Emulsifier with corrosion inhibition properties for metal working fluids
Emulsogen™ COL 020
Edition Date :
February 06, 2026
Emulsogen™ COL 020 is a low foaming ether carboxylic acid with excellent emulsification properties. If neutralized with alkanolamines, it also shows good corrosion protection. It is used as a co-emulsifier in a broad variety of emulsifiable metalworking fluids including amine and nitrogen free formulations.
Product Information
Benefits
- Excellent emulsification properties
- Good corrosion protection when neutralized
- Low foaming
- Stable against hard water
- Dispersible in water
- Soluble in various mineral oils
Product details
Product Function
- Nonionic emulsifier
Applications
- Metal working fluids (semi-synthetic)
- Metal working fluids (milky-type)
| Property | Value |
|---|---|
| Composition | Ether carboxylic acid (2 EO) |
| Appearance (20°C) | Yellowish, clear liquid |
| Active content | Approx. 92% |
| pH value | Approx. 3 |
| HLB value | Approx. 6 |
| Pour point (DIN ISO 3016) | Approx. 18°C |
| Ionicity | Nonionic (as acid), Anionic (as salt) |
| Solubility in water | Dispersible |
| Solubility in mineral oil | Soluble in Shell Gravex 915 (naphthenic), Shell Ondina 15 (paraffinic), Nynas T 22 (hydrocrack) |
| Hard water compatibility | Stable against hard water |
| Density (20 °C) | 1 g/cm³ |
| Boiling point | > 360 °C |
| Flash point (DIN 51758) | > 100 °C |
| Viscosity, dynamic (20 °C) | < 100 mPa.s |
| pH (10 g/l, 20 °C) | Approx. 3 |
