Methylene Methanedisulfonate (MMDS)

Cat No:BMBSA-0020

Description

A cyclic disulfonate additive that creates a heat-resistant SEI layer, effectively reducing impedance increase during high-temperature cycling and storage.

Datasheet

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Basic Information

Physical Form	White Crystalline
Purity (%)	≥99.9
Moisture Content (ppm)	≤50
Density (g/cm³)	1.62
Melting Point (°C)	143-145
Boiling Point (°C)	N/A
Solubility in Electrolyte	Good
Electrochemical Window (V)	0-4.4
Acid Content (ppm)	≤50
Flash Point (°C)	N/A
Viscosity (mPa·s)	N/A
Particle Size (D50)	<25 μm
Surface Area (m²/g)	0.9
pH Value	6
Solid Content (%)	100
Metal Impurities (ppm)	≤5
Chloride Content (ppm)	≤10
Sulfate Content (ppm)	≤10
Recommended Dosage (wt%)	0.5-1.5
Main Function	Thermal Stability
Application Phase	Electrolyte Mixing
Storage Temperature (°C)	15-25
Shelf Life (Months)	12

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