QUATERNIUM-18

CAS Number	61789-80-8
Chem/IUPAC Name:	Quaternary ammonium compounds, bis(hydrogenated tallow alkyl)dimethyl, chlorides
EINECS/ELINCS No:	263-090-2
COSING REF No:	37408

Quaternium-18 is a type of quaternary ammonium compound that is commonly used in cosmetics and personal care products. It has a positive charge that allows it to bind to the negatively charged surfaces of skin and hair, providing a range of benefits. Quaternium-18 appears as a white powder or a clear liquid, depending on its form. In cosmetic and personal care products, Quaternium-18 is often used as a conditioning agent and a surfactant. It can help to improve the texture and feel of the skin and hair, while also providing mild cleansing properties. Additionally, it is often used as an emulsifier, helping to stabilize oil-in-water formulations. The chemical formula of Quaternium-18 is C₁₈H₃₇NO₂.

Who supplies QUATERNIUM-18 ?

Evonik

What is QUATERNIUM-18 used for?

Quaternium-18 is an effective ingredient that is commonly used in cosmetics and personal care products for its conditioning, cleansing, and emulsifying properties. As a conditioning agent, it helps to improve the texture and feel of the skin and hair, while also providing detangling benefits. It can also be used as a surfactant, helping to cleanse the skin and hair of dirt and impurities. Additionally, Quaternium-18 can function as an emulsifier, helping to create stable oil-in-water formulations. Overall, it is a valuable ingredient for a variety of formulations, including shampoos, conditioners, body washes, and lotions.

Origin

Quaternium-18 is made by reacting a fatty alcohol with an alkylating agent in the presence of a base. This forms a positively charged quaternary ammonium compound that can be processed into various forms, such as powder or liquid, for use in cosmetics and personal care products.

What does QUATERNIUM-18 do in a formulation?

Emulsifying
Hair conditioning
Surfactant

Safety profile

Quaternium-18 is generally considered safe for use in cosmetics and personal care products, as it has low toxicity and has been extensively tested for safety. It is also non-comedogenic and suitable for use in vegan and halal formulations. However, as with all ingredients, it is important to follow recommended usage levels and patch test new products to ensure individual tolerability.