共挤出复合成型是使用两台以上的挤出机在一个机头中成型多层结构的加工过程。
Coextrusion is a process that moulds the multilayer product in one die by two or more than two extruders.
按聚合物流变学原理，结合实际生产工艺，在挤出成型中将两种聚合物共挤复合，获得理想产品的工艺方法。
The technique based on the rheology theorem of polymer and practical production process is introduced, to obtain the optimized products by means of coextrusion lamination of two kinds of polymers.
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