Electrochromic compounds and associated media and devices

Details Electrochromic compounds and associated media and devices Electrochromic compounds and associated media and devices

G - Physics

02

F

G02F 1/15 (2006.01) G02B 5/23 (2006.01)

Patent

CA 2585369

An electrochromic device having an electrochromic medium comprising: a material represented by the following formula (I): wherein X comprises N-R10, 0, or S; wherein R1-R10 are defined herein with the proviso that at least one of R5 and R10 comprises an alkyl, cycloalkyl, polycycloalkyl, heterocycloalkyl, aryl, alkaryl, aralkyl, alkoxy, alkenyl, and/or alkynyl group containing 4 to approximately 50 carbon atoms, wherein at least one of the carbon atoms may be a linking group to, or part of, a halogen, a N, 0, and/or S containing moiety, and/or one or more functional groups comprising alcohols, esters, ammonium salts, phosphonium salts, and combinations thereof, and wherein at least one of R5 and R10 is void of any ~ hydrogen atoms.

L'invention concerne un dispositif électrochromique comportant un support électrochromique comprenant un matériau représenté par la formule (I) suivante. Dans cette formule, X comprend N-R10, 0 ou S ; R1 à R10 sont définis aux présentes sous réserve qu'au moins un parmi R5 et R10 comprenne un groupe alkyle, cycloalkyle, polycycloalkyle, hétérocycloalkyle, aryle, alkaryle, aralkyle, alcoxy, alcényle et/ou alcynyle contenant de 4 à environ 50 atomes de carbone ; au moins un des atomes de carbone peut être un groupe de liaison à, ou faire partie d'une fraction contenant un halogène, N, 0 et/ou S, et/ou d'un ou plusieurs groupes fonctionnels comprenant des alcools, des esters, des sels d'ammonium, des sels de phosphonium et des combinaisons de ceux-ci ; enfin, au moins un parmi R5 et R10 est dépourvu d'atomes hydrogène ß.

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