Structure and pyrolysis of poly(methyl methacrylate peroxide): a thermochemical approach

Mukundan, Thekkekara ; Kishore, Kaushal (1987) Structure and pyrolysis of poly(methyl methacrylate peroxide): a thermochemical approach Macromolecules, 20 (10). pp. 2382-2385. ISSN 0024-9297

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Official URL: http://pubs.acs.org/doi/abs/10.1021/ma00176a009

Related URL: http://dx.doi.org/10.1021/ma00176a009

Abstract

The structure of poly(methyl methacrylate peroxide) (PMMAP) has been confirmed by using IR and NMR. The degradation of PMMAP has been studied by using differential scanning calorimetry, thermogravimetry, and pyrolysis gas chromatography. The degradation products were identified as methyl pyruvate and formaldehyde, accounting for more than 95% of the total degradation products. The measured heat of degradation of PMMAP was found to be -44 * 2 kcal mol-'. The mechanism of the primary exothermic degradation leading to the above products has been substantiated by thermochemical calculations.

Item Type:Article
Source:Copyright of this article belongs to American Chemical Society.
ID Code:31701
Deposited On:05 Jul 2011 10:47
Last Modified:05 Jul 2011 10:52

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