Internal material of sole, shoe insole and boot
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United States of America Patent
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May 4, 2010
Issued Date -
N/A
app pub date -
Jun 29, 2005
filing date -
Jul 14, 2004
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Abstract
A web comprising a matrix fiber containing a non-elastic polyester based short fiber and an elastic composite fiber which is made of a thermoplastic elastomer having a melting point of at least 40° C. lower than a melting point of a polyester polymer constituting the short fiber and a non-elastic polyester, with the former being at least exposed on a surface of the fiber, and optionally a hygroscopic and exothermic fiber is heat molded such that the fibers are aligned in a thickness direction thereof, thereby obtaining a mat layer, onto which is then stuck a surface skin material to form an internal material of shoe, and a shoe insole and a boot are obtained by using the internal material of shoe.
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