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Skip to Search Results- 2Asphaltene model compound
- 2Water-in-oil emulsions
- 1Addition reaction supression
- 1Bitumen recovery
- 1Demulsification
- 1Ethylcellulose, bitumen recovery
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Fall 2012
Recently, a commercially available biodegradable polymer, ethyl cellulose (EC) has been found to be effective in destabilizing water-in-diluted bitumen emulsions. In this study, the role of hydroxyl content and molecular weight of ECs and the effect of mixing and operating temperature in...
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Suppression of addition reactions of asphaltene model compound during hydrogenation with sulfided iron catalyst
DownloadFall 2013
A model compound is used to probe the chemical and physical behaviors of asphaltene. Hydrogenation reactions were conducted in a batch microreactor at 430℃, 13.9 MPa H2 for 30 min using a solution of 1,3,6,8-tetrahexylpyrene in tetralin. Sulfided iron was prepared on α-alumina, γ-alumina and...
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Fall 2015
Water-in-oil (W/O) emulsions create many processing problems in petroleum industry. The enhanced stability of droplets and poor separation of emulsions are often associated with the interfacial accumulation of asphaltenes. The complex nature of asphaltenes has complicated the understanding of...