Hydroxamic acid is a new prepared high efficiency flocculant abroad recently and has excellent flocculation ability for red mud settling in Bayer process.

• 氧肟酸型絮凝剂是近年来国外研制出的一种新型高效絮凝剂,在铝土矿制备氧化铝生产中对赤泥颗粒有很强的聚合力。