纺织学报 ›› 1991, Vol. 12 ›› Issue (02): 52-53.

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促进剂及瞬间热处理对CDPET碱处理的影响

陈炳元   

  1. 苏州化学纤维厂
  • 出版日期:1991-02-15 发布日期:1991-02-15
  • 通讯作者: 陈炳元

  • Online:1991-02-15 Published:1991-02-15

摘要: 本文通过实验验证了加入促进剂1631后,将加速CDPET 的碱处理速度,碱减量率(W)与时间(t)的关系W=A·10kt(A、k 为常数、t>0)仍适用;在玻璃化温度Tg 以上进行碱处理可成倍地增加减量率;当1631的加入浓度(C)≤1.5g/1时,其√W=ac+b(a、b 为常数),>1.5g/1时,W 的增长呈平缓趋势。经180℃及1秒的瞬间热处理后,CDPET 纤维的减量率增加50%左右。

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