i-PP/m-EPR reactor alloy were prepared through ethylene/propylene slurry copolymerization catalyzed by metallocene(rac-Et(Ind)_2ZrCl_2)supported on porous iPP p
<正>We use the pruned-enriched Rosenbluth method to investigate systematically the segment density profiles of compact polymer chains confined between two paral
<正>In order to improve the tensile properties of poly(ethylene terephthalate)(PET), we used the direct esterification method to synthesize PET in a home-made f