表面喷涂壳聚糖溶液对聚偏氟乙烯多孔膜的结构和性能的影响

成世杰, 王晨洋, 殷舒怡, 张宏伟, 左丹英

Effect of Surface Spraying Chitosan Solution on Structure and Properties of Polyvinylidene Fluoride Porous Membrane

CHENG Shijie, WANG Chenyang, YIN Shuyi, ZHANG Hongwei, ZUO Danying

表1 喷涂不同体积CS溶液的PVDF膜的性质

Table 1 Properties of PVDF membranes with different spraying volumes of CS solution

Sample	Spraying volume of CS solution	CS content /%	Porosity/%	Mean pore diameter/μm	Membrane thickness/μm	Contact angle /(°)
PM0	0 mL	0	85.78	0.47	90	82.565
PM2	2 mL	1.09	90.94	0.72	100	67.070
PM4	4 mL	2.22	91.42	0.74	100	66.950
PM6	6 mL	3.34	89.48	0.72	90	66.251