Electrochromic display using rare-earth diphthalocyanines and a

Details Electrochromic display using rare-earth diphthalocyanines and a Electrochromic display using rare-earth diphthalocyanines and a

1981-05-29

1983-02-01

Gron, Teddy S.

Compositions

Radioactive compositions

Nuclear reactor fuel

2524081, 252600, G02F 117

Patent

active

043712363

ABSTRACT:
An electrochromic display utilizing a rare-earth diphthalocyanine complex as the electrochromic material and a low-freezing-point aqueous solution of a metal chloride as the electrolyte is disclosed. Displayed information can be switched in less than 50 milliseconds. The display has multicolor and color reversal capabilities even at very low temperatures.

REFERENCES:
patent: 3704057 (1972-11-01), Beegle
patent: 3819252 (1974-06-01), Giglia
patent: 4006551 (1977-07-01), Mori
patent: 4006585 (1977-02-01), Tamaru et al.
patent: 4059341 (1977-11-01), Zeller
patent: 4184751 (1980-01-01), Nicholson
C. A., vol. 77, pp. 397-398, 107325(b) 1972; Citing Moskalev, P. N. et al., Zh. Fiz. Khim, vol. 46(7), pp. 1778-1781 (1972).
C. A., vol. 74, p. 337, 17653(r) 1970; Citing Moskalev, P. N. et al., Opt. Spektrosk., vol. 29(2), pp. 414-415 (1970).

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