Film Former
DIMETHICONOL/IPDI COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A silicone-urethane hybrid that builds elastic, water-resistant films, popular in long-wear products. Cured polymer is well-tolerated but residual IPDI monomer is a recognised respiratory and skin sensitiser.
Function
Skin benefits
- Forms elastic, wash-resistant films
- Long-wear adhesion
- Water-resistant performance
- Smooth silicone feel
Known concerns
- Trace residual isophorone diisocyanate (IPDI) — known sensitiser
- Not readily biodegradable
- Sensitisation risk for nail-product users
- Limited cosmetic-specific safety data
References
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.