N-[3-(Trimethoxysilyl)propyl]-1-butanamine: A Comprehensive Guide

N-[3-(Trimethoxysilyl)propyl]-1-butanamine, also known as N-butyl-3-aminopropyltrimethoxysilane, is a chemical compound widely used in various industries. It belongs to the family of organosilanes, which are organometallic compounds containing a silicon atom bonded to organic groups. This article aims to provide a comprehensive guide to N-[3-(Trimethoxysilyl)propyl]-1-butanamine, including its properties, applications, and manufacturing.

Properties of N-[3-(Trimethoxysilyl)propyl]-1-butanamine

N-[3-(Trimethoxysilyl)propyl]-1-butanamine has the molecular formula C11H27NO3Si and a molecular weight of 253.43 g/mol. It is a colorless to yellowish liquid with a faint amine odor. The compound has a boiling point of 282°C and a flash point of 127°C. It is soluble in water, alcohols, and other polar solvents.

The key feature of N-[3-(Trimethoxysilyl)propyl]-1-butanamine is its reactive trimethoxysilyl group (-Si(OCH3)3) attached to a butylamine chain. This allows the compound to react with various inorganic and organic materials, including metals, glass, ceramics, and polymers. The silane coupling agent can form strong covalent bonds between the substrate and the organic coating, resulting in improved adhesion, wetting, and durability.

Applications of N-[3-(Trimethoxysilyl)propyl]-1-butanamine

N-[3-(Trimethoxysilyl)propyl]-1-butanamine has a wide range of applications in different industries. Here are some of the most common uses of the compound:

1. Adhesives and Sealants: N-[3-(Trimethoxysilyl)propyl]-1-butanamine is used as a coupling agent in the formulation of adhesives and sealants. It improves the bonding strength between the substrate and the adhesive, especially in humid or wet conditions. The compound also enhances the chemical resistance and weatherability of the adhesive.

2. Coatings and Paints: N-[3-(Trimethoxysilyl)propyl]-1-butanamine is added to coatings and paints to improve their adhesion to various substrates, such as metals, glass, and plastics. The compound can also enhance the scratch resistance, abrasion resistance, and durability of the coating.

3. Composites: N-[3-(Trimethoxysilyl)propyl]-1-butanamine is used as a coupling agent in the production of composite materials, such as fiberglass, carbon fiber, and polymer composites. The compound can improve the interfacial adhesion between the reinforcement and the matrix, resulting in higher mechanical strength and stiffness.

4. Silica and Mineral Fillers: N-[3-(Trimethoxysilyl)propyl]-1-butanamine is used as a surface modifier for silica and mineral fillers in rubber, plastic, and adhesive formulations. The compound can improve the dispersion, wetting, and reinforcing properties of the fillers, resulting in better mechanical and rheological properties of the final product.

Manufacturing of N-[3-(Trimethoxysilyl)propyl]-1-butanamine

N-[3-(Trimethoxysilyl)propyl]-1-butanamine is manufactured by reacting 3-aminopropyltrimethoxysilane with n-butylchloride in the presence of a base catalyst, such as sodium hydroxide or potassium carbonate. The reaction produces N-[3-(Trimethoxysilyl)propyl]-1-butanamine as the main product and sodium chloride or potassium chloride as the by-product.

Inno Specialty Chemicals is a leading manufacturer and supplier of N-[3-(Trimethoxysilyl)propyl]-1-butanamine in China. The company has advanced production facilities and strict quality control systems to ensure the purity and consistency of the product. Inno Specialty Chemicals also offers custom synthesis and technical support to meet the specific needs of its customers.

Conclusion

N-[3-(Trimethoxysilyl)propyl]-1-butanamine is a versatile silane coupling agent with a broad range of applications in various industries. Its reactive trimethoxysilyl group and butylamine chain allow the compound to form strong covalent bonds with different substrates, resulting in improved adhesion, wetting, and durability. Inno Specialty Chemicals is a reliable manufacturer and supplier of N-[3-(Trimethoxysilyl)propyl]-1-butanamine, offering high-quality products and technical support to its customers.

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