王西贤,王冰冰,方书新,云付成,贾琳,张海霞

• 1:河南工程学院纺织学院

摘要(Abstract)：

为了制备高效低阻的纳米纤维空气过滤膜,采用静电纺丝技术,以钛酸钡(BaTiO_3)作为驻极体,制备了不同质量分数、不同纺丝时间的PVDF/BaTiO_3复合驻极纳米纤维膜,并对其微观结构、表面化学结构、透气性能、透湿性能、过滤性能进行了研究分析。结果发现:当BaTiO_3的质量分数为0.8%、纺丝时间为40 min时,制备的PVDF/BaTiO_3复合纳米纤维滤膜性能达到最优,此时纳米纤维滤膜的透气率最大达369 mm/s,透湿量最大达4 672.79 g/(m~2·d),过滤效率为76.8%,阻力压降为11.76 Pa,品质因子最大值达0.124 2。

关键词(KeyWords)： 聚偏氟乙烯;钛酸钡;纳米纤维;过滤效率;阻力压降

Abstract:

Keywords:

基金项目(Foundation): 河南省青年人才托举工程项目(2019HYTP011);; 河南省高校重点科研项目(19A540002)

作者(Author): 王西贤,王冰冰,方书新,云付成,贾琳,张海霞

DOI: 10.16203/j.cnki.41-1397/n.2020.02.001

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