An acrylate ester of pentaerythritol, used as a binder and film former.
What it is
Pentaerythrityl triacrylate is the triester of pentaerythritol and acrylic acid, a monomer with three reactive acrylate groups that can be crosslinked into a film. CosIng lists it as a binding and film-forming ingredient.
Where it is used
Found in nail products such as gel nail systems.
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 list does not show whether it is present as a monomer or has already reacted in the finished product.
Functions
- Binding
- Providing adhesive properties during and after compression in cosmetic tablets and/or cakes.
- 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.

