modelling of gas permeation based on the morphology of a natural polymer material

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Procedia Engineering 44 (2012) 529 – 531 1877-7058 © 2012 Published by Elsevier Ltd. doi:10.1016/j.proeng.2012.08.475 (XURPHPEUDQH &RQIHUHQFH >2'@ 0RGHOOLQJ RI JDV SHUPHDWLRQ EDVHG RQ WKH PRUSKRORJ\ RI D QDWXUDO SRO\PHU PDWHULDO & %UD]LQKD $3 )RQVHFD + 3HUHLUD 201' 7HRGRUR -*& &UHVSR 8QLYHUVLGDGH 1RYD GH /LVERD 3RUWXJDO 8QLYHUVLGDGH 7p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c@ D PROHFXODU FROOLVLRQ GLDPHWHU DV VKRZQ LQ )LJXUH Available online at www.sciencedirect.com

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Page 1: Modelling of Gas Permeation Based on the Morphology of a Natural Polymer Material

Procedia Engineering 44 ( 2012 ) 529 – 531

1877-7058 © 2012 Published by Elsevier Ltd.doi: 10.1016/j.proeng.2012.08.475

Available online at www.sciencedirect.com

Page 2: Modelling of Gas Permeation Based on the Morphology of a Natural Polymer Material

530 C. Brazinha et al. / Procedia Engineering 44 ( 2012 ) 529 – 531

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Page 3: Modelling of Gas Permeation Based on the Morphology of a Natural Polymer Material

531 C. Brazinha et al. / Procedia Engineering 44 ( 2012 ) 529 – 531