申请人:ExxonMobil Chemical Patents Inc.
公开号:US20150183893A1
公开(公告)日:2015-07-02
The invention relates to a novel group bridged metallocene transition metal complexes, wherein the complex includes at least one indenyl ligand substituted at the 4-position with a phenyl group, the 4-phenyl group being preferably substituted at the 3′, 4′, and 5′ positions with particular combinations of substituents, particularly wherein the 4′-substituent is a group of the formula (XR′
n
)
−
, wherein X is a Group 14-17 heteroatom having an atomic weight of 13 to 79 and R′ is one of a hydrogen atom, halogen atom, a C
1
-C
10
alkyl group, or a C
6
-C
10
aryl group and n is 0, 1, 2, or 3. Catalyst systems including the transition metal complex, polymerization processes using the transition metal complex, and polymers made using the transition metal complex are also described.
本发明涉及一种新型的群桥联合的过渡金属茂金属配合物,其中该配合物包括至少一种在4位处被苯基取代的茚基配体,其中4-苯基基团最好在3'、4'和5'位被特定的取代基组合所取代,特别是其中4'-取代基是公式(XR'n)-的一个基团,其中X是原子量为13至79的14-17族杂原子之一,R'是氢原子、卤素原子、C1-C10烷基或C6-C10芳基之一,n为0、1、2或3。还描述了包括过渡金属配合物的催化剂体系、使用过渡金属配合物的聚合过程以及使用过渡金属配合物制备的聚合物。