All solid state complementary electrochromic display devices

Details All solid state complementary electrochromic display devices All solid state complementary electrochromic display devices

1982-06-03

1984-08-14

Arnold, Bruce Y.

G02F 101, G02F 117

Patent

active

044653417

ABSTRACT:
A solid state complementary electrochromic display device in which electrochromic display elements comprising a first electrochromic material layer of a reduction coloration type consisting essentially of tungsten trioxide, a second electrochromic material layer of an oxidation coloration type consisting essentially of iridium oxide or rhodium oxide, and an ion permeable insulating layer disposed between both layers are formed on one surface and on the opposite surface of a transparent substrate.

REFERENCES:
patent: 4294518 (1981-10-01), O'Connor et al.
patent: 4384763 (1983-05-01), Russo
patent: 4403832 (1983-09-01), Tanaka et al.

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