该专利涉及粘土的泡沫浮选。该药剂也可用于浮选铜、铁、稀有金属和稀土金属的非硫化矿物。高岭粘土常含有锐钛矿(TiO_2)和铁矿物等杂质。这些杂质影响了粘土的色泽,这样的粘土不能用于洁净度和光泽度要求高的场合。脱除这些杂质可采用各种方法,如采用添加脂肪酸溚油的浮选方法。该 This patent relates to froth flotation of clays. The agent can also be used for the flotation of non-sulfide minerals such as copper, iron, rare metals and rare earth metals. Kaolin clay often contains anatase (TiO2) and iron minerals and other impurities. These impurities affect the color of clay, such clay can not be used for demanding cleanliness and gloss occasions. Various methods can be used to remove these impurities, such as the flotation method of adding fatty acid emu oil. This