AN APPARATUS AND METHOD FOR DEGRADING A WEB IN THE MACHINE DIRECTION WHILE PRESERVING CROSS-MACHINE DIRECTION STRENGTH

摘要

At least a portion of a web is perforate embossed. A first embossing roll having embossing elements and at least a second embossing roll having embossing elements are provided. The embossing elements of the first and second embossing rolls define perforate nips for embossing and perforating the web. At least a portion of at least the first or second embossing roll is crowned. At least a portion of the perforate nips are substantially oriented in the cross-machine direction.