Indenyl compounds for the polymerization of olefins
US6342622B1 · kind B1 · utility
23Cited by
6References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2000 |
| Grant date | Jan 29, 2002 |
| Priority date | — |
| Expiry date | Jun 12, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/943
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Indenyl compound of formula (1) wherein:M is a transition metal from the lanthanides or from group 3, 4, 5 or 6 of the Periodic System of Elements,Q is an anionic ligand to M,k is the number of Q groups,R is a bridging groupand Z and X are substituents, wherein R contains at least one sp2-hybridized carbon atom that is bonded to the indenyl group at the 2-position with the exclusion of Ti(deshydronorbiphenacene) dichloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.