This invention relates to coppered azo dyestuffs containing an alkyl-, aryl or alkoxyalkyl sulfamyl group on one moiety of the molecule and an alkyl-, aryl or alkoxyalkyl ammonium sulfonate or carboxylate group on the other moiety. The invention also relates to various intermediates, to compositions and to processes for preparing the metalized dyestuffs. The compounds are particularly suited for the application in laquers, ink-jet inks and electrographic toners.
本发明涉及
铜化偶氮
染料,其分子的一个分子上含有烷基、芳基或烷氧基烷基磺酰胺基团,另一个分子上含有烷基、芳基或烷氧基烷基
磺酸铵或
羧酸铵基团。本发明还涉及各种中间体、组合物和制备
金属化
染料的工艺。这些化合物尤其适用于涂料、喷墨墨
水和电子照相调色剂。