Silicone Quaternium-17
A cosmetic ingredient used as hair conditioning, surfactant - cleansing, surfactant - emulsifying in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Silicones and siloxanes, 3-(2,3-dihydroxypropoxy)propyl methyl, cocoamidopropyldimethylammonio-2-hydroxypropoxypropyl methyl, 3-(2,3-dihydroxypropoxy)propyldimethylsilyl- and cocoamidopropyldimethylammonio-2-hydroxypropoxypropyldimethylsilyl-terminated
What does it do?
Silicone Quaternium-17 is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Hair conditioning
improves the appearance, feel, and manageability of hair
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Surfactant - cleansing
surfactant whose primary cosmetic role is cleansing — the active workhorse in soaps, shampoos, and body washes
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Surfactant - emulsifying
surfactant that forms and stabilises emulsions of oil and water — without it, creams and lotions would separate
EU regulatory status
Silicone Quaternium-17 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 Silicone Quaternium-17?
Silicone Quaternium-17 is a cosmetic ingredient catalogued in the EU CosIng database. Silicones and siloxanes, 3-(2,3-dihydroxypropoxy)propyl methyl, cocoamidopropyldimethylammonio-2-hydroxypropoxypropyl methyl, 3-(2,3-dihydroxypropoxy)propyldimethylsilyl- and cocoamidopropyldimethylammonio-2-hydroxypropoxypropyldimethylsilyl-terminated
Is Silicone Quaternium-17 allowed in cosmetics in the EU?
Yes. Silicone Quaternium-17 is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Silicone Quaternium-17 do in cosmetic products?
Silicone Quaternium-17 is declared in the EU cosmetic ingredient inventory with these functions: hair conditioning, surfactant - cleansing, surfactant - emulsifying.
What is the CAS number of Silicone Quaternium-17?
The CAS (Chemical Abstracts Service) number for Silicone Quaternium-17 is 519142-86-0.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010