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Film Former

BUTYLAMINOETHYL METHACRYLATE CROSSPOLYMER

Updated
72

Safety score · 0–100

Fine

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

About

A methacrylate-based film-forming crosspolymer used in long-wear and mascara-style products. Polymers of this size do not penetrate skin; the standard caveat is residual monomer purity.

Function

BINDING

Skin benefits

  • Long-wear film
  • Substantive on skin/hair
  • Water-resistance

Known concerns

  • Residual monomers (purity-dependent)
  • Hard to wash off
  • Sparse dedicated data

References

EU

EU CosIng database

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

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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.