CPC D02G 3/441 (2013.01) [D10B 2101/20 (2013.01); D10B 2321/022 (2013.01); D10B 2331/02 (2013.01); D10B 2331/06 (2013.01); D10B 2331/10 (2013.01); D10B 2401/20 (2013.01)] | 6 Claims |
1. A flexible electroluminescent yarn for embroidery, sequentially consisting of: metal core wires, a light-emitting layer, a transparent conductive layer, a filament, and a coating layer, wherein a quantity of the metal core wires is an even number, and the metal core wires are wrapped by the light-emitting layer; the light-emitting layer is coated with the transparent conductive layer; the coating layer and the filament are exterior to the transparent conductive layer; wherein the metal core wires are enameled copper wires with a diameter of 0.01-0.05 mm; a quantity of the enameled copper wires is an even number, and capacitances of the enameled copper wires are identical; wherein the transparent conductive layer is wrapped with the filament, and the filament is transparent or translucent; the filament is organic filament with a diameter of 0.005-0.01 mm, the filament is a polypropylene fiber or a polyurethane fiber; wherein the filament is segmentally coated with the coating layer which is colorless, transparent and insulating; the coating layer bonds the filament to surfaces of the light-emitting layer and the transparent conductive layer, while the filament provides support for the coating layer; the coating layer completely wraps the transparent conductive layer; a thickness of the coating layer equals to a diameter of the filament; the metal core wires emit light through energizing without using an external electrode; a diameter of the electroluminescent yarn is 0.1-0.3 mm, and the electroluminescent yarn adopts a 20-36V safe voltage for emitting light.
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