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Film Former

ETHOXYETHYL CYANOACRYLATE

CAS 21982-43-4 Updated
48

Safety score · 0–100

Moderate

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

About

A cyanoacrylate ester used as a strong, fast-bonding film former in nail/adhesive products. Like related cyanoacrylates, it is a recognised skin sensitizer and is restricted in leave-on cosmetic use.

Function

FILM FORMING

Skin benefits

  • Strong, fast film former in nail and adhesive products
  • Water-resistant flexible film

Known concerns

  • Cyanoacrylate monomer — recognised skin sensitizer
  • Allergic contact dermatitis risk
  • Restricted in leave-on cosmetic applications
  • Eye and respiratory irritant

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.