Electrochromic element
AssigneeRicoh Company, Ltd.
InventorsDaisuke Goto, Fuminari Kaneko, Masato Shinoda
Life of this patent
Estimating the term…
Loading patent…
AssigneeRicoh Company, Ltd.
InventorsDaisuke Goto, Fuminari Kaneko, Masato Shinoda
Estimating the term…
An electrochromic element including a first electrode, second electrode facing the first electrode with gap, electrolyte layer between the first and second electrodes, and layer including a compound represented by General Formula (1) where the layer is on or above the first electrode, where R1 to R4 are each a monovalent organic group wherein no hydrogen atom is at a benzyl site where the monovalent group may include a polymerizable functional group; and R5 to R28 are each a hydrogen atom, alkyl or alkoxy group where R25 and R28, or R26 and R27 may be bonded to form a structure represented by General Formula (2), where R29 and R30 are each an alkyl, alkoxy or aryl group, and R29 and R30 may be bonded via a common bond to form a cyclic structure when R29 and R30 are aryl groups.
An electrochromic element comprising:
An electrochromic element comprising:
An electrochromic compound represented by General Formula (1),
Dependencies are inferred from the claim text.