By study of hydroxamic acid synthesis and red mud settling behavior,its high clarified degree was described.And it can provide reference to alumina production.

• 通过对氧肟酸型絮凝剂的合成及对赤泥沉降性能的研究,说明该絮凝剂具有澄清度高的优点,为氧化铝的生产应用提供参考。