发明名称 METHODS OF IMPROVING THE CUTTING CHARACTERISTICS OF AMORPHOUS POLYESTERS
摘要 <p>A method for improving the cutting characteristics of thermoplastic film or sheet includes the steps of forming a multi-layer structure having a first or base layer of thermoplastic, wherein the first layer has a first surface; coating at least a portion of the first surface with a second material to form a second layer, wherein a monolayer of the second material has an improved cutting characteristic relative to a monolayer of the base layer; and cutting the multi-layer structure in a manner so that second layer is penetrated by a cutting device before the first layer is penetrated by the cutting device.</p>
申请公布号 WO2001034391(A1) 申请公布日期 2001.05.17
申请号 US2000029118 申请日期 2000.10.20
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