Fractal kinetics of the oxidaton of aliphatic polyamides

Analysis of reactions kinetics in solid polymers requires a consideration of structural inhomogeneity of different levels and transport retardation of active particles peculiar to polymers. However, for multi-step reactions this problem may be only posed after sufficiently comprehensive description...

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Veröffentlicht in:International journal of polymeric materials 1997-11, Vol.38 (1-2), p.79-98
Hauptverfasser: Postnikov, L M, Vinogradov, A V
Format: Artikel
Sprache:eng
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Zusammenfassung:Analysis of reactions kinetics in solid polymers requires a consideration of structural inhomogeneity of different levels and transport retardation of active particles peculiar to polymers. However, for multi-step reactions this problem may be only posed after sufficiently comprehensive description of their specific mechanism representing the balance of separate steps correlation. The kinetic justification of a new mechanism of aliphatic polyamides photooxidation that was completed recently makes this possible. Sufficient extending of mesaured rates diapason to the post-effect area of UV-irradiation allows to estimate correlation of homogeneous and inhomogeneous factors of this process in the context of fractal kinetic model.
ISSN:0091-4037