Objective To study Non-PVC officinal compounding velamen and glass bottle with transfuse of compatibility.
2
共挤膜袋是由具有不同性能的多种塑料材料共挤而成的薄膜，经特种机器制袋而成。
The co-extruded poly mailer is made of poly film, by special machinery, which is co-extruded from many kinds of plastic resins with different functions.
3
是低粘表面保护膜，主要是特殊烯烃类聚合物采用自主开发的多层共挤技术制造而成。
A is a surface protective film with low adhesive, which is mainly made of special olefin polymerization processed by our independently developed multi-layer coextrusion technology.
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