Physical aging of poly(aryl ether ether ketone ketone) (PEEKK) was investigated. Heat flow responses were measured after annealing the amorphous samples that were obtained by quenching the melt into an ice-water bath at just below the glass transition temperature. Isothermal cold crystallization of
Effect of physical aging on the properties of films of amorphous poly(ether ether ketone) (PEEK)
โ Scribed by V. Capodanno; E. Petrillo; G. Romano; R. Russo; V. Vittoria
- Publisher
- John Wiley and Sons
- Year
- 1997
- Tongue
- English
- Weight
- 167 KB
- Volume
- 65
- Category
- Article
- ISSN
- 0021-8995
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โฆ Synopsis
Physical aging of films of poly(ether ether ketone) kept for 2 months at 120ะC was studied. The extent of aging was evaluated with different techniques. Aged samples show different thermal behavior and exhibit different mechanical, transport, and viscoelastic properties. An attempt was made to establish the accuracy of different techniques and their reliability in detecting the extent of physical aging.
๐ SIMILAR VOLUMES
Physical aging of poly(aryl ether ether ketone ketone) (PEEKK) has been investigated. Heat flow responses were measured after annealing the amorphous samples obtained by quenching the melt into an ice-water bath close to, but below, the glass transition temperature. The extent of aging is related to