Siloxane hybrid membranes for enhanced natural gas liquid recovery
US11667755B2 · kind B2 · utility
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36Claims
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Key dates
| Filing date | Jan 4, 2021 |
| Grant date | Jun 6, 2023 |
| Priority date | — |
| Expiry date | Aug 22, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This disclosure relates to functionalized polyhedral oligomeric silsesquioxanes (POSS) and polymeric membranes containing the functionalized POSS. This disclosure also relates to methods of using the membranes for natural gas liquid recovery, such as removal and recovery of C3+ hydrocarbons from natural gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.