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Abstract

Electroluminescent devices and materials including an electroluminescent organo-siloxane polymer. The main chain of the organo-siloxane polymer comprises an organic component that can be alkenyl, alkynyl, aralkyl, aryl, heteroaralkyl, and heteroaryl which can be substituted optionally with hydrogen, alkyl, aryl, heteroalkyl, heteroaralkyl, nitro, cyano, hydroxy, alkoxy, aryloxy, thio, alkylthio, arylthio, amino, halogen, dialkylamino, diarylamino, diaralkylamino, arylamino, alkylamino, arylalkylamino, carbonyloxy, carbonylalkoxy, carbonylalkyloxy, alkylcarbonyloxy, arylcarbonyloxy, alkoxylcarbonyloxy, sulfonyl, or sulfonyloxy. The organic component includes at least two covalent bonds coupling the organic component to the main chain of the organo-siloxane polymer. Such devices provide superior performance and mechanical stability compared with conventional organic electroluminescent materials and devices made from such materials.

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First Claim