3896-11-5

CAS Nr.:

3896-11-5

Bumetrizole

EINECS Name:

Bumetrizole

223-445-4

EINECS Nr.:

223-445-4

UV 326 / Bumetrizol / 2-(2'-Hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole / 2-tert-Butyl-6-(5-chloro-2H-benzotriazol-2-yl)-p-cresol

Synonym:

UV 326 / Bumetrizol / 2-(2'-Hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole / 2-tert-Butyl-6-(5-chloro-2H-benzotriazol-2-yl)-p-cresol

The UV absorber UV-326, also known as Bumetrizole, is a highly effective chemical raw material widely used in numerous industries due to its exceptional properties. It provides excellent protection against the harmful effects of ultraviolet radiation.

UV-326 is a pale yellow to white crystalline powder. It is characterized by its high photochemical stability and excellent UV absorption capability, particularly in the UV-B range. Bumetrizole has a melting point of approximately 138-141°C and is highly soluble in many organic solvents, while it is insoluble in water. These physical properties make UV-326 an ideal UV absorber for various applications.

Application examples of UV-326

UV-326 is frequently used in the plastics industry to extend the lifespan and durability of plastic products. It protects polymers from degradation caused by UV rays, which is particularly important for outdoor applications. UV-326 is used in polyethylene, polypropylene, PVC, and other plastics to preserve their color and material stability.

In the coatings industry, Bumetrizole is used in paints, varnishes, and coatings. It protects coated surfaces from UV-induced damage such as cracking, discoloration, and degradation. By adding UV-326, the aesthetic and protective properties of coatings can be maintained and extended, which is particularly important for outdoor applications.

UV-326 is also used in the rubber industry to protect rubber products from UV radiation. It helps maintain the physical properties of rubber and extend its lifespan. Bumetrizole is used in car tires, seals, and other rubber-based products to improve their durability and resistance.

In the adhesives industry, UV-326 is used to enhance the stability and performance of adhesives. It protects adhesives from UV-induced degradation, ensuring that their bonding properties are preserved over time. This is particularly important for applications requiring high resistance to UV radiation.

UV-326 is a versatile and indispensable raw material used in numerous industries. From the plastics and coatings industries to rubber and adhesives, the outstanding UV absorption properties of Bumetrizole offer comprehensive protection and contribute to improving the durability and quality of products. With its high photochemical stability and broad applicability, UV-326 will continue to play a key role in various technologies and industrial processes in the future.