Fecha de publicación: 05/01/2023 Fuente: Wipo Milk or dairy products The new organosilyl polysulfides of formula (I), in which substituents R1 to R8 and index x have the meanings indicated in the description, are extremely well suited for the manufacturing of rubber mixtures, vulcanized products and rubber products which are characterized by greater hardness, strength and elongation at break as well as low rolling resistance of the tires made therefrom.