wherein: (i) the compound of Formula (1) is optionally in the form of a metal chelate; and (ii) at least one of L and L carries at least one substituent selected from sulpho, carboxy, C1-4-alkoxy and C1-4-alkoxy-OH. Also claimed are compositions and compounds comprising Formula (1).