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Disposable Article Including a Nanostructure Forming Material:

U.S. Patent No. 10,071,003

Author Image

By: Karen McIntyre

Editor, Nonwovens Industry

Donald Carroll Roe, West Chester, OH; David S Salloum, West Chester, OH; Brandon Ellis Wise, Cincinnati, OH; Vladimir Gartstein, Mason, OH; and Faiz Fiesal Sherman, Mason, OH.
Assigned to The Procter & Gamble Company, Cincinnati, OH.

Filed: 9/22/14
Issued: 9/11/18

A disposable diaper for receiving and storing bodily exudates adapted to be worn around the lower torso of a wearer, at least a portion of the diaper adapted to provide an anti-contamination benefit to a bodily surfaces contacted by the diaper portion, the disposable diaper comprising: a. a topsheet, a backsheet, an absorbent core disposed therebetween, a first waist region, a second waist region, and a crotch region disposed between the first and second waist regions; b. at least one carrier in liquid communication with a body contacting portion of the diaper, the carrier adapted to adhere an hydrophobic activatable nanostructure forming material comprising comprising silica, having a surface and wherein prior to activation, the nanostructure forming material has no nanostructures on the nanostructure forming material’s surface, to a surface of the body contacting portion of the diaper such that when the nanostructure forming material is contacted to a bodily surface at least a portion of the nanostructure forming material is deposited on the bodily surface; and c. one or more hydrophobic activatable nanostructure forming materials releasably joined to the carrier, the one or more nanostructure forming materials adapted to provide a hydrophobic layer of nanostructures to a bodily surface when at least a portion of the nanostructure forming material is activated and deposited on the bodily surface, wherein the nanostructure forming material comprises at least 90% air; andwherein the nanostructure forming material comprises particles having an average particle size from 499 μm to 1 mm.

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