Emulsifier with lime soap dispersing properties
Emulsogen™ COA 070
Edition Date :
October 15, 2025
Emulsogen™ COA 070 is a medium foaming ether carboxylic acid with good emulsification and dispersing properties, used for metal working fluids, fire resistant hydraulic fluids (HFA-S) and rolling emulsions.
The product is extremely stable against electrolyte and hard water. Furthermore, Emulsogen™ COA 070 shows outstanding lime soap dispersing power, being able to disperse large quantities of calcium oleate or tallate.
Product Information
Benefits
- Excellent emulsification properties
- Electrolyte and hard water stable
- Outstanding lime soap dispersing properties
- Medium foaming tendency
- Boron free
- Free of secondary amines
- Broad registration status
Product details
Product Function
- Anionic emulsifier
Chemical Type
- Ether carboxylic acid
Applications
- Metal working fluids (milky-type)
- Metal working fluids (semi-synthetic)
- Rolling
- Hydraulic fluids
| Property | Value |
|---|---|
| Appearance (20°C) | Yellowish, clear liquid |
| Active content | Approx. 92% |
| pH value (1% in demineralized water) | Approx. 3 |
| Ionicity | Nonionic (as acid), Anionic (as salt) |
| Solubility in water | Soluble |
| Solubility in mineral oil | Dispersible |
| Hard water compatibility | Stable against hard water |
| Pour point | Approx. 0 °C |
| Boiling point | > 250 °C |
| Flash point | > 100 °C |
| Vapour pressure | < 0.1 hPa (25 °C) |
| Density | 1 g/cm3 (20 °C) |
| Viscosity, dynamic | < 100 mPa.s (20 °C) |
| Partition coefficient (log Pow) | 0.4 |
| Metal corrosion rate | < 6.25 mm/a at 55 °C |
