Absorbent liquid for CO2 and/or H2S, and apparatus and method using same
US10857502B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Sep 23, 2016 |
| Grant date | Dec 8, 2020 |
| Priority date | — |
| Expiry date | Sep 23, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/151
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An absorbent liquid which absorbs at least one of CO2 and H2S from a gas, including a secondary linear monoamine; a tertiary linear monoamine or a sterically hindered primary monoamine; and a secondary cyclic diamine, wherein a concentration of each of the secondary linear monoamine, the tertiary linear monoamine or the sterically hindered primary monoamine; and the secondary cyclic diamine is less than 30% by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.