High-temperature electric heating film of flexible nano-carbon composite material and preparation method of high-temperature electric heating film
An electric heating film and composite material technology, which is applied in the field of composite materials, can solve the problems of poor adhesion of high-temperature resistant film layers, etc., and achieve the effects of good moisture resistance, wide application fields, and safe use
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Embodiment 1
[0020] The flexible nano-carbon composite high-temperature electric heating film is composed of electric heating film paddle material and glass fiber cloth. Its characteristics are: the electric heating film paddle material is composed of solid material and solvent according to the mass percentage of 20%:80%. Among them, The solid material is composed of graphite, carbon black, silver, zinc oxide and rare earth materials with a particle size of less than 50nm in a mass ratio of 5:2:1:2:0.5. The solvent includes xylene, dimethylamide, polyamide resin and polyamide resin. The imide polymer solution is 1:4:1:4 by mass.
Embodiment 2
[0022] The flexible nano-carbon composite high-temperature electric heating film is composed of electric heating film paddle material and glass fiber cloth. Its characteristics are: the electric heating film paddle material is composed of solid materials and solvents at a mass percentage of 40%:60%. Among them, The solid material is composed of graphite, carbon black, silver, zinc oxide and rare earth materials with a particle size of less than 50nm in a mass ratio of 5:2:1:2:0.5. The solvent includes xylene, dimethylamide, polyamide resin and polyamide. The imide polymer solution is 1:4:1:4 by mass.
Embodiment 3
[0024] The flexible nano-carbon composite high-temperature electric heating film is composed of electric heating film paddle material and glass fiber cloth. It is characterized in that: the electric heating film paddle material is composed of solid materials and solvents at a mass percentage of 30%:70%. Among them, The solid material is composed of graphite, carbon black, silver, zinc oxide and rare earth materials with a particle size of less than 50nm in a mass ratio of 5:2:1:2:0.5. The solvent includes xylene, dimethylamide, polyamide resin and polyamide resin. The imide polymer solution has a mass ratio of 1:4:1:4.
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