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Linear-temperature programmed pyrolysis (LTP-Py) has been applied to the investigation of the thermal degradation of poly(p-phenylene terephthalamide) (Twaron TM), poly(4,4 -phenyleneoxyphenylene pyromellitic imide) (Kapton), and poly(4,4 -phenyleneoxyphenylene--co-1,3-phenylene-benzophenonetetracarboxyl ic diimide) (Pyralin PI-2555). Analytical methods were low-voltage electron-impact mass spectrometry...
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