Supercritical CO2 extraction of spent coffee grounds. Influence of co-solvents and characterization of the extracts

José P. Coelho,Rui M. Filipe,M. Paula Robalo,Stanislava Boyadzhieva,Georgi St. Cholakov,Roumiana P. Stateva

The Journal of Supercritical Fluids（2020）

引用 32|浏览7

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摘要

•scCO2 extraction of oil from SCGs with and without co-solvents.•NMR, Elemental Analysis and GC-Fid identify profile and composition of the oil.•MUFA and DUFA are more than 50 % of the compounds in the oil.•Innovative combination of oil presentation and group contribution methods proposed.•gPROMS ModelBuilder applied for the solution of the kinetics model.

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关键词

Spent coffee grounds,Supercritical CO2 extraction,Co-solvents,Triacylglycerols,Fatty acids,Modeling

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