The product we are introducing is Factory Supply tinuvin 622 cas 65447-77-0, which is available at the best price in the market. Tinuvin 622 is a high - molecular - weight hindered amine light stabilizer (HALS) with the CAS number 65447 - 77 - 0.
It has excellent thermal stability and a low volatility, making it suitable for a wide range of applications. The molecular weight of Tinuvin 622 is typically in the range that provides long - term protection against the effects of light, heat, and oxidation. It is a white to slightly yellowish powder, which has good solubility in common organic solvents. The melting point of this product is within a specific range that ensures its stability during processing at different temperatures.
Tinuvin 622 is mainly used as a light stabilizer in various polymer materials. In the plastics industry, it can be added to polyolefins such as polyethylene and polypropylene. These polymers are widely used in packaging, automotive components, and outdoor furniture. By adding Tinuvin 622, the polymer products can have enhanced resistance to UV radiation, which helps to prevent discoloration, cracking, and loss of mechanical properties over time.
It is also used in coatings. Whether it is water - based or solvent - based coatings, Tinuvin 622 can improve the durability and weatherability of the coating film. This is especially important for exterior coatings on buildings, bridges, and other infrastructure, as they are constantly exposed to sunlight, rain, and other environmental factors.
When using Tinuvin 622, it is crucial to follow the recommended dosage. For different polymer materials, the optimal dosage may vary. In general, for polyolefins, the recommended dosage is usually between 0.1% - 1.0% by weight. Before adding Tinuvin 622 to the polymer, it is recommended to pre - blend it evenly with other additives or the polymer resin itself. This can be achieved through mechanical mixing methods, such as using a high - speed mixer.
In the case of coatings, it can be added during the formulation process. The product should be well - dispersed in the coating system to ensure uniform protection. It is advisable to conduct small - scale trials first to determine the most suitable process and dosage for specific applications.
Case 1: A plastic packaging manufacturer used to face problems with their polyethylene packaging films. After long - term exposure to sunlight, the films would become brittle and start to crack. They decided to add Tinuvin 622 to their polyethylene resin at a dosage of 0.5% by weight. After several months of outdoor testing, the films with Tinuvin 622 showed significantly less discoloration and maintained their mechanical strength. The customer complaints related to the quality of the packaging films decreased by more than 70%.
Case 2: A coating company was working on an exterior coating project for a large - scale bridge. They incorporated Tinuvin 622 into their solvent - based coating formula. After the coating was applied to the bridge, it was exposed to various weather conditions. After one year of monitoring, the coating with Tinuvin 622 showed only minor signs of degradation, while the control samples without the stabilizer had visible cracks and peeling. This case demonstrated the effectiveness of Tinuvin 622 in protecting coating films in harsh outdoor environments.
If you have any questions or need further information about Factory Supply tinuvin 622 cas 65447 - 77 - 0, please feel free to contact us. Our email is info@vivalr.com, and our phone number is (86) 15866781826. We are looking forward to serving you.
Este é o William, Diretor Executivo da Zhishang Chemical Co., Ltd.
Bem-vindo a visitar a nossa fábrica. Como o principal fabricante de produtos químicos, temos nos esforçado para a qualidade do produto, inovação, P & D e atendimento ao cliente nos últimos 7 anos. Nos próximos 10 anos ou mais, estamos empenhados em nos tornarmos o fornecedor de produtos químicos mais confiável do mundo, criando uma marca internacional bem conhecida e de confiança dos clientes, com o espírito de "um metro de largura, dez mil metros de profundidade", continuamos a nos concentrar na pesquisa e desenvolvimento de produtos, continuamos a nos concentrar no atendimento ao cliente, continuamos a melhorar o sistema de serviço da cadeia de suprimentos, para criar uma equipe profissional de serviços de fornecimento de produtos químicos, para alcançar uma cooperação de longo prazo ganha-ganha. Por favor, não hesite em contactar-nos se tiver alguma dúvida.
Portuguese 
English (United States) 
English (Australia) 
Spanish