A study of porous support amine-RTILs binary system for CO2 capture

Min Xiao, Helei Liu*, Raphael Idem, Paitoon Tontiwachwuthikul, Zhiwu Liang

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this work, room temperature ionic liquids (RTILs) 1-butyl-3-methylimidazolium tetrafluoroborate ([BMIM]BF4) and 1-butyl-3-ethylimidazolium tetrafluoroborate ([BEIM]BF4) are synthesized. The cation structure of ionic liquids is confirmed by NMR spectroscopy. The thermal decomposition temperature of synthesized ionic liquids is measured and both ionic liquids show good thermal stability. The viscosity of ionic liquids is determined over the temperature range of 298 K to 353 K. A mixed system made by blending amine and ionic liquid is proposed for CO2 capture. Investigation of the performance of this binary system on a porous support medium for CO2 absorption shows that amine is able to greatly intensify the ionic liquids' ability to absorb CO2. Furthermore, when blending tertiary amine and ionic liquids to absorb CO2, it was found that only physical absorption takes place and that the viscosity of the absorbent increases slightly after CO2 absorption. Based on the results of this work, the binary system of tertiary amine and RTILs is proven to be an alternative absorbent for CO2 capture.

源语言英语
主期刊名International Congress on Energy 2016, ICE 2016 - Topical Conference at the 2016 AIChE Annual Meeting
出版商AIChE
913-919
页数7
ISBN(电子版)9781510834200
出版状态已出版 - 2016
已对外发布
活动International Congress on Energy 2016, ICE 2016 - Topical Conference at the 2016 AIChE Annual Meeting - San Francisco, 美国
期限: 13 11月 201618 11月 2016

出版系列

姓名International Congress on Energy 2016, ICE 2016 - Topical Conference at the 2016 AIChE Annual Meeting
2

会议

会议International Congress on Energy 2016, ICE 2016 - Topical Conference at the 2016 AIChE Annual Meeting
国家/地区美国
San Francisco
时期13/11/1618/11/16

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