Micro-infrared spectrum of soybean protein compound fiber and vinylon fiber is same,it shows that chemical component and combined key of them is same,and protein content of soybean protein compound fiber is lower.

• 大豆蛋白复合纤维与维纶纤维的显微-红外光谱图基本相同。 说明大豆蛋白复合纤维与维纶纤维的化学成分及结合键的形式基本相同,大豆蛋白复合纤维的蛋白质成分较低。