a composite fiber fabric
A composite fiber fabric and composite fiber technology, applied in the direction of fabrics, textiles, textiles and papermaking, can solve the problems of single function of fiber fabrics, and achieve the effects of ensuring skin-friendly comfort, convenient cleaning, and improving breaking strength.
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Embodiment 1
[0042] A composite fiber fabric, comprising a blended layer, the upper surface of the blended layer is covered with a carbon fiber-polyether polyurethane layer, the lower surface of the blended layer is covered with a crotonate-grafted starch layer, and the carbon fiber-polyether polyurethane layer is covered The thickness is 400 μm, the thickness of the blended layer is 0.2 cm, and the thickness of the crotonate-grafted starch layer is 600 μm.
[0043] The blended layer is composed of 16.3% chitosan fiber, 9.7% graphene viscose composite fiber and 74% cotton fiber.
[0044] The carbon fiber-polyether polyurethane layer is sprayed on the upper surface of the blended layer after melting the carbon fiber-polyether polyurethane at high temperature, and the crotonate-grafted starch layer is sprayed on the surface after melting the crotonate-grafted starch at high temperature. Blend layer lower surface.
[0045] The blended layer is formed by weaving cotton fibers, chitosan fibers...
Embodiment 2
[0047] A kind of composite fiber fabric of the present invention, wherein cotton fiber is through pretreatment, and the step of pretreatment is,
[0048] Step 1: Take 2.0 mL of 0.1 mol / L citric acid and 18.0 mL of 0.1 mol / L sodium citrate to prepare a citric acid-sodium citrate buffer solution with a pH of 6.4;
[0049] Step 2: soak the cotton fiber completely in the buffer solution, add hydroxycarboxylic acid to the buffer solution according to the mass ratio of cotton fiber: hydroxycarboxylic acid 1:0.04, and add hydroxycarboxylic acid to the buffer solution according to the mass ratio of cotton fiber: carboxylic acid betaine 1:0.08 Add carboxylate betaine to the solution and soak for 30 minutes;
[0050] Step 4: Add pectinase and cellulase to the buffer according to the mass ratio of cotton fiber: pectinase: cellulase 1:0.05:0.02, heat the water bath to 27°C, stir at constant temperature for 5 minutes, and then add cotton fiber: fat Add lipase to the buffer solution at an ...
Embodiment 3
[0054] A kind of composite fiber fabric of the present invention, graphene viscose composite fiber is prepared by following steps,
[0055] Step 1: Add graphite powder and sodium nitrate to the concentrated sulfuric acid at the mass ratio of concentrated sulfuric acid: graphite powder: sodium nitrate 65:1:0.6 in an ice bath, stir and dissolve for 30 minutes, and then add graphite powder: potassium permanganate according to the mass ratio of graphite powder: potassium permanganate Ratio 1:5, add potassium permanganate to the mixed solution, stir for 10 hours, add deionized water to the mixed solution according to the volume ratio of concentrated sulfuric acid: deionized water 1:1, and place the mixture under the condition of a vacuum degree of 0.93 Slowly raise the temperature to 52°C at a rate of 1.2°C / h, keep stirring at a constant temperature of 52°C for 22 hours, then add hydrogen peroxide to the mixed solution according to the volume ratio of concentrated sulfuric acid to h...
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