POLYDIMETHYLSILOXANE CAS NO.8050-81-5

POLYDIMETHYLSILOXANE Basic information
Product Name:    POLYDIMETHYLSILOXANE
Synonyms:    α-(Trimethylsilyl)-ω-methylpoly[oxy(dimethylsilylene)] mixture with silicon dioxide;Viscosity standard, Nominally 50cSt at 40 and 7.3cSt at 100;Viscosity standard, Nominally 120cSt at 40 and 20cSt at 100;Viscosity standard, Nominally 100cSt at 40°C and 16.8cSt at 100°C;Viscosity standard, Nominally 10cSt at 40 and 2.7cSt at 100;Viscosity standard, Nominally 360cSt at 40°C and 42cSt at 100°C;Viscosity standard, Nominally 30cSt at 40°C and 5.3cSt at 100°C;Viscosity standard, Nominally 500cSt at 40 and 52cSt at 100
CAS:    8050-81-5
MF:    (C2H6OSi)n
MW:    0
Mol File:    8050-81-5.mol

POLYDIMETHYLSILOXANE Basic information
Product Name:    POLYDIMETHYLSILOXANE
Synonyms:    α-(Trimethylsilyl)-ω-methylpoly[oxy(dimethylsilylene)] mixture with silicon dioxide;Viscosity standard, Nominally 50cSt at 40 and 7.3cSt at 100;Viscosity standard, Nominally 120cSt at 40 and 20cSt at 100;Viscosity standard, Nominally 100cSt at 40°C and 16.8cSt at 100°C;Viscosity standard, Nominally 10cSt at 40 and 2.7cSt at 100;Viscosity standard, Nominally 360cSt at 40°C and 42cSt at 100°C;Viscosity standard, Nominally 30cSt at 40°C and 5.3cSt at 100°C;Viscosity standard, Nominally 500cSt at 40 and 52cSt at 100
CAS:    8050-81-5
MF:    (C2H6OSi)n
MW:    0
Mol File:    8050-81-5.mol

POLYDIMETHYLSILOXANE Chemical Properties
density     1 g/mL at 20 °C
vapor pressure     5 mm Hg ( 20 °C)
refractive index     n20/D 1.406
Fp     >101°C
storage temp.     room temp
solubility     Practically insoluble in water, very slightly soluble or practically insoluble in anhydrous ethanol, practically insoluble in methanol, partly miscible with ethyl acetate, with methylene chloride, with methyl ethyl ketone and with toluene.
form     emulsion
color     Colorless
EPA Substance Registry System    Simethicone (8050-81-5)