Method for electrodepositing metal copper on surface of textile by using constant current
A technology of electrodeposition of gold and constant current, applied in jewelry and other directions, can solve problems such as no relevant reports, and achieve the effects of broad application prospects, simple preparation method, and excellent electrical conductivity.
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Embodiment 1
[0023] This embodiment adopts polyester cloth
[0024] (1) Immerse the fabric in an aqueous solution composed of 1.0mol / L aniline and 1.0mol / L hydrochloric acid, shake it at 90°C for 60 minutes and take it out;
[0025] (2) Spray 0.5 mol / L ammonium persulfate oxidation solution with a pH value of 4 pre-cooled to 5°C on the fabric obtained in step (1) to obtain a conductive fabric;
[0026] (3) The above-mentioned conductive fabric is used as the cathode, the titanium metal electrode is used as the anode, and the saturated calomel electrode is used as the reference electrode. The pH value of mol / L is in the electrolyte solution of 4, at room temperature at 120mA / cm 2 Power on for 30s;
[0027] (4) Reduce the current to 60mA / cm 2 Continue to power on for 120s, take it out, rinse and dry.
[0028] Tests show that the surface resistance of the fabric is 10±2mΩ / sq, and the fabric has excellent electrical conductivity, friction resistance and washability.
Embodiment 2
[0030] This embodiment adopts polyester brocade cloth
[0031] (1) Immerse the fabric in an aqueous solution composed of 0.8mol / L aniline and 0.8mol / L hydrochloric acid, shake it at 80°C for 60 minutes and take it out;
[0032] (2) Spray 0.4 mol / L ammonium persulfate oxidation solution with a pH value of 4 pre-cooled to 5°C on the fabric obtained in step (1) to obtain a conductive fabric;
[0033] (3) The above-mentioned conductive fabric is used as the cathode, the titanium metal electrode is used as the anode, and the saturated calomel electrode is used as the reference electrode. The pH value of mol / L is in the electrolyte solution of 4, at room temperature at 100mA / cm 2 Power on for 20s;
[0034] (4) Reduce the current to 80mA / cm 2 Continue to power on for 100 seconds, take it out, rinse and dry.
[0035] Tests show that the surface resistance of the fabric is 5±2mΩ / sq, and the fabric has excellent electrical conductivity, friction resistance and washability.
Embodiment 3
[0037] This embodiment adopts nylon cloth
[0038] (1) Immerse the fabric in an aqueous solution composed of 0.6mol / L aniline and 0.6mol / L hydrochloric acid, shake it at 85°C for 60 minutes and take it out;
[0039] (2) Spray 0.3 mol / L ammonium persulfate oxidation solution with a pH value of 4 pre-cooled to 5°C on the fabric obtained in step (1) to obtain a conductive fabric;
[0040] (3) The above-mentioned conductive fabric is used as the cathode, the titanium metal electrode is used as the anode, and the saturated calomel electrode is used as the reference electrode. The pH value of mol / L is in the electrolyte solution of 4, at room temperature at 80mA / cm 2 Power on for 30s;
[0041] (4) Reduce the current to 60mA / cm 2 Continue to power on for 120s, take it out, rinse and dry.
[0042] Tests show that the surface resistance of the fabric is 20±2mΩ / sq, and the fabric has excellent electrical conductivity, friction resistance and washing resistance.
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