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An ink composition which comprises an aliphatic hydrocarbon solvent having dissolved therein a resinous binder and a modified dye, said modified dye being a reaction product obtained by reacting a dye having at least one group of -CO2M and -SO3M in the molecule wherein M is an alkali metal with an o...

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1. Verfasser: MIYATA, FUMIO, KYOTO (JAPAN)
Format: Patent
Sprache:ger
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Zusammenfassung:An ink composition which comprises an aliphatic hydrocarbon solvent having dissolved therein a resinous binder and a modified dye, said modified dye being a reaction product obtained by reacting a dye having at least one group of -CO2M and -SO3M in the molecule wherein M is an alkali metal with an organic ammonium compound.