The invention relates to a waterproof air and moisture permeable microporous film, a three-layer compositematerial and a preparation method and application thereof.
本发明涉及一种新的具有防水透气透湿功能的微孔膜及三层复合材料及其制备方法与用途。
2
Felt can be made of natural down fiber blended with other fibers by means of needle punching process, then have a composite of a new thermal insulation material with PTFE film.
将羽绒与其它纤维混合通过针刺工艺加工成絮毡，再与PTFE膜复合成新型保暖材料。
3
The product is two layers of limpness compositematerial of polyester thin film coated with bonding agent and single surface bonding of calendaring aromatic polyamide fiber paper.