alkali cooking

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。