Patent ID: 7479330
Filing Date: 2009-01-20
Classification: B32B,Y10S

Abstract:
1. An organic light-emitting device, comprising: a cathode; an anode; and a layer structure disposed between the cathode and anode, the layer structure comprising: a hole source adjacent to the anode; and a layer sub-structure disposed between the hole source and the cathode, the layer sub-structure comprising a first further layer and a second further layer, the first further layer comprising an electron source adjacent to the cathode; and the second further layer comprising a light emitting layer disposed between the electron source and the hole source, wherein at least one of the two further layers contains at least one of anthracene derivatives, the anthracene derivatives having a structure: wherein R R X═Si; L is a number of bonds, equal to 1; and n, m are positive integers ranged from 0 to 4.