Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation

Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation

Membrane technology becomes more interesting in industrial level for gas separation and purification. Main problem in membrane technology industries is hard to find membrane that high performance both in selectivity and permeability. Membrane that provide high permeability offered low selectivity an...

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Main Author: Sufinah, Yussof
Format: Undergraduates Project Papers
Language:English
Published: 2010
Subjects:
TP Chemical technology
Online Access:http://umpir.ump.edu.my/id/eprint/3347/
http://umpir.ump.edu.my/id/eprint/3347/
http://umpir.ump.edu.my/id/eprint/3347/1/CD5579_SUFINAH_BT_YUSSOF.pdf
id ump-3347
recordtype eprints
spelling ump-33472015-03-03T08:00:40Z http://umpir.ump.edu.my/id/eprint/3347/ Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation Sufinah, Yussof TP Chemical technology Membrane technology becomes more interesting in industrial level for gas separation and purification. Main problem in membrane technology industries is hard to find membrane that high performance both in selectivity and permeability. Membrane that provide high permeability offered low selectivity and vice versa. Therefore, blend polymer is introduced to overcome this problem. Means that, beneficial properties of polymers are combining in one single material. In this study, four difference compositions of dope solutions have prepared which are 25% polyethersulfone (PES), 25% polysulfone (PSF), 20% polyethersulfone 5% polysulfone (PES/PSF) and 5% polyethersulfone 20% polysulfone (PES/PSF) in order to prepared the asymmetric membrane. The membrane was fabricated by using dry/wet phase inversion technique. Two type of membrane were produced from each of the sample membrane which are coated and uncoated membrane. The coating membrane was coated by coating agent, polydimethylsiloxane (PDMS). The performance of the membrane was evaluated by gas permeation unit with pure oxygen (O2) and nitrogen (N2) as a test gaseous. From the result, PES/PSF blend polymers show the best result compared the others, where the permeability value for O2 is about 19.93 GPU and N2 is 14.95 GPU whereas the selectivity of O2/N2 is 1.33. The lowest selectivity can be achieved by using primary polymer dope solution of PES and the selectivity for O2/N2 is 1.12 where the permeability of O2 is 91.84 GPU and N2 is 82.07 GPU. At 25% total polymer show not many difference to the selectivity. This is because only small amount of second polymer was added in order to blend the polymer. Then, the membrane morphology was characterized by Scanning Electron Microscopy (SEM) for identified the surface structure and cross section of the membrane. Cross section for blend polymer show the pore is smallest than primary polymer while surface structure for coated membrane is smooth as compared to uncoated membrane. From this study, by blending two type of polymer increase the performance of the membrane. 2010-12 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/3347/1/CD5579_SUFINAH_BT_YUSSOF.pdf Sufinah, Yussof (2010) Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation. Faculty of Chemical and Natural Resources Engineering , Universiti Malaysia Pahang . http://iportal.ump.edu.my/lib/item?id=chamo:58131&theme=UMP2
repository_type Digital Repository
institution_category Local University
institution Universiti Malaysia Pahang
building UMP Institutional Repository
collection Online Access
language English
topic TP Chemical technology
spellingShingle TP Chemical technology
Sufinah, Yussof
Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation
description Membrane technology becomes more interesting in industrial level for gas separation and purification. Main problem in membrane technology industries is hard to find membrane that high performance both in selectivity and permeability. Membrane that provide high permeability offered low selectivity and vice versa. Therefore, blend polymer is introduced to overcome this problem. Means that, beneficial properties of polymers are combining in one single material. In this study, four difference compositions of dope solutions have prepared which are 25% polyethersulfone (PES), 25% polysulfone (PSF), 20% polyethersulfone 5% polysulfone (PES/PSF) and 5% polyethersulfone 20% polysulfone (PES/PSF) in order to prepared the asymmetric membrane. The membrane was fabricated by using dry/wet phase inversion technique. Two type of membrane were produced from each of the sample membrane which are coated and uncoated membrane. The coating membrane was coated by coating agent, polydimethylsiloxane (PDMS). The performance of the membrane was evaluated by gas permeation unit with pure oxygen (O2) and nitrogen (N2) as a test gaseous. From the result, PES/PSF blend polymers show the best result compared the others, where the permeability value for O2 is about 19.93 GPU and N2 is 14.95 GPU whereas the selectivity of O2/N2 is 1.33. The lowest selectivity can be achieved by using primary polymer dope solution of PES and the selectivity for O2/N2 is 1.12 where the permeability of O2 is 91.84 GPU and N2 is 82.07 GPU. At 25% total polymer show not many difference to the selectivity. This is because only small amount of second polymer was added in order to blend the polymer. Then, the membrane morphology was characterized by Scanning Electron Microscopy (SEM) for identified the surface structure and cross section of the membrane. Cross section for blend polymer show the pore is smallest than primary polymer while surface structure for coated membrane is smooth as compared to uncoated membrane. From this study, by blending two type of polymer increase the performance of the membrane.
format Undergraduates Project Papers
author Sufinah, Yussof
author_facet Sufinah, Yussof
author_sort Sufinah, Yussof
title Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation
title_short Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation
title_full Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation
title_fullStr Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation
title_full_unstemmed Development and characterization between polyethersulfone/polysulfone (PES/PSF) micible blend with primary polymer (PES and PSF) membrane for O2/N2 separation
title_sort development and characterization between polyethersulfone/polysulfone (pes/psf) micible blend with primary polymer (pes and psf) membrane for o2/n2 separation
publishDate 2010
url http://umpir.ump.edu.my/id/eprint/3347/
http://umpir.ump.edu.my/id/eprint/3347/
http://umpir.ump.edu.my/id/eprint/3347/1/CD5579_SUFINAH_BT_YUSSOF.pdf
first_indexed 2023-09-18T21:57:34Z
last_indexed 2023-09-18T21:57:34Z
_version_ 1777414181232836608

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