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US 10,369,765 B2Granted
Fastener tape, slide fastener provided with same, and fastener tape fabrication method
AssigneeYKK Corporation
InventorsToshimasa Konaka, Shinyo Yokoyama, Jun Hamada
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Abstract
A water-proof fastener tape of an environment-conscious type fabricated using a reduced amount of an organic solvent is provided. The fastener tape includes a base fabric and a water-stop film laminated to at least one surface of the base fabric, the water-stop film includes a surface layer of a polyurethane film and an adhesive layer of a cured product of an aqueous polyurethane adhesive adjacent to the surface layer so that the fastener tape has a laminate structure.
Claims6
A slide fastener comprising a fastener tape, wherein the fastener tape comprises:
- a base fabric;
- a waterproof surface layer comprising polyurethane;
- and
- a waterproof adhesive layer comprising a cured product of an aqueous polyurethane adhesive, and
- wherein the waterproof adhesive layer is between the base fabric and the waterproof surface layer so that the fastener tape has a laminate structure,
- wherein the waterproof surface layer comprises a water-soluble organic solvent-borne polyurethane, a water-soluble organic solvent of the water-soluble organic solvent-borne polyurethane comprises one or more selected from the group consisting of glycol ethers, alcohols, terpenes, and pyrrolidones,
- wherein the waterproof surface layer comprises a silicone compound,
- wherein the waterproof adhesive layer does not comprise a silicone compound, and
- wherein the cured product of the aqueous polyurethane adhesive comprises a carboxyl group and/or a neutralized carboxyl group.
6 more elements
Dependencies are inferred from the claim text.