Acrylic Superaborbent Polymer(SAP) particles was treated by HA solution to modify it, influence of HA on absorbency, swelling rate and structure were studied.

• 采用腐殖酸(HA)溶液处理丙烯酸类超强吸水树脂颗粒,对丙烯酸类超强吸水树脂颗粒进行表面接枝改性,研究了HA表面改性对丙烯酸类超强吸水树脂颗粒吸水性能、吸水速度以及表面结构的影响。