Electrochromic device

Details Electrochromic device Electrochromic device

1975-11-26

1977-10-11

Sikes, William L.

G02F 116

Patent

active

040532097

ABSTRACT:
An electrochromic device for use in a display apparatus which is basically constructed with an electrochromic layer containing therein a metal oxide compound, an auxiliary electrochromic layer containing therein at least one kind of metal compound which contains at least one kind of metal element, wherein the difference in electro-negativity between the metal element in the metal compound and the metal element contained in the metal oxide constituting the electrochromic layer is 0.4 or less, both the electrochromic layer and the auxiliary electrochromic layer being laminated, and a pair of electrodes holding between them the laminated electrochromic layer and auxiliary electrochromic layer, at least one of the pair of electrodes being light transmissive.

REFERENCES:
patent: 3589896 (1971-06-01), Wilcox
patent: 3712710 (1973-01-01), Castellion
Hampel, Encyclopedia of Chemical Elements (Reinhold, New York), 1969, pp. 199-203.

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