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Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal

Polyimide membrane has a wide variety of applications, especially in natural gas industry for removing CO2. Although polyimide membrane has been widely studied and used in the industry, the influence of its synthesis protocol on the properties of polyimide film that are in favor of CO2 removal is s...

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Main Author: Yiauw, Diing Ye
Format: Monograph
Language:English
Published: Universiti Sains Malaysia 2018
Subjects:
T Technology
TP Chemical Technology
Online Access:http://eprints.usm.my/53670/1/Correlating%20The%20Synthesis%20Protocol%20And%20Properties%20Of%20Polyimide%20Film%20For%20CO2%20Removal_Yiauw%20Diing%20Ye_K4_2018.pdf
http://eprints.usm.my/53670/
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spelling my.usm.eprints.53670 http://eprints.usm.my/53670/ Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal Yiauw, Diing Ye T Technology TP Chemical Technology Polyimide membrane has a wide variety of applications, especially in natural gas industry for removing CO2. Although polyimide membrane has been widely studied and used in the industry, the influence of its synthesis protocol on the properties of polyimide film that are in favor of CO2 removal is still roughly understood. Hence, polyimides with different monomer combinations were synthesized via both thermal imidization and also chemical imidization in order to discover its impact on the properties of the polyimide film that were important for CO2 removal. The results showed that the final polyimide molecular weight was affected by the imidization methods, which the conditions offered by each method played a major role in the growth of polyimide chain. The polyimide chain length then contributed to the membrane density, although it was also governed by other factors such as monomer structure and intermolecular interactions. Furthermore, the type of imidization also governed the intermolecular packing, which was found to be an critical factor that determined the membrane free fractional volume (FFV). The permeability and also selectivity were strongly dependent on FFV, which it served as the characteristic that allowed the tradeoff between the membrane selectivity and permeability. In addition, cross-linking the polyimide membrane via furnace treatment was also one of the dominant attributes in deciding the membrane FFV. It was concluded that properties of polyimides, their membrane formation, and hence gas separation performance were able to be controlled and improved by their synthesis protocol. Universiti Sains Malaysia 2018-06-01 Monograph NonPeerReviewed application/pdf en http://eprints.usm.my/53670/1/Correlating%20The%20Synthesis%20Protocol%20And%20Properties%20Of%20Polyimide%20Film%20For%20CO2%20Removal_Yiauw%20Diing%20Ye_K4_2018.pdf Yiauw, Diing Ye (2018) Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal. Project Report. Universiti Sains Malaysia, Pusat Pengajian Kejuruteraan Kimia. (Submitted)
institution Universiti Sains Malaysia
building Hamzah Sendut Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Sains Malaysia
content_source USM Institutional Repository
url_provider http://eprints.usm.my/
language English
topic T Technology
TP Chemical Technology
spellingShingle T Technology
TP Chemical Technology
Yiauw, Diing Ye
Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal
description Polyimide membrane has a wide variety of applications, especially in natural gas industry for removing CO2. Although polyimide membrane has been widely studied and used in the industry, the influence of its synthesis protocol on the properties of polyimide film that are in favor of CO2 removal is still roughly understood. Hence, polyimides with different monomer combinations were synthesized via both thermal imidization and also chemical imidization in order to discover its impact on the properties of the polyimide film that were important for CO2 removal. The results showed that the final polyimide molecular weight was affected by the imidization methods, which the conditions offered by each method played a major role in the growth of polyimide chain. The polyimide chain length then contributed to the membrane density, although it was also governed by other factors such as monomer structure and intermolecular interactions. Furthermore, the type of imidization also governed the intermolecular packing, which was found to be an critical factor that determined the membrane free fractional volume (FFV). The permeability and also selectivity were strongly dependent on FFV, which it served as the characteristic that allowed the tradeoff between the membrane selectivity and permeability. In addition, cross-linking the polyimide membrane via furnace treatment was also one of the dominant attributes in deciding the membrane FFV. It was concluded that properties of polyimides, their membrane formation, and hence gas separation performance were able to be controlled and improved by their synthesis protocol.
format Monograph
author Yiauw, Diing Ye
author_facet Yiauw, Diing Ye
author_sort Yiauw, Diing Ye
title Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal
title_short Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal
title_full Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal
title_fullStr Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal
title_full_unstemmed Correlating The Synthesis Protocol And Properties Of Polyimide Film For CO2 Removal
title_sort correlating the synthesis protocol and properties of polyimide film for co2 removal
publisher Universiti Sains Malaysia
publishDate 2018
url http://eprints.usm.my/53670/1/Correlating%20The%20Synthesis%20Protocol%20And%20Properties%20Of%20Polyimide%20Film%20For%20CO2%20Removal_Yiauw%20Diing%20Ye_K4_2018.pdf
http://eprints.usm.my/53670/
_version_ 1739829010734514176
score 13.211869

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