Transition metal complexes, ligands, catalysts for olefin polymerization, and process for production of olefin polymers
申请人:Hanaoka Hidenori
公开号:US20060111525A1
公开(公告)日:2006-05-25
A transition metal complex represented by the formula (1):
wherein M is a Group 4 transition metal, A is a Group 16 element, B is a Group 14 element, n is an integer of 0 or 1, R
1
, R
2
, R
3
and R
4
may be the same or different and each independently denotes a substituent selected from the group consisting of the groups (I) and (II):
group (I): hydrogen, alkyl and so on group (II): alkoxy, alkylthio and so on,
provided that at least one of R
1
, R
2
, R
3
and R
4
is a substituent selected from group (II);
R
5
, R
6
, R
7
, R
8
R
9
, R
10
, X
1
and X
2
may be the same or different and are each hydrogen, halogen, alkyl or the like; and a catalyst for olefin polymerization comprising said complex, an organoaluminum compound and a boron compound are provided.
Transition metal complexes, ligands, polymerization catalysts for olefins, and process for production of olefin polymers
申请人:Hanaoka Hidenori
公开号:US20050154158A1
公开(公告)日:2005-07-14
A transition metal complex represented by the formula (1):
wherein M is a Group 4 transition metal, A is a Group 16 element, B is a Group 14 element, n is an integer of 0 or 1, R
1
, R
2
, R
3
and R
4
may be the same or different and each independently denotes a substituent selected from the group consisting of the groups (I) and (II):
group (I): hydrogen, alkyl and so on, group (II): alkoxy, alkylthio and so on,
provided that at least one of R
1
, R
2
, R
3
and R
4
is a substituent selected from group (II);
R
5
, R
6
, R
7
, R
8
, R
9
, R
10
, X
1
and X
2
may be the same or different and are each hydrogen, halogen, alkyd or the like; and a catalyst for olefin polymerization comprising said complex, an organoaluminum compound and a boron compound are provided.