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Journal of Thermal Analysis and Calorimetry
Authors:
Marcelo Kobelnik
,
Douglas Lopes Cassimiro
,
Adélia Emilia de Almeida
,
Clóvis Augusto Ribeiro
, and
Marisa Spirandeli Crespi

to the overlapping reactions [ 3 ] in this study. Conclusions The thermal studies carried out in non-isothermal TG in N 2 and in air, provide an understanding of the behavior during thermal analysis. Furthermore

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.1881 . 10. Vlase , T , Vlase , G , Doca , N , Bolcu , C . Processing of non-isothermal TG data. Comparative kinetic analysis with NPK method . J Therm Anal Calorim . 2005 ; 80 : 59 – 64 . 10.1007/s10973-005-0613-x

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mixtures . J Therm Anal Calorim . 99 3 987 – 992 10.1007/s10973-010-0708-x . 16. Vlase , T , Vlase , G , Doca , N , Bolcu , C . 2005 . Processing of non-isothermal TG data

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. References 1. Yang HC , Eun HC , Cho YZ , Lee HS , Kim IT . Kinetic analysis of dechlorination and oxidation of PrOCl by using a non-isothermal TG method . Thermochim

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were then filtered and the resulted solutions were analyzed by means of UV-VIS spectrometry. Their antioxidant activity was measured using the DPPH method [ 9 ]. Thermal analysis Non-isothermal TG/DTG/DTA curves were

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length of the induction period at any particular temperature. Equations 1 , 3 and 4 were used for the determination of the kinetic parameters using onset temperatures of polycondensation in the non-isothermal TG data shown in Fig. 3 . The

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experimental technique employed to study kinetics of thermally activated reactions is thermogravimetry, under isothermal and/or non-isothermal conditions. In non-isothermal TG, two methods, model-fitting and model-free analyses have been used for the evaluation

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from Eqs. 3 and 4 . In the present study, two different approaches namely Model-free methods [ 17 – 19 ] and Model-based methods [ 20 – 22 ] were used to calculate the kinetic parameters. The kinetic parameters obtained using non-isothermal TG was

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-empirical quantum chemical analyses. Experimental Thermally stimulated process—non-isothermal and isothermal The non-isothermal TG measurements of TMSB were carried out at the heating rate ( β /K min −1 ) of 4, 6, 10

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with degradation is an interesting topic. Therefore, we attempted here to explain the kinetics models which were used to evaluate the activation energy of the solid state thermal degradation. Kinetic methods Non-isothermal TG

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