Chemical changes of the membrane surface were confirmed by attenuated total reflectance Fourier transform infrared spectroscopy (ATR/FT-IR) and X-ray photoelectron spectroscopy (XPS).

• 采用衰减全反射红外光谱(ATR/FT-IR)、X-射线光电子能谱(XPS)、扫描电镜(SEM)、接触角、气体渗透、水通量、蛋白质吸附及血小板黏附等手段对制备的PNVP接枝改性聚丙烯微孔膜进行了结构表征和性能测定。