US2009145507A1PendingUtilityA1

Skin Care Goods and Production Method Thereof

Assignee: TAKEDA MASANOBUPriority: Aug 26, 2005Filed: Aug 24, 2006Published: Jun 11, 2009
Est. expiryAug 26, 2025(expired)· nominal 20-yr term from priority
D03D 15/292A45D 44/00D03D 27/00D03D 1/0017A45D 2200/1018D03D 15/33D04B 21/04D10B 2331/02D04B 1/04
42
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Claims

Abstract

An object of the present invention is to prove a skin care goods that is low irritant to the skin and superior in wiping efficiency of the dirt in the sulucus cutis and pores of the skin. Thus, the present invention provides a skin care goods of a pile fabric, the pile fabric comprising pile yarns of nanofibers of thermoplastic polymer having a number-average monofilament fineness of 1×10 −8 to 2.2×10 −3 dtex and ground yarns.

Claims

exact text as granted — not AI-modified
1 . A skin care goods of a pile fabric, the pile fabric comprising pile yarns of nanofibers of thermoplastic polymer having a number-average monofilament fineness of 1×10 −8  to 2.2×10 −3  dtex and ground yarns. 
   
   
       2 . The skin care goods according to  claim 1 , wherein said thermoplastic polymer is nylon. 
   
   
       3 . The skin care goods according to  claim 1 , wherein the number-average monofilament fineness of said nanofibers is 4×10 −4  dtex or less. 
   
   
       4 . The skin care goods according to  claim 1 , wherein said pile yarn is a bundle of nanofiber filaments. 
   
   
       5 . The skin care goods according to  claim 1 , wherein the monofilament fineness of said ground yarns is larger than 8×10 −4  dtex. 
   
   
       6 . The skin care goods according to  claim 1 , wherein the monofilament fineness of said ground yarns is larger than 1×10 −1  dtex. 
   
   
       7 . The skin care goods according to  claim 1 , wherein the length of the pile is in the range of 1 to 10 mm. 
   
   
       8 . The skin care goods according to  claim 1 , wherein the length of the pile is in the range of 2 to 5 mm. 
   
   
       9 . The skin care goods according to  claim 1 , wherein the tips of the pile filaments are cut. 
   
   
       10 . The skin care goods according to  claim 1 , wherein said skin care goods has a sheet shape and double faced pile. 
   
   
       11 . The skin care goods according to  claim 10 , wherein said pile fabrics with the single faced pile are laminated to each other. 
   
   
       12 . A method of producing the skin care goods according to  claim 1 , comprising a step of forming a nanofiber having a number-average monofilament fineness of 1×10 −8  to 2.2×10 −3  dtex by treating a pile fabric having pile yarns of polymer alloy fibers consisting of sea and island components with a liquid dissolving the sea component but not dissolving the ground yarn.

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