Film Former
ADIPIC ACID/CHDM/MA/NEOPENTYL GLYCOL/TRIMELLITIC ANHYDRIDE COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A high-molecular-weight polyester film former used in long-wear makeup. The cured polymer is inert and poorly absorbed; reactive monomers are sensitizers but should be consumed in finished polymer.
Function
Skin benefits
- Forms flexible water-resistant film
- Improves wear of color cosmetics
- Inert high-MW polymer with low absorption
Known concerns
- Possible residual monomers from manufacturing
- Trimellitic anhydride monomer is a known respiratory sensitizer (cured polymer is inert)
- Limited published cosmetic safety review
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related film formers
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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.