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Amine-Grafted MCM-48 and Silica Xerogel as Superior Sorbents for Acidic Gas Removal from Natural Gas
Abstract
In an effort to develop selective solid sorbents for acidic gas (CO 2 and H 2 S) removal from natural gas mixtures, we synthesized amine-surface-modified silica xerogel and MCM-48 materials. With large amounts of basic amine groups on the surface, the sorbents are able to selectively bind the acidic gases CO 2 and H 2 S. High adsorption capacities and adsorption rates were obtained for both gases. The adsorption−desorption isotherms of the gases and thermogravimetric analysis of the sorbents showed that these sorbents can be regenerated completely under mild conditions such as those used in pressure swing or temperature swing adsorption processes. We have also investigated the effect of moisture on the adsorption of CO 2 and H 2 S by TPD-MS and infrared spectroscopy. The results indicated that the presence of water vapor doubled the amount of CO 2 adsorbed and barely affected the H 2 S adsorption.
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Cited by
Post-Combustion CO 2 Capture Using Solid Sorbents: A Review
Samanta, A., Zhao, A., Shimizu, G. K. H., Sarkar, P., & Gupta, R. (2012) · Industrial & Engineering Chemistry Research · doi:10.1021/ie200686q · Cited by 1,889
CO2 capture and separation technologies for end-of-pipe applications – A review
Olajire, A. A. (2010) · Energy · doi:10.1016/j.energy.2010.02.030 · Cited by 1,217
Sustainable porous carbons with a superior performance for CO2 capture
Sevilla, M., & Fuertes, A. B. (2011) · Energy & Environmental Science · doi:10.1039/c0ee00784f · Cited by 1,088
An Amine-Functionalized MIL-53 Metal−Organic Framework with Large Separation Power for CO 2 and CH 4
Couck, S., Denayer, J. F. M., Baron, G. V., Rémy, T., Gascon, J., & Kapteijn, F. (2009) · Journal of the American Chemical Society · doi:10.1021/ja900555r · Cited by 988
Natural gas origin, composition, and processing: A review
Faramawy, S., Zaki, T., & Sakr, A. A.-E. (2016) · Journal of Natural Gas Science and Engineering · doi:10.1016/j.jngse.2016.06.030 · Cited by 788
Metadata
- Authors
- Huang, H. Y., Yang, R. T., Chinn, D., & Munson, C. L.
- Venue
- Industrial & Engineering Chemistry Research
- Publisher
- American Chemical Society (ACS)
- Published
- 2002-10-26
- Volume
- 42
- Issue
- 12
- Pages
- 2427-2433
- ISSN
- 0888-5885 (ISSN-L)
- 1520-5045
- OpenAlex
- W2025686336
- Cited by
- 713
- References
- 0
- FWCI
- 21.35
- Type
- journal article
- Language
- en
- Open access
- closed
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- Huang, H. Y., Yang, R. T., Chinn, D., & Munson, C. L. (2003). Amine-Grafted MCM-48 and Silica Xerogel as Superior Sorbents for Acidic Gas Removal from Natural Gas. Industrial & Engineering Chemistry Research. https://doi.org/10.1021/ie020440u
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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).
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