An additive of namo-grade chemical fibers is made of tourmaline of gem grade in the nature by a special treatment process, which was dispersed evenly into viscose spinning dope by a special process, and the anion viscose fiber was developed.

• 摘要选用自然界中宝石级电气石经过特殊表面处理工艺，制作成纳米级化纤添加剂，再经特殊工艺使其均匀地分散在纺丝粘胶中，经过近似常规纺丝方法得到产生负离子功能的粘胶纤。