Nickel Hydroxide Micron Powder ( Ni(OH)2, 10-15 µm, Spherical )

Technical Specification:

1. Material Composition:
   • Chemical Formula: Nickel Hydroxide (Ni(OH)₂)
   • Nickel Content: ≥58% by weight (typical).
   • Purity: ≥99% (high-purity grade).
2. Particle Properties:
   • Particle Size: 10–15 µm
     • Uniform micron-sized particles for controlled performance.
   • Morphology: Spherical particles enhance packing density and flowability.
   • Specific Surface Area: ~5–10 m²/g (varies based on processing).
3. Physical Properties:
   • Density:
     • Bulk Density: ~2.0–2.4 g/cm³.
     • Tap Density: Higher due to spherical morphology.
   • Color: Light green.
4. Thermal and Chemical Stability:
   • Thermal Stability: Decomposes to nickel oxide (NiO) at ~230–250°C.
   • Resistant to chemical reactions in alkaline environments.
5. Electrical Properties:
   • Redox Capability: Excellent electrochemical performance in alkaline batteries due to its Ni²⁺/Ni³⁺ redox couple.

Applications:

1. Primary Applications:
   • Cathode Material in Rechargeable Batteries:
     • Widely used in nickel-cadmium (NiCd) and nickel-metal hydride (NiMH) batteries.
   • Electrochemical Capacitors:
     • Serves as an active material in supercapacitors for enhanced energy storage.
2. Industries:
   • Energy Storage:
     • A core material in rechargeable batteries for consumer electronics, hybrid electric vehicles (HEVs), and power tools.
   • Electronics:
     • Used in capacitors and other energy-related electronic components.
   • Catalysis:
     • Acts as a precursor or active material in catalytic reactions.
3. Advantages for Applications:
   • High Capacity:
     • Nickel hydroxide provides excellent charge storage due to its high theoretical capacity.
   • Spherical Morphology:
     • Enhances electrode packing density, conductivity, and mechanical strength.
   • Chemical Stability:
     • Retains performance over multiple cycles in alkaline environments.
   • Versatile Functionality:
     • Compatible with various battery chemistries and configurations.
4. Specialized Uses:
   • Advanced NiMH Batteries:
     • Used in high-performance NiMH cells for hybrid electric vehicles and renewable energy storage.
   • Catalysis:
     • Utilized in the synthesis of nickel catalysts for hydrogen evolution reactions and other electrochemical processes.
   • Nickel-Zinc Batteries:
     • Applied in nickel-zinc (NiZn) batteries as an active cathode material.
5. Limitations and Mitigation:
   • Moisture Sensitivity:
     • Requires proper storage in a dry environment to avoid degradation.
   • Thermal Decomposition:
     • Must be used within thermal limits to prevent conversion to NiO, which alters properties.

Summary:

Nickel Hydroxide Micron Powder (Ni(OH)₂) is a versatile and high-performance material with a wide range of applications, particularly in rechargeable battery systems like NiCd and NiMH batteries. Its spherical morphology, particle size (10–15 µm), and high purity make it ideal for energy storage, catalysis, and electronic applications. With excellent electrochemical stability and redox performance, Ni(OH)₂ remains a critical component in advanced energy technologies.