Fabrication and Testing of Carbon Fiber/Phenylated Polyquinoxaline Resin Composite,

reportActive / Technical Report | Accession Number: ADA309265 | Open PDF

Abstract:

Techniques were developed for fabricating carbon fiber composites using a Naval Ordnance Laboratory developed high temperature resin, phenylated polyquinoxaline PPQ. Composites with interlaminar shear and flexural strengths about 80 of those for similar epoxy composites were obtained. Heat aging at 343 deg C 650 deg F, in air, revealed excellent initial strength retention at temperature but significant loss of strength after 168 hours.

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