Carbon Molecular Sieve Membrane Preparation by Economical Coating and Pyrolysis of Porous Polymer Hollow Fibers
Journal Article
·
· Angewandte Chemie (International Edition)
- Georgia Inst. of Technology, Atlanta, GA (United States); Georgia Tech
- Georgia Inst. of Technology, Atlanta, GA (United States)
Dip coating and pyrolysis processes are needed to create multi-layer asymmetric carbon molecular sieve (CMS) hollow fiber membranes with excellent gas separation properties. Coating of an economical engineered support with a high-performance polyimide to create precursor fibers with a dense skin layer reduces material cost by 25-fold compared to monolithic precursors or ceramic supports. CMS permeation results with CO2/CH4 (50:50) mixed gas feed reflect attractive CO2/CH4 selectivity of 58.8 and CO2 permeance of 310 GPU at 35 °C.
- Research Organization:
- Georgia Inst. of Technology, Atlanta, GA (United States)
- Sponsoring Organization:
- USDOE; USDOE Office of Science (SC), Basic Energy Sciences (BES) (SC-22)
- Grant/Contract Number:
- FG02-04ER15510
- OSTI ID:
- 1594576
- Journal Information:
- Angewandte Chemie (International Edition), Journal Name: Angewandte Chemie (International Edition) Journal Issue: 35 Vol. 58; ISSN 1433-7851
- Publisher:
- WileyCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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