Electrochemichromic sunroof

Details Electrochemichromic sunroof Electrochemichromic sunroof

1994-08-12

1995-12-05

Tucker, Philip

Compositions

Light transmission modifying compositions

Modification caused by energy other than light

296211, 359265, G02F 100

Patent

active

054726433

ABSTRACT:
The specification discloses electrochemichromic solutions and devices based on the use of solvents comprising at least about 25% 3-hydroxypropionitrile, 3,3,'-oxydipropionitrile, 2-acetylbutyrolactone, 2-methylglutaronitrile, 3-methylsulfolane and mixtures thereof. The specification also discloses vacuum backfilling techniques for filling electrochemichromic cells and enhanced UV stability through solvent self-screening.

REFERENCES:
patent: 4902108 (1990-02-01), Byker
patent: 5073012 (1991-12-01), Lynam
patent: 5140455 (1992-08-01), Varaprasad et al.
patent: 5151816 (1992-09-01), Varaprasad et al.
patent: 5340503 (1994-08-01), Varaprasad et al.
patent: 5355245 (1994-10-01), Lynam
Abstract of Japanese Patent 59077415 (May 2, 1984).

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