Apertured plastic film

Details Apertured plastic film Apertured plastic film

B - Operations, Transporting

32

B

B32B 3/10 (2006.01) A61F 13/00 (2006.01) A61F 13/15 (2006.01) B26F 1/26 (2006.01) B29C 59/00 (2006.01) B29D 7/01 (2006.01)

Patent

CA 2157729

An apertured plastic film having a plurality of wales, a plurality of sloped side walls extending from the wales and a plurality of clusters of irregular micro-holes defined by a network of fiber-like elements, each cluster of irregular micro-holes being connected between at least two of the sloped side walls. The film also has a plurality of rows of undulating ribs having the network of wales connected to opposite sides of the ribs and extending in a transverse direction from the ribs. The films of the invention are useful as covering materials for absorbent products such as diapers, wound dressings and sanitary napkins.

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