且证明了PBT/PET并列型复合纤维经假捻变形后其卷曲度、卷曲收缩率、卷曲模量、卷曲稳定性处于最佳状态，经机织后织物的弹性可达23％以上。
After false texturing the degree of crimp, crimp contraction, crimp modulus and crimp stability of PBT/PET fiber are all in the optimum condition, the elasticity of its woven fabric can be over 23%.
通过沸水收缩率、干热收缩率、卷曲度、卷曲弹性率等一系列测试方法讨论了不同拉伸温度的CDP - FDY纤维热处理后的收缩和卷曲性能。
The shrinkage and crimp behavior of CDP-FDY fibers at different drawn temperature after heat treatment are studied by means of boiling water shrinkage, hot shrinkage, crimp ratio and crimp rigidity.
结果表明：拉伸温度高的CDP纤维的收缩率、卷曲度低，而卷曲弹性率高；
It is shown that the shrinkage, crimp ratio of CDP-FDY fibers reduce and the crimp rigidity increase with the increasing drawn temperature.
通过对卷曲性能和沸水收缩率等的测定，探讨了共混纤维的性能。
The fibers with four times draw ratio and 16 % PP content had better crimp performance.
CDP - FDY纤维的干热收缩率、卷曲度、卷曲弹性率均随热处理温度的上升、时间的延长而提高。
At the same time, the hot shrinkage, crimp ratio and crimp rigidity increase with the increasing heat treatment temperature and time.
CDP - FDY纤维的干热收缩率、卷曲度、卷曲弹性率均随热处理温度的上升、时间的延长而提高。
At the same time, the hot shrinkage, crimp ratio and crimp rigidity increase with the increasing heat treatment temperature and time.
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