以苯酚、溴素、双氧水、三氯氧磷、三聚氰胺等为原料,经三步合成含磷-氮-溴膨胀型阻燃剂双-(2,4,6-三溴苯基)磷酸二酯二三聚氰胺盐......

The based membrane extraction of Th(IV) and Yb(III) was studied with HBTMPP in heptane. The separation process of Th(IV)......