Trimethoxyoctadecylsilane: A Comprehensive Guide to its Properties, Applications, and Manufacturing

Trimethoxyoctadecylsilane, also known as Octadecyltrimethylsilane, is an organosilicon compound with the chemical formula C21H48O3Si. It belongs to the family of alkylsilanes and is widely used as an important intermediate in various industries. INNO Specialty Chemicals, a leading manufacturer and supplier from China, produces this versatile compound for different applications.

Properties of Trimethoxyoctadecylsilane

Trimethoxyoctadecylsilane is a clear, colorless to yellowish fluid with a molecular weight of 380.7 g/mol. It has a boiling point of 125-130 °C and a flashpoint of 34 °C. This compound is soluble in organic solvents such as toluene, xylene, and chloroform, but insoluble in water. It has a low viscosity and a low surface tension, making it an excellent surface-active agent.

Applications of Trimethoxyoctadecylsilane

Trimethoxyoctadecylsilane is widely used in various industries due to its unique properties. One of its primary applications is as a coupling agent in the production of silicone rubber, where it enhances the adhesion between the rubber and the substrate. It is also used as a surface treatment agent in the production of glass fiber reinforced plastics (GFRP) to improve their mechanical strength and water resistance.

In addition, Trimethoxyoctadecylsilane is used as a lubricant additive in the manufacture of metalworking fluids and as a coating agent in the production of paper and textiles. It is also used as a dispersing agent in the production of paints, inks, and coatings. Moreover, it finds applications as a corrosion inhibitor in the oil and gas industry and as a surfactant in the cosmetic industry.

Manufacturing of Trimethoxyoctadecylsilane

INNO Specialty Chemicals is a leading manufacturer and supplier of Trimethoxyoctadecylsilane in China. The company produces this versatile compound through a three-step process. The first step involves the reaction of octadecene with trimethylchlorosilane in the presence of a catalyst to form octadecyltrimethylsilane. The second step involves the hydrolysis of octadecyltrimethylsilane to form octadecylsilanol, which is then treated with methanol to produce Trimethoxyoctadecylsilane.

Conclusion

In conclusion, Trimethoxyoctadecylsilane is a versatile compound with unique properties and applications in different industries. Its ability to enhance the adhesion, mechanical strength, and water resistance of substrates makes it a valuable intermediate in the production of silicone rubber and GFRP. The low surface tension and viscosity of Trimethoxyoctadecylsilane also make it an excellent surface-active agent in various applications. INNO Specialty Chemicals is a leading manufacturer and supplier of this compound from China, producing it through a three-step process.

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