合成了带有邻双(芳基)膦基苯酚配体的 Ni(II) 配合物作为乙烯和丙烯酸烷基酯共聚的催化剂。当 P 键合的芳基为 2,6-二甲氧基苯基时,甲氧基中的一个氧原子与镍中心在其顶端位置配位。这种配合物是一种高活性催化剂,不含任何活化剂,可得到高度线性和高分子量的共聚物。共聚物的结构由 1 H 和 13 C NMR 确定,以阐明丙烯酸烷基酯共聚单体引入主链,并且共聚物的结构受配体中芳基结构的显着影响。
NOVEL METAL COMPLEX AND METHOD FOR PRODUCING ALPHA-OLEFIN POLYMER AND METHOD FOR PRODUCING ALPHA-OLEFIN/(METH)ACRYLATE COPOLYMER USING THE SAME
申请人:Shimizu Fumihiko
公开号:US20110213110A1
公开(公告)日:2011-09-01
A novel catalyst component for producing a crystalline α-olefin polymer or α-olefin/(meth)acrylate copolymer having few branches, especially a polymer having a high molecular weight, and a method for producing an α-olefin polymer or an α-olefin/(meth)acrylate copolymer using the catalyst component.
A metal complex represented by the following general formula (D), as well as a method for producing an α-olefin polymer and a method for producing an α-olefin/(meth)acrylate copolymer using the metal complex.