The invention is directed to compositions and methods for improving the physicomechanical and electro-optical properties of an electrophoretic or liquid crystal display and also to semi-finished or finished display panels with improved physicomechanical properties. The invention is further directed to a display device comprising display cells filled with a display fluid and top-sealed with a top-sealing layer, wherein the top-sealing layer has a thickness of less than 10 microns measured at the center area.