Preparation of pigment concentrates
    2.
    发明授权
    Preparation of pigment concentrates 失效
    颜料浓缩物的制备

    公开(公告)号:US4244863A

    公开(公告)日:1981-01-13

    申请号:US936063

    申请日:1978-08-23

    摘要: The application relates to a process for the preparation of pigment concentrates, preferably pulverulent pigment concentrates, which is characterized in that the polymer present in an intimate mixture, free from non-ionic surface-active agents, of an aqueous pigment suspension and an aqueous latex of a polymer or polycondensate containing carboxyl groups, or an aqueous solution of a polymer or polycondensate containing carboxyl groups, is coagulated by adding an electrolyte, while thoroughly mixing intensively, and the coagulate containing the pigment is then separated off in a known manner and optionally dried.The pigment concentrates are suitable for pigmenting aqueous media and printing pastes for pigment printing of textiles.

    摘要翻译: 本申请涉及制备颜料浓缩物,优选粉状颜料浓缩物的方法,其特征在于存在于水性颜料悬浮液和水性乳液中的非离子表面活性剂的紧密混合物中存在的聚合物 的包含羧基的聚合物或缩聚物或含羧基的聚合物或缩聚物的水溶液通过加入电解质而凝结,同时充分混合,然后以已知方式和任选地分离含有颜料的凝结物 干了 颜料浓缩物适用于水性介质的着色和用于纺织品的颜料印刷的印刷浆料。