The design features of 8 Mt/a atmospheric and vacuum distillation unit (Ⅲ) in Zhenhai Refiningand Chemical Company are presented and various process schemes ar
A 500kt/a purified PTA plant will be built by Sanxin Chemical Company recently in Shaoxing, Zhejiang. The project is located in the coastal industrial park of S
A Ti/Si complex zeolite has been prepared. X-ray diffraction and infrared spectrometry study has shown that two structures, namely the ZSM-5 and MCM-41, exist i