Film Former
POLYURETHANE-60
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A water-dispersed polyurethane built from SMDI, DMAPA and carbonate diols. Used primarily in nail conditioning, where the cured film is stable and unlikely to penetrate the nail plate or surrounding skin.
Function
Skin benefits
- Forms durable films on nails and skin
- Provides flexibility and good wear in nail polish
- High-molecular-weight; minimal skin penetration
Known concerns
- Made from SMDI and DMAPA; residual isocyanate and amine must be controlled
- Limited cosmetic-specific long-term studies
- Tertiary amine moieties could in theory form low-level nitrosatable amines
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.