中间相沥青碳纤维熔纺条件对其力学性能的影响

INFLUENCE OF SPINNING CONDLTION OF MESOPHASE PITCH-BASED CARBON FIBERS ON THEIR MECHANICAL PROPERTIES

对中间相碳纤维纺丝过程进行了简要分析,着重研究了熔融纺丝过程中纺丝温度、压力及纺丝速度对碳纤维力学性能的影响。用光学显微镜和电子显徽镜观察了中间相碳纤维的形态缺陷对其力学性能的影响,并作了初步探讨。

The spinning process of mesophase pitch-based carbon fiber was analyzed in this paper.The influence of melt spinning temperature, pressure and winding speed of mesophase pitch-based carbon fibers on rheir mechanical properties were studied.The effects of various defects of carbon fibers on their mechanical properties were observed by using optical and electron microscope.The effects of these were discussed,