banner

Products

Home Oxides Nanoparticles

Ultrafine Cobalt Oxide Powder Co3O4 nanoparticles

Categories

New products

  • 99.99% beta sic nano powders

    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

  • Transparent SiO₂ aqueous dispersion

    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

  • Nano Titanium Suboxide Ti₄O₇ Powder

    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

    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

    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

    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

  • nickel nanowires NiNWs

    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

  • Antibacterial Nano Silver Colloid

    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 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

Latest news

Nanomaterials Applied in Microwave Absorbing Materials Nanomaterials Applied in Microwave Absorbing Materials

Microwave absorbing materials refer to a class of functional materials capable of absorbing or significantly attenuating the electromagnetic wave energy received on their surfaces, thereby reducing electromagnetic interference. In engineering applica...

Ultrafine Cobalt Oxide Powder Co3O4 nanoparticles

Cobalt tetroxide is an important magnetic material and P-type semiconductor, which has important applications in heterogeneous catalysis, anode materials for lithium-ion rechargeable batteries, solid-state sensors, electrochromic devices, and solar energy absorbing materials.

  • product origin:

    Xuzhou, Jiangsu, China
  • payment:

    100% advance payment
pPoduct Details

ultrafine cobalt oxide powder Co3O4 nanoparticles 

Particle size: 100-200nm

Purity: 99%

Type: Cubic

Appearance: black powder

Package: 100g, 500g, 1kg in double anti-static bags


Cobalt tetroxide is an important functional material. Its cubic spinel structure and suitable band gap make it show excellent electrochemical and photocatalytic properties, and it has a broad application prospect.
Cobalt tetroxide is an important magnetic material and P-type semiconductor, which has important applications in heterogeneous catalysis, anode materials for lithium-ion rechargeable batteries, solid-state sensors, electrochromic devices, and solar energy absorbing materials.

A free consultation

Email us with any questions or inquiries or use our contact data. We would be happy to answer your questions.

Related Products
High purity 99.99% Nano Lu2O3 Lutetium oxide nanopowders
High purity 99.99% Nano Lu2O3 Lutetium oxide nanopowders

Hongwu International Group Ltd Product Name: Lutetium oxide nanopowder Formula: Lu2O3 Molecular weight: 397.93 Particle size:<100nm Puirty: 99.99% CAS: 12032-20-1 Appearance: white solid powder Properties: Insoluble in water, Soluble in non-polar acid, easy to absorb carbon dioxide and water in the air. Application of lutetium oxide nanopowders: Used in laser materials, light-emitting materials, electronic industrial materials, nd-fe-b permanent magnet materials, chemical additives and scientific research, etc We, Hongwu Nanometer, are offering different shape & size Nanoparticles, Nanopowders, Nanowires, Micropowder, Carbon Nanotube, Surface Coating, Dispersion, Compounds and Innovative Materials. If you have a question about pricing, need a quote, would like to inquire about whether an item is in stock, or require any other assistance in placing an order, please call or e-mail us at hwnano@xuzhounano.com

Cesium tungsten bronze
Cesium tungsten bronze nanopowders Cs0.33WO3 for PVB insulation clamp film

China manufacturer and exporter drect offer, ISO certificated factory, assure safe production and stable quality, both sample order and batch orders are available.  CS0.33WO3  100-200nm, 99.9%

Ti4O7 nanopowder
Nano Titanium Heptoxide Powder Titanium Suboxides Ti4O7 Nanoparticle

Nano Titanium Heptoxide (Ti4O7) is a low-valence titanium oxide with a unique partially reduced Ti4+/Ti3+ mixed-valence structure. Unlike conventional TiO2, it exhibits metallic-like conductivity and exceptional chemical stability, making it valuable in advanced application.

black nickel oxide Ni2O3 nanoparticles
Ni2O3 Nickelic Oxide Nanoparticles Application

Spherical nickel oxide nanoparticles are available from stock. Please feel free to contact us for detailed product info and quotation.

Silver Coated Copper Powder
High Conductive Filler Ag Coated Cu Silver Coated Copper Powder

HONGWU Silver coated copper powders price is according to the silver ratio, widely used in high conductive filler.

SiCNWs SiC Silicon Carbide Nanowires
Batch Supply SiCNWs SiC Silicon Carbide Nanowires

In ordinary ceramic matrix composites, silicon carbide nanowires are generally added within 10 wt%. In the specific process optimization process, it is recommended to start from 1 wt% and gradually experiment and optimize.

nano vanadium dioxide
Infrared Radiation Detector Used Vanadium Dioxide Nanopowder Phase Change Material Nano VO2

Nano Vanadium oxide material has a high temperature coefficient of resistance and photothermal effect, and has potential application prospects in infrared detection. Phase change material nano VO2 is an excellent heat-sensitive material. Pure monoclinic Vanadium(IV) oxide nanoparticle is available.

Nano Diamond Powders
Superfine Nano Diamond Powders Used in Catalyst Carrier

Suerfine nano diamond powder is widely used as catalyst carrier,improve catalytic efficiency.

Good Prevented Bask Raw Material TiO2 Nanopowders Titanium Dioxide
Good Prevented Bask Raw Material TiO2 Nanopowders Titanium Dioxide

Good prevented bask raw material is TiO2 nanopowders titanium dioxide white.

W Tungsten Nanoparticles Used as to Produce Nano Tungsten Line
W Tungsten Nanoparticles Used as to Produce Nano Tungsten Line

W Tungsten nanoparticles is widely used as to produce nano tungsten line.

High precision high strength Zirconia Ceramic sealing part for mechanical structure use
High precision high strength Zirconia Ceramic sealing part for mechanical structure use

The ceramic sealing parts are superior to other materials in chemistry corrosion proof, wear resistance, thermmostability and so on.

Ultrafine Submicron Nickel Nano Powders Properties and appliaction
Ultrafine Submicron Nickel Nano Powders Properties and appliaction

      Ultrafine Submicron Nickel Nano Powders Properties and appliaction, Ni, average particle size 20nm, 40nm, 70nm, 100nm, 200nm, partially passivated, 99.8%,metal basis, and larger size for 500nm, 1000nm is also available.  Nano Material Name  Nickel nano powders  CAS No.  7440-02-0  Appearance  Black solid powder  matters need attention 1. Should be gently placed  and avoided violent vibration and friction. 2. Should be prevented from oxidizing agent, moisture, heat and sunlight.  Application  Capacitor materials; Catalysts; Additives in lubricants; Ferrofluids; Metal base electrode materials or Anode of solid oxide fuel cells.  Available Quantity  25g,50g,100g,200g,500g,......Contact us for a quote       Our commitment to quality and customer service have established us a leader in the international nickel nano powders market.  We work with our customers to make their finished products better by fine tuning their specifications to achieve the best possible results.       Nickel nano powders can be alloyed with tungsten, molybdenum, chromium, iron and other metals to form corrosion-resistant alloys. Related Products (please click on links to view details) NiTi Nickel Titanium Memory Alloy Nanopowders,70nm, Ni:Ti=5:5 FeNi Iron Nickel Alloy nanopowders,70nm,Fe:Ni=2:8 or 5:5 FeNiCo Alloy nanopowders,70nm CrNiFe Alloy nanopowders, Nconel 718, 70nm NiCr Alloy nanopowders,70nm CuNi Alloy nanopowders,70nm CoNi Alloy nanopowders <100nm ZnNi Alloy nanopowders <100nm NiP Alloy nanopowders <100nm NiW Alloy nanopowders <100nm

Copyright © 2010-2026 Hongwu International Group Ltd All Rights Reserved.

The professional team to service !

Chat now

Live chat

    Email us with any questions or inquiries or use our contact data. We would be happy to answer your questions.