Patent ID: 6755903
Filing Date: 2004-06-29
Classification: C09B,C09D

Abstract:
A method for ink jet recording, comprising:applying to or printing an object with a recording liquid composition comprising one or more metal chelated dyestuff(s), wherein said metal chelated dyestuff(s) is a water soluble azo metal chelated compound formed from an azo compound represented by the following general formula (1) and a metal element, where general formula (1) represents an azo dyestuff compound having at least one or more hydrophilic group in a molecule, X1 represents plural atoms required for forming at least one 5- to 7-membered heterocyclic ring, the heterocyclic ring containing X1 being a heterocyclic ring other than pyridine ring, the heterocyclic ring containing X1 may have substituent(s) on the heterocyclic ring, the substituent(s) on the heterocyclic ring may form a condensed ring through further condensation, the condensed heterocyclic ring containing X1 may be substituted, Ar1 represents naphthyl group represented by the following general formulae (2)-(4), Y1 represents a chelating group, Z1 represents any substituent which may be different from each other, and a represents an integer of 0 to 6wherein said one or more dyestuff(s) may be in the form of a free acid, a salt, or a mixture of a free acid and a salt.