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Film Former

BIS-HPMA POLY(1,4-BUTANEDIOL)-14/IPDI COPOLYMER

CAS 2639188-39-7
65

Safety score · 0–100

Fine

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

A polyurethane-style film former from HPMA, polybutanediol-14 and IPDI. Boosts long-wear performance. Cured polymer is generally safe; residual monomer is the watch-point.

Skin benefits

  • Polyurethane-style film former for long-wear cosmetics
  • Improves water and rub resistance
  • High molecular weight keeps it on the skin surface

Known concerns

  • IPDI base raises residual diisocyanate monomer concern
  • Limited public toxicology on this exact polymer
  • Possible sensitisation if unreacted monomer is present

References

EU

EU CosIng database

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

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Same plant / compound family

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BIS-HPMA POLY(1,4-BUTANEDIOL-14/NEOPENTYL GLYCOL)/IPDI COPOLYMER
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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.