2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole: A Reliable UV Absorber for Various Applications

UV radiation can cause significant damage to various materials, including plastics, coatings, and textiles. To prevent this damage, manufacturers use UV absorbers, which are compounds that absorb UV radiation and convert it into heat. One such UV absorber is 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole, also known as UV-328. This article will discuss the properties and applications of this versatile UV absorber.

Properties of 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole

2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole is a white to light yellow powder with a molecular weight of 447.63 g/mol. It is soluble in organic solvents like chloroform, toluene, and acetone but insoluble in water. The melting point of this compound is 139-142°C, and it has a purity of at least 99%.

As a UV absorber, 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole has several beneficial properties. It has a high extinction coefficient, which means it can absorb a significant amount of UV radiation. It also has good thermal stability, which allows it to withstand high temperatures during processing and use. Furthermore, it is compatible with various polymers, such as polyolefins, PVC, and polystyrene.

Applications of 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole

2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole is used in various applications to protect materials from UV radiation. One of its primary uses is in plastics, where it can improve the weatherability and longevity of products. For example, it can prevent discoloration, cracking, and degradation of plastic components in outdoor settings. It is commonly used in polyolefins, PVC, and other thermoplastics.

Another application of 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole is in coatings and paints. It can enhance the durability and appearance of coatings by preventing fading, chalking, and cracking caused by UV radiation. It is used in various types of coatings, including automotive coatings, wood coatings, and industrial coatings.

In addition to plastics and coatings, 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole is also used in other applications, such as adhesives, sealants, and textiles. It can improve the UV resistance of these materials, making them more durable and long-lasting.

Conclusion

2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole is a reliable and versatile UV absorber with many beneficial properties. Its high extinction coefficient, thermal stability, and compatibility with various polymers make it an excellent choice for various applications. It is widely used in plastics, coatings, and other materials to protect them from UV radiation and improve their durability. As the manufacturer and supplier of 2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole, INNO SPECIALTY CHEMICALS offers high-quality and cost-effective solutions for UV protection.

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