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Boron carbide, also known as black diamond, is an inorganic substance with a chemical formula of B4C, usually a gray-black micropowder. It is one of the three hardest known materials (after diamond and cubic boron nitride) and is used in tank armor, body armor and many industrial applications. Several preparation methods of nano-boron carbide (supply 100-200nm): 1. Carbothermal reduction method Be...
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The formation of a stable dispersion system, in addition to using electrostatic repulsion, that is, the negative charges adsorbed on the surface of the particles repel each other, to prevent the adsorption/aggregation between particles and finally form large particles and stratify/settlement, but also use. The theory of the steric hindrance effect, whereby particles that have adsorbed negative cha...
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The preparation methods of CNTS loaded metal nanoparticles are mainly physical preparation and chemical preparation methods. The most commonly used is chemical preparation method. The chemical preparation method is generally uniformly loaded with metal nanoparticles on the carrier CNTS. The general process of chemical preparation is that the metal front drive is restored to atoms, and the metal at...
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In pigments, nano sized iron oxide is also known as transparent iron oxide (through iron) . The so-called transparency, not specifically refers to the particles themselves macroscopically transparent, but refers to the pigment particles dispersed in the organic phase to make a film (or oil film) , when the light irradiation on the film, if the original direction does not change basically through t...
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1.The application of nanometer iron oxide in ink material, The transparent iron yellow can be used for the coating of the outside of the can, the nanometer iron oxide red ink is red-gold color, it is especially suitable for the inside of the can, and the transparent iron red can resist the high temperature of 300 ° C, is a rare pigment in ink treasures. In order to improve the printing quality of ...
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Nano metal powders have broad application prospects in fields such as electronics, magnetic materials, automotive industry, military industry, and powder metallurgy. For example, nano materials such as iron, aluminum, zinc, titanium, nickel, chromium, tantalum, cobalt, and so on have been produced. The most important factor in achieving optimal performance of nanometallic powders is the uniform di...
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Introduction: In recent years, the use of nanotechnology in thermal insulation materials has gained significant attention in the field of material science. Nanoparticles with unique physical and chemical properties have become an attractive alternative to bulk materials for providing thermal insulation. In this article, we will discuss the commonly used nanoparticles as thermal insulation material...
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Measuring the thickness of the coating layer in nanoparticles requires the use of advanced instruments and techniques. The following are possible measurement methods: Transmission Electron Microscope (TEM): This is a microscope that utilizes high-density electron beams to observe and measure the structure and properties of nanoparticles. For the measurement of the thickness of the coating layer, T...
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The surface coating treatment of ultrafine powder is a very useful technology, which can improve the flow performance of the powder, reduce dust flying, improve stability and moisture resistance, and enhance the solubility of the powder. The commonly used surface coating treatment methods for ultrafine powders include the following: Wet surface treatment: The coating material is added in liquid fo...
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With the continuous progress of technology, the application of thermal conductive nanomaterials in modern industry is becoming increasingly widespread. From electronic devices to the automotive industry, their use has become an industry standard in today's high-tech field. As a company specializing in the production of thermal conductive nanomaterials, Dongguan SAT NANO understands the importance ...
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Metal nanoparticles are a widely used material that can be applied in various fields, such as medicine, electronics, energy, and the environment. They have extremely small size and high surface area, which can enhance the performance of many materials. However, the surface of metal nanoparticles is often very active and easily reacts with the surrounding environment, so a passivation layer is need...
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Introduction: Nanotechnology is becoming increasingly important in many fields, from medicine to electronics. Nanomaterials, including nanoparticles, nanotubes, and nanowires, are essential components of many nanotechnology applications. Producing these materials requires specialized techniques, such as wet and dry methods. In this article, we will explore what dry and wet methods are, their benef...
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