PLURODAC 81 is a block copolymer, based on a central propylene glycol chain extended with polyethylene glycol at both ends. For documents specific to a region, please contact Sasol using the 'Request Document' button.

CAS Number: 9003-11-6

Functions: Anti-Foaming Agent, Co-Emulsifier, Defoamer, Dispersant, Emulsifier, Surfactant

Chemical Family: Polyglycols, Polyols

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Ingredient Origin
CASE Ingredients Functions
Fluids & Lubricants Functions
EC No.

Features & Benefits

Applications & Uses

Compatible Substrates & Surfaces
Fluids & Lubricants Type
Fluids & Lubricants End Use
I&I Cleaning Applications


Physical Form
Clear liquid
Insoluble in
Typical Properties
ValueUnitsTest Method / Conditions
Cloud point (1% in Water)17 - 21°CMPL 2001.0
Average Molecular Weight2.800g/mol
pH (5%)4.0 - 7.0MPL 1007.0
Free Water (Karl Fischer)max. 0.50% massMPL 1006.0
Viscosity (40°C)180cStASTM D445 / ASTM D7042
Density (40°C)1.000kg/m³ASTM D7042 / ASTM D4052
Flash Pointmin. 125°CASTM D 93
Pour Point-10°CASTM D 97

Regulatory & Compliance

Packaging & Availability

Regional Availability
  • Africa
  • Europe
  • Middle East
Packaging Information

PLURODAC 81 is generally supplied in drums.

Storage & Handling

Shelf Life
36 months
Storage and Handling
  • PLURODAC 81 should preferably be stored in stainless steel tanks.
  • It is suggested to keep the product at temperature below 30°C, it is preferable to avoid heating above 50°C and to store under nitrogen in order to minimize yellowish phenomena.
  • PLURODAC 81 is a clear liquid at room temperature it becomes a solid wax at temperature lower than -10°C.
  • Shelf-life is 36 months from production date for product in its original and sealed packaging.

Safe Handling Advice

  • Normal measures for preventive fire protection.

Storage/Transport Pressure

  • Ambient

Load/Unload Temperature

  • 20-40°C (68-104°F)