While Benzophenone-type filters have a good absorbance in the UV-B region, they do not block UV-A radiation efficiently. Therefore, a series of Benzotriazole filters for use in personal care products exhibit strong performance over the whole ultraviolet range.
UV absorber
Polysilicone-15 is a polymeric UV-B filter with a polysiloxane backbone to which UV-B absorbing chromophores are attached. Thanks to its silicone backbone, it offers additional benefits, such as improved combing and shine.