Invention Grant
- Patent Title: Method to decrease decomposition products in solutions that absorb acidic gases such as carbon dioxide and the like in the presence of oxygen
- Patent Title (中): 在氧气存在下吸收酸性气体如二氧化碳等的溶液中分解产物的方法
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Application No.: US13132651Application Date: 2009-12-03
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Publication No.: US08945280B2Publication Date: 2015-02-03
- Inventor: Patrick E. Holub , Robert A. Grigsby, Jr. , Larry R. White , James E. Critchfield
- Applicant: Patrick E. Holub , Robert A. Grigsby, Jr. , Larry R. White , James E. Critchfield
- Applicant Address: US TX The Woodlands
- Assignee: Huntsman Petrochemical LLC
- Current Assignee: Huntsman Petrochemical LLC
- Current Assignee Address: US TX The Woodlands
- Agency: Huntsman International LLC
- International Application: PCT/US2009/066531 WO 20091203
- International Announcement: WO2010/077548 WO 20100708
- Main IPC: B01D53/14
- IPC: B01D53/14 ; C10G21/20 ; C02F1/26 ; C02F1/68 ; C02F101/38 ; C02F103/18 ; C02F103/34

Abstract:
An amine solvent solution that is useful in absorbing acid gases from a liquid or gas feed stream may have an amine additive added thereto. Additionally or alternatively, the amine additive may be added to a liquid or gas feed stream. The addition of the amine additive decreases the presence of amine-derived contaminants and/or degradation of amine in the amine solvent solution. As such, the amine solvent solution is available for effective reuse in treating the liquid or gas feed stream and there may be a decrease in the corrosion within an amine treating system.
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