Catalyst components for the polymerization of olefins
US9644051B2 · kind B2 · utility
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Key dates
| Filing date | May 15, 2014 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | May 15, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C333/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I)In which X and Y are selected from, R1, and —OR1 and —NR2, B is oxygen or sulphur S is sulphur, R1 is selected from C1-C15 hydrocarbon groups, optionally contain a heteroatom selected from halogen, P, S, N, O and Si, which can be fused together to form one or more cycles, R is hydrogen or R1 and A is a bivalent bridging group with chain length between the two bridging bonds being 1-10 atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.