【正文】
總結,能夠?qū)PS的應用以及未來的改性研究方向做一個概括。并最終使sPS的研究成果服務于國民經(jīng)濟的發(fā)展。關鍵詞:間規(guī)聚苯乙烯,改性,接枝,共聚, 指導老師簽名:Progress in Modification of Syndiotactic PolystyreneStudent name: Dong dong Chen Class:0881021 Supervisor: Zhong WeiAbstract: Syndiotactic polystyrene (sPS) is a new engineer polymer. Which has been prepared by metallocence catalysts .Compared with the general polystyrene,sPS has many excellent properties, such as high melting point (about270℃),high degree of crystallinity and rapid crystallization r