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The permeation performance of SBA-15/CAP/PVDF blend membranes

  • Yun Chieh Su*
  • , Kuo Liang Chuang
  • , Ming Chi Hsieh
  • , Hui Hsin Tseng
  • , Li Luen Huang
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

To improve the mechanical strength of cellulose acetate (CA) membranes, porous inorganic/organic hybrid membranes were prepared via phase inversion technique from casting solution composed of cellulose acetate propionate (CAP), poly(vinylidene fluoride) (PVDF), mesoporous SBA-15 materials, and N-methyl-2-pyrrolidone (NMP). The effects of PVDF content and modification with SBA-15 on membranes structure, and properties were characterized in terms of field-emission scanning electron microscopy (FE-SEM), differential scanning calorimetry (DSC), and pure water flux. The results showed that due to the decrease of crystallinity of CAP membranes, the modified CAP-PVDF blend membranes exhibited a high level of water permeation along with the increasing the content of PVDF. Furthermore, after incorporated with SBA-15, it was observed that the pure water flux through the SBA-15/PVDF/CAP hybrid membranes was obviously affected by the incorporated SBA-15 and formed membrane morphology. All different CAP-PVDF weight ratio membranes showed a similar pure water flux of approx. 100 L/m2/h.

Original languageEnglish
Title of host publicationICCCE 2010 - 2010 International Conference on Chemistry and Chemical Engineering, Proceedings
PublisherInstitute of Electrical and Electronics Engineers
Pages51-54
Number of pages4
ISBN (Electronic)978-1-4244-7766-1
ISBN (Print)9781424477647, 978-1-4244-7765-4
DOIs
Publication statusPublished - 2 Sept 2010
Event2010 International Conference on Environmental and Agriculture Engineering, ICEAE 2010 - Kyoto, Japan
Duration: 1 Aug 20103 Aug 2010

Conference

Conference2010 International Conference on Environmental and Agriculture Engineering, ICEAE 2010
Country/TerritoryJapan
CityKyoto
Period1/08/103/08/10

Keywords / Materials (for Non-textual outputs)

  • CAP/PVDF blend membrane
  • Inorganic-organic hybrid membrane
  • Phase inversion method
  • SBA-15
  • Ultrafiltration

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