Inorganic composite resistance reducing agent and preparation method and application thereof
A composite drag-reducing agent and inorganic composite technology, applied in the direction of conductive materials dispersed in non-conductive inorganic materials, cable/conductor manufacturing, electrical components, etc., can solve the problems of unstable effective conductive components, polluting the environment and groundwater, etc. Achieve the effects of stable and reliable electrical conductivity, simple operation, and cost reduction
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[0044] Typical but non-limiting, the preparation method of the above-mentioned inorganic composite conductive powder includes the following steps:
[0045] Add titanium dioxide, calcium carbonate, boric acid, conductive metal oxides and optional auxiliary materials into water, mix evenly, dry and pulverize to obtain inorganic composite conductive powder.
[0046] In a preferred embodiment of the present invention, before preparing the inorganic composite conductive powder, titanium dioxide, calcium carbonate, boric acid, conductive metal oxides and optional auxiliary materials are respectively pulverized into 200-400 mesh powders, and then the raw materials are the mix of.
[0047] In a preferred embodiment of the present invention, by first pulverizing titanium dioxide, calcium carbonate, boric acid, conductive metal oxides and optional auxiliary materials into 200-400 mesh powders and then mixing the raw materials, it is easier to mix the raw materials more easily Uniform, ...
Embodiment 1
[0067] This embodiment provides an inorganic composite drag reducing agent, including the following components in parts by mass: 80 parts of cement, 1.5 parts of inorganic composite conductive powder, 200 parts of coarse sand and 4 parts of industrial salt, wherein the cement is 42.5 parts #Portland cement, the fineness modulus of coarse sand is ≥0.7, the mud content of coarse sand is ≤3%, the particle size of industrial salt is 800-1200 mesh, and it conforms to the refined industrial salt in GB / T5462-2015 industrial salt According to the standard of first-class industrial dry salt, the inorganic composite conductive powder is mixed with 15 parts of titanium dioxide, 45 parts of calcium carbonate, 10 parts of boric acid, 10 parts of borax, and 20 parts of alumina, and the particle size of the inorganic composite conductive powder is 800- 1200 mesh, resistivity ≥ 10 5 Ω.cm.
Embodiment 2
[0069] This embodiment provides an inorganic composite drag reducing agent, including the following components in parts by mass: 120 parts of cement, 1 part of inorganic composite conductive powder, 300 parts of coarse sand and 2 parts of industrial salt, wherein the cement is 42.5 parts #Portland cement, the fineness modulus of coarse sand is ≥0.7, the mud content of coarse sand is ≤3%, the particle size of industrial salt is 800-1200 mesh, and it conforms to the refined industrial salt in GB / T5462-2015 industrial salt The standard of first-class industrial dry salt, the inorganic composite conductive powder is made of 15 parts of titanium dioxide, 45 parts of calcium carbonate, 10 parts of boric acid, 10 parts of borax, 12 parts of aluminum oxide and 8 parts of tin oxide, and the inorganic composite conductive powder Particle size is 800-1200 mesh, resistivity ≥ 10 5 Ω.cm.
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