Preparation of polyurethanes and / or polyureas silylated.

Process for preparing polyurethanes and / or polyureas silylated, comprising the steps: a) Applying a s) isocyanate containing component and an α component) containing polyol and / or polyamine on at least one surface of a body A, which rotates about an axis of rotation and which has a temperature between 60 and 400 ° C, b) reacting the reaction product of s) isocyanate and α) polyol and / or polyamine with silylating agent.