Trisazo dyes for inks for ink jet printing
A process for printing an image on a substrate including 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; L1 and L2 are each independently optionally su...
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Main Author | |
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Format | Patent |
Language | English |
Published |
22.02.2006
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Subjects | |
Online Access | Get full text |
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Summary: | A process for printing an image on a substrate including 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; L1 and L2 are each independently optionally substituted aryl or heteroaryl; and m and n are each independently 0 or 1 such that m+n is 1 or 2; wherein: (i) the compound of Formula (1) is optionally in the form of a metal chelate; and (ii) at least one of L1 and L2 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). |
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Bibliography: | Application Number: CN200380108631 |