Ethyl Difluoroacetate (EDFA)
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Ethyl Difluoroacetate (EDFA)

Ethyl Difluoroacetate (EDFA)

Cat No:BMBSA-0058

Description

A fluorinated ester additive that optimizes the SEI layer's chemical composition, reducing lithium-ion diffusion resistance at low temperatures.

Basic Information

Physical Form Colorless Liquid
Purity (%) ≥99.5
Moisture Content (ppm) ≤50
Density (g/cm³) 1.18
Melting Point (°C) -75
Boiling Point (°C) 99
Solubility in Electrolyte High
Electrochemical Window (V) 0-4.5
Acid Content (ppm) ≤50
Flash Point (°C) 28
Viscosity (mPa·s) 0.72
Particle Size (D50) N/A
Surface Area (m²/g) N/A
pH Value 7
Solid Content (%) 100
Metal Impurities (ppm) ≤5
Chloride Content (ppm) ≤10
Sulfate Content (ppm) ≤10
Recommended Dosage (wt%) 1.0-5.0
Main Function Kinetic Improvement
Application Phase Electrolyte Mixing
Storage Temperature (°C) 5-25
Shelf Life (Months) 12

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