The reactivity raios of the trinary system of triallyl isocyanurate,divinylbenzene and vinyl acetate were calculated from the Q and e values determined by otherinvestigators. According to these raios, the terpolymeriz...The reactivity raios of the trinary system of triallyl isocyanurate,divinylbenzene and vinyl acetate were calculated from the Q and e values determined by otherinvestigators. According to these raios, the terpolymerization of these mononzerswas predicted possible and the polymerization was cabaied out by suspension polymerizatlon wash toluene and gasoline as extenders, forming spherical macroporousterpolymers. The in fluences of the amount of the extenders and the crosslinking degree on the pore propertities were studied. The result showed that under adequatereaction conditions, this polymerizofion system could produce macroporous copolymers with very high surface area (>1000m2/g) which have never been actained inother polymerization system nsing silimar polymerization technique. This was mostprobably caused by the formation of some linear or branched poly (vinyl acetate )during the polymerization process because of the poor copolymerizing ability of vinylacetate. This linear or branched polymer acted as an extender and formed a trinarypore producing reagent with toluene and gasoline.展开更多
文摘The reactivity raios of the trinary system of triallyl isocyanurate,divinylbenzene and vinyl acetate were calculated from the Q and e values determined by otherinvestigators. According to these raios, the terpolymerization of these mononzerswas predicted possible and the polymerization was cabaied out by suspension polymerizatlon wash toluene and gasoline as extenders, forming spherical macroporousterpolymers. The in fluences of the amount of the extenders and the crosslinking degree on the pore propertities were studied. The result showed that under adequatereaction conditions, this polymerizofion system could produce macroporous copolymers with very high surface area (>1000m2/g) which have never been actained inother polymerization system nsing silimar polymerization technique. This was mostprobably caused by the formation of some linear or branched poly (vinyl acetate )during the polymerization process because of the poor copolymerizing ability of vinylacetate. This linear or branched polymer acted as an extender and formed a trinarypore producing reagent with toluene and gasoline.
