​BLUESIL™ SP 3309 is completely water soluble at temperatures below its cloud point. At higher temperatures, the product will ‘cloud-out’ in a temperature reversible manner.

BLUESIL SP 3309 may be stored at a temperature between -5 °C/ 23 °F and 40 °C/ 104 °F for up to 36 months from its date of manufacturing.Please consult the Safety Data Sheet of this product.


​BLUESIL SP 3309 is a polyether modified polysiloxane.

Additive;Flow Agent;Surface Tension Reduction;Surfactant

Functional Fluid


  • ​Very good wetting properties
  • High spreading rate
  • Improves the adherence of coatings
  • Improve spray coverage
  •  High surface activity
  • Affinity with various surfaces
  • Easy handling thanks to Extra fluid viscosity

​BLUESIL SP 3309 is a super wetting agent which can find applications in many fields like for instance :

  • Agrochemicals
  • Fiber treatment
  • Surface modification
  • Leather treatment

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