Effects of Crystallization Temperature on the Thermal and Mechanical Properties of PEEK Films

결정화 온도가 PEEK 필름의 열적 및 기계적 성질에 미치는 영향

  • 나성기 (서울대학교 생물자원공학부) ;
  • 박종신 (서울대학교 생물자원공학부)
  • Published : 2003.06.01

Abstract

The morphology and related properties have been studied for the thermoplastic semicrystalline poly(phenyletheretherketone), PEEK, film crystallized at different temperatures. Semicrystalline PEEK films were obtained by cooling the melt to different temperatures using the amorphous films. The semicrystalliile films were characterized using differential scanning calorimetry, X-ray diffraction, tensile testing and dynamic mechanical analysis. A polarizing microscope was used to examine crystalline morphology. Crystallization temperature and degree of crystallinity affected the tensile and dynamic mechanical properties. The analysis of thermal, X-ray diffraction, and tensile properties of the semicrystalline films indicates that the film crystallized at 25$0^{\circ}C$ exhibited the highest crystallinity and very tough behavior compared with other semicrystalline films.

Keywords

References

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