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Film Former

BIS-HEMA POLOXAMER 251/IPDI COPOLYMER

60

Safety score · 0–100

Fine

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

A synthetic film-forming copolymer used to add wear and hold in colour cosmetics. Safe in the cured polymer form; residual isocyanate monomer is the main concern.

Skin benefits

  • Film-forming polymer for hold
  • Improves wear and water resistance
  • Cosmetic stability and texture aid

Known concerns

  • Residual isophorone diisocyanate monomer possible if poorly purified
  • Limited cosmetic safety literature
  • Not biodegradable

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, so always read the physical product label and consult a healthcare professional for personal concerns.