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Hypermer™ B261

A non-ionic block copolymer type surfactant, exhibiting excellent solubility in both vegetable and ester-based lubricants, Hypermer B261 imparts excellent emulsion stabilising characteristics to oil-in-water emulsions, water-in-oil emulsions and to dispersions of alcohols-in-fuels.
Hypermer™ B261
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Product details


  • Hypermer


  • Hydraulic fluids - Fire resistant
  • Metalworking and forming - Metalworking fluids
  • Metalworking and forming - Rolling oils
  • Oil production chemicals
  • Fuel additives - Automotive


  • Other - Polymeric surfactant

Feature and benefits

  • Effective at low treat rates - Efficient formulations
  • Emulsion stability Longer life and increased productivity
  • Fire resistant - Safer operation and compliance with local legislation
  • Hard water stable - Reduced product maintenance

Physical form

  • Waxy solid


  • Passenger cars (ICE & hybrid)
  • Heavy duty vehicles - Off road
  • Heavy duty vehicles - On road
  • Industrial processes
  • Oilfield
  • Metalworking


  • Emulsifiers
  • Surfactants


Property Units Value
Density at 25°C g cm⁻³ Login
Flash point °C Login
HLB value Login
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