Film Former
PHTHALIC ANHYDRIDE/BENZOIC ACID/GLYCERIN COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A phthalic-anhydride / benzoic-acid / glycerin polyester resin — common nail-polish and lipstick film former. Cured resin is inert, but residual phthalic anhydride is a respiratory sensitizer and grade purity matters.
Function
Skin benefits
- Adhesive resin and gloss-boosting film former
- Used in nail polishes and lipsticks
- Flexible film
Known concerns
- Phthalic anhydride monomer is GHS skin/respiratory sensitizer
- Residual monomer must be controlled
- Microplastic concerns
- Adjacent to phthalate-ester family — frequently confused but distinct chemistry
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related film formers
Same plant / compound family
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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.