The pupa protein fiber, a blended spun fiber with viscose and pupa protein, is dyed with double- group reactive dyes, and the dyeing conditions are tested emphatically.
由粘胶和蚕蛹蛋白混纺而成的蚕蛹蛋白纤维，采用双活性基活性染料染色，对染色工艺条件作了重点试验。
2
Scouring cannot be carried out to the spun-dyed cotton flannel fabric before dyeing. The problems were lower washing fastness and staining.
彩色棉起绒布在染色加工前不能进行煮练处理，产品最大的问题是沾地和色牢度低。
3
This paper introduces the key step of fully shrinking for suitable elasticity in cheese dyeing of PTT filament core-spun elastic yarn and staple blended yarn.