Film Former
POLYURETHANE-20
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A polyurethane binder common in colour cosmetics — helps pigments stick to skin and resist water and rub-off. Cured polymer is essentially inert with the usual polyurethane purity caveat about residual isocyanate.
Function
Skin benefits
- Holds pigments in place
- Improves rub-off and water resistance
- Forms a flexible, comfortable film
Known concerns
- Residual isocyanate concern if poorly purified
- Sparse public toxicology
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 — always read the physical product label and consult a healthcare professional for personal concerns.