A kind of manufacture technology of graphene composite sponge
A graphene composite and production process technology, applied in the field of sponge production, can solve problems such as the inability to detect the user's sleeping posture
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Embodiment 1
[0097] Production of graphene polyurethane sponge matrix:
[0098] a. Heat nano-graphene and carbon nanotubes and polyether polyols with a hydroxyl value of 300mgKOH / g to 7% by weight in a reactor to stir and disperse evenly, and the weight ratio of graphene to carbon nanotubes is 10 :1. The carbon content of multilayer graphene is greater than 97.5%, and the specific surface area is 120m 2 / g, the average aspect ratio of carbon nanotubes is greater than 1000.
[0099] b. Using a three-roll machine with a diameter greater than 150mm to circulate and disperse the graphene polyol slurry to obtain a graphene polyol slurry with an average particle size of graphene less than 20 μm.
[0100] C, add foaming agent, surfactant, cell opener and catalyst in graphene polyol slurry, get component A after mixing; Foaming agent is water, and surfactant is silicone oil, and cell opener is formazan Base siloxane, catalyst is T9, and the weight ratio of described foaming agent, surfactant, c...
Embodiment 2
[0117] Production of graphene polyurethane sponge matrix:
[0118] a. Heat nanographene and carbon nanotubes and polyether polyols with a hydroxyl value of 300mgKOH / g to 8% by weight in a reactor to stir and disperse evenly, and the weight ratio of graphene to carbon nanotubes is 10 : 1.5. The carbon content of multilayer graphene is greater than 97.5%, and the specific surface area is 120m 2 / g, the average aspect ratio of carbon nanotubes is greater than 1000.
[0119] b. Using a three-roll machine with a diameter greater than 150mm to circulate and disperse the graphene polyol slurry to obtain a graphene polyol slurry with an average particle size of graphene less than 20 μm.
[0120] C, add foaming agent, surfactant, cell opener and catalyst in graphene polyol slurry, get component A after mixing; Foaming agent is water, and surfactant is silicone oil, and cell opener is formazan Base siloxane, catalyst is T9, and the weight ratio of described foaming agent, surfactant,...
Embodiment 3
[0132] Production of graphene polyurethane sponge matrix:
[0133] a. Heat nano-graphene and carbon nanotubes and polyether polyols with a hydroxyl value of 280mgKOH / g to 10% by weight in a reactor to stir and disperse evenly, and the weight ratio of graphene to carbon nanotubes is 10 :1. The carbon content of multilayer graphene is greater than 97.5%, and the specific surface area is 150m 2 / g, the average aspect ratio of carbon nanotubes is greater than 1000.
[0134] b. Using a three-roll machine with a diameter greater than 150mm to circulate and disperse the graphene polyol slurry to obtain a graphene polyol slurry with an average particle size of graphene less than 20 μm.
[0135]C, add foaming agent, surfactant, cell opener and catalyst in graphene polyol slurry, get component A after mixing; Foaming agent is water, and surfactant is silicone oil, and cell opener is formazan Base siloxane, catalyst is A33, and the weight ratio of described foaming agent, surfactant, ...
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