While WCl<sub>6</sub>-Ph<sub>4</sub>Sn fails to polymerize 1-phenyl-1-propyne (PP) at room temperature, highmolecular weight (M<sub>w</sub> up to 410×10<sup>3
The copolymer of acrylic acid and acrylonitrile has been synthesized and pervaporation properties of the copolymeric membranes have been investigated. In order
Different proportions of β-cydodextrin and epichlorohydrin were used to prepare a group of β-cyclodextrin polymers. The relationship between the reaction exte