发明名称 PAPER STRUCTURES HAVING DIFFERENT BASIS WEIGHTS AND DENSITIES
摘要 <p>A non-through air dried paper web and method of making such a paper web are disclosed. The paper web includes at least two regions of different density and at least two regions of different basis weight. In one embodiment, the paper web includes a relatively high basis weight continuous network region, a plurality of discrete, relatively low basis weight regions dispersed throughout the relatively high basis weight continuous network region, and a plurality of discrete, intermediate basis weight regions circumscribed by the relatively low basis weight regions.</p>
申请公布号 WO1999010597(A1) 申请公布日期 1999.03.04
申请号 IB1998001234 申请日期 1998.08.14
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