Table of Contents
- Product Overview
- Key Parameters & Comparison
- Detailed Applications
- Usage Guidelines
- Industry Case Studies
- Contact for Technical Consultation
Lithium Hexafluorophosphate (CAS 21324-40-3) Overview
Lithium Hexafluorophosphate (LiPF6), CAS 21324-40-3, is a critical lithium salt electrolyte widely used in lithium-ion batteries. Key properties:
| Property | Specification |
|---|---|
| Purity | ≥99.9% (Battery Grade) |
| Appearance | White crystalline powder |
| Moisture Content | ≤20 ppm |
| Free Acid (HF) | ≤50 ppm |
| Storage Temperature | 2-8°C (under argon) |
Comparative Analysis of LiPF6 Grades
| Parameter | Battery Grade | Industrial Grade |
|---|---|---|
| Purity | 99.95% | 99.5% |
| Chloride (Cl⁻) | ≤3 ppm | ≤50 ppm |
| Sulfate (SO4²⁻) | ≤5 ppm | ≤100 ppm |
| Application | High-performance batteries | Chemical synthesis |
Core Applications in Energy Storage
1. Lithium-ion Battery Electrolytes
As the dominant conductive salt (40-50% market share):
- EV Batteries: Enhances cycle life up to 3,000 cycles @ 80% DoD
- Consumer Electronics: Enables 4.4V+ high-voltage operation
- ESS Solutions: Maintains conductivity at -30°C to 60°C
2. Specialty Chemical Synthesis
- PF6⁻ source in organofluorine reactions
- Catalyst in asymmetric synthesis
Operational Best Practices
Storage & Handling
- Argon atmosphere with ≤10 ppm H2O
- Stainless steel tools (avoid Al/Cu)
Electrolyte Formulation
| Component | Ratio | Purpose |
|---|---|---|
| LiPF6 | 1.0-1.2M | Conductive medium |
| EC:DEC | 3:7 vol% | Solvent system |
| VC | 2% | SEI improver |
Verified Industry Implementations
Case 1: EV Battery Manufacturer
Client: Top 3 Chinese EV battery producer (2024 Q1 implementation)
- Challenge: Thermal runaway above 60°C
- Solution: Optimized LiPF6/LiFSI hybrid electrolyte
- Result: 12%↑ energy density, 55°C thermal stability
Case 2: Consumer Electronics Giant
Client: Global smartphone leader (2023 partnership)
- Requirement: Ultra-thin battery with 500 cycles
- Implementation: 1.1M LiPF6 in EC:EMC (1:1)
- Outcome: 0.5mm thickness achieved, 92% capacity retention
Technical Consultation & Custom Solutions
Our battery-grade LiPF6 meets:
- ISO 9001:2015 & IATF 16949 certified
- Batch-to-batch consistency: ±0.02% purity
Contact our electrolyte experts:
- Email: info@vivalr.com
- Tel: (86) 15866781826



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