Controlled-transparency electrochromic device
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United States of America Patent
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Mar 26, 2013
Grant Date -
Jan 26, 2012
app pub date -
Apr 15, 2010
filing date -
Apr 16, 2009
priority date (Note) -
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Abstract
The present invention relates to an electrochromic device having at least one active area (CDEF), having, on a carrier substrate (3), a multilayer stack comprising a layer forming a lower electrode (4), various functional layers (7) at least one of which is an electrochromic layer, at least one (6, 7a) of these layers being electrically insulating, and an upper electrode (9), in which device:
- at least one partition (5) separating the surface of the lower electrode (4) into two isolated regions, namely a free region (4a) and an active region (4b) containing the active area (CDEF); andat least one partition (12) separating the surface of the upper electrode (9) into two regions electrically isolated from each other, namely a free region (9a) and an active region (9b) containing the active area (CDEF).
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