Process for polymerization in a fluidized bed reactor
US9708427B2 · kind B2 · utility
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25Claims
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Key dates
| Filing date | May 24, 2016 |
| Grant date | Jul 18, 2017 |
| Priority date | — |
| Expiry date | May 24, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L23/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polymerization process for stable gas phase reactor start-up when making ethylene copolymers having relatively high molecular weight distribution and melt flow ratio.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.