聚酯纤维是什么?

聚酯纤维是什么?

What is Polyester?Polyesters are one of the most economically important classes of polymers, driven especially by PET, which is counted amon...

PP无纺布指南

PP无纺布指南

1.     What is polypropylene nonwoven fabric?Non-woven polypropylene (due to its application also referred to as medical...