Preparation and Performance of Vegetable Oils Fatty Acids Hydroxylmethyl Triamides as Crude Oil Flow Improvers


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Abstract

In this work, a series of hydroxylmethyl triamide (HMTA) was synthesized from vegetable oil, diethylenetriamine were and hexamethylenetetramine, which was evaluated as a crude oil flow improver. The results showed that HMTA has a good viscosity reduction effect on the crude oil from Yanchang Oilfield, with the highest viscosity reduction rate of 89%. The highest pour point reduction depression was achieved as 7.4°C. Differential scanning calorimetry and paraffin crystal morphology characterization were conducted on the crude oil to elucidate the mechanism of viscosity reduction and pour point depression.

About the authors

Jie Zhang

College of Chemistry and Chemical Engineering, Xi’an Shiyou University

Email: gangchen@xsyu.edu.cn
China, Xi’an

Zhen Guo

College of Chemistry and Chemical Engineering, Xi’an Shiyou University

Email: gangchen@xsyu.edu.cn
China, Xi’an

Weichao Du

College of Chemistry and Chemical Engineering, Xi’an Shiyou University

Email: gangchen@xsyu.edu.cn
China, Xi’an

Xuefan Gu

College of Chemistry and Chemical Engineering, Xi’an Shiyou University

Email: gangchen@xsyu.edu.cn
China, Xi’an

Manxue Wang

College of Chemistry and Chemical Engineering, Xi’an Shiyou University

Email: gangchen@xsyu.edu.cn
China, Xi’an

Zhifang Zhang

Shaanxi Province Key Laboratory of Environmental Pollution Control and Reservoir Protection Technology of Oilfields

Email: gangchen@xsyu.edu.cn
China, Xi’an

Yun Ma

College of Chemistry and Chemical Engineering, Xi’an Shiyou University; State Key Laboratory of Petroleum Pollution Control, CNPC Research Institute of Safety and Environmental Technology

Email: gangchen@xsyu.edu.cn
China, Xi’an; Beijing

Gang Chen

College of Chemistry and Chemical Engineering, Xi’an Shiyou University; Shaanxi Province Key Laboratory of Environmental Pollution Control and Reservoir Protection Technology of Oilfields

Author for correspondence.
Email: gangchen@xsyu.edu.cn
China, Xi’an; Xi’an

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