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Film Former

ISOPROPYLIDENEDIPHENYL BISOXYHYDROXYPROPYL ACRYLATE

CAS 55818-57-0 Updated
45

Safety score · 0–100

Moderate

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

About

A bisphenol-A-based bisacrylate monomer used in UV-curable nail gels. The monomer is a known sensitizer (allergic-onycholysis cause); only the cured polymer is safe-ish.

Function

FILM FORMING

Skin benefits

  • UV-curable monomer for nail products
  • Forms hard polymer film on cure
  • Imparts gloss and durability

Known concerns

  • Bisphenol-A-derived backbone — potential endocrine activity from residual BPA
  • Unreacted acrylate is a strong skin sensitizer
  • H315/H317/H319 GHS irritation/sensitization for the monomer
  • Not for leave-on skin contact

References

EU

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.