We like to highlight the extension of COSMO-based models(COSMO RS-FV and COSMO SAC-FV)to the prediction of gas solubility in polymers,including polymerized ionic liquids(PILs)for the first time.To verify the applicabi...We like to highlight the extension of COSMO-based models(COSMO RS-FV and COSMO SAC-FV)to the prediction of gas solubility in polymers,including polymerized ionic liquids(PILs)for the first time.To verify the applicability of COSMO-based models,the predicted values for gas solubility in both common polymers(CH_(4)/N_(2)+PEG)and PELs(CO_(2)+P[MATMA][BF_(4)]/P[VATMA][BF_(4)])were evaluated based on previous experimental data.It was confirmed that the COSMO-RS(Klamt)model performs better than the COSMO-SAC model for common polymers,whereas the COSMO-RS(ADF-Lei 2018)exhibits the best predictions for PILs.The moderately accurate predictions of COSMObased models demonstrate the high potential for predicting gas solubility in polymers.展开更多
In many separation processes(e.g.,extractive distillation,absorption,liquid–liquid extraction,etc.),a third solvent(namely separating agent or entrainer)is commonly needed to add into the mixtures to be separated so ...In many separation processes(e.g.,extractive distillation,absorption,liquid–liquid extraction,etc.),a third solvent(namely separating agent or entrainer)is commonly needed to add into the mixtures to be separated so as to improve the separation factor.Thus,the selection of a suitable separating agent is the key to ensuring an effective and economical separation processes.展开更多
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文摘We like to highlight the extension of COSMO-based models(COSMO RS-FV and COSMO SAC-FV)to the prediction of gas solubility in polymers,including polymerized ionic liquids(PILs)for the first time.To verify the applicability of COSMO-based models,the predicted values for gas solubility in both common polymers(CH_(4)/N_(2)+PEG)and PELs(CO_(2)+P[MATMA][BF_(4)]/P[VATMA][BF_(4)])were evaluated based on previous experimental data.It was confirmed that the COSMO-RS(Klamt)model performs better than the COSMO-SAC model for common polymers,whereas the COSMO-RS(ADF-Lei 2018)exhibits the best predictions for PILs.The moderately accurate predictions of COSMObased models demonstrate the high potential for predicting gas solubility in polymers.
文摘In many separation processes(e.g.,extractive distillation,absorption,liquid–liquid extraction,etc.),a third solvent(namely separating agent or entrainer)is commonly needed to add into the mixtures to be separated so as to improve the separation factor.Thus,the selection of a suitable separating agent is the key to ensuring an effective and economical separation processes.
