Invention Grant
- Patent Title: Heat-fusible textile hook-and-loop fastener
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Application No.: US17419809Application Date: 2020-01-16
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Publication No.: US11540598B2Publication Date: 2023-01-03
- Inventor: Toshihito Tanikawa
- Applicant: KURARAY FASTENING CO., LTD.
- Applicant Address: JP Osaka
- Assignee: KURARAY FASTENING CO., LTD.
- Current Assignee: KURARAY FASTENING CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Element IP, PLC
- Priority: JPJP2019-006485 20190118
- International Application: PCT/JP2020/001256 WO 20200116
- International Announcement: WO2020/149361 WO 20200723
- Main IPC: A44B18/00
- IPC: A44B18/00 ; A44B13/00

Abstract:
The present invention relates to a heat-fusible woven fabric hook-and-loop fastener including a woven fabric hook-and-loop fastener obtained by using a weft yarn in which a sheath component is a polyester-based hot melt resin (B) and a heat-fusible resin layer formed of a polyester-based hot melt resin (A) formed on the back surface of the woven fabric hook-and-loop fastener, wherein the heat-fusible resin layer is fused to a warp yarn only, and the melting point of the polyester-based hot melt resin (B) is higher than the melting point of the polyester-based hot melt resin (A) by 50 to 110° C. The heat-fusible woven fabric hook-and-loop fastener has excellent flexibility before being fused to an adherend, can be firmly fused and fixed to an adherend such as a fabric or a soft vinyl chloride sheet, and has excellent flexibility and high engagement force even after being fused and fixed.
Public/Granted literature
- US20220061470A1 HEAT-FUSIBLE TEXTILE HOOK-AND-LOOP FASTENER Public/Granted day:2022-03-03
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