Tiangang@UV-570/630 is a new generation of triazine ultraviolet absorber products representing the international advanced level. Compared with the traditional ultraviolet absorber, Tiangang@UV-570/630 has greatly improved ultraviolet absorption capacity, and has the characteristics of low volatility and good resin compatibility. It is especially suitable for applications with high weather resistance and harsh processing conditions, including nylon, polycarbonate, polyester and various plastic alloys, such as PC/ABS, PC/PBT, PPE/IPS, PPE/PA, etc.