Silicone Quaternium-8 is a silicone based ingredient primarily used in hair care products for its conditioning, anti-static, and detangling properties. It smoothens the hair surface and creates a glossy finish to provide a sleek, frizz-free look. This ingredient is lightweight in nature and feels non-greasy upon application. Silicone Quaternium-8 is also used in skin care to improve the spreadability of the products and condition the skin. In its raw form, it appears as a clear to hazy liquid that is viscous and colorless. It has a slightly slippery texture and can be easily formulated into oil or water based products.
CAS Number: 721430-34-8Chem/IUPAC Name: Siloxanes and Silicones, di-Me, 3-(2-oxiranylmethoxy)propyl group-terminated, polymers with 2-chloroacetyl chloride, diethylene glycol and N1,N1,N6,N6-tetramethyl-1,6-hexanediamine, chlorides, lauratesEINECS/ELINCS No: 615-722-7COSING REF No: 78942Products with SILICONE QUATERNIUM-8
With samples available
SilSense® Q-Plus silicone
by Lubrizol
Pecosil® AD 3640
by Phoenix Chemical
Silquat® AD
by Siltech
What is SILICONE QUATERNIUM-8 used for?
Silicone Quaternium-8 is primarily used in hair care products such as conditioners, shampoos, and styling treatments due to its excellent conditioning properties. It smooths hair cuticles, reduces frizz, and adds shine, leaving hair silky and manageable. The ingredient's positive charge allows it to adhere to negatively charged hair surfaces, providing long-lasting detangling and reducing static. In skin care, it enhances product spreadability, gives a soft, non-greasy finish, and offers mild conditioning. Silicone Quaternium-8 is valued for its ability to impart a luxurious feel while improving the overall texture of both hair and skin.
Origin
Silicone Quaternium-8 is made using the condensation reaction where silicone is reacted with a quaternary ammonium compound, forming a cationic silicone polymer. The manufacturing is performed under controlled conditions to achieve the desired molecular weight and stability, ensuring consistent performance in cosmetic formulations.
What does SILICONE QUATERNIUM-8 do in a formulation?
ANTISTATIC|
HAIR CONDITIONING|
SKIN CONDITIONING|
SMOOTHINGSafety Profile
Silicone Quaternium-8 is safe for use in cosmetics since it has a low potential for irritation and is typically non-sensitizing. It is non-comedogenic in nature and is suitable for most skin types. However, patch testing is important prior to full application, especially if using a product for the first time. Further, Silicone Quaternium-8 is linked to some environmental concerns due to its non-biodegradability - it tends to persist in aquatic environments.
SILICONE QUATERNIUM-8 alternatives
SILICONE QUATERNIUM-8 technical profile
| Property | Values |
| pH | 5-7 |
| Solubility | Insoluble in water |
| Viscosity | Moderate |