2011-Technologies for Selective Removal of Spandex from Polyamide/Spandex Blended Fabrics

Technologies for Selective Removal of Spandex from Polyamide/Spandex Blended Fabrics Youjiang Wang1, Donggang Yao, John Muzzy, Yunjie Yin, and Xiaodan Zhang Abstract       The use of spandex fibers has been increasing steadily in recent years, currently at close to 400,000 tons per year. Since spandex is most often blended with other fibers to make textile products, the amount of post-consumer and post industrial waste of spandex blended fabrics is very large. In polyamide (PA) /spandex blended .....