Synthesis of ANSA-metallocene catalysts
US5495035A · kind A · utility
13Cited by
9References
20Claims
0Family size
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Key dates
| Filing date | Jun 1, 1994 |
| Grant date | Feb 27, 1996 |
| Priority date | — |
| Expiry date | Jun 1, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F4/61927
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process of preparing in high yield ansa-metallocene complexes and rac-ansa-metallocene complexes by reacting an ansa-bis-cyclopentadiene compound with a metal amide complex.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.