Carbon dioxide viscosification by polyolefins
US11859127B2 · kind B2 · utility
1Cited by
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5Claims
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Key dates
| Filing date | Aug 9, 2023 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Aug 9, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P90/70
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition including a major amount of carbon dioxide and at least one branched polyolefin polymer is described, as well as methods of making and using the composition, such as in increasing the viscosity of carbon dioxide for use in carbon sequestration and/or enhanced oil recovery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.