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Emulsogen COA 070

Emulsifier with lime soap dispersing properties

Edition Date :
November 30, 2021

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.



  • 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 Function
  • Anionic emulsifier
Chemical Type
  • Ether carboxylic acid
  • Rolling
  • Metal working fluids (semi-synthetic)
  • Metal working fluids (milky-type)


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Emulsogen COA 070

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Technical data

Chemical group Ether carboxylate
Ionicity Anionic
pH (% in water) 2 - 4
HLB 12
Acid value mg KOH/g 70 - 85
K-value (DIN53903) 25


  • Metalworking fluids (emulsions, semi-synthetic, synthetic)
  • Fire resistant hydraulic fluids (HFA-S)
  • Rolling emulsions