Connolly Bove Lodge & Hutz LLP
Copolymers based on vinyl units and use thereof in electroluminescent devices
 This invention relates to (co)polymers which contain at least one repeat chain unit of the general formula (1) or (2) and optionally contain repeat units of the general formula (3) ##STR1## in which PA1 L.sup.1 and L.sup.2 mean a photoluminescent residue, PA1 wherein the proportion of structural units of the formulae (1) and/or (2) is in each case 0.5 to 100 mol. %, and (3) 0 to 99.5 mol. %, and the molar percentages add up to 100, PA1 to the use thereof for the production of electroluminescent devices and to the electroluminescent devices. 
Bayer AG
Y C C H C Y
Y10T C09K C08F H05B C09B Y10S
additional inventional inventional inventional inventional additional
Rolf Yun Andreas Ralf
Wehrmann Chen Elschner Dujardin