Ningbo Inno Pharmchem Co., Ltd. is a leading supplier of specialty chemicals and intermediates for various industries. The company has a wide range of products, including 2-(2-Hydroxy-3,5-dibutyl-tert-ylphenyl)-5-chlorobenzotriazole, which is also known as BASF light stabilizer Tinuvin 327, BASF Tinuvin 327, UV Absorber UV-327, Light Stabilizer UV-327, and 2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chlorobenzotriazole. This article will explore the properties and applications of this product.

Properties

2-(2-Hydroxy-3,5-dibutyl-tert-ylphenyl)-5-chlorobenzotriazole has a molecular weight of 357.91 g/mol, and its chemical formula is C22H29ClN4O. It is a white to off-white powder with a melting point of 149-152°C and a boiling point of 584.7°C at 760 mmHg. The product is soluble in organic solvents such as chloroform, methanol, and toluene but insoluble in water.

This product is a highly effective UV absorber that provides excellent light stability and protection against UV radiation. It is also a powerful antioxidant that can protect polymers from oxidative degradation caused by heat and light exposure. Its low volatility and resistance to migration make it ideal for use in various applications.

Applications

2-(2-Hydroxy-3,5-dibutyl-tert-ylphenyl)-5-chlorobenzotriazole has a wide range of applications in various industries, including plastics, coatings, adhesives, and elastomers. Its unique properties make it an ideal choice for protecting these materials from the harmful effects of UV radiation and oxidative degradation.

In the plastics industry, this product is widely used to stabilize polyolefins, PVC, and other polymers against UV radiation. It can also be used to improve the weatherability and durability of plastics used in outdoor applications such as automotive parts, construction materials, and agricultural films. Its low volatility and resistance to migration make it ideal for use in these applications.

In the coatings industry, this product can be used as a light stabilizer and UV absorber in various coatings such as paints, varnishes, and lacquers. It can improve the color retention and gloss of coatings and prevent them from yellowing or cracking due to UV exposure. Its high compatibility with various resins and pigments makes it an ideal choice for use in coatings.

In the adhesives and sealants industry, this product can be used to improve the weatherability and durability of adhesives and sealants used in outdoor applications. It can also prevent discoloration and degradation of these materials due to UV exposure. Its low volatility and resistance to migration make it ideal for use in these applications.

In the elastomers industry, this product can be used to protect rubber and elastomers against UV radiation and oxidative degradation. It can also improve the weatherability and durability of these materials and prevent them from cracking or becoming brittle due to exposure to heat and light. Its low volatility and resistance to migration make it ideal for use in these applications.

Conclusion

2-(2-Hydroxy-3,5-dibutyl-tert-ylphenyl)-5-chlorobenzotriazole is a highly effective UV absorber and light stabilizer that can provide excellent protection against UV radiation and oxidative degradation. Its unique properties make it an ideal choice for use in various industries such as plastics, coatings, adhesives, and elastomers. Ningbo Inno Pharmchem Co., Ltd. is a reliable supplier of this product, and customers can be assured of its quality and consistency.

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