公开(公告)号：US20170311684A1

公开(公告)日：2017-11-02

申请号：US15520741

申请日：2014-10-29

Applicant: YKK Corporation

Inventor： Toshiyuki Asami ,  Isamu Michihata ,  Sayaka Nakamura ,  Yoshinori Kojima

IPC: A44B19/24 ,  A44B19/42 ,  A44B19/02

CPC classification number: A44B19/24 ,  A44B19/02 ,  A44B19/06 ,  A44B19/42 ,  Y10T24/25 ,  Y10T24/2539

Abstract: Elements are made of a polyacetal resin, which can effectively improve the chain crosswise strength while maintaining wear resistance. Provided is a fastener element made of a polyacetal resin composition containing 5 to 30% by mass of reinforcing fibers each having an average fiber diameter of 5 to 15 μm and a numeric average fiber length of 150 to 500 μm.

公开(公告)号：US10098420B2

公开(公告)日：2018-10-16

申请号：US15520741

申请日：2014-10-29

Applicant: YKK Corporation

Inventor： Toshiyuki Asami ,  Isamu Michihata ,  Sayaka Nakamura ,  Yoshinori Kojima

IPC: B29D5/02 ,  A44B19/42 ,  A44B19/24 ,  A44B19/02 ,  A44B19/06

Abstract: Elements are made of a polyacetal resin, which can effectively improve the chain crosswise strength while maintaining wear resistance. Provided is a fastener element made of a polyacetal resin composition containing 5 to 30% by mass of reinforcing fibers each having an average fiber diameter of 5 to 15 μm and a numeric average fiber length of 150 to 500 μm.