<正> 1 INTRODUCTIONIn 1984,GFT Company,the leader in using PVApervaporation membrane for dehydration of alcohol-water mixtures,sets up the first industrial perv
The kinetic study of the anionic polymerization of isoprens is carried out in tetrahy-drofuran(THF), using n-BuLi as initiator. Kinetic parameters are obtained,
Methods for promoting product and reducing energy consumption in a solvent dewaxing device are putforward.Then,the authors mainly discuss about adaptive databas
The studies for raising potash feldspar utilization ratio by physical, biological and chemical methods are carried out in laboratory and the results are present