γ-Chloropropylmethyldimethoxysilane: Properties, Applications, and Safety

In the field of chemistry, silane coupling agents are widely used to improve the adhesion, dispersion, and compatibility between inorganic and organic materials. One of these coupling agents is γ-Chloropropylmethyldimethoxysilane, also known as DL-102 Silane Coupling Agent, which is a versatile organosilane with a wide range of applications in the chemical industry. In this article, we will discuss the properties, applications, and safety considerations of γ-Chloropropylmethyldimethoxysilane.

Properties

γ-Chloropropylmethyldimethoxysilane is a clear, colorless liquid with a molecular formula of C6H15ClO2Si and a molecular weight of 198.7 g/mol. It has a boiling point of 153-155°C, a flash point of 49°C, and a density of 1.015 g/cm³ at 25°C. The chemical structure of γ-Chloropropylmethyldimethoxysilane consists of a silane functional group, which enables it to react with various substrates, and two methoxy groups, which provide its excellent solubility in organic solvents.

Applications

γ-Chloropropylmethyldimethoxysilane is a widely used silane coupling agent due to its ability to improve the adhesion, wetting, and dispersibility of various materials. It is commonly used as a surface modifier for glass, metal, and ceramic substrates, as well as a crosslinking agent for polymer composites. Some of its specific applications include:

1. Adhesives and Sealants: γ-Chloropropylmethyldimethoxysilane is used as a coupling agent in the formulation of adhesives and sealants. It enhances the adhesion between the substrate and the adhesive, improves the durability of the bond, and reduces the shrinkage and cracking of the sealant.

2. Coatings: γ-Chloropropylmethyldimethoxysilane is used as a surface modifier in the formulation of coatings. It improves the wetting and adhesion of the coating to the substrate, enhances the scratch resistance and water repellency of the coating, and reduces the surface tension and viscosity of the coating.

3. Rubber and Plastics: γ-Chloropropylmethyldimethoxysilane is used as a crosslinking agent in the production of rubber and plastics. It enhances the mechanical properties, such as tensile strength and tear resistance, of the material, improves the aging and weathering resistance of the material, and reduces the gas permeability and moisture absorption of the material.

Safety

Like any chemical, γ-Chloropropylmethyldimethoxysilane should be handled with care and proper safety precautions. It is a flammable and corrosive liquid that can cause skin and eye irritation, respiratory problems, and other health hazards if not handled properly. Therefore, it is important to wear protective equipment, such as gloves, goggles, and respirators, when handling γ-Chloropropylmethyldimethoxysilane. It should also be stored in a cool, dry, and well-ventilated area, away from sources of heat, ignition, and incompatible materials.

Conclusion

In summary, γ-Chloropropylmethyldimethoxysilane is a versatile silane coupling agent that has many applications in the chemical industry. Its ability to improve the adhesion, wetting, and dispersibility of various materials makes it a valuable component in adhesives, sealants, coatings, rubber, and plastics. However, it is important to handle it with care and proper safety precautions to avoid any health or environmental hazards. INNO SPECIALTY CHEMICALS is a trusted manufacturer and supplier of γ-Chloropropylmethyldimethoxysilane and other silane coupling agents, with a commitment to quality, innovation, and customer satisfaction.

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