Dowanol™ TPM

DOWANOL™ TPM
Tripropylene glycol methyl ether

Product Description
DOWANOL™ TPM glycol ether is a hydrophilic, slow-evaporating glycol ether with an excellent active solvency and coupling power. DOWANOL™ TPM glycol ether is an ideal choice of emollient in cosmetic formulations and has high boiling and flash points.

Typical Physical
Molecular Weight (g/mol) 206.3
Boiling Point @ 760 mmHg, 1.01 ar 243 °C (469 °F)
Flash Point (Setaflash Closed Cup 124 °C (255 °F)
Freezing Point -78 °C (-108°F)
Vapor pressure@ 20°C — extrapolated 0.01 mmHg (1.7 Pa)
Specific gravity (25/25°C) 0.965
Liquid Density @ 20°C 0.965 g/cm3
@ 25°C 0.962 g/cm3
Vapor Density (air = 1) 7.15
Viscosity (mm2/s @ 25°C) 5.5

Heat of vaporization (J/g) at normal boiling point: 210
Net heat of combustion (kJ/g) — predicted @ 25°C: 27.8
Autoignition temperature 277 °C (531 °F)
Evaporation rate (n-butyl acetate = 1.0) <0.01
Solubility, g/100 or % @ 25°C - Solvent in water: 100%

Hansen solubility parameters
(J/cm³)1/2 15.1
_d (Dispersion) 3.5
_p (Polar) 11.5
_h (Hydrogen bonding)

CAS#: 25498-49-1