Catalysts
US11807655B2 · kind B2 · utility
1Cited by
4References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2017 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Jan 23, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Claimed are metallocene-complexes of formula (I) [formula (I′)] wherein M is Hf or Zr, L is a bridge comprising 1-2 C- or Si-atoms, The other variables are as defined in the claims.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.