Synthesis and Investigation of a Spiro Diborate as a Clean Viscosity-Reducer and Pour Point Depressor for Crude Oil


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In this work, a spiro diborate (SDB), different from the traditional polymers, was synthesized from glycerol monolaurate and boric acid, and was evaluated as viscosity-reducer and pour point depressor for crude oil. The evaluation showed that this spiro compound can improve the flow properties of crude oil samples by reducing the viscosity of crude oil by 82.3% at most and depressing the pour point by 8.0°C. The role of SDB in limiting the degree of cocrystallization can be further confirmed by the average particle size and the particle morphology analysis of saturated hydrocarbons (HC) component illustrated from microscopic crystal morphology. So it can be concluded that the high content of saturated HC makes for the effective viscosity reduction.

Sobre autores

Xuefan Gu

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065

Yongfei Li

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065

Jiao Yan

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065

Jie Zhang

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065

Ya Wu

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065; Xi’an, 710065

Manxue Wang

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065

Jinsheng Zhao

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

Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065; Xi’an, 710065

Gang Chen

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

Autor responsável pela correspondência
Email: gangchen@xsyu.edu.cn
República Popular da China, Xi’an Shaanxi, 710065; Beijing, 102206

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