-
The addition of nano SiO2 powder as an admixture to cement-based materials can improve many of the properties of cement-based materials. A large number of research results show that adding appropriate amount of SiO2 nanopowder to cement-based materials, due to the volcanic ash effect of nano SiO2 particle, nucleation effect and micro-filling effect, can significantly improve the early strength of ...
Read More
-
Titanium diboride nanopowder has the characteristics of high melting point and high hardness, and is resistant to molten metal corrosion, and is often used for preparing composite ceramics. A*STAR (Agency for Science, Technology and Reseach), Singapore's largest research institute, has successfully improved the strength and thermal properties of materials by adding titanium diboride to nickel-base...
Read More
-
Due to the influence of diseases, aging, frequent traffic accidents and other factors, the number of cases of bone injury has increased year by year. According to statistics, there are 3 million orthopedic cases every year in China, and the demand for bone substitute materials is increasing. In recent years, bone substitute materials represented by hydroxyapatite have gradually become the darling ...
Read More
-
Nano gold powder refers to tiny particles of gold with a diameter of 1 to 100 nm. It has high electron density, dielectric properties and catalytic properties, and can bind to a variety of biomacromolecules without affecting its biological activity. Preparation of gold nanoparticles with different particle sizes by chloroauric acid reduction. The effect on human skin is as follows: By massaging th...
Read More
-
The gold we usually see is golden yellow, but the nano gold powder is pink; the iron can not be ignited at normal temperature, but the nano iron powder can ignite. Why did these metals become tiny nanoparticles and the properties changed completely? Now let's take a closer look at the skills of nano gold particles and see how they have wonderful functions. 1.Smart microcircuit Behind the LCD scree...
Read More
-
First, capsule modification Capsule modification is a surface modification method in which a film of a uniform thickness and a film having a certain thickness is coated on the surface of the powder particles. Rong et al. encapsulated TiO2 composite particles coated with Al2O3 and SiO2 with polystyrene, which effectively improved the absorbance and stability of the material. Zhu Liqun and other met...
Read More
-
Titanium is a chemical element, chemical symbol Ti, atomic number 22, located in the fourth cycle of the chemical periodic table, group IVB. It is a silver-white transition metal characterized by light weight, high strength, metallic luster and resistance to wet chlorine gas. The most common compound of titanium is titanium dioxide, which can be used to make white pigments. In the past, people use...
Read More
-
Nano silica dispersion, silicon oxide dispersion is translucent liquid, mainly used in coatings, refractory materials, textile industry, etc., with water resistance, fire resistance, scrub resistance, stain resistance. After the nano-silica is dispersed into a liquid, the appearance varies from white milky to colorless and transparent according to different dispersion systems. After the nano-silic...
Read More
-
Tungsten carbide powder (WC) is the main raw material for the production of cemented carbide, chemical formula WC. The full name is Wolfram Carbide. Tungsten carbide powder is a black hexagonal crystal with metallic luster, hardness similar to diamond, and a good conductor of electricity and heat. The melting point is 2870 ° C, the boiling point is 6000 ° C, and the relative density is 15.63 (18 °...
Read More
-
Efficacy of nano silver: With its properties of inhibiting bacterial protein synthesis, silver ions achieve the purpose of inhibiting bacteria and effectively prevent itching caused by bacteria. Nano silver dipsersion material characteristics: 1.Broad spectrum antibacterial Nano-silver acts on cell membrane proteins, which can directly destroy the binding of bacterial cell membranes to oxygen meta...
Read More
-
Product specification of nano copper powder: 1. Color: red 2. Particle size: 20 nm, 50 nm, 100 nm 3. Purity >99.5% 4. Dispersion: No hard agglomeration. 1. Antibacterial effect of copper nanoparticle : antibacterial textiles containing nano copper powder with a mass ratio of 6/1000 against red trichophyton fungi (main fungi of human skin diseases, including beriberi), Candida albicans fungi (ma...
Read More
-
Nanotechnology has been successfully applied in China's medical field. A group in Nanjing used nano silver technology to develop and produce a medical dressing, a long-acting broad-spectrum antibacterial cotton. The production principle of this antibacterial cotton is to make silver into 20 nanometer ultrafine particles through nanotechnology, and then attach it to cotton fabric. Silver has the ef...
Read More