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September 12, 2025Journal of Physics Conference SeriesOpen Access

Effect of Asphaltene Structural Characteristics on Low-temperature Rheology of Waxy model Oils

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Authors

WLWeiyu LiCLChuanxian LiFYFei Yang

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Overview

Analysis reveals how asphaltenes interact with waxes to affect low-temperature rheological properties.

Key Points

  • Asphaltenes influence the flow and gelation behavior of waxy oils at low temperatures, modifying rheological properties significantly.
  • Waxes with higher carbon numbers diminish the effectiveness of asphaltenes as pour point depressants, impacting their modifying capabilities.
  • The structure of asphaltenes, particularly their aliphaticity, plays a crucial role in their interaction with wax and modification of waxy oil properties.
  • Characterization techniques, including wax crystal micrographs, highlight the structural design influences on pour point depressants in oils.

Cite This Study

Li et al. (2025) studied this question.

synapsesocial.com/papers/68d44a4731b076d99fa53c32https://doi.org/10.1088/1742-6596/3048/1/012061
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Alterations in paraffin wax crystal networks induced by asphaltenes and pour point depressants, investigated by atomic force microscopy2024 · 4 citations
  2. 2Effect of Asphaltenes and Asphaltene Dispersants on Wax Precipitation and Treatment2024 · 2 citations
  3. 3Low-Temperature Rheological Behavior and Wax Deposition Control in High-Paraffin Blended Crude Oils Using Chemical Additives2026
  4. 4Influence of Strongly and Weakly Interfacially Active Asphaltene Particles on Solubility and Crystallizability of Octacosane (C <sub>28</sub> ) Model Oils2025 · 1 citations
  5. 5Molecular Dynamics Simulation of the Microscopic Interaction Mechanism between Asphaltenes and Wax Molecules/Aggregates Considering the Asphaltene Structure and Wax Carbon Number2026