PROTECTIVE FILM

摘要

The invention relates to a protective film against harmful substances, especially against gaseous substances towards which an object or device is sensitive, such as oxygen, moisture or other gases contained in the ambient atmosphere; the preparation and use of such a film; objects coated with such a film, such as OLEDs or photochromically coated panes or glasses; and devices comprising objects covered by such a film, such as illumination bodies or OLED-based displays or windows with photochromically coated panes.