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The application of nano magnesium oxide as an expansion agent in cement-based materials is as follows: when nano-magnesium oxide is used as an expansion agent in cement-based materials, the mixing mass of nano-magnesium oxide is 1% to the mass of cementitious materials in cement-based materials. 10%; The advantage of using nano-magnesium oxide as an expansion agent is that the size of the magnesiu...
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Nano SiO2 is non-toxic, odorless, non-polluting, has the advantages of high surface energy and strong adsorption capacity. It is a high-quality stabilizer and fusion machine, and has a wide range of applications in the fields of electronics, optics, and biochemical sciences. It is a nano material with great industrial application prospects. Nano silica has the advantages of small particle size, la...
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Different sizes of gold nanoparticles have different light absorption ranges. The well-dispersed first wine is red. As time changes, it will settle, aggregate, absorb and reflect blue shift, and the color will be different. One of the main applications of gold nanoparticles is chemical and biological sensing. They have been used as effective sensors for detecting different analytes, such as metal ...
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Nano cuprous oxide is a new type of P-type semiconductor material with active hole-electron pairs and good catalytic activity. Because of its unique properties, it has a wide range of applications in many fields. SAT NANO---Nano cuprous oxide (Cu2O) is a widely used photoelectric material, it is the oxide of monovalent copper, dark red powder. The particle size is 30-50 nanometers and the purity i...
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Nano bismuth trioxide Bi2O3 is an important functional material, which mainly exists in four crystal forms: α, β, γ and δ. Different crystal forms have different applications. The application of bismuth oxide is very wide. It is not only a good organic synthesis catalyst, ceramic coloring agent, plastic flame retardant, medicinal astringent, glass additives, high refractive glass and nuclear engin...
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Alumina ceramics is a structural ceramic material with a-Al2O3 as the main crystal phase. Because of its high melting point, high hardness, heat resistance, corrosion resistance, and electrical insulation characteristics, it can be used under harsher conditions . The price of alumina ceramics is low, and the production process is mature. It is currently one of the ceramic materials with the larges...
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Copper oxide powder is a brown-black metal oxide powder with a wide range of uses. Copper oxide is a multifunctional fine inorganic material with a wide range of uses, mainly used in the fields of printing and dyeing, glass, ceramics, medicine and catalysis. It can be used as a catalyst and catalyst carrier and electrode activation material, and also as a rocket propellant. As the main component o...
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Nano zinc oxide is a new type of multifunctional fine inorganic material. Due to the small particle size, the nano-zinc oxide powder produces surface effects, small size effects, quantum effects and macro-quantum tunneling effects that the bulk material does not have, and exhibits many special properties. Such as non-toxic, non-migration, Fluorescence, piezoelectricity, antibacterial deodorization...
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Under the situation of rapid development of science and technology, to prepare high-temperature, high-performance, new-type materials, the first thing to do is to solve the refractory materials needed in the preparation process. The characteristics of refractory materials are as follows: 1. Mechanical properties The elastic modulus of special refractory materials is large. Most have higher mechani...
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1. The history of nano gold powder development In 1885, nano gold solution was often used as the main ingredient in the treatment of alcoholism in the United States; In 1890, Dr. Koch discovered that Mycobacterium tuberculosis could not survive on the surface of gold; Nano gold was used to treat arthritis in 1890; In 1935, Chicago surgical expert Edward et al. discovered that nano-gold solution ca...
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1. The advantages of yttria stabilized zirconia YSZ Common zirconia stabilizers are usually alkaline earth oxides or rare earth oxides, such as yttrium oxide, cerium oxide, calcium oxide, and magnesium oxide. The essence of these stabilizers to stabilize zirconia is roughly similar, but the performance is different. In application, yttria-doped zirconia has good comprehensive properties, and is al...
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Chemical modification and dispersion is to use the surface groups of nanoparticles to form chemical bonds with reactive organic compounds. The nanoparticles are soluble in organic media due to the branched chains or groups of organic compounds on the surface. dispersion in. There are usually two ways of chemical modification: one is to use the end groups of macromolecules to chemically react with ...
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