发明名称 Cross-machine direction embossing of absorbent paper products having an undulatory structure including ridges extending in the machine direction
摘要 A method of embossing an absorbent web with a machine direction undulatory structure is described. The web has a plurality of ridges extending in its machine direction occurring at a frequency, F, across the web and the method includes providing the web to an embossing station where the web is embossed between a first and second embossing roll, each of which rolls may be provided with a plurality of embossing elements configured to define a plurality of embossing nips. At least a portion of the embossing nips are substantially oriented in a cross-machine direction with respect to the web and have a cross direction length, L. The product FxL is from about 0.1 to about 5.
申请公布号 US7294231(B2) 申请公布日期 2007.11.13
申请号 US20050294245 申请日期 2005.12.05
申请人 发明人
分类号 D21H27/02 主分类号 D21H27/02
代理机构 代理人
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