Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer

INCI: TRIMETHYLPENTANEDIOL/ISOPHTHALIC ACID/TRIMELLITIC ANHYDRIDE COPOLYMER

CAS Number
Not widely published (specialty polyester resin)
Function
Film former (primarily nail lacquer applications)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted for cosmetic use

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Trimellitic anhydride (TMA) monomer is a respiratory and skin sensitizer; residual TMA must be strictly controlled. Nail-only use recommended

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer safe in cosmetics?

Trimellitic anhydride (TMA) monomer is a respiratory and skin sensitizer; residual TMA must be strictly controlled. Nail-only use recommended The EU classifies Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer as "permitted". Safety rating: GOOD.

Is Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer allowed in the EU?

Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer do in cosmetics?

Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer functions as: Film former (primarily nail lacquer applications). It is classified as a cosmetic ingredient in our database. CAS number: Not widely published (specialty polyester resin).

What is the Margin of Safety for Trimethylpentanediol/Isophthalic Acid/Trimellitic Anhydride Copolymer?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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