为提高银粉在有机相中的润湿性,根据Washburn方程,采用透过高度法测定二丙二醇丙醚、丁基卡必醇醋酸酯和松油醇3种溶剂对银粉的润湿角,并在3种溶剂中分别加入辛酸、三乙醇胺、失水山梨醇三油酸酯和BYK182 4种分散剂观察润湿角的变化.结果表明:松油醇对银粉的浸润性最好,将非离子型高分子表面活性剂BYK182加入二丙二醇丙醚和丁基卡必醇醋酸酯2种溶剂中可以改善对银粉的润湿性.
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