Blogs, nanopowder   0   12 March 2025

What is Calcium Copper Titanate (CaCu₃Ti₄O₁₂) Micron Powder?

Calcium Copper Titanate (CaCu₃Ti₄O₁₂, CCTO) Micron Powder is an advanced ceramic material known for its exceptionally high dielectric constant (κ ≈ 10⁴ – 10⁵), semiconducting properties, and stability over a wide temperature range. It is widely used in capacitors, electronics, energy storage devices, and varistors due to its unique electrochemical characteristics.

Chemical Properties of Calcium Copper Titanate (CaCu₃Ti₄O₁₂) Micron Powder

  • Chemical Formula: CaCu₃Ti₄O₁₂
  • Molecular Weight: 734.26 g/mol
  • Density: ~4.9 g/cm³
  • Melting Point: >1,200°C
  • Dielectric Constant (κ): Extremely high (~10⁴ – 10⁵)
  • Electrical Conductivity: Semiconducting behavior
  • Band Gap: ~1.5 – 2.1 eV
  • Thermal Stability: High
  • CAS Number: 64517-48-0

Applications of Calcium Copper Titanate (CaCu₃Ti₄O₁₂) Micron Powder

  1. High Dielectric Constant Materials & Capacitors

    • Used in multi-layer ceramic capacitors (MLCCs), supercapacitors, and embedded capacitors.
    • Reduces component size while maintaining high capacitance values.

  2. Electronics & Semiconductor Industry

    • Applied in ceramic-based microelectronics for high-frequency and high-power applications.
    • Used in thin-film deposition for electronic devices.

  3. Energy Storage & Supercapacitors

    • Enhances charge storage and energy density in advanced capacitors.
    • Potential applications in next-generation battery technologies.

  4. Varistors & Surge Protection Devices

    • Used in overvoltage protection, transient voltage suppression (TVS), and electrical safety components.

  5. Resistive Switching & Memory Devices

    • Investigated for use in non-volatile memory applications due to its resistive switching properties.

  6. Dielectric Resonators & Microwave Components

    • Used in microwave and RF applications due to its high dielectric constant.

  7. Ceramic Coatings & High-Temperature Materials

    • Applied in ceramic-based insulators, coatings, and protective layers in extreme environments.

Calcium Copper Titanate (CaCu₃Ti₄O₁₂) Micron Powder Prices

Pricing depends on purity, particle size, and application-specific modifications.

  • Industrial Grade (99% Purity): $100 – $300 per kg
  • High Purity (99.9% – 99.99% for Electronics & Capacitors): $500 – $1,500 per kg
  • Ultra-High Purity (99.999% Research & Semiconductor Grade): $2,000 – $5,000 per kg

Prices fluctuate based on demand in the electronics sector, raw material availability, and synthesis complexity.

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