申请人:Basell Polyolefine GmbH
公开号:US07858717B2
公开(公告)日:2010-12-28
A bridged metallocene compound of formula (I)
wherein:
M is an atom of a transition metal selected from those belonging to group 3, 4, or to the lanthanide or actinide groups in the Periodic Table of the Elements;
X, equal to or different from each other, is a hydrogen atom, a halogen atom, a R, OR, OSO2CF3, OCOR, SR, NR2 or PR2 group; L is a divalent bridging group;
R1 and R2, equal to each other, are C1-C40 hydrocarbon radical; R3 is hydrogen or a are C1-C40 hydrocarbon radical and W is an aromatic 5 or 6 membered ring.
化合物I的桥联茂金属化合物的化学式如下:
其中:
M是从元素周期表中属于3、4组或镧系或锕系元素的过渡金属原子;
X是相同或不同的氢原子、卤素原子、R、OR、OSO2CF3、OCOR、SR、NR2或PR2基团;
L是二价桥联基团;
R1和R2相等,是C1-C40烃基;
R3是氢原子或C1-C40烃基;
W是芳香性的5或6元环。