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Film Former

POLYMETHYL ACRYLATE

CAS 9003-21-8 Updated
70

Safety score · 0–100

Fine

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

About

A polymer of methyl acrylate (CAS 9003-21-8) used as a film-forming agent in cosmetics. Polymer is generally safe; residual methyl acrylate monomer (a sensitizer) is the EU-regulated concern requiring tight control.

Function

FILM FORMING

Skin benefits

  • Effective film-forming
  • Provides flexible cosmetic coatings
  • Stable across formulation pH
  • Long-established industrial use

Known concerns

  • Residual methyl acrylate is a skin sensitizer and EU Annex III monitored monomer
  • Strict EU residual monomer thresholds
  • Microplastic environmental persistence
  • Ozone-depleting solvent restriction reference (manufacturing-context)

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.