Journal
13TH INTERNATIONAL CONFERENCE ON GREENHOUSE GAS CONTROL TECHNOLOGIES, GHGT-13
Volume 114, Issue -, Pages 627-635Publisher
ELSEVIER SCIENCE BV
DOI: 10.1016/j.egypro.2017.03.1205
Keywords
Facilitated Transport Membranes (FTM); CO2 separation; POSS (R); PVA-based; fuctionalized nanoparticles
Funding
- European Community [608555]
- Research Council of Norway (RCN) through the CLIMIT program [224934]
- BIGCCS Centre for Environment-friendly Energy Research [193816/S60]
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This work investigated the influence of amino-functionalized polyhedral oligomeric silsesquioxane (amine-POSS (R)) nanoparticles dispersed in a polyvinyl alcohol (PVA) matrix applied as a CO2-selective gas separation membrane. The nanoparticles belong to a class of highly branched nanosized polymers, so called POSS (R). To improve the mechanical stability of the thin selective layer, the PVA-POSS (R) nanocomposite was deposited onto a polysulfone (PSf) support material. The influence of the ratio between PVA and amine-POSS (R) on the CO2 permeance and CO2/N-2 selectivity, the effect of the degree of humidity of the feed gas, and the stability of the obtained hybrid membranes for a total period of 1000h during exposure to SO2 at concentrations of up to 400 ppm were investigated. (c) 2017 The Authors. Published by Elsevier Ltd.
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