TODAY’S PATENT – WOVEN FABRIC FOR SWIMSUITS, AND SWIMSUIT
The Woven fabric for swimsuits, and swimsuit was invented by Ujiteru Niwa, Hiroaki Date, Keiko Kasahara, Akira Watanabe on 26th September 2013, bearing patent number US20130247268A1.
This present invention is a cloth for swimsuits includes synthetic fiber multifilament yarns and elastic fibers, wherein a front surface and a back surface of the cloth have a water-repellent finish(es); bumps and hollows are formed on the back surface; the bumps and hollows on the back surface have a height difference of 150 μm to 650 μm; and the hollows have a width of 100 μm to 5000 μm.
There is a need to overcome the defects of a swimsuit made of a knit or cloth for swimsuits and to provide a cloth for swimsuits that satisfies various properties (elongation, basis weight, thickness, ease of movement, durability in use, mechanical strength, aesthetics, and the like) required for a material for swimsuits, and at the same time have a texture design that generates microbubbles by which water resistance can be more reduced than before when a swimmer swims wearing a swimsuit made of the cloth, and a swimsuit made thereof.
The cloth for swimsuits has synthetic fiber multifilament yarns are selected from at least one of polyester fibers, polyamide fibers, and polypropylene fibers. The cloth for swimsuits has a composite yarn composed of the elastic fibers as a core yarn and the synthetic fiber multifilament yarns as a sheath yarn is used for warp and weft.