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Title:
POLYAMIDE RESIN COMPOSITION FOR SLIDE FASTENER, SLIDE FASTENER COMPONENT, AND SLIDE FASTENER EQUIPPED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2017/195363
Kind Code:
A1
Abstract:
Provided is a polyamide resin composition suitable for a slide fastener component, especially for a material used for production of a pull tab, which exhibits superior toughness, has excellent dyeing affinity, and helps attain physical strength after dyeing. This polyamide resin composition for a slide fastener comprises a polyamide resin and a reinforcement fiber, wherein: the total mass of the polyamide resin and the reinforcement fiber accounts for at least 90 mass% of the composition; poly meta-xylylene adipamide (MXD6) accounts for at least 60 mass% of the polyamide resin; the reinforcement fiber accounts for 45-70 mass% of the total mass of the polyamide resin and the reinforcement fiber; a first reinforcement fiber having a fiber diameter of 5-7 μm and a second reinforcement fiber having a fiber diameter greater by at least 2 μm than that of the first reinforcement fiber account for at least 90 mass% of the entire reinforcement fiber; and the first reinforcement fiber accounts for not less than 20 mass% but less than 50 mass% of the entire reinforcement fiber.

Inventors:
MIZUMOTO,Kazuya (200Yoshida,Kurobe-sh, Toyama 01, 〒9388601, JP)
WAKASA,Hironobu (200Yoshida,Kurobe-sh, Toyama 01, 〒9388601, JP)
YOKOGOSHI,Yasuhiro (200Yoshida,Kurobe-sh, Toyama 01, 〒9388601, JP)
OZAKI,Norihide (200Yoshida,Kurobe-sh, Toyama 01, 〒9388601, JP)
Application Number:
JP2016/064353
Publication Date:
November 16, 2017
Filing Date:
May 13, 2016
Export Citation:
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Assignee:
YKK CORPORATION (1Kanda Izumi-cho, Chiyoda-ku Tokyo, 42, 〒1018642, JP)
International Classes:
A44B19/24; A44B19/26; C08J5/04
Domestic Patent References:
2015-10-15
2015-04-09
Foreign References:
JPH0251536A1990-02-21
JP2005160667A2005-06-23
JP2012041526A2012-03-01
Attorney, Agent or Firm:
AXIS PATENT INTERNATIONAL (Shimbashi i-mark Bldg, 6-2 Shimbashi 2-Chome Minato-k, Tokyo 04, 〒1050004, JP)
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