Experimental study of the influence of solvent and asphaltenes on liquid-solid phase behavior of paraffinic model systems by using DSC and FT-IR techniques
被引:40
作者:
Alberto Alcazar-Vara, Luis
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Inst Mexicano Petr, Programa Acad Posgrad, Mexico City 07730, DF, MexicoInst Mexicano Petr, Programa Ingn Mol, Mexico City 07730, DF, Mexico
Alberto Alcazar-Vara, Luis
[2
]
Buenrostro-Gonzalez, Eduardo
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Inst Mexicano Petr, Programa Ingn Mol, Mexico City 07730, DF, MexicoInst Mexicano Petr, Programa Ingn Mol, Mexico City 07730, DF, Mexico
Buenrostro-Gonzalez, Eduardo
[1
]
机构:
[1] Inst Mexicano Petr, Programa Ingn Mol, Mexico City 07730, DF, Mexico
[2] Inst Mexicano Petr, Programa Acad Posgrad, Mexico City 07730, DF, Mexico
This experimental work presents the results of a study about the liquid-solid phase behavior of high molecular weight n-paraffins (C-24-C-28 mixture and C-36 pure) in aliphatic (n-decane and squalane) and aromatic (xylene and 1-phenyl dodecane) solvents. The effect of asphaltenes of different chemical nature over the liquid-solid behavior of heavy n-paraffins is also studied. Differential Scanning Calorimetry (DSC) was used to obtain the phase transitions onsets and enthalpies as well as the wax solubility curves. Crystallinity was studied by using both DSC and Infrared Spectroscopy (FT-IR) techniques. The results obtained and presented in this study showed that both, solvent and asphaltenes as well as their chemical nature have a significant effect on paraffin crystallization process.
机构:
Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Coto, Baudilio
;
Martos, Carmen
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Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Martos, Carmen
;
Pena, Jose L.
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Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Pena, Jose L.
;
Espada, Juan J.
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Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Espada, Juan J.
;
Robustillo, Maria D.
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Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
机构:
Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Coto, Baudilio
;
Martos, Carmen
论文数: 0引用数: 0
h-index: 0
机构:
Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Martos, Carmen
;
Pena, Jose L.
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h-index: 0
机构:
Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Pena, Jose L.
;
Espada, Juan J.
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h-index: 0
机构:
Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain
Espada, Juan J.
;
Robustillo, Maria D.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, SpainUniv Rey Juan Carlos, ESCET, Dept Chem & Environm Technol, Madrid 28933, Spain