Artículo
A new model for the kinetic analysis of thermal degradation of polymers driven by random scission
Autor/es | Sánchez Jiménez, Pedro Enrique
Pérez Maqueda, Luis Allan Perejón Pazo, Antonio Criado, José M. |
Departamento | Universidad de Sevilla. Departamento de Química Inorgánica |
Fecha de publicación | 2010 |
Fecha de depósito | 2022-06-30 |
Publicado en |
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Resumen | In this paper, a series of f(α) kinetic equations able to describe the random scission degradation of polymers is formulated in such a way that the reaction rate of the thermal degradation of polymers that go through a ... In this paper, a series of f(α) kinetic equations able to describe the random scission degradation of polymers is formulated in such a way that the reaction rate of the thermal degradation of polymers that go through a random scission mechanism can be directly related to the reacted fraction. The proposed equations are validated by a study of the thermal degradation of poly(butylene terephthalate) (PBT). The combined kinetic analysis of thermal degradation curves of this polymer obtained under different thermal pathways have shown that the proposed equation fits all these curves while other conventional models used in literature do not. |
Agencias financiadoras | Junta de Andalucía Ministerio de Ciencia e Innovación (MICIN). España |
Identificador del proyecto | TEP-03002
2008-06619/MAT |
Cita | Sánchez Jiménez, P.E., Pérez Maqueda, L.A., Perejón Pazo, A. y Criado, J.M. (2010). A new model for the kinetic analysis of thermal degradation of polymers driven by random scission. Polymer Degradation and Stability, 95 (5), 733-739. |
Ficheros | Tamaño | Formato | Ver | Descripción |
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KINETIC ANALYSIS OF RANDOM.pdf | 266.1Kb | [PDF] | Ver/ | |