Film Former
POLYURETHANE-65
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A cosmetic polyurethane used as a long-wear film former in mascaras and foundations. Big polymer with no skin penetration; safety hinges on proper supplier curing of monomers.
Function
Skin benefits
- Long-wear film former for mascaras/foundations
- Flexible film that resists smudging
- High-MW polymer; doesn't penetrate skin
- Improves wear and water resistance
Known concerns
- Possible residual isocyanate monomers if poorly cured
- Limited public CIR review for this exact polymer
- Non-biodegradable
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.