发明名称 Method of producing cyclic olefin polymers having polar functional groups, olefin polymer produced using the method and optical anisotropic film comprising the same
摘要 A method of producing a cyclic olefin polymer having a polar functional group and a high molecular weight with a high yield in which a catalyst is not deactivated due to polar functional groups, moisture and oxygen is provided. According to the olefin polymerization method, deactivation of a catalyst due to polar functional groups of monomers can be prevented, and thus a polyolefin having a high molecular weight can be prepared with a high yield, and the ratio of catalyst to monomer can be less than 1/5000 due to good activity of the catalyst, and thus removal of catalyst residues is not required.
申请公布号 US2009192277(A1) 申请公布日期 2009.07.30
申请号 US20050585358 申请日期 2005.07.05
申请人 YOON SUNG CHEOL;WON YOUNG CHUL;PARK YOUNG WHAN;CHUN SUNG HO;CHOI DAI SEUNG;KIM WON KOOK;LIM TAE SUN;KIM HEON;LEE JUNG MIN;PAIK KYUNG LIM 发明人 YOON SUNG CHEOL;WON YOUNG CHUL;PARK YOUNG WHAN;CHUN SUNG HO;CHOI DAI SEUNG;KIM WON KOOK;LIM TAE SUN;KIM HEON;LEE JUNG MIN;PAIK KYUNG LIM
分类号 C08F4/80 主分类号 C08F4/80
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