Process for the production of multimodal ethylene-based polymers
US11680119B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Dec 19, 2018 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Apr 22, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2308/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Embodiments of a method of producing a multimodal ethylene-based polymer comprising a first catalyst and a second catalyst in a first solution polymerization reactor and a third catalyst in a second solution polymerization reactor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.