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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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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. |
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