Patent ID: 9379330
Filing Date: 2016-06-28
CPC Classification: B32B,C07D,C09K,H01L,H05B,Y02E

Claim Text:
1. An electronic device comprising anode, cathode and at least one organic layer, characterised in that the organic layer comprises at least one compound of the following formulae (I) or (III) where the following applies to the symbols occurring: X is on each occurrence, identically or differently, C═O, C═S, C═NR L is a divalent, or in the case of k=3, 4, 5 or 6 a tri-, tetra-, penta- or hexavalent group respectively, selected from C═O, C═NR R R is equal to C(═O)R Y is on each occurrence, identically or differently, a divalent group selected from C═O, C═S, C═NR R R k is equal to 2, 3, 4, 5 or 6.