What is the use of Desmodur?

Desmodur RE, also known as CAS 2422-91-5, is a versatile and widely used compound. Due to its excellent performance and advantages, it has been widely used in various industries. In this article, we explore the uses of Desmodur and find out why it is so popular with manufacturers. 

 Desmodur RE belongs to the family of aromatic diisocyanates, compounds widely used in the production of polyurethane coatings, adhesives and elastomers. It is a light yellow to amber liquid consisting of a mixture of isomers with similar chemical structures.  The main ingredient of Desmodur RE is toluene diisocyanate (TDI), which is widely used in the production of polyurethane foam. 

 One of the main uses of Desmodur RE is in the manufacture of polyurethane coatings. Polyurethane coatings provide excellent protection against corrosion, weathering and abrasion. They are known for their high durability and excellent performance in harsh environments.  Desmodur RE is a key component in these coating formulations, giving them increased hardness, adhesion and chemical resistance. 

 Another important application of Desmodur RE is the production of polyurethane adhesives. Polyurethane adhesives are widely used in the automotive, construction and furniture industries due to their superior bond strength and versatility.  Desmodur RE enhances the bond strength of polyurethane adhesives, allowing them to adhere to various substrates such as metal, plastic and wood. This makes them ideal for lamination, bonding and sealing applications. 

 Desmodur RE is also used in the production of polyurethane elastomers. Polyurethane elastomers exhibit excellent mechanical properties such as high elasticity, tear resistance and abrasion resistance. They are used in industries such as footwear, automotive and industrial manufacturing.  Desmodur RE plays a vital role in the synthesis of these elastomers, providing them with excellent tensile strength and elongation properties. 

 Furthermore, Desmodur RE is known for its fast curing properties. This means it can quickly cross-link with polyols to form a strong polyurethane network. Fast curing is highly desirable in industries that require fast turnaround times, such as the automotive or construction industries. In addition, Desmodur RE has good compatibility with a wide range of polyols, enabling manufacturers to tailor the properties of their products to specific requirements. 

 In conclusion, Desmodur RE (CAS 2422-91-5) is a widely used compound with broad applications in industries such as coatings, adhesives and elastomers. Its unique properties, including enhanced hardness, adhesion and fast cure, make it a popular choice among manufacturers. Whether providing corrosion protection through polyurethane coatings, achieving strong bonds in adhesives, or enhancing the mechanical properties of elastomers, Desmodur RE has proven to be an essential component in the production of high-performance materials.

Post time: Aug-18-2023