Patent ID: 6756424
Filing Date: 2004-06-29
Classification: C09D

Abstract:
An ink-jet ink comprising a coloring composition including an oil-soluble dye represented by following general formula (I): wherein A represents a group represented by one of general formulae (IV) and (VI) to (XX), R3-R6 each independently represents a hydrogen atom or a first substituent selected from the group consisting of a halogen atom; an alkyl group; an alkenyl group; an aryl group; a heterocyclic group; a cyano group; a silyl group; a hydroxyl group; a nitro group; an alkoxy group; an aryloxy group; a heterocyclic oxy group; a silyloxy group; an acyloxy group; an alkoxycarbonyloxy group; an aryloxycarbonyloxy group; a carbarnoyloxy group; a sulfamoyloxy group; an alkylsulfonyloxy group; an arylsulfonyloxy group; a carboxyl group; an acyl group; an alkoxycarbonyl group; an aryloxycarbonyl group; a carbamoyl group; an amino group; an anilino group; a heterocyclic amino group; a carbonamide group; a carbamoylamino group; an imide group; an alkoxycarbonylamino group; an aryloxycarbonylamino group; a sulfonamide group; a sulfamoylamino group; an azo group; an alkylthio group; an arylthio group; a heterocyclic thio group; an alkylsulfinyl group; an aryl sulfinyl group; an alkylsulfonyl group; an arylsulfonyl group; a sulfamoyl group; a sulfo group; a phosphonyl group; and a phosphonoylamino, and wherein the first substituent is unsubstituted or substituted with at least one substituent selected from the group consisting of the substituents from which the first substituent is chosen, M represents â€”OY or â€”N(R7)(R8), Y represents a hydrogen atom or a cation necessary for neutralizing charge of an oxygen ion, R7 and R8 each independently represents an alkyl group, aryl group, heterocyclic group, acyl group, alkylsulfonyl group, or arylsulfonyl group, R7 and R8 may be bonded to each other to form a ring, any of a pair R4 and R7 and a pair R6 and R8 may be bonded to each other to form a ring, and any of a pair R3 and R4 and a pair R5 and R6 may be bonded to each other to form a ring, and general formulae (IV) and (VI) to (XX) are as follows: wherein R1 and R9-R13 each independently represents a hydrogen atom or a second substituent selected from the group consisting of a halogen atom; an alkyl group; an alkenyl group; an aryl group; a heterocyclic group; a cyano group; a silyl group; a hydroxyl group; a nitro group; an alkoxy group; an aryloxy group; a heterocyclic oxy group; a silyloxy group; an acyloxy group; an alkoxycarbonyloxy group; an aryloxycarbonyloxy group; a carbamoyloxy group; a sulfamoyloxy group; an alkylsulfonyloxy group; an arylsulfonyloxy group; a carboxyl group; an acyl group; an alkoxycarbonyl group; an aryloxycarbonyl group; a carbamoyl group; an amino group; an anilino group; a heterocyclic amino group; a carbonamide group; a carbamoylamino group; an imide group; an alkoxycarbonylamino group; an aryloxycarbonylamino group; a sulfonamide group; a sulfamoylamino group; an azo group; an alkylthio group; an arylthio group; a heterocyclic thio group; an alkylsulfinyl group; an aryl sulfinyl group; an alkylsulfonyl group; an arylsulfonyl group; a sulfamoyl group; a sulfo group; a phosphonyl group; and a phosphonoylamino, and wherein the second substituent is unsubstituted or substituted with at least one substituent selected from the group consisting of the substituents from which the second substituent is chosen, EWG represents an electron-withdrawing group having a Hammett's substituent constant op value of 0.35 or more, and * represents a bonding position, andwherein R2 represents a third substituent selected from the group consisting of a halogen atom; an alkyl group; an alkenyl group; an aryl group; a heterocyclic group; a cyano group; a silyl group; a hydroxyl group; a nitro group; an alkoxy group; an aryloxy group; a heterocyclic oxy group; a silyloxy group; an acyloxy group; an alkoxycarbonyloxy group; an aryloxycarbonyloxy group; a carbamoyloxy group; a sulfamoyloxy group; an alkylsulfonyloxy group; an arylsulfonyloxy group; a carboxyl group; an acyl group; an alkoxycarbonyl group; an aryloxycarbonyl group; a carbamoyl group; an amino group; an anilino group; a heterocyclic amino group; a carbonamide group; a carbamoylamino group; an imide group; an alkoxycarbonylamino group; an aryloxycarbonylamino group; a sulfonamide group; a sulfamoylamino group; an azo group; an alkylthio group; an arylthio group; a heterocyclic thio group; an alkylsulfinyl group; an aryl sulfinyl group; an alkylsulfonyl group; an arylsulfonyl group; a sulfamoyl group; a sulfo group; a phosphonyl group; and a phosphonoylamino, and wherein the third substituent is unsubstituted or substituted with at least one substituent selected from the group consisting of the substituents from which the third sustituent is chosen.