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Magnetic Organic-Inorganic Nanohybrid for Efficient Modification of Paraffin Hydrocarbon Crystallization in Model Oil.
Langmuir ( IF 3.7 ) Pub Date : 2020-01-07 , DOI: 10.1021/acs.langmuir.9b03278
Huirong Huang 1 , Wei Wang 1 , Zeheng Peng 1 , Feng Yang 2 , Xiaofeng Zhang 2 , Yanfen Ding 3 , Kai Li 1 , Chuanshuo Wang 1 , Dongying Gan 1 , Jing Gong 1
Affiliation  

Crystallization modification has been applied in many fields, such as materials science, petroleum engineering, and chemical engineering. The modification of organic-inorganic hybrids via paraffin hydrocarbon crystallization has been significantly important for the exploration of undersea oil and gas resources. In this work, a metal oxide organic-inorganic hybrid pour point depressant (MOIH-PPD) is provided along with an analysis of the microscopic structure of the paraffin hydrocarbon crystal employing small-angle X-ray scattering and X-ray diffraction. The MOIH-PPD modified crystal grain exhibited a decrease in the long period and in the radius of gyration of the crystal grain and an increase in the thickness of the interface layer compared with those of the unmodified paraffin crystal. In addition, the synergistic effect of heterogeneous nucleation and the magnetic response of MOIH-PPD on the paraffin hydrocarbon system was also investigated, revealing that the synergism modification yields stress superior to that of MOIH-PPD or magnetic field alone, which provides insight into the possibility of the modification of paraffin hydrocarbon crystallization.

中文翻译:

磁性有机-无机纳米杂化剂,可有效修饰模型油中石蜡烃结晶。

结晶改性已应用于许多领域,例如材料科学,石油工程和化学工程。通过石蜡烃结晶对有机-无机杂化体的改性对于勘探海底油气资源具有重要意义。在这项工作中,提供了一种金属氧化物有机-无机杂化降凝剂(MOIH-PPD)以及使用小角度X射线散射和X射线衍射分析石蜡烃晶体的微观结构的方法。与未改性的石蜡晶体相比,MOIH-PPD改性的晶体在晶粒的长周期和回转半径上减小,并且在界面层的厚度上增加。此外,
更新日期:2020-01-07
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