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Film Former

HEMA TRIMELLITATE ANHYDRIDE

CAS 70293-55-9 Updated
50

Safety score · 0–100

Moderate

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

About

A reactive HEMA-anhydride monomer used in nail and dental adhesives. Essential to bonding chemistry but a recognised contact allergen — keep on intended substrates only and fully cure.

Function

NAIL CONDITIONING

Skin benefits

  • Reactive bonding monomer
  • Builds cured adhesive film

Known concerns

  • Methacrylate contact allergy (high-rank class allergen)
  • Anhydride irritancy
  • Occupational sensitization in nail / dental settings
  • Not for skin leave-on

References

EU

EU CosIng database

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

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AMINOETHYLPROPANEDIOL-ACRYLATES/ACRYLAMIDE COPOLYMER
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BENZYL METHACRYLATE
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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.