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Patents

Carded Staple Fiber Nonwovens:

U.S. Patent No. 10,307,309

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By: Karen McIntyre

Editor, Nonwovens Industry

Gerard A. Viens, Wyoming, OH; Stephen Lebeuf Hardie, Mason, OH; Edward Paul Carlin, Maineville, OH; and Ronda Lynn Glassmeyer, Cincinnati, OH.
Assigned to The Procter & Gamble Company, Cincinnati, OH.

Filed: 6/5/15
Issued: 6/4/19

A carded staple fiber nonwoven having a basis weight of between about 40 grams per square meter (gsm) and about 150 gsm, the carded staple fiber nonwoven comprising a blend of absorbing fibers, stiffening fibers and filler fibers, wherein the carded staple fiber nonwoven is non-heat stiffened, has an air permeability of between about 100 m3/m2/min and about 500 m3/m2/min, and a pore volume radius mode of between about 60 μm and about 120 μm, wherein the stiffening fibers form about 10% to about 50%, by weight, of the carded staple fiber nonwoven, wherein the absorbing fibers form about 10% to about 50%, by weight, of the carded staple fiber nonwoven, and wherein the filler fibers form about 60% or less, by weight, of the carded staple fiber nonwoven.

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