Multi-layer, microporous polyolefin membrane, its production method, battery separator and battery.
2
另一方面：取用低烟无卤阻燃聚烯烃材料装入衣架式扁机头型挤塑机，衣架式扁机头型挤塑机挤出涂膜；
On the other hand: low smoke zero halogen flame retardant polyolefin material drawn into the hanger-style flat nose type extruder, hanger-style flat nose type extrusion coating extruder;
3
聚烯烃消光膜和单一组分树脂 制得的薄膜的 表面散射均由具有大粗糙度的 表面织态结构引起。
Surface scattering of matt films and the pure resin films are determined by their surface textures, the surface textures of one-component films are formed by two origins;
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