US2015233060A1PendingUtilityA1

Absorbent Article Comprising A Fibrous Structure Comprising Synthetic Fibers And A Hydrophilizing Agent

Assignee: PROCTER & GAMBLEPriority: Mar 31, 2006Filed: May 5, 2015Published: Aug 20, 2015
Est. expiryMar 31, 2026(expired)· nominal 20-yr term from priority
D21H 27/007D21H 11/04D21H 13/24A61F 13/511Y10T442/699A61F 2013/51023D04H 1/42A61F 13/537Y10T442/696
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Claims

Abstract

An absorbent article comprising a nonwoven fibrous structure comprising a plurality of synthetic fibers. The synthetic fibers may be associated with one or more hydrophilizing agents. A process for making the nonwoven fibrous structure involves association of the synthetic fibers with one or more hydrophilizing agents.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A method for making a fibrous substrate, the method comprising:
 depositing from a headbox onto a Fourdrinier wire a slurry comprising cellulosic fibers, from 10% to 30% synthetic fibers, and from 40 ppm to about 50 ppm of a hydrophilizing agent to form an embryonic web, wherein at least one of the synthetic fibers forms a durable association with the hydophilizing agent;   de-watering the embryonic web to form a web having a consistency of at least 50% consistency;   adhering the web to a surface of a Yankee dryer; and   creping the web off of the Yankee dryer after the web reaches a consistency of at least 90%.   
     
     
         2 . The method of  claim 1 , wherein the synthetic fibers are CoPET/PET bicomponent fibers. 
     
     
         3 . The method of  claim 1 , wherein said cellulosic fibers comprise Northern Softwood Kraft fibers. 
     
     
         4 . The method of  claim 1 , wherein said cellulosic fibers comprise Eucalyptus fibers. 
     
     
         5 . The method of  claim 1 , wherein said de-watering step is accomplished at least partially by vacuum assisted drainage. 
     
     
         6 . The method of  claim 1 , wherein said de-watering step is accomplished at least partially by through air drying. 
     
     
         7 . The method of  claim 1 , wherein said embryonic web is transferred to a photo-polymer fabric.

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