FUNCTIONAL ELEMENT WITH ELECTRICALLY ADJUSTABLE OPTICAL PROPERTIES Russian patent published in 2021 - IPC B32B17/10 G02F1/1343 

FIELD: transportation and construction industries.

SUBSTANCE: invention relates to glazing in the field of transport and construction for sun protection and visual protection and concerns an improved functional element (5) with electrically adjustable optical properties. Includes a stack formed of the following sequence of layers: the first carrier film (14), the first surface electrode (12), the active layer (11), the second surface electrode (13) and the second carrier film (15), while the second carrier film (15) has a protruding region (15.1) relative to the first carrier film (14) and a barrier film (4) is located on at least one edge area (14.1) of the first carrier film (14) and the protruding area (15.1) of the second carrier film (15).

EFFECT: invention provides an improvement in a functional element with adjustable optical properties, in particular an improvement in respect of its resistance to aging or the preservation of its properties.

16 cl, 4 dwg