The key project supported by the Tianjin special fund for technical innovation,a pilot unit of 1500 t/a propylene ox- ide through direct epoxidation of propylene has been con- structed and put on stream in Tianjin.Thi...
Four complexes K8[P2W 17TiO 62]·5H2O, K8[P2W 17TiO 61]·9H2O, K8[P2W 17TiO 62]·7H2O and K8[P2W 17(ZrO2)O 61]·4H2O were synthesized by the cubic selective method and characte- rized by IR and UV spectroscopy, pola...