Skip to content

Film Former

HYDROGEN DIMETHICONE/OCTYL SILSESQUIOXANE COPOLYMER

Updated
80

Safety score · 0–100

Good

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

About

A hybrid silicone copolymer with reactive Si-H bonds and silsesquioxane structures — forms durable, flexible films often used as a binder for makeup powders. Inert after cure.

Function

BINDING

Skin benefits

  • Forms flexible, durable films
  • Binder for makeup powders
  • Improves long-wear
  • Inert at use levels

Known concerns

  • Si-H bonds can react during manufacture
  • Not biodegradable
  • Limited public toxicology

References

EU

EU CosIng database

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

Related film formers

Check your shelf

Find HYDROGEN DIMETHICONE/OCTYL SILSESQUIOXANE COPOLYMER in your products.

Scan any cosmetic product with LuxSense to see if it contains HYDROGEN DIMETHICONE/OCTYL SILSESQUIOXANE COPOLYMER and get a full ingredient breakdown with safety scores.

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