Keywords electrospinning;polyvinylidene fluoride;polyvinylidene fluoride-hexafluoropropylene copolymer;specific viscosity;entanglement concentration;poor solvent;

• 静电纺丝;聚偏氟乙烯;聚偏氟乙烯-六氟丙烯共聚物;增比粘度;缠结浓度;非良溶剂;