Dodecyl Trimethyl Ammonium Chloride - Rock Chemicals, Inc

03, Mar. 2026

 

Dodecyl Trimethyl Ammonium Chloride - Rock Chemicals, Inc

Dodecyl Trimethyl Ammonium Chloride is a cationic surfactant featuring a dodecyl (C12) alkyl chain attached to a trimethylammonium head group. It typically appears as a colorless to pale yellow viscous liquid and soluble in water and alcohols. This compound is widely used in industry as a fabric softener, antistatic agent, disinfectant, and emulsifier in personal care, textile, and cleaning products. It also serves as a biocide and corrosion inhibitor in water treatment and as a phase transfer catalyst in chemical synthesis.

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Grade

  • Industrial

Other Names

  • Lauryl Trimethyl Ammonium Chloride
  • Octadecyl Trimethyl Ammonium Chloride
  • Stearyl Trimethyl Ammonium Chloride

Form

  • Liquid

Abbreviations

Tianjin Ruijie Product Page

Key Applications of Dodecyl Trimethyl Ammonium Chloride in Industry

Dodecyl Trimethyl Ammonium Chloride (DTAC), identified by its CAS number 112-00-5, is a highly versatile cationic surfactant that finds extensive application across numerous industrial sectors. Its unique molecular structure, featuring a long hydrophobic dodecyl chain and a hydrophilic trimethyl ammonium head, grants it exceptional properties such as emulsification, detergency, antistatic effects, and significant biocidal activity. For businesses looking to source high-quality DTAC, understanding its application landscape is crucial.

One of the primary uses of DTAC is in industrial water treatment. As a powerful bactericide and algaecide, it effectively controls the proliferation of microorganisms in cooling towers, industrial water systems, and pulp and paper manufacturing. This not only prevents biofouling but also enhances the efficiency and lifespan of equipment. Manufacturers seeking reliable water treatment solutions often look to buy Dodecyl Trimethyl Ammonium Chloride for its potent and cost-effective microbial control capabilities. The availability of high-purity grades from reputable suppliers in China ensures a stable supply chain for these critical operations.

In the textile industry, DTAC serves as an excellent antistatic agent for synthetic fibers. Its cationic nature neutralizes static charges that can build up on materials during processing, preventing issues like clinging and dust attraction. This leads to improved handling properties and a better end-product quality for fabrics. For textile manufacturers, securing a consistent supply of this key additive is paramount, and sourcing from a trusted manufacturer is often the preferred approach to ensure competitive price and quality.

Furthermore, DTAC is recognized for its utility in cosmetic and personal care products. It functions as an effective emulsifier, helping to blend oil and water phases smoothly, and also acts as a conditioning agent in hair care formulations. Its surfactant properties also contribute to its use in specialized cleaning agents. For those in the cosmetic sector, understanding the specific price and quality of DTAC is essential when developing new product lines.