Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation

The similar physico-chemical properties of propylene and propane molecules have made the separation process of propylene/propane challenging. Membrane separation techniques show substantial prospects in propylene/propane separation due to their low energy consumption and investment costs, and they h...

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Main Authors: Meng Guo, Masakoto Kanezashi
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Membranes
Subjects:
Online Access:https://www.mdpi.com/2077-0375/11/5/310
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author Meng Guo
Masakoto Kanezashi
author_facet Meng Guo
Masakoto Kanezashi
author_sort Meng Guo
collection DOAJ
description The similar physico-chemical properties of propylene and propane molecules have made the separation process of propylene/propane challenging. Membrane separation techniques show substantial prospects in propylene/propane separation due to their low energy consumption and investment costs, and they have been proposed to replace or to be combined with the conventional cryogenic distillation process. Over the past decade, organosilica membranes have attracted considerable attention due to their significant features, such as their good molecular sieving properties and high hydrothermal stability. In the present review, holistic insight is provided to summarize the recent progress in propylene/propane separation using polymeric, inorganic, and hybrid membranes, and a particular inspection of organosilica membranes is conducted. The importance of the pore subnano-environment of organosilica membranes is highlighted, and future directions and perspectives for propylene/propane separation are also provided.
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spelling doaj.art-4497a102e3b047398036d22ce7dbda452023-11-21T16:51:00ZengMDPI AGMembranes2077-03752021-04-0111531010.3390/membranes11050310Recent Progress in a Membrane-Based Technique for Propylene/Propane SeparationMeng Guo0Masakoto Kanezashi1Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou 213164, ChinaChemical Engineering Program, Graduate School of Advanced Science and Engineering, Hiroshima University, Higashi-Hiroshima 739-8527, JapanThe similar physico-chemical properties of propylene and propane molecules have made the separation process of propylene/propane challenging. Membrane separation techniques show substantial prospects in propylene/propane separation due to their low energy consumption and investment costs, and they have been proposed to replace or to be combined with the conventional cryogenic distillation process. Over the past decade, organosilica membranes have attracted considerable attention due to their significant features, such as their good molecular sieving properties and high hydrothermal stability. In the present review, holistic insight is provided to summarize the recent progress in propylene/propane separation using polymeric, inorganic, and hybrid membranes, and a particular inspection of organosilica membranes is conducted. The importance of the pore subnano-environment of organosilica membranes is highlighted, and future directions and perspectives for propylene/propane separation are also provided.https://www.mdpi.com/2077-0375/11/5/310propylene/propane separationpolymeric membraneinorganic membranehybrid membraneorganosilica membranepore size control
spellingShingle Meng Guo
Masakoto Kanezashi
Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation
Membranes
propylene/propane separation
polymeric membrane
inorganic membrane
hybrid membrane
organosilica membrane
pore size control
title Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation
title_full Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation
title_fullStr Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation
title_full_unstemmed Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation
title_short Recent Progress in a Membrane-Based Technique for Propylene/Propane Separation
title_sort recent progress in a membrane based technique for propylene propane separation
topic propylene/propane separation
polymeric membrane
inorganic membrane
hybrid membrane
organosilica membrane
pore size control
url https://www.mdpi.com/2077-0375/11/5/310
work_keys_str_mv AT mengguo recentprogressinamembranebasedtechniqueforpropylenepropaneseparation
AT masakotokanezashi recentprogressinamembranebasedtechniqueforpropylenepropaneseparation