1-, 1, T-Dimethyl-4,4 -dipiridiliydikarbaundekarborat formula CH-N N-CHJ. Shhhh ttt-pttt & amp; amp; and & amp; amp; LIOG ON as a component for elektrohromiogo composition. 2. The electrochromic composition pklyuchayuschy quaternary salt dipyridyl derivative, a ferrocene and y-butyrolactone, and otl h and w and u and in that, to obtain a relaxation time constant of the induced absorption composition during prolonged exposure to x .napr electrical voltage, it as dipyridyl quaternary salt comprises 1, V-dimethyl-4,4 -dipiridiliydikarbaundekaborat with the following ratio of ingredients,% Macro; 1,1-Dimetyl-4,4-dipiridiliydikarbaundekaborat2-10 derivative ferrotsena1-4 y Butirolaktonostalnoe.
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