Product name: Tween(R) 80
Alias: Polyoxyethylenesorbitan monooleate; Sorbitan monooleate ethoxylate; Tween-80; Emulsifier T-80; Tween-81; Emulsifier T-81; Tween 81; 3,6-anhydro-2,4,5-tris-O-(2-hydroxyethyl)-1-O-{2-[(9E)-octadec-9-enoyloxy]ethyl}hexitol; Tween 80
CASE NO.: 9005-65-6
EINECS number: 500-019-9
Molecular Formula: C185H368O86
Molecular Weight: 3968.84981999996
Physical and chemical properties:
Water solubility: 5-10 g/100 mL at 23°C
Light yellow to amber oily viscous liquid. The relative density (25/4 °C) is 1.06-1.10, and the refractive index is 1.4756. Viscosity 0.4-0.7Pa·s (25°C), flash point 10°C. Soluble in water, soluble in ethanol, vegetable oil, ethyl acetate, methanol, toluene insoluble in mineral oil. It becomes gummy at low temperatures and recovers after heating. It has a special smell and a slightly bitter taste.
Product Uses:
Used as emulsifier, wetting agent, penetrant, diffusion agent, etc., also used as a component of woolen and viscose cord oil opening agent. It is used as an emulsifier in the production of polyurethane foam. The food industry is used as an ice cream emulsifier with an amount of 0.1% butter, and the general amount of oil is about 1%.