孔口改性相关论文
The performance of various types of zeolites for N2/O2 and CH4/N2 separation has been studied. The separation factors α......
采用Si(OCH3)4化学气相沉积方法精细调变HZSM-5孔径,焙烧后在沸石外表面上沉积一薄层氧化硅,使沸石孔口有控制地被缩小。制备了一系列氧化硅沉积量不......