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Film Former

POLYURETHANE-65

Updated
72

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

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

NAIL CONDITIONING

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

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related film formers

Check your shelf

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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.