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渣油加氢处理前后沥青质的微观结构研究

刘勇军

刘勇军. 渣油加氢处理前后沥青质的微观结构研究[J]. 燃料化学学报(中英文), 2012, 40(09): 1086-1091.
引用本文: 刘勇军. 渣油加氢处理前后沥青质的微观结构研究[J]. 燃料化学学报(中英文), 2012, 40(09): 1086-1091.
LIU Yong-jun. Microstructure characterization of asphaltenes from atmospheric residue before and after hydroprocessing[J]. Journal of Fuel Chemistry and Technology, 2012, 40(09): 1086-1091.
Citation: LIU Yong-jun. Microstructure characterization of asphaltenes from atmospheric residue before and after hydroprocessing[J]. Journal of Fuel Chemistry and Technology, 2012, 40(09): 1086-1091.

渣油加氢处理前后沥青质的微观结构研究

基金项目: 国家自然科学基金面上项目(51178195); 华侨大学引进人才科研启动基金(10BS315)。
详细信息
    通讯作者:

    刘勇军,男,工学博士,讲师,主要从事石油加工工艺及催化材料研究。Tel:13559222170;E-mail:yongjunliu@hqu.edu.cn。

  • 中图分类号: TE622

Microstructure characterization of asphaltenes from atmospheric residue before and after hydroprocessing

  • 摘要: 采用元素分析、扫描电镜和透射电镜等分析方法对渣油原料中的沥青质、加氢处理后的沥青质及添加高芳香性轻循环油(LCO)反应后的沥青质进行对比研究。结果发现,渣油加氢处理前后沥青质的表面呈现出光滑表面和多孔的球形颗粒表面两种完全不同的形貌。渣油加氢前后沥青质的芳核堆砌表现出明显的长程无序局部有序的特征;加氢处理后的沥青质芳核片层易于堆砌,出现了多层堆砌、长程有序的类石墨结构。渣油中高芳香性LCO的添加有利于促进沥青质的加氢反应、改善沥青质芳核系统在渣油加氢处理过程中的聚集行为。
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出版历程
  • 收稿日期:  2012-01-14
  • 修回日期:  2012-03-31
  • 刊出日期:  2012-09-29

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