US2025257505A1PendingUtilityA1

Knitted product and method for producing knitted product

Assignee: JP AVANCE CORPPriority: May 19, 2022Filed: May 19, 2023Published: Aug 14, 2025
Est. expiryMay 19, 2042(~15.8 yrs left)· nominal 20-yr term from priority
Inventors:Tomoatsu Yamao
D10B 2401/041D10B 2331/02D06C 7/02D04B 1/16
37
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Claims

Abstract

A heat-fusible yarn that melts at 105° C. or less is fused with a whole or a part of a ground yarn that is a natural fiber yarn and/or a synthetic fiber yarn. A knitted product including the heat-fusible yarn in an unmelted state is efficiently produced by form-knitting with use of a flat knitting machine while knitting the heat-fusible yarn into the whole or a part of the ground yarn. The heat-fusible yarn melts at 105° C. or less, thereby causing the heat-fusible yarn to melt and to be fused with the ground yarn by a steam iron without using a large-scale heat treatment apparatus. The heat-fusible yarn is fused with the ground yarn of the knitted product, thereby preventing shrinkage and stretching of the ground yarn.

Claims

exact text as granted — not AI-modified
1 . A knitted product in which a natural fiber yarn and/or a synthetic fiber yarn is used, the knitted product comprising:
 a heat-fusible yarn fused with a whole or a part of a ground yarn, the heat-fusible yarn melting at 105° C. or less.   
     
     
         2 . The knitted product according to  claim 1 , wherein the knitted product is formed by a flat knitting machine. 
     
     
         3 . The knitted product according to  claim 1 , wherein the heat-fusible yarn is a nylon heat-fusible yarn having a melting point of 75° C. or more and 90° C. or less. 
     
     
         4 . The knitted product according to  claim 1 , wherein fineness of the heat-fusible yarn is 30 deniers or more and 150 deniers or less. 
     
     
         5 . A method for producing a knitted product, the method comprising:
 a first step in which, while a heat-fusible yarn that melts at 105° C. or less is knitted into a whole or a part of a ground yarn that is a natural fiber yarn and/or a synthetic fiber yarn, a knitted product including the heat-fusible yarn in an unmelted state is produced by a flat knitting machine; and   a second step in which the heat-fusible yarn in the knitted product that has undergone the first step is melted by a steam iron to cause the heat-fusible yarn to be fused with the ground yarn.   
     
     
         6 . The method for producing a knitted product according to  claim 5 , wherein the heat-fusible yarn is a nylon heat-fusible yarn having a melting point of 75° C. or more and 90° C. or less.

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