What is Polytetrafluoroethylene (PTFE) Condensed Liquid Binder for Li-ion Battery?

Polytetrafluoroethylene (PTFE) Condensed Liquid Binder is a high-performance polymer binder used in lithium-ion battery electrodes. It enhances electrode adhesion, mechanical durability, and chemical stability, providing superior conductivity and flexibility for high-energy-density battery applications.

Chemical Properties and CAS Number

• Chemical Formula: (C₂F₄)n (Polytetrafluoroethylene, PTFE)
• CAS Number: 9002-84-0
• Appearance: White or milky liquid dispersion
• Density: ~2.2 g/cm³ (solid PTFE), varies in liquid form
• Viscosity: Optimized for electrode coating applications
• Thermal Stability: High temperature resistant, up to 260°C
• Chemical Resistance: Insoluble in most solvents, resistant to acids and alkalis
• Adhesion Properties: Strong bonding to electrode materials

Applications of PTFE Condensed Liquid Binder for Li-ion Battery

1. Cathode & Anode Material Binder

Used in NMC, LFP, LCO, and graphite anodes to enhance electrode cohesion and longevity.

2. Flexible & Solid-State Batteries

Applied in next-generation flexible and solid-state lithium-ion batteries for improved mechanical resilience and ionic conductivity.

3. Supercapacitors & Energy Storage Devices

Utilized as a conductive polymer binder in supercapacitor electrode manufacturing.

4. Wearable & High-Power Battery Applications

Integrated into thin-film batteries and high-drain power cells for stable electrochemical performance.

5. Battery Research & Development

Used in electrochemical studies, material testing, and advanced battery formulations.

Pricing of PTFE Condensed Liquid Binder for Li-ion Battery

Prices vary based on viscosity, solid content, and bulk quantity:

• Standard Grade: Typically ranges from $50 – $300 per liter
• High-Purity/Specialized Grade: Prices range from $500 – $2,500 per liter, used in advanced energy storage and flexible battery applications.

Factors Influencing PTFE Binder Prices

• Purity level and solid content concentration
• Electrochemical performance and adhesion strength
• Bulk order volume and processing cost
• Demand in battery manufacturing, R&D, and high-energy-density applications

Conclusion

Polytetrafluoroethylene (PTFE) Condensed Liquid Binder is a high-performance polymer binder essential for lithium-ion batteries, supercapacitors, and advanced energy storage. Its thermal stability, chemical resistance, and strong adhesion properties make it a crucial material for high-performance battery electrode manufacturing. Pricing depends on purity, concentration, and specific industry needs.