A series of novel aqueous ionic liquids(NMP-FeCl_(3)-nH_(2)O)were prepared and the effects of water in the aqueous ionic liquids on desulfurization rate and selectivity of simulated FCC gasoline were investigated.The ...A series of novel aqueous ionic liquids(NMP-FeCl_(3)-nH_(2)O)were prepared and the effects of water in the aqueous ionic liquids on desulfurization rate and selectivity of simulated FCC gasoline were investigated.The results showed that adding a small amount of water into the ionic liquid NMP-FeCl_(3) could effectively improve the desulfurization rate and selectivity,and the optimal amount of water was equal to 5%-10% of NMP.Finally,the possible desulfurization mechanism activated by a small amount of water was proposed.展开更多
1 INTRODUCTIONVapor-liquid equilibrium（VLE）data are useful for the study of solution properties ofnon-ideal mixtures as well as for the design of the separation equipment.Then-methylpyrrolidone（NMP）is a new-type a...1 INTRODUCTIONVapor-liquid equilibrium（VLE）data are useful for the study of solution properties ofnon-ideal mixtures as well as for the design of the separation equipment.Then-methylpyrrolidone（NMP）is a new-type and excellent solvent which can be used in somechemical engineering separation processes.The NMP sucks up moisture so easily that it isnecessary to study the VLE relations of the NMP-H<sub>2</sub>O binary system,展开更多
基金This work was financially supported by the science and technology guidance plan project through the China Petroleum and Chemical Industry Federation(Contract No.2014-02-01).
文摘A series of novel aqueous ionic liquids(NMP-FeCl_(3)-nH_(2)O)were prepared and the effects of water in the aqueous ionic liquids on desulfurization rate and selectivity of simulated FCC gasoline were investigated.The results showed that adding a small amount of water into the ionic liquid NMP-FeCl_(3) could effectively improve the desulfurization rate and selectivity,and the optimal amount of water was equal to 5%-10% of NMP.Finally,the possible desulfurization mechanism activated by a small amount of water was proposed.
文摘1 INTRODUCTIONVapor-liquid equilibrium（VLE）data are useful for the study of solution properties ofnon-ideal mixtures as well as for the design of the separation equipment.Then-methylpyrrolidone（NMP）is a new-type and excellent solvent which can be used in somechemical engineering separation processes.The NMP sucks up moisture so easily that it isnecessary to study the VLE relations of the NMP-H<sub>2</sub>O binary system,
