INCI name

POLYPHENYLSILSESQUIOXANE

Polyphenylsilsesquioxane

A phenyl silicone resin, used as a binding, film-forming and opacifying ingredient.

What it is

Polyphenylsilsesquioxane is, according to CosIng, a polymeric silicone resin in which the silicon atoms carry phenyl groups. CosIng lists it as a binding, film-forming and opacifying ingredient.

Where it is used

Appears on the ingredient lists of a small number of makeup products.

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.

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.
Opacifying
Reducing transparency or translucency of cosmetics.

EU regulation

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

Products with this ingredient (6)

Check a full ingredient list