申请人:CIBA-GEIGY AG
公开号:EP0517513A2
公开(公告)日:1992-12-09
Process for the production of a flocculation-resistant pigment, comprising after-treating an arylamide pigment which has been subjected to a dyestuff treatment, the after-treatment comprising a further treatment of the dyestuff-treated arylamide pigment with an arylamide yellow dyestuff, under alkaline conditions at elevated temperature.
抗絮凝颜料的生产工艺,包括对经过染料处理的芳酰胺颜料进行后处理,后处理包括在高温碱性条件下用一种芳酰胺黄色染料进一步处理经过染料处理的芳酰胺颜料。