Hydrotropic composition and its uses
US10995275B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Jan 11, 2018 |
| Grant date | May 4, 2021 |
| Priority date | — |
| Expiry date | Jan 11, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C279/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A hydrotropic composition including at least one surface active cationic component, which is selected from a group of cholinium, guadinium or tetramethylguadinium, preferably cholinium, and a straight or branched carboxylate anion having at least six carbon atoms and its uses, for treating of oil sands or the like, for treating tailings from separation of bitumen, asphaltenes or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.