Di-tert-butoxydiacetoxsilane: A Versatile Silane Coupling Agent
In the world of advanced materials, silane coupling agents play a crucial role in enhancing the performance of various products. Di-tert-butoxydiacetoxsilane, also known as Dynasylan BDAC, is a versatile silane coupling agent that finds applications in a wide range of industries. Manufactured and supplied by INNO Specialty Chemicals from China, this product has gained popularity among manufacturers for its excellent properties and performance benefits.
What is Di-tert-butoxydiacetoxsilane?
Di-tert-butoxydiacetoxsilane is a clear, colorless liquid with a molecular weight of 344.47 g/mol. It contains two acetoxymethyl groups and two tert-butoxy groups attached to a central silicon atom, making it a tetrafunctional silane coupling agent. This unique structure enables it to bond to a variety of substrates, including metals, glass, ceramics, and polymers.
Synthesis of Di-tert-butoxydiacetoxsilane
The synthesis of Di-tert-butoxydiacetoxsilane involves the reaction of tetraethyl orthosilicate with acetic anhydride and tert-butyl alcohol in the presence of a catalyst. The resulting product is purified and distilled to obtain the final product. The purity of Di-tert-butoxydiacetoxsilane is typically above 98%, making it suitable for a wide range of applications.
Applications of Di-tert-butoxydiacetoxsilane
1. Adhesives and Sealants
Di-tert-butoxydiacetoxsilane is widely used as a coupling agent in adhesives and sealants. It enhances the adhesion between the substrate and the adhesive, resulting in a stronger and more durable bond. It is particularly useful in bonding difficult-to-bond substrates such as plastics, composites, and metals.
2. Coatings
Di-tert-butoxydiacetoxsilane is also used as a crosslinking agent in coatings. It improves the adhesion, chemical resistance, and durability of the coatings. It is compatible with a wide range of coating systems, including epoxy, polyurethane, and acrylic coatings.
3. Composites
Di-tert-butoxydiacetoxsilane is used as a coupling agent in composite materials. It improves the interfacial adhesion between the fiber and the matrix, resulting in a stronger and stiffer composite. It is particularly useful in high-performance composites such as carbon fiber reinforced plastics (CFRP) and glass fiber reinforced plastics (GFRP).
4. Electronics
Di-tert-butoxydiacetoxsilane is used as a surface modifier in electronics. It improves the adhesion between the substrate and the conductive ink or solder paste, resulting in a more reliable electronic device. It is particularly useful in flexible electronics such as OLED displays and solar cells.
Conclusion
Di-tert-butoxydiacetoxsilane, also known as Dynasylan BDAC, is a versatile silane coupling agent that finds applications in a wide range of industries. Its unique structure enables it to bond to a variety of substrates, including metals, glass, ceramics, and polymers. Manufactured and supplied by INNO Specialty Chemicals from China, this product has gained popularity among manufacturers for its excellent properties and performance benefits. With its wide range of applications, Di-tert-butoxydiacetoxsilane is a valuable tool for enhancing the performance of advanced materials.
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