Industrial Chemicals
Tween 81
Tween 81 is an ethoxylated sorbitan ester based on a natural fatty acid (oleic acid). This ethoxylate is highly effective at forming oil in water emulsions, particularly when used in combination with its non-ethoxylated precursor, Span 81.
Chemical Description
Ethoxylated sorbitan ester
Functions
- Emulsifier
Applications
- Bitumen & Construction
- Chemicals Manufacture
- Emulsification
- Nonwovens
Regional Availability
- Asia
- Europe
- Latin America
- N America
Main Specifications
| Property | Units | Value |
|---|---|---|
| Acid value | mgKOH/g | 1 |
| Saponification value | mgKOH/g | 100 |
| Hydroxyl value | mgKOH/g | 142 |
| Colour | Gardner | 4.5 |
| Form | Liquid | |
| HLB value | 10 | |
| Water | %m/m | 2.75 |
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