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Film Former

C30-45 ALKYLDIMETHYLSILYL POLYPROPYLSILSESQUIOXANE

CAS -
80

Safety score · 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A long-chain alkyl silsesquioxane resin used as a long-wear film former in makeup. Inert silicone polymer with an excellent skin tolerance profile.

Skin benefits

  • Long-wear silicone film former
  • Improves color cosmetic transfer resistance
  • Smooth dry feel

Known concerns

  • Persistent silicone in environment
  • No significant concerns at cosmetic concentrations

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related film formers

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.