Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Thermal Effects in γ-Irradiated Elastomers

Thermal Effects in γ-Irradiated Elastomers Doklady Chemistry, Vol. 397, Part 2, 2004, pp. 168–172. Translated from Doklady Akademii Nauk, Vol. 397, No. 4, 2004, pp. 493–498. Original Russian Text Copyright © 2004 by Koptelov, Karyazov, Milekhin. CHEMISTRY Thermal Effects in g-Irradiated Elastomers A. A. Koptelov, S. V. Karyazov, and Yu. M. Milekhin Presented by Academician V.A. Kabanov April 20, 2004 Received April 13, 2004 It was found that heating of polymer compositions The DSC determination of the specific heats of the materials was carried out using samples with an initial based on ethylene–propylene and fluorine rubbers irra- diated preliminarily at 293 K with a dose of 1 MGy weight m ≤ 50 and the heating rate b = 0.208 K/s. The measurements were carried out in nitrogen in the tem- (γ-quanta from Co) is accompanied by substantial perature range 343–523 K. heat evolution (~20 kJ/kg). The heat evolution may be due to recombination of thermally stable allylic and flu- Sample irradiation was carried out on a γ-setup with oroalkyl radicals. The radical concentrations and radia- a Co source using doses of 10, 100, and 1000 kGy; the tion chemical yields are fairly high and comparable absorbed dose rate (D') was ~0.5 Gy/s. The plates http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Doklady Chemistry Springer Journals

Thermal Effects in γ-Irradiated Elastomers

Doklady Chemistry , Volume 397 (6) – Oct 8, 2004

Loading next page...
 
/lp/springer-journals/thermal-effects-in-irradiated-elastomers-s9vHhL97ur

References (1)

Publisher
Springer Journals
Copyright
Copyright © 2004 by MAIK “Nauka/Interperiodica”
Subject
Chemistry; Chemistry/Food Science, general; Industrial Chemistry/Chemical Engineering
ISSN
0012-5008
eISSN
1608-3113
DOI
10.1023/B:DOCH.0000039462.75236.fc
Publisher site
See Article on Publisher Site

Abstract

Doklady Chemistry, Vol. 397, Part 2, 2004, pp. 168–172. Translated from Doklady Akademii Nauk, Vol. 397, No. 4, 2004, pp. 493–498. Original Russian Text Copyright © 2004 by Koptelov, Karyazov, Milekhin. CHEMISTRY Thermal Effects in g-Irradiated Elastomers A. A. Koptelov, S. V. Karyazov, and Yu. M. Milekhin Presented by Academician V.A. Kabanov April 20, 2004 Received April 13, 2004 It was found that heating of polymer compositions The DSC determination of the specific heats of the materials was carried out using samples with an initial based on ethylene–propylene and fluorine rubbers irra- diated preliminarily at 293 K with a dose of 1 MGy weight m ≤ 50 and the heating rate b = 0.208 K/s. The measurements were carried out in nitrogen in the tem- (γ-quanta from Co) is accompanied by substantial perature range 343–523 K. heat evolution (~20 kJ/kg). The heat evolution may be due to recombination of thermally stable allylic and flu- Sample irradiation was carried out on a γ-setup with oroalkyl radicals. The radical concentrations and radia- a Co source using doses of 10, 100, and 1000 kGy; the tion chemical yields are fairly high and comparable absorbed dose rate (D') was ~0.5 Gy/s. The plates

Journal

Doklady ChemistrySpringer Journals

Published: Oct 8, 2004

There are no references for this article.