Film Former
POLYURETHANE-17
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A water-dispersible polyurethane film former used in long-wear make-up and skincare. Cured polymer is benign; the safety lever is residual isocyanate monomer, which suppliers must keep below regulatory limits.
Function
Skin benefits
- Forms long-wear flexible films
- Water-dispersible polyurethane
- Improves transfer-resistance in cosmetics
Known concerns
- Residual isocyanate monomer must be tightly controlled
- Possible irritation in sensitised skin
- Inhalation caveat in aerosol use
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.