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Film Former

BIS-HEA POLY(1,4-BUTANEDIOL)-9/IPDI COPOLYMER

74

Safety score · 0–100

Fine

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

A polyurethane-acrylate hybrid film former built from hydroxyethyl acrylate, polybutanediol-9, and IPDI. Cured film is inert; safety depends on tight control of residual diisocyanate and acrylate monomers.

Function

NAIL CONDITIONING

Skin benefits

  • Forms a flexible, durable film on nails
  • Resistant to chipping and water
  • Cured polymer is non-bioavailable

Known concerns

  • Residual IPDI (isophorone diisocyanate) is a potent respiratory sensitizer
  • Limited public CIR review of this specific copolymer
  • Methacrylate (HEA) residuals can sensitize skin

References

EU

EU CosIng database

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

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Same plant / compound family

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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.