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Film Former

ACRYLIC ACID/METHYLSTYRENE/STYRENE COPOLYMER

Updated
72

Safety score · 0–100

Fine

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

About

An acrylic-styrene copolymer used as a binder in nail and cosmetic products. Polymer is skin-inert at high MW, but residual styrene (IARC 2A "probably carcinogenic") and microplastic class concerns lower the score.

Function

BINDINGNAIL CONDITIONING

Skin benefits

  • Cosmetic adhesion and binding
  • Durable wear
  • Skin-inert film

Known concerns

  • Residual styrene monomer (IARC 2A)
  • Environmental persistence
  • Microplastic-class concerns

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.