Hydrogendimethylsiloxysilicate
A cosmetic ingredient used as film forming in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Silicic acid (H4SiO4), tetraethyl ester, reaction products with chlorodimethylsilane
What does it do?
Hydrogendimethylsiloxysilicate 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
Hydrogendimethylsiloxysilicate 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 Hydrogendimethylsiloxysilicate?
Hydrogendimethylsiloxysilicate is a cosmetic ingredient catalogued in the EU CosIng database. Silicic acid (H4SiO4), tetraethyl ester, reaction products with chlorodimethylsilane
Is Hydrogendimethylsiloxysilicate allowed in cosmetics in the EU?
Yes. Hydrogendimethylsiloxysilicate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Hydrogendimethylsiloxysilicate do in cosmetic products?
Hydrogendimethylsiloxysilicate is declared in the EU cosmetic ingredient inventory with these functions: film forming.
What is the CAS number of Hydrogendimethylsiloxysilicate?
The CAS (Chemical Abstracts Service) number for Hydrogendimethylsiloxysilicate is 68988-57-8.
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Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 21/10/2019