Dispositivo de tipo sombrilla, con película transparente o translúcida a los rayos solares que filtra los rayos ultravioletas

摘要

The umbrella has a transparent or translucent film (1) for filtering UV rays from sunlight. The transparent or translucent film is provided with three copolymers layers joined by co-extrusion, where the first and third layers are made of polyethylene, the second layer is made of ethyl vinyl acetate, and the film is made of amines and derivatives of benzophenone. The layers are filled with sunscreen additives.