Octamethylcyclotetrasiloxane(D4)

Name: D4,Octamethylcyclotetrasiloxane

Formula: [(CH3)2SiO]4

Standard: GB/T 20435-2006

Application: It’s a basic raw material of silicone oil (modified silicone oil),silicone emulsion,silicone rubber ,silicone resin and other silicone products, and can also be directly used as rubber filler treatment agents or raw material for cosmetics.

Precautions: The mixture of vapor and air is explosive. It’s easy to form explosive mixtures when fine dispersion composition in the air .Static electricity will be accumulated and may ignite vapors. Prevent a possible fire hazard by bonding and grounding or using inert gas purge. Keep container closed and away from heat, sparks, and flame.

Package storage and transportation:

  • Packing: 200L iron drum(N.W.195㎏/drum
  • Transportation: Keep container closed and away from heat,sparks,flame.and the direct sunlight, acid and alkali.
  • Storage: Stored at 20℃~40℃ warehouse,pls do the antifreeze preparations when the temperature is below 17 ℃.
  • Shelf time: 6 months.Beyond the time ,it can still be used after re-test,if the test result meets the requirement of this standard.

Technical index:

Testing Items Testing Standards
Appearance Colorless and transparent oily liquid
Chroma/Hazen ≤ 10
Purity/% ≥ 99
Density (25℃,g/cm3 0.9558
Melting Point 17.6℃
Boiling point 175.8℃
Refraction index(25℃) 1.3960~1.3970
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