Octadecyl Trimethyl Ammonium Chloride

General Information

• Product Name: Octadecyl Trimethyl Ammonium Chloride
• CAS: 112-03-8
• Catalog: SUR-CAT-005
• Applications: Emulsifiers, textile auxiliaries, modification aids, flocculants, others

Introduction

Octadecyl trimethyl ammonium chloride (OTAC) is a quaternary ammonium compound widely recognized for its surfactant properties. This chemical is characterized by its white waxy appearance, which is easily soluble in water, producing a significant amount of foam when agitated. Due to its robust chemical stability and versatility, OTAC finds extensive applications across various industries, ranging from textiles to biopharmaceuticals.

Characteristics

OTAC exhibits several noteworthy characteristics that make it indispensable in industrial applications:

• Chemical Stability: OTAC is highly resistant to heat, light, pressure, strong acids, and strong alkalis.
• Surface Activity: With an HLB (hydrophilic-lipophilic balance) value of 15.7, OTAC effectively balances water and oil phases, enhancing its emulsifying properties.
• Physical Properties: OTAC is a light-yellow colloidal liquid with a relative density of 0.884. It has a flash point of 180°C and a surface tension of 34 × 10^-3 N/m at a 0.1% solution. Its solubility in water is less than 1% at 20°C, but it is soluble in alcohol.
• Functional Properties: The compound demonstrates excellent penetration, softness, emulsification, antistatic, and sterilization properties. These attributes make it a valuable component in numerous formulations and processes.

Basic Parameters

* Typical values (not warranted values)

Applications

OTAC's diverse functional properties allow it to be used in a wide range of applications:

Emulsifiers

• Asphalt Emulsifiers: OTAC is used to emulsify asphalt in the construction industry, enhancing the material's performance and longevity.
• Cosmetic Emulsifiers: In the cosmetics industry, OTAC serves as an emulsifier in conditioners and other products, improving texture and stability.
• Silicone Oil Emulsifiers: OTAC is employed to emulsify silicone oils, which are used in various industrial and consumer products.

Textile Auxiliaries

• Antistatic Agents: OTAC reduces static electricity in synthetic fibers, improving the handling and durability of textile products.
• Fabric Softeners: The compound softens fabric fibers, enhancing their feel and quality.

Modification Aids

• Organic Bentonite Modifier: OTAC is used to modify organic bentonite, which is critical in various industrial processes, including drilling and coatings.

Flocculants

• Biopharmaceutical Industry: OTAC acts as a protein coagulant, aiding in the purification and processing of biopharmaceutical products.
• Sewage Treatment: It is utilized as a flocculant in sewage treatment, helping to remove impurities and improve water quality.

Other Uses

• Glass Fiber Processing: OTAC softens glass fibers, making them easier to handle and process.
• Disinfection and Fungicide: Due to its sterilization properties, OTAC is widely used in disinfection and fungicide formulations.

Packaging, Storage and Transport

• Packaging Options: Typically packaged in barrels ranging from 50 kg to 200 kg, as well as ton barrels.
• Storage Conditions: It is recommended to store OTAC in a cool and ventilated indoor environment, shielded from moisture and sunlight to prevent degradation.

Environmental Certification

Our OTAC complies with several key environmental and safety regulations, underscoring its safety and sustainability:

• Directive 2011/65/EU (RoHS): OTAC does not contain hazardous substances like lead (Pb), cadmium (Cd), mercury (Hg), hexavalent chromium (Cr6+), polybrominated biphenyls (PBBs), or polybrominated diphenyl ethers (PBDEs).
• REACH Regulation: The product has been tested for compliance with the REACH regulation, ensuring it does not contain substances of very high concern. This compliance is verified through rigorous testing by agencies like SGS.

Octadecyl trimethyl ammonium chloride is a versatile and stable surfactant with a wide range of industrial applications. Contact Alfa Chemistry today to learn more about our products and how they can benefit your applications.

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