Effects of hard- and soft-segment composition on pyrolysis characteristics of MDI, BD, and PTMG-based polyurethane elastomers

Effects of hard- and soft-segment composition on pyrolysis characteristics of MDI, BD, and... Journal of Analytical and Applied Pyrolysis 126 (2017) 337–345 Contents lists available at ScienceDirect Journal of Analytical and Applied Pyrolysis journal homepage: www.elsevier.com/locate/jaap Original article Effects of hard- and soft-segment composition on pyrolysis characteristics of MARK MDI, BD, and PTMG-based polyurethane elastomers a, b a c a Shogo Kumagai , Suguru Motokucho , Ryosuke Yabuki , Airi Anzai , Tomohito Kameda , d b a Atsushi Watanabe , Hisayuki Nakatani , Toshiaki Yoshioka Graduate School of Environmental Studies, Tohoku University, 6-6-07 Aoba, Aramaki-aza, Aoba-ku, Sendai, Miyagi 980-8579, Japan Department of Materials Science and Engineering, Faculty of Engineering, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan Technical Division, School of Engineering, Tohoku University, 6-6-04 Aoba, Aramaki-aza, Aoba-ku, Sendai, Miyagi 980-8579, Japan Frontier Laboratories Ltd., 4-16-20, Saikon, Koriyama, Fukushima 963-8862, Japan ARTICLE I NFO ABSTRACT Keywords: A study of the morphology changes in polyurethane elastomers (PUEs) containing different hard- and soft- Polyurethane elastomer segment ratios during ramped-heating pyrolysis revealed that selectivity of urethane bond cleavage is controlled Hard segment by only the segment composition. Several PUEs were synthesized using 4,4′-diphenylmethane diisocyanate, 1,4- Soft segment butanediol, and poly(oxytetramethylene glycol) (PTMG) to examine the influence of segment composition on Pyrolysis mechanism pyrolysis characteristics by http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Analytical and Applied Pyrolysis Elsevier

Effects of hard- and soft-segment composition on pyrolysis characteristics of MDI, BD, and PTMG-based polyurethane elastomers

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier B.V.
ISSN
0165-2370
eISSN
1873-250X
D.O.I.
10.1016/j.jaap.2017.05.012
Publisher site
See Article on Publisher Site

Abstract

Journal of Analytical and Applied Pyrolysis 126 (2017) 337–345 Contents lists available at ScienceDirect Journal of Analytical and Applied Pyrolysis journal homepage: www.elsevier.com/locate/jaap Original article Effects of hard- and soft-segment composition on pyrolysis characteristics of MARK MDI, BD, and PTMG-based polyurethane elastomers a, b a c a Shogo Kumagai , Suguru Motokucho , Ryosuke Yabuki , Airi Anzai , Tomohito Kameda , d b a Atsushi Watanabe , Hisayuki Nakatani , Toshiaki Yoshioka Graduate School of Environmental Studies, Tohoku University, 6-6-07 Aoba, Aramaki-aza, Aoba-ku, Sendai, Miyagi 980-8579, Japan Department of Materials Science and Engineering, Faculty of Engineering, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan Technical Division, School of Engineering, Tohoku University, 6-6-04 Aoba, Aramaki-aza, Aoba-ku, Sendai, Miyagi 980-8579, Japan Frontier Laboratories Ltd., 4-16-20, Saikon, Koriyama, Fukushima 963-8862, Japan ARTICLE I NFO ABSTRACT Keywords: A study of the morphology changes in polyurethane elastomers (PUEs) containing different hard- and soft- Polyurethane elastomer segment ratios during ramped-heating pyrolysis revealed that selectivity of urethane bond cleavage is controlled Hard segment by only the segment composition. Several PUEs were synthesized using 4,4′-diphenylmethane diisocyanate, 1,4- Soft segment butanediol, and poly(oxytetramethylene glycol) (PTMG) to examine the influence of segment composition on Pyrolysis mechanism pyrolysis characteristics by

Journal

Journal of Analytical and Applied PyrolysisElsevier

Published: Jul 1, 2017

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