Anti-aging conductive rubber and preparation method thereof
A conductive rubber and anti-aging technology, applied in the field of conductive materials, can solve the problems of high cost, high material density, limited electrical conductivity, etc., and achieve the effects of high tensile strength, good electrical conductivity, and good anti-aging properties.
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Embodiment 1
[0024] An anti-aging conductive rubber, the following raw materials are weighed for later use: 50kg of silicone rubber, 20kg of isoprene-butadiene rubber, 15kg of modified carbon nanotubes, 5kg of carbon black N2205kg, 5kg of silver-plated glass fiber, and 4kg of dimethyl silicone oil , 6kg of zinc oxide, 1kg of vulcanizing agent, 1kg of anti-aging agent, 1kg of accelerator and 1kg of ultraviolet light stabilizer;
[0025] The above-mentioned modified carbon nanotubes are prepared by the following steps: 15 kg of carbon nanotubes are added to a dimethylformamide solution with a mass concentration of 8%, soaked at a temperature of 38° C. for 6 hours, and ultrasonically treated for 25 minutes after soaking. Then filter and wash, then add it to a nitric acid solution with a mass concentration of 4% for ultrasonic treatment for 60 minutes, filter and wash, then add it to a sulfuric acid solution with a mass concentration of 4% for ultrasonic treatment for 40 minutes, filter and was...
Embodiment 2
[0033] An anti-aging conductive rubber, weighing the following raw materials for use: 60kg of silicone rubber, 25kg of isoprene-butadiene rubber, 20kg of modified carbon nanotubes, 10kg of carbon black N220, 10kg of silver-plated glass fiber, and 6kg of dimethyl silicone oil , 8kg of zinc oxide, 3kg of vulcanizing agent, 2kg of anti-aging agent, 2kg of accelerator and 2kg of ultraviolet light stabilizer;
[0034] The above-mentioned modified carbon nanotubes are prepared by the following steps: 20 kg of carbon nanotubes are added to a dimethylformamide solution with a mass concentration of 10%, soaked at a temperature of 40° C. for 7 hours, and ultrasonically treated for 30 minutes after soaking. Then filter and wash, then add it to a nitric acid solution with a mass concentration of 6% for ultrasonic treatment for 70 minutes, filter and wash, then add it to a sulfuric acid solution with a mass concentration of 6% for ultrasonic treatment for 50 minutes, filter and wash, and th...
Embodiment 3
[0042] An anti-aging conductive rubber, the following raw materials are weighed for later use: 70kg of silicone rubber, 30kg of isoprene-butadiene rubber, 25kg of modified carbon nanotubes, 15kg of carbon black N22015kg, 15kg of silver-plated glass fiber, and 8kg of dimethyl silicone oil , 10kg of zinc oxide, 5kg of vulcanizing agent, 3kg of anti-aging agent, 3kg of accelerator and 3kg of ultraviolet light stabilizer;
[0043] The above-mentioned modified carbon nanotubes are prepared by the following steps: 25 kg of carbon nanotubes are added to a dimethylformamide solution with a mass concentration of 12%, soaked at a temperature of 42° C. for 8 hours, and ultrasonically treated for 35 minutes after soaking. Then filter and wash, then add it to a nitric acid solution with a mass concentration of 8% for ultrasonic treatment for 80 minutes, filter and wash, then add it to a sulfuric acid solution with a mass concentration of 8% for ultrasonic treatment for 60 minutes, filter an...
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