Film Former
POLYURETHANE-16
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A linear polyurethane built from hexamethylene diisocyanate and polycaprolactone — picture a stretchy plastic chain. Gives flexible, water-resistant films in long-wear makeup. Cured polymer is fine on skin; safety hinges on residual HDI control.
Function
Skin benefits
- Flexible long-wear film for makeup and nails
- Smooth comfortable skin-feel
- Resists water and rub-off
Known concerns
- Residual HDI isocyanate monomer must be controlled
- Cured polymer itself is essentially inert
- Limited cosmetic-specific safety dossier
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.