Span 80 also known as sorbitan monooleate or sorbitan oleate, is oily liquid with color from amber to brown, the relative density is 102.9 melting point 10-12ºC flash point 210ºC with fatty odor; It is insoluble in water and soluble in hot oil and organic solvent, not dissolves in isopropyl alcohol, four vinyl chloride, xylene, cottonseed oil and mineral oil, is a kind of advanced lipophilic emulsifier.
Span80 is widely used in textile and many other industries as emulsifier, stabilizer, thickening agent and wetting agent, as dispersing agent in paint and coatings industry, as emulsifier in the oil industry, as co-solvent in petroleum products, as antirust agent in antirust oil industry, and also can be used as emulsifier emulsion explosives etc.
| ITEMS | Unit | Standard |
| Appearance | – | amber to brown oily liquid |
| Acid value | Mg KOH/g | ≤10 |
| Saponification value | Mg KOH/g | 140-160 |
| Hydroxyl value | Mg KOH/g | 190-220 |
| Moisture | % | ≤1.5 |
| HLB value | – | 4.3 |
Post time: Jan-14-2020