Lithium Fluoride Micron Powder ( LiF, <100 μm, 99.95 % )

Technical Specification:

1. Material Composition:
   • Chemical Formula: Lithium Fluoride (LiF)
   • Purity: 99.95% (High-purity grade suitable for advanced applications).
2. Particle Properties:
   • Particle Size: <100 µm
     • Fine micron-sized particles ensure uniform dispersion and ease of handling.
   • Morphology: Typically irregular or cubic crystalline structure.
3. Physical Properties:
   • Density: ~2.64 g/cm³
   • Melting Point: ~845°C
   • Boiling Point: ~1676°C
   • Solubility: Slightly soluble in water (~0.13 g/100 mL at 25°C), more soluble in acids.
4. Thermal Properties:
   • High thermal stability, making it suitable for high-temperature processes.
   • Low thermal expansion coefficient (~40 × 10⁻⁷/K).
5. Electrical and Optical Properties:
   • Wide bandgap (~12 eV), making it an excellent insulator.
   • Transparent to UV and infrared wavelengths, used in optical applications.
6. Chemical Stability:
   • Resistant to most chemicals, acids, and bases under normal conditions.
   • Inert in most battery electrolytes and environments.

Applications:

1. Primary Applications:
   • Solid Electrolyte Additive:
     • Used in lithium-ion batteries to stabilize the solid electrolyte interphase (SEI) layer, improving battery performance and cycle life.
   • Flux Material:
     • Acts as a flux in metallurgy and ceramics for reducing melting points during processing.
   • Optical Materials:
     • Used in UV and IR optics due to its high transparency and durability.
2. Industries:
   • Energy Storage:
     • Applied in lithium-ion and solid-state batteries for advanced energy storage solutions.
   • Metallurgy:
     • Facilitates efficient processing of aluminum and other metals.
   • Optoelectronics:
     • Utilized in optical coatings, lenses, and other precision components.
   • Ceramics and Glass:
     • Enhances properties in specialty glass and ceramic formulations.
3. Advantages for Applications:
   • Battery Applications:
     • Enhances stability of the SEI layer, reduces electrolyte decomposition, and improves ionic conductivity.
   • Thermal and Chemical Stability:
     • Retains structural integrity under extreme conditions.
   • Optical Performance:
     • Provides excellent UV and IR transmission for high-precision optics.
4. Specialized Uses:
   • Solid-State Batteries:
     • Used as an additive to optimize ionic conductivity and stability in solid electrolyte systems.
   • Aluminum Electrolysis:
     • Integral in the production of aluminum, improving efficiency in Hall-Héroult processes.
   • UV Laser Components:
     • Used in optical coatings for laser systems due to its low refractive index and transparency.
5. Challenges and Mitigation:
   • Hygroscopic Nature:
     • Tends to absorb moisture, which may introduce impurities.
       • Solution: Store and handle in a dry, inert environment.
   • Processing:
     • Requires fine control during milling and dispersion to prevent agglomeration.

Summary:

Lithium Fluoride Micron Powder (LiF) is a versatile material with high purity (99.95%) and fine particle size (<100 µm), making it suitable for applications in energy storage, optics, and metallurgy. Its exceptional chemical stability, thermal properties, and optical transparency are leveraged in lithium-ion batteries, solid-state batteries, UV/IR optics, and high-temperature industrial processes. Lithium Fluoride’s role in stabilizing the SEI layer and enhancing material properties positions it as a critical component in advanced technologies.