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Film Former

POLYURETHANE-24/METHYL METHACRYLATE CROSSPOLYMER

68

Safety score · 0–100

Fine

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

A crosslinked polyurethane-acrylic hybrid used in hair sprays for flexible, long-lasting hold. Cured polymer is inert; residual MMA and diisocyanate monomers are the principal concerns and require supplier quality control.

Function

HAIR FIXING

Skin benefits

  • Flexible film for hair styling
  • Long-lasting hold
  • Combines polyurethane durability with acrylic hardness

Known concerns

  • MMA monomer residuals — sensitizer with regulatory limits in EU
  • Residual diisocyanate from polyurethane portion
  • Not biodegradable

References

EU

EU CosIng database

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

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Check your shelf

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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.