Catalyst containing novel transition metal compound for polymerization of olefins
US6352953B1 · kind B1 · utility
25Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2000 |
| Grant date | Mar 5, 2002 |
| Priority date | — |
| Expiry date | Oct 9, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/943
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed is a novel transition metal composition of a metaracycle structure represented by the formula wherein M1 is an element of Group IVB in the Periodic Table, M2 is an element of Group IIIA in the Periodic Table, R1 and R2 each are for instance a cyclopentadienyl group, R3 and R4 each are for instance a hydrocarbon group, R5 and R6 each are a hydrogen atom and R7 and R8 indicate an indan ring formed by bonding to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.