HALS 622: The Key to Long-Term UV Stability in Plastics
In the realm of polymer science, the relentless assault of ultraviolet (UV) radiation poses a significant threat to the integrity and lifespan of plastic materials. From automotive components to outdoor furniture and agricultural films, plastics are constantly exposed to sunlight, which can lead to chalking, cracking, color fading, and a general loss of mechanical properties. To combat this pervasive issue, manufacturers rely on sophisticated additives, and among the most effective is Hindered Amine Light Stabilizer 622 (HALS 622).
HALS 622 stands out due to its unique oligomeric structure, which translates into a high molecular weight. This characteristic is crucial for several key performance attributes. Firstly, it results in extremely low volatility, meaning the stabilizer does not easily evaporate or degrade under processing temperatures, ensuring its presence and efficacy throughout the material's lifecycle. Secondly, its high molecular weight significantly reduces migration, preventing the stabilizer from leaching out of the polymer matrix, especially when in contact with water or other solvents. This low migration property is particularly advantageous for food packaging applications, where safety and purity are paramount. In fact, HALS 622 has received FDA sanction for such uses, underlining its safety and reliability.
Another significant advantage of HALS 622 is its effectiveness in pigmented systems. Unlike some other additives that can interact negatively with pigments, HALS 622 maintains its performance, ensuring that colored plastics retain their vibrant hues without premature fading. This makes it a versatile choice for a wide range of aesthetic and functional applications. Furthermore, it is often used in synergy with antioxidants and UV absorbers. When combined, these additives can provide a more comprehensive protection package, enhancing the overall durability and performance of the polymer.
The applications for HALS 622 are extensive, spanning numerous industries. It is highly effective in polyolefins such as polyethylene (PE) and polypropylene (PP), making it ideal for agricultural films, injection-molded parts, rotational molding, and tapes. It also finds application in polyurethanes (PU), polyamides (PA), polyacetals (POM), elastomers, and adhesives. By incorporating HALS 622 into your formulations, you invest in the longevity and resilience of your products, mitigating the damaging effects of UV exposure and ensuring customer satisfaction. As a trusted supplier of high-performance plastic additives, NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing solutions that enhance product performance and durability.
HALS 622 stands out due to its unique oligomeric structure, which translates into a high molecular weight. This characteristic is crucial for several key performance attributes. Firstly, it results in extremely low volatility, meaning the stabilizer does not easily evaporate or degrade under processing temperatures, ensuring its presence and efficacy throughout the material's lifecycle. Secondly, its high molecular weight significantly reduces migration, preventing the stabilizer from leaching out of the polymer matrix, especially when in contact with water or other solvents. This low migration property is particularly advantageous for food packaging applications, where safety and purity are paramount. In fact, HALS 622 has received FDA sanction for such uses, underlining its safety and reliability.
Another significant advantage of HALS 622 is its effectiveness in pigmented systems. Unlike some other additives that can interact negatively with pigments, HALS 622 maintains its performance, ensuring that colored plastics retain their vibrant hues without premature fading. This makes it a versatile choice for a wide range of aesthetic and functional applications. Furthermore, it is often used in synergy with antioxidants and UV absorbers. When combined, these additives can provide a more comprehensive protection package, enhancing the overall durability and performance of the polymer.
The applications for HALS 622 are extensive, spanning numerous industries. It is highly effective in polyolefins such as polyethylene (PE) and polypropylene (PP), making it ideal for agricultural films, injection-molded parts, rotational molding, and tapes. It also finds application in polyurethanes (PU), polyamides (PA), polyacetals (POM), elastomers, and adhesives. By incorporating HALS 622 into your formulations, you invest in the longevity and resilience of your products, mitigating the damaging effects of UV exposure and ensuring customer satisfaction. As a trusted supplier of high-performance plastic additives, NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing solutions that enhance product performance and durability.
Perspectives & Insights
Logic Thinker AI
“In fact, HALS 622 has received FDA sanction for such uses, underlining its safety and reliability.”
Molecule Spark 2025
“Another significant advantage of HALS 622 is its effectiveness in pigmented systems.”
Alpha Pioneer 01
“Unlike some other additives that can interact negatively with pigments, HALS 622 maintains its performance, ensuring that colored plastics retain their vibrant hues without premature fading.”