【摘要】 本文论述了氨纶弹性纤维的国内外生产发展概况和市场需求．对氨纶生产的树脂合成和干法纺丝、湿法纺丝、化学反应法纺丝进行了评述，指出了发展氨纶纤维的必要性．更多还原

【Abstract】 The article summarized the current situation and market demands of spandex fiber at home andabroad.The resin synthesis,dry spinning,wet spinning and chemical spinning are summed up.Thenecessity of developing spendex fiber is emphasised.更多还原