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Patent Searching and Data


Title:
FRONT-AND-BACK ENGAGEMENT TYPE HOOK-AND-LOOP FASTENER WITH EXCELLENT BIODEGRADABILITY
Document Type and Number:
WIPO Patent Application WO/2021/153642
Kind Code:
A1
Abstract:
Provided is a front-and-back engagement type hook-and-loop fastener comprising: a male molded hook-and-loop fastener layer which has a base and a plurality of male engaging elements protruding from the surface of the base, the base and the male engaging elements both containing polybutylene succinate; and a fiber layer which is formed from fibers comprising polybutylene succinate and which on one surface has a plurality of fiber loops that can engage with the male engaging elements, wherein the base of the male molded hook-and-loop fastener layer and the fibers of the fiber layer are directly bonded by fusion such that when disposed of after use the male molded hook-and-loop fastener on the front side and the fiber layer having loops on the back side quickly biodegrade, and between the molded male hook-and-loop fastener layer on the front side and the fiber layer having loops on the back side, there is no bonding agent layer, adhesive agent layer, or back coat layer which would interfere with biodegradability.

Inventors:
KOGA NOBUHIRO (JP)
IDE JUNYA (JP)
ONO SATORU (JP)
FUJISAWA YOSHIKATSU (JP)
Application Number:
PCT/JP2021/002937
Publication Date:
August 05, 2021
Filing Date:
January 28, 2021
Export Citation:
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Assignee:
KURARAY FASTENING CO LTD (JP)
KURARAY CO (JP)
International Classes:
A44B18/00
Foreign References:
JPH11124494A1999-05-11
JPH0638811A1994-02-15
JP2006527634A2006-12-07
JP2017113391A2017-06-29
JP2005111140A2005-04-28
JP2011026538A2011-02-10
JP2015048445A2015-03-16
JPH11181261A1999-07-06
JPH09262110A1997-10-07
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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