The article mainly discusses the technology conditions such as alkali boiling off,hypochlorous acid salt,mercerizing alkali density and heat setting,which play the key role in influencing the elasticity of polyurethane.
着重探讨对氨纶弹性有关键作用的碱煮练、次氯酸盐、丝光碱浓度、热定型工艺条件,从而得出清晰的结论,减少了生产中的误区。
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