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Title:
HOT WATER-SOLUBLE MALE HOOK-AND-LOOP FASTENER AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2023/276844
Kind Code:
A1
Abstract:
A hot water-soluble male hook-and-loop fastener which comprises a base material and a plurality of male engagement elements that protrude from the surface of the base material, and which is characterized in that: both the base material and the male engagement elements contain a polyvinyl alcohol resin that has a polymerization degree within the range of 300 to 700 and a saponification degree within the range of 80 to 99% by mole; and the base material and the male engagement elements are both soluble in hot water at a temperature of 45 to 90°C, but are not soluble in water at a temperature less than 45°C.

Inventors:
KOGA NOBUHIRO (JP)
KAMADA HIDEKI (JP)
TAKAKUWA KAZUNORI (JP)
FUJISAWA YOSHIKATSU (JP)
Application Number:
PCT/JP2022/025031
Publication Date:
January 05, 2023
Filing Date:
June 23, 2022
Export Citation:
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Assignee:
KURARAY FASTENING CO LTD (JP)
KURARAY CO (JP)
International Classes:
A44B18/00; C08K3/013; C08K3/34; C08K5/053; C08L29/04; C08L71/02
Domestic Patent References:
WO2019159756A12019-08-22
Foreign References:
JPH09313218A1997-12-09
JPH06220287A1994-08-09
JPH11181306A1999-07-06
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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