发明名称 POLYMERIC COEXTRUDED MULTILAYER ARTICLES
摘要 <p>Described is a polymeric coextruded multilayer web, the web comprising: at least two layers that are discontinuous in the cross-web direction, each layer comprising a plurality of distinct phases that are substantially continuous in the down-web direction; and at least one layer that is substantially continuous in both the cross-web and down-web directions; wherein said web has an x-axis that is in the cross-web direction of the web, a y-axis that is in the down-web direction of the web and a z-axis that is in the thickness direction of the web, and wherein the substantially continuous layer(s) has less weld lines in the y-z plane of the web than the x-axis.</p>
申请公布号 WO2003053668(A1) 申请公布日期 2003.07.03
申请号 US2002036923 申请日期 2002.11.18
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