Polyphenylsilsesquioxane/trimethylsiloxysilicate
A cosmetic ingredient used as film forming in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Silsesquioxanes, Ph, polymers with silicic acid (H4SiO4) tetra-Et ester, [(trimethylsilyl)oxy]-terminated
What does it do?
Polyphenylsilsesquioxane/trimethylsiloxysilicate is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Film forming
forms a thin continuous film on skin, hair, or nails — used in long-wear makeup, sunscreens, and hairsprays
EU regulatory status
Polyphenylsilsesquioxane/trimethylsiloxysilicate is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Polyphenylsilsesquioxane/trimethylsiloxysilicate?
Polyphenylsilsesquioxane/trimethylsiloxysilicate is a cosmetic ingredient catalogued in the EU CosIng database. Silsesquioxanes, Ph, polymers with silicic acid (H4SiO4) tetra-Et ester, [(trimethylsilyl)oxy]-terminated
Is Polyphenylsilsesquioxane/trimethylsiloxysilicate allowed in cosmetics in the EU?
Yes. Polyphenylsilsesquioxane/trimethylsiloxysilicate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Polyphenylsilsesquioxane/trimethylsiloxysilicate do in cosmetic products?
Polyphenylsilsesquioxane/trimethylsiloxysilicate is declared in the EU cosmetic ingredient inventory with these functions: film forming.
What is the CAS number of Polyphenylsilsesquioxane/trimethylsiloxysilicate?
The CAS (Chemical Abstracts Service) number for Polyphenylsilsesquioxane/trimethylsiloxysilicate is 1991985-12-6.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 19/04/2018