Once the asphaltene
and resin data were fitted, the number of terminators and propagators in the mixtures of asphaltenes
and resins was calculated.
The liquid products obtained from the liquefaction process were separated into oils (hexane soluble), asphaltene
(toluene soluble but hexane insoluble) and preasphaltene (THF soluble but toluene insoluble), depending on the differences in their solubility.
Harmonite is an asphaltene
and resin rich product; a high molecular weight complex mixture in which lighter weight fractions have been driven off due to natural oxidative aging and patented high heat processing steps.
PVTSIM is reservoir engineering software developed by Calsep A/S, and has been used by consulting Engineers in QP's FD and FO Reservoir groups to predict asphaltene
precipitation using QP data.
Standardization of the spectroscopy method UV-Visible to determine the asphaltene
content in heavy crude oils
Automated High-Performance Liquid Chromatography Saturate, Aromatic, Resin, and Asphaltene
Separation (TechBrief) Publication Number: FHWA HRT 15-055
Chemical analysis of the shipment revealed that the heavy fuel oil (mazut) supplied by Vitol contained asphaltene
well in excess of the specifications.
In the experiment, the sulfonated modified asphalt is composed of four parts, which are saturated, aromatic, colloid, and asphaltene
with SBS polymer and light calcium carbonate added at the same time.
Citations on different models of the asphaltene
structure are found, being one of them a model that considers a pillared layers of aromatic structures array (Leyva et al.
Crude oil is a complicated complex of various compounds including hydrocarbons, nitrogen, sulfur and vanadium that the hydrocarbons including aromatic compounds, aliphatic and asphaltene
2009), studying asphaltene
, found that the absorption of C=O tends to decrease with increasing biodegradation.
It indicates that at such high temperature in molten asphalt PPO could be synthesized from DMP with collaboration of vanadium and some amines in asphaltene
of asphalt such as TMEDA-like amino compounds [27, 28].