Ultra-fine fiber suede leather for capacitive sensing touch screen and manufacture method of ultra-fine fiber suede leather
A technology of ultra-fine fiber and capacitive sensing, which is applied in the direction of fiber type, fiber treatment, conductive/anti-static filament manufacturing, etc., can solve problems such as freezing hands, and achieve the effect of enhanced conductivity and high strength
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Embodiment 1
[0041] Nylon 6, low-density polyethylene and conductive functional masterbatch are uniformly mixed in a weight ratio of 50 parts, 40 parts and 11 parts. In the conductive functional masterbatch, the weight percentage of carbon black is 25%, and the rest is nylon;
[0042] After processes such as melt extrusion, spinning, oiling, drawing, crimping, shaping and cutting, the conductive Adventitia sea-island staple fibers are obtained;
[0043] 300g / m after carding, laying and needle punching 2 Conductive non-woven fabric with a thickness of 0.8mm;
[0044] Immersing the conductive non-woven fabric in the polyurethane solution, the weight concentration of the polyurethane resin is 25%; impregnating the polyurethane in the fiber gap, and then coagulating and washing with water to obtain a conductive base cloth containing polyurethane;
[0045] Polyurethane solution, is made up of the component of following parts by weight:
[0046] Polyurethane resin (JF-W-TL4085)……………………… 100 pa...
Embodiment 2
[0056] Mix nylon 6, low-density polyethylene and conductive functional masterbatch at a weight ratio of 50 parts, 46 parts and 0.5 part, wherein in the conductive functional masterbatch, the weight percentage of carbon black is 30%, and the rest is nylon, which is extruded , Stretching and curing to form conductive sea-island fibers;
[0057] Made into 450g / m by carding, laying and needle punching 2 Conductive non-woven fabric with a thickness of 1.0mm;
[0058] Immersing the conductive non-woven fabric in the polyurethane solution, the polyurethane weight concentration is 30%, so that the polyurethane is impregnated in the fiber gap, and then undergoes solidification and water washing to obtain a conductive base cloth containing polyurethane;
[0059] Polyurethane solution, is made up of the component of following parts by weight:
[0060] Polyurethane resin (JF-W-TL4160)…………………… 100 parts
[0061] N,N-Dimethylformamide (DMF)………………………… 233 parts
[0062] Use hot toluene a...
Embodiment 3
[0069] Mix nylon 6, low-density polyethylene and conductive functional masterbatch evenly at a weight ratio of 50 parts, 52 parts and 21 parts, wherein, in the conductive functional masterbatch, the weight percentage of carbon black is 35%, and the rest is nylon. Extrude, stretch, and solidify to form conductive sea-island fibers;
[0070] Made into 700g / m by carding, laying and needle punching 2 Conductive non-woven fabric with a thickness of 2.0mm;
[0071] Immersing the conductive non-woven fabric in the polyurethane solution, the polyurethane weight concentration is 30%; impregnating the polyurethane in the fiber gap, and then coagulating and washing with water to prepare the conductive base cloth containing polyurethane;
[0072] Polyurethane solution, is made up of the component of following parts by weight:
[0073] Polyurethane resin (JF-W-TL4085)………………………… 100 parts
[0074] N,N-Dimethylformamide (DMF)……………………… 233 parts
[0075] Use hot toluene at 85°C to draw ou...
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