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n-Octadecyl Triethoxysilane: Properties, Applications, and Benefits
n-Octadecyl Triethoxysilane, also known as n-octadecyltriethoxysilane, is an organic compound with the chemical formula C24H52O3Si. It is a colorless to yellowish liquid that is soluble in organic solvents such as ethanol, acetone, and benzene. INNO SPECIALTY CHEMICALS is a leading manufacturer and supplier of n-Octadecyl Triethoxysilane in China.
Properties
n-Octadecyl Triethoxysilane is a versatile silane coupling agent that is commonly used in various applications. It contains a hydrophobic long-chain alkyl group and three ethoxy groups that can react with surfaces to form covalent bonds. The molecule has a molecular weight of 424.81 g/mol, a boiling point of 362°C, and a flashpoint of 157°C. It has a density of 0.88 g/mL at 25°C and a refractive index of 1.442.
Applications
n-Octadecyl Triethoxysilane has many applications in different industries such as coatings, adhesives, sealants, and plastics. It is used as a surface modifier, adhesion promoter, and dispersant to enhance the performance of various materials. The following are some of the main applications of n-Octadecyl Triethoxysilane:
1. Coatings: n-Octadecyl Triethoxysilane is commonly used as a surface modifier in coatings to improve their water repellency, chemical resistance, and adhesion to substrates. It can be used in various types of coatings such as epoxy, polyurethane, acrylic, and silicone.
2. Adhesives and Sealants: n-Octadecyl Triethoxysilane is used as an adhesion promoter in adhesives and sealants to improve their bonding strength to substrates such as metals, plastics, and ceramics. It is also used as a surface modifier to enhance the water resistance and durability of adhesives and sealants.
3. Plastics: n-Octadecyl Triethoxysilane is used as a dispersant in plastics to improve their processing and mechanical properties. It can reduce the viscosity of polymer melts, increase their tensile strength, and improve their impact resistance.
Benefits
n-Octadecyl Triethoxysilane offers many benefits in various applications. It can improve the performance of coatings, adhesives, sealants, and plastics in several ways. The following are some of the main benefits of n-Octadecyl Triethoxysilane:
1. Water Repellency: n-Octadecyl Triethoxysilane can improve the water repellency of coatings, adhesives, and plastics by forming a hydrophobic layer on their surfaces. This can prevent water from penetrating into the materials and causing damage.
2. Chemical Resistance: n-Octadecyl Triethoxysilane can enhance the chemical resistance of coatings, adhesives, and plastics by forming a covalent bond with their surfaces. This can make them more resistant to acids, bases, and other chemicals.
3. Adhesion: n-Octadecyl Triethoxysilane can improve the adhesion of coatings, adhesives, and sealants to substrates by forming a strong bond between the materials. This can prevent delamination, cracking, and other types of failure.
Conclusion
n-Octadecyl Triethoxysilane is a versatile silane coupling agent that is widely used in various applications. It can improve the performance of coatings, adhesives, sealants, and plastics by enhancing their water repellency, chemical resistance, and adhesion. INNO SPECIALTY CHEMICALS is a reliable manufacturer and supplier of n-Octadecyl Triethoxysilane in China. With their expertise and experience, they can provide high-quality products and excellent services to their customers.
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