Metallocene compound and preparation method therefor
US10618924B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Feb 18, 2016 |
| Grant date | Apr 14, 2020 |
| Priority date | — |
| Expiry date | May 1, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2420/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A preparation method for a metallocene compound is provided. The method includes: stirring at least one compound I among compounds expressed by the following chemical formula (I) and a hydrogenation reaction catalyst of 0.10 to 0.55 parts by weight based on 100 parts by weight of the compound I under a hydrogen atmosphere; and obtaining a metallocene compound containing at least one first compound among the compounds expressed by the following chemical formula (1). Chemical formula (I) and (1) are provided in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.