Betaine bis(trifluoromethylsulfonyl)imide, CAS: 915223-75-5

Key Applications:

1. Electrolytes for Energy‑Storage Systems

• Hydrophobic ionic liquid component for high‑voltage lithium‑ion and sodium‑ion electrolytes.
• Improves electrochemical stability, ionic conductivity, and thermal robustness in mixed‑solvent and solvent‑free systems.
• Suitable for solid–liquid hybrid electrolytes requiring low volatility and wide electrochemical windows.

2. High‑Temperature and Non‑Aqueous Process Media

• Thermally stable ionic liquid for reactions requiring low vapor pressure and chemical resistance.
• Supports organometallic transformations, catalyst stabilization, and ionic‑liquid biphasic systems.

3. Solvent and Co‑Solvent for Advanced Materials Processing

• Enables polymer dissolution, ion‑gel formation, and membrane fabrication where hydrophobic TFSI anions enhance ion mobility.
• Used in thin‑film deposition, ionic gating, and conductive polymer doping.

4. Antistatic and Conductive Additive

• Provides controlled ionic conductivity in coatings, lubricants, and surface treatments.
• Applicable to ESD‑safe materials and precision manufacturing environments.

5. Additive for Soft Materials and Ionogels

• Facilitates formation of flexible ionogels with stable ionic conductivity.
• Applied in stretchable electronics, wearable sensors, and dielectric elastomers.

6. Interfacial Modification in Specialty Formulations

• The betaine cation contributes to interfacial tuning in microemulsions, ionic surfactant systems, and templated nanomaterial synthesis.

7. Safety‑Enhancing Additive

• Non‑flammable, thermally stable ionic liquid suitable for improving safety profiles of electrolytes, solvent systems, and high‑temperature industrial fluids.

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