Invention Grant
- Patent Title: Absorbent solution containing a thiadiazole-derived degradation inhibitor and method for limiting the degradation of an absorbent solution
- Patent Title (中): 含有噻二唑衍生的降解抑制剂的吸收剂和限制吸收剂溶液降解的方法
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Application No.: US13001239Application Date: 2009-06-23
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Publication No.: US08765088B2Publication Date: 2014-07-01
- Inventor: Pierre-Louis Carrette , Bruno Delfort
- Applicant: Pierre-Louis Carrette , Bruno Delfort
- Applicant Address: FR Rueil Malmaison Cedex
- Assignee: IFP Energies nouvelles
- Current Assignee: IFP Energies nouvelles
- Current Assignee Address: FR Rueil Malmaison Cedex
- Agency: Antonelli, Terry, Stout & Kraus, LLP.
- Priority: FR0803683 20080627
- International Application: PCT/FR2009/000775 WO 20090623
- International Announcement: WO2009/156619 WO 20091230
- Main IPC: B01D53/40
- IPC: B01D53/40 ; C07D285/125 ; C07D417/02 ; C07D487/12 ; C07D487/14 ; C09K3/00 ; B01D53/52 ; B01D53/62 ; B01D53/78
Abstract:
The degradation of an absorbent solution comprising organic compounds having a amine function in aqueous solution is substantially reduced in the presence of a small amount of thiadiazole-derived degradation inhibiting agents defined by the general formula as follows: The absorbent solution is used to deacidize a gaseous effluent.
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