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以纤维素为原料 ,NMMO为溶剂 ,用相转化法制备超滤膜 ,并研究了凝固浴浓度、温度、有机醇作凝固剂及铸膜液浓度对膜性能和结构的影响
Using cellulose as raw material and NMMO as solvent, the ultrafiltration membrane was prepared by phase inversion method. The effects of coagulation bath concentration, temperature, concentration of coagulant and casting solution on membrane properties and structure were studied