Activating agents for hafnium-based metallocene components
US9683056B2 · kind B2 · utility
0Cited by
0References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2015 |
| Grant date | Jun 20, 2017 |
| Priority date | — |
| Expiry date | Oct 13, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/943
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention discloses an active metallocene catalyst system prepared with a hafnium-based metallocene catalyst system and an activating agent comprising an aluminoxane and a sterically hindered Lewis base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.