Introduction to Benzyldimethylstearylammonium Chloride

Benzyldimethylstearylammonium chloride, also referred to as Stearyldimethylbenzylammonium chloride or N-Benzyl-N,N-dimethyloctadecan-1-aminium chloride (CAS: 122-19-0), is a quaternary ammonium compound. Characterized by a positively charged nitrogen atom bonded to four organic groups, it functions as an effective cationic surfactant. Its molecular formula, C27H50ClN, and molecular weight of 424.146 highlight its complex structure, which contributes to its utility across multiple industries.

Quaternary ammonium compounds are celebrated for their ability to reduce surface tension, making them ideal as detergents, emulsifiers, and fabric softeners. Their antimicrobial properties further enhance their value, particularly in medical and personal care applications.

Chemical Properties

Benzyldimethylstearylammonium chloride exhibits a range of physical and chemical properties that underpin its industrial applications:
- Density: 0.98
- Boiling Point: 100ºC
- Melting Point: 54-56ºC
- Flash Point: 94ºC
- Exact Mass: 423.363190
- LogP: 5.52850
- Water Solubility: 4000 G/L at 20ºC

This compound typically appears as a colorless to light yellow liquid or cream and is available in concentrations such as 90% or 50%. It remains stable under proper conditions but requires storage in a cool, ventilated environment, ideally refrigerated, to preserve its quality.

Applications in Various Industries

The adaptability of Benzyldimethylstearylammonium chloride makes it a key ingredient across diverse sectors:
- Textile Industry: It serves as a leveling agent for cationic dyes in acrylic fiber dyeing, ensuring consistent coloration. Its softening properties enhance fabric texture, while its antistatic capabilities reduce static cling, improving textile quality.
- Cosmetics and Personal Care: With its antimicrobial effects, it is utilized in medical fungicides and cosmetic preservatives. In hair care, it acts as a conditioning and antistatic agent, enhancing product performance.
- Industrial Uses: It functions as a lubricating grease thickener, improving machinery efficiency by minimizing friction. Its surfactant properties also make it valuable in cleaning agents and emulsifiers.
- Pharmaceuticals: Its bactericidal and fungicidal qualities support the creation of disinfectants and sanitizers, essential for hygiene maintenance.

These applications highlight its role in modifying surface properties, stabilizing emulsions, and combating microbes, making it a cornerstone in multiple fields.

Manufacturing Process

Producing Benzyldimethylstearylammonium chloride involves synthesizing a quaternary ammonium salt through the reaction of a tertiary amine, such as dimethyloctadecylamine, with benzyl chloride. This process typically occurs under controlled conditions to optimize yield and purity, involving steps like precursor preparation, quaternization, purification, and quality assurance.

Manufacturers, particularly those in China, produce this compound in large volumes, often achieving purities above 98%. The Benzyldimethylstearylammonium chloride manufacturer in China sector is known for its ability to tailor products to specific needs, offering various concentrations and packaging options like 50 kg or 180 kg drums.

Safety and Handling Guidelines

Proper management of Benzyldimethylstearylammonium chloride is crucial due to its chemical nature. Recommended practices include:
- Storage: Store in a cool, ventilated area, away from heat and sunlight.
- Handling: Use protective gear such as gloves and goggles to avoid skin or eye contact.
- Disposal: Adhere to local regulations to mitigate environmental impact.

Suppliers typically provide detailed safety data sheets to guide users in safe handling and emergency response.

Suppliers and Manufacturers in China

China stands out as a global leader in producing quaternary ammonium salts, including Benzyldimethylstearylammonium chloride. The quaternary ammonium salt supplier in China market excels in delivering high-quality products through advanced manufacturing and strict quality controls.

Benefits of sourcing from Chinese suppliers include competitive pricing, customization options, and extensive distribution networks, making them a top choice for businesses seeking reliable cationic surfactant applications in textiles and beyond.

Conclusion and Additional Services

Benzyldimethylstearylammonium chloride is an indispensable compound, driving innovation in textiles, cosmetics, pharmaceuticals, and industrial applications. Its surfactant and antimicrobial properties ensure its relevance in modern manufacturing and product development.

Beyond this product, our company offers extensive services in the fine chemicals and pharmaceutical intermediates sector. We focus on:
- R&D and Manufacturing: Specializing in compounds like bromide, boric acid, thiophene, indole, imidazole, thiazole, piperazine, and pyrazine derivatives.
- Continuous Flow Processes: Developing efficient and safe production methods.
- Custom Synthesis: Producing tailored solutions from 100 kgs to 100 MT annually, focusing on products with up to 5 synthetic steps.

Our expertise spans high-temperature, high-pressure, nitration, oxidation, and continuous distillation reactions. For any specific needs or custom surfactant solutions, please feel free to contact us.

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