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Film Former

POLYURETHANE-48

80

Safety score · 0–100

Good

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

A synthetic polyurethane film former used in cosmetics for smooth, even, long-wearing finishes. Cured polymer is inert and non-irritating; primary concerns are residual isocyanates (regulated as low-ppm) and microplastic status.

Function

FILM FORMING

Skin benefits

  • Smooth, even cosmetic films
  • Good wear resistance for color and SPF
  • Stable in a wide pH range

Known concerns

  • Microplastic concerns under EU REACH
  • Possible trace isocyanate residues from manufacturing

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.