Stable solutions of tetra(hydrocarbyl)metal compounds and use thereof for catalyst preparation
US5192730A · kind A · utility
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11References
14Claims
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Key dates
| Filing date | Nov 13, 1991 |
| Grant date | Mar 9, 1993 |
| Priority date | — |
| Expiry date | Nov 13, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F4/619
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for preparing chemically stable compositions of tetra(hydrocarbyl)metallic compounds in solution, and an improved process for the preparation of active 1-olefin polymerization catalysts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.