Conductive material co-doping conductive concrete and preparation method thereof
A conductive concrete and conductive material technology, applied in the field of building materials, can solve the problems of large capital investment, slow temperature rise, difficult control, etc., and achieve the effects of simple and easy preparation process, reduced electromagnetic interference, and controllable electrothermal performance
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Embodiment 1
[0034] (1) The parts by weight of each component are:
[0035] Cement, 20 parts;
[0036] Silica fume, 0 parts;
[0037] Carbon fiber, 0.25 parts;
[0038] Carbon nanomaterials, 0 parts;
[0039] Nano zinc oxide, 0.1 parts;
[0040] Water reducing agent, 0.02 parts;
[0041] Filling material, 50 parts;
[0042] Dispersant, 1.5 parts;
[0043] Defoamer, 0.1 parts;
[0044] water, 8 parts.
[0045] (2) Preparation process:
[0046] 1) Use physical and chemical composite dispersion technology to disperse carbon fiber, carbon nanomaterials and nano-zinc oxide for standby;
[0047] 2) Stir cement, filler, carbon nanomaterials and nano-zinc oxide evenly, add dispersed carbon fiber, carbon nano-materials and nano-zinc oxide, then add water reducer, dispersant and defoamer;
[0048] 3) Use copper mesh to make electrodes and insert them into concrete to connect to external circuits.
[0049] The resistivity of the 40×40×160mm conductive concrete test block prepared by the ab...
Embodiment 2
[0051] (1) The parts by weight of each component are:
[0052] Cement, 30 parts;
[0053] Silica fume, 3.5 parts;
[0054] carbon fiber, 0.5 parts;
[0055] Carbon nanomaterials, 1.0 parts;
[0056] Nano zinc oxide, 0.3 parts;
[0057] Water reducing agent, 0.02 part;
[0058] Filling material, 100 parts;
[0059] Dispersant, 2.6 parts;
[0060] Defoamer, 0.2 parts;
[0061] water, 15 parts.
[0062] (2) Preparation process:
[0063] 1) Use physical and chemical composite dispersion technology to disperse carbon fiber, carbon nanomaterials and nano-zinc oxide for standby;
[0064] 2) Mix cement, filler, silica fume and nano-zinc oxide evenly, add dispersed carbon fiber, carbon nano-materials and nano-zinc oxide, then add water reducer, dispersant and defoamer;
[0065] 3) Use copper mesh to make electrodes and insert them into concrete to connect to external circuits.
[0066] The resistivity of the 40×40×160mm conductive concrete test block prepared by the above co...
Embodiment 3
[0068] (1) The parts by weight of each component are:
[0069] Cement, 40 parts;
[0070] Silica fume, 7 parts;
[0071] carbon fiber, 1.5 parts;
[0072] Carbon nanomaterials, 2 parts;
[0073] Nano zinc oxide, 0.5 part;
[0074] Water reducer, 0.3 parts;
[0075] Filling material, 150 parts;
[0076] Dispersant, 3.7 parts;
[0077] Defoamer, 0.3 parts;
[0078] water, 21 parts.
[0079] (2) Preparation process
[0080]1) Use physical and chemical composite dispersion technology to disperse carbon fiber, carbon nanomaterials and nano-zinc oxide for standby;
[0081] 2) Mix cement, filler, silica fume and nano-zinc oxide evenly, add dispersed carbon fiber, carbon nano-materials and nano-zinc oxide, then add water reducer, dispersant and defoamer;
[0082] 3) Use copper mesh to make electrodes and insert them into concrete to connect to external circuits.
[0083] The resistivity of the 40×40×160mm conductive concrete test block prepared by the above components and m...
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