INCI name

NEOPENTYL GLYCOL/PHTHALIC ANHYDRIDE/TRIMETHYLOLPROPANE ISONONANOATE COPOLYMER

Neopentyl glycol/phthalic anhydride/trimethylolpropane isononanoate copolymer

A synthetic polyester used as a film-forming agent.

What it is

Neopentyl glycol/phthalic anhydride/trimethylolpropane isononanoate copolymer is a polyester formed by the reaction of phthalic anhydride with neopentyl glycol, trimethylolpropane and isononanoic acid. CosIng lists it as a film-forming agent.

Where it is used

Used mainly in decorative cosmetics, such as lip products and makeup.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

The INCI name does not show the molecular weight of the polymer. It is a polymer made with phthalic anhydride, not a phthalate plasticiser.

Functions

Film forming: Producing (upon application) a continuous film on the skin, hair or nails.

EU regulation

This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

Products with this ingredient (15)

Check a full ingredient list