纳米三氧化二铝
纳米三氧化二铝-
纳米三氧化二铝的添加，能够增加PVDF的比面积。
Adding nano-Al2O3 could increase the specific surface area of PVDF .
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本论文研究了在聚偏氟乙烯（PVDF）铸膜液中添加无机纳米三氧化二铝粒子和二氧化钛粒子，采用干-湿法纺丝制备γ-Al2O3/PVDF和TiO2/PVDF复合中空纤维膜的方法。
The preparation of r - A12O3 / PVDF and TiO2 / PVDF composite hollow fiber membrane were investigated in this dissertation . The nano-particle r - Al2O3 and TiO2 was added into the spinning solution , then the membrane was made by the way of dry-wet spinning method .