US2002168911A1PendingUtilityA1

Absorbent layer for use in hospital supplies

19
Priority: May 2, 2001Filed: May 2, 2002Published: Nov 14, 2002
Est. expiryMay 2, 2021(expired)· nominal 20-yr term from priority
Inventors:Kathleen Tonner
D04H 1/5418D04H 1/541D04H 1/4258A61F 2013/00229A61F 13/069Y10T442/682D04H 1/46Y10T442/688A61F 2013/00519Y10T442/684Y10T442/697A61F 2013/00157Y10T442/686A61F 2013/00744D04H 1/485A61F 2013/0091A61F 13/01042
19
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Claims

Abstract

An absorbent fleece for use in hospital supplies, comprises a fiber blend of about 80-95% viscose and 10% polyester formed into a dry laid, nonwoven web, wherein the web consists of multiple, carded and cross-lapped layers that are consolidated using a needle-punch process, whereby the fleece has a water absorbtion of at least about 1,000 wt % and an absorbing speed of at least about 20 mm after 10 seconds.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . An absorbent fleece for use in hospital supplies, comprising a fiber blend of about 80-95% viscose and 10% polyester formed into a dry laid, nonwoven web, wherein the web consists of multiple, carded and cross-lapped layers that are consolidated using a needle-punch process, whereby the fleece has a water absorbtion of at least about 1,000 wt % and an absorbing speed of at least about 20 mm after 10 seconds.  
     
     
         2 . The absorbent fleece of  claim 1 , wherein the fiber blend is about 90% viscose and 10% polyester.  
     
     
         3 . The absorbent fleece of  claim 2 , wherein the polyester is a bicomponent fiber blend having a softening point between 110 and 120° C.

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