(Stearyl Dimethyl Benzyl Ammonium Chloride)

The HESTERQUAT line SB (Stearyl Dimethyl Benzyl Ammonium Chloride) are quaternary ammonium salts, which have the function of acting as an anti-static ingredients in formulations of products for hair and skin, having been originally designed for fabric softeners.

As a surfactant, this compound disrupts cellular processes of microorganisms.
It is used as active ingredient in conditioners, antistatic agents, disinfectants, detergents, phase transfer catalysts, antimicrobial agents, sanitizers, microbicides, algicides, emulsifiers, pigment dispersants, textile softeners and paper products

  • Product
  • Applications
  • Specifications
  • Remarks
  • Chemical structure
Stearyl Dimethyl Benzyl Ammonium Chloride

The The HESTERQUAT SB-25 is a quaternary ammonium water-soluble and alcohol, stable in wide pH range in both acidic and alkaline. Acts as anti-static agent, emulsifier and conditioner in hair creams formulations. This quaternary ammonium salt has the interesting feature, less potential for skin and eye irritation compared to other traditional products market. It is compatible with cationic, nonionic, amphoteric oxides and amines thus is incompatible with anionic surfactants.


The HESTERQUAT SB-25 is a powerful surfactant cationic nature, so it is absorbed by many materials, hence, its excellent property as anti-static for wool, cotton and cellulosic and synthetic fibers. It is used as a component in paper and textile softener and as a dispersant for pigments, dyes, and other applications where power is required softening and anti-static. HESTERQUAT SB-25 is widely used as an ingredient and especially in cream rinse for hair, leaving them completely free and clear, due to its cationic nature, however, it should be used after rinsing the hair, when no longer exist traces of soap , detergent or shampoo anionic nature. It is also used in creams and lotions for skin, aerosol hair spray, lipsticks, hair dyes, etc.

Product Name HESTERQUAT SB-25
Chemical Name Stearyl Dimethyl Benzyl Ammonium Chloride
CTFA Nomenclature Stearalkonium Chloride
Cas Number 122 - 19 - 0
NCM (SH ) 2923 90 90
Aspect A 25 C° Creamy White
Fatty Alcohol> 3,5 to 5,5
PH ( 2 % aqueous solution) 3,00 to 6,00
Solids ( 2 hs - 105 C ): 24,5 a 26,5 %
Chlorides 20,00 to 21,50 %
Vehicle Aqueous

The information in this data sheet are based on our experience and believed to be accurate, however we disclaim any responsibility for improper applications or any patent infringement that may occur.

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