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99.99% high purity beta sic nano powders Our 4N nano β-SiC (99.99% purity) is precision-synthesized via CVD, delivering ultra-fine particle size with exceptional sintering activity for high-density ceramic components. It thrives in the most demanding semiconductor environments — from CMP chucks and lithography stages to plasma etch focus rings and chamber liners. Its chemical inertness and minimal metal impurity outgassing maximize chip yield where it matters most. Trusted by leading fabs and equipment makers worldwide. more
Monodisperse spherical Nano SiO₂ aqueous dispersion/colloid This transparent SiO₂ aqueous dispersion is synthesized via patented sol-gel technology, featuring optical excellence visible light transmittance and shelf life >18 months under ambient storage. It is widely used in electronics as low-k dielectric materials, in biomedicine as drug carriers, and in optics for anti-reflection coatings. more
Magnéli Phase Nano Titanium suboxide Ti₄O₇ Powder Magnéli phase Nano titanium suboxide (Ti₄O₇) is an advanced functional material with a unique crystal structure, appearing as a blue-black powder with a precisely controlled particle size of 200–300 nm and a purity of up to 99.9%. As an important member of the titanium oxide family, Ti₄O₇ combines excellent electrical conductivity, chemical stability, and catalytic activity, making it an ideal choice for new energy, environmental protection, and electronics applications. more
Boron Nitride Nanotubes(BNNTs): High Thermal Conductivity Heat Dissipation Fillers BNNTs share the tubular structure of carbon nanotubes but deliver fundamentally different properties: electrical insulation, superior thermal stability (up to 900°C in air), and high thermal conductivity. With a wide bandgap of ~5.5 eV, they offer consistent, predictable performance where CNTs fall short. more
Phase-Smart VO₂ Nanoparticles: Intelligent Thermal Response, Engineered to Order From Thermochromic Color Change material to Intelligent Temperature Control material: The Performance Revolution and Application Blueprint of Vanadium Dioxide and Tungsten-Doped VO2 more
Precision Ceramic 3D Printing Solutions turns impossible structures into reality Precision Ceramic 3D Printing Solutions – Redefining the boundaries of ceramic manufacturing, from dental restorations to aerospace-grade high-temperature components.Precision ceramic 3D printing turns impossible structures into reality. more
New conductive material nickel nanowires NiNWs Hongwu Nickel nanowires have a wide range of potential applications in electronic materials, catalysis, polymers, magnetic storage ultra-high density recording materials, sensors and self-lubricating materials. more
Transparent Colloidal Ag Antibacterial Nano Silver Colloid Ag (Antibacterial Nano Silver Colloid) has been well known antibacterial, antiviral and antifungal properties are enhanced by small particle size and large surface area. more
Nano silica particles used in epoxy resin, superhydrophobic coating nano silica powder Nano silica particles, 20-30nm, 99.8% purity, widely used in exposy resin and superhydrophobic coating. more
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Some nanomaterials for Thermochromic Application
Thermochromism refers to the phenomenon where a material undergoes color changes under temperature changes. This change is usually caused by changes in the electronic or molecular structure of the material. Its application principle mainly involves t...
Zero-Valent nano Iron for Hydrocarbon Waste Treatment
Zero-valent nano iron (ZVI) is a common catalyst that is widely used in the treatment and degradation of hydrocarbon wastes.
In hydrocarbon waste treatment, the main role of ZVI is to convert organic pollutants into harmless substances through catalytic reduction reactions. The following are the key roles and mechanisms of ZVI in hydrocarbon waste treatment:
1. Reduction reaction: ZVI has strong reducibility, and can react with oxygen, water and oxides in pollutants, release electrons and carry out reduction reaction. These reactions can reduce organic pollutants (such as petroleum hydrocarbons, organic solvents, etc.) to less toxic or non-toxic compounds.
2. Surface catalysis: The iron atoms on the surface of ZVI can be used as a catalyst to promote the degradation reaction of organic matter. For example, after organic molecules are adsorbed onto the ZVI surface, the iron atoms on the ZVI surface can react with the organic molecules through electron transfer, breaking the carbon-hydrogen bonds and causing chemical degradation.
3. Oxidation reaction: In addition to the reduction reaction, ZVI can also react with oxygen in water to generate peroxides (such as hydrogen peroxide), thereby degrading organic pollutants through oxidation mechanisms.
4. Particularity of zero-valent nano iron particles: ZVI usually exists in the form of particles, with high specific surface area and abundant defect sites, which help to improve the rate and efficiency of catalytic reactions.
It should be noted that there may be some limitations and challenges in the application of ZVI in hydrocarbon waste treatment. For example, the reaction rate is affected by the concentration of organic matter in the waste, waste pH, moisture, and other environmental factors. In addition, ZVI may undergo corrosion and aggregation phenomena during long-term use, affecting its catalytic performance. Therefore, it is necessary to comprehensively consider various factors in specific applications and optimize the design for different waste characteristics and treatment requirements.
Overall, ZVI Zero-Valent nano Iron has potential as a catalyst in hydrocarbon waste treatment. With the continuous development of technology, the improvement and optimization of ZVI will further enhance its application effect in the field of waste treatment.
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