According to acoustic structure theory base,acoustic principle of multi-holes acoustextile and nonwovens characteristics,nonwovens acoustic theory are analysed in the paper.
Shape-set silk floss of a compound-layered structure is made by nonwoven technology mainly with waste silk from filatures and three-dimensionally crimpy fibres.
Our needle punched nonwoven had wide range of grammage, materials, and width. Was used in should pad, mattress, iron board, package, filtration, blanket, wipes xxxxx
The results indicated that argon plasma treatment had some effects on the mechanical properties of pylen nonwoven fabric, but had no effect on the application of pylen nonwoven fabric.