Ultraviolet Light Stabilizer for Plastics works by absorbing the UV radiation and preventing the formation of free radicals. The Ultraviolet Light Stabilizer is used to protect the substance from the long-term degradation effects from light. The Ultraviolet Light Stabilizer is used frequently in plastics, including cosmetics and films. Ultraviolet Light Stabilizer for Plastics is utilized depending upon the substrate, intended functional life and sensitivity to UV degradation.