• 涂覆的主要几个工序
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涂覆的主要几个工序

  • 16/04/2018 08:55:15

涂覆的主要几个工序1.放卷:放卷基材要始终保持适当的张力。为使复合挤出稳定,要用边位控制系统,以气动或光电管方式检测基材端部。2.基材的增黏:为使基材与熔融挤出的塑料膜之间黏合良好,在基材表面要有活性基团。纸张、织物等多孔基材通过热处理、火焰处理、电晕处理等手…

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