DIMETHYLSILOXANE-[50-55%(60%PROPYLENEOXIDE/40%ETHYLENEOXIDE)]BLOCKCOPOLYMER , viscosity4000?cSt（25?C） , 68937-55-3

CAS NO.：68937-55-3

Empirical Formula: C2H10OSi2

Molecular Weight: 106.271

MDL number: MFCD00240066

EINECS: 614-823-3

PRODUCT Properties

• Melting point: -30°C
• Boiling point: >205°C
• Density: 1.04 g/mL at 25 °C(lit.)
• refractive index: n20/D 1.45(lit.)
• Flash point: >230 °F
• solubility: H₂O: above 43 °Cinsoluble
• Specific Gravity: 0.98
• color: Light yellow translucent liquid
• EPA Substance Registry System: Siloxanes and Silicones, di-Me, 3-hydroxypropyl Me, ethoxylated propoxylated (68937-55-3)

Safety

• Hazard statements: H413
• WGK Germany: 3
• TSCA: TSCA listed