High-Elasticity Block Copolymer

Cat No:BMBB-0031

Description

A specialized block copolymer designed to provide a "spring-like" effect to accommodate the 300% volume expansion of silicon-based anodes.

Datasheet

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Basic Information

Appearance	Clear Viscous Liquid
Solid Content (%)	12-15
Viscosity (mPa·s)	8000 - 12000
pH Value	6.5 - 7.5
Density (g/cm³)	1.06 - 1.12
Purity (%)	≥ 98.5
Moisture Content (%)	88 (Water)
Melting Point (°C)	N/A
Decomposition Temp (°C)	> 260
Molecular Weight (Mw)	600,000 - 900,000
Particle Size D50 (μm)	N/A
Tensile Strength (MPa)	45 - 65
Elongation at Break (%)	400 - 800
Peel Strength (N/m)	≥ 30
Glass Transition Temp (°C)	110
Solvent Type	Water
Application Type	Silicon Anode
Active Material Compatibility	Pure Silicon, Si-C
Coating Thickness (μm)	5 - 40
Drying Condition	150°C / 8h
Swelling Ratio (%)	< 5
Ion Conductivity	High
Electrochemical Window (V)	0.0 - 4.2
Storage Life (Months)	6

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