Patent ID: 7736534
Filing Date: 2010-06-15
Classification: C07D,C09K,H01L,Y10S

Abstract:
1. A composition comprising a mixture of (A) a polymerisable compound, which undergoes polymerisation on exposure to heat or to actinic radiation, having the general formula wherein Q is an organic charge transporting fragment, L is a linker group, X is a group capable of undergoing free radical or anionic polymerisation on exposure to heat or actinic radiation, m is 0 or 1, and n is an integer having a value of 2 or more; and (B) a phosphorescent material, wherein the phosphorescent material is present in the mixture at a concentration in the range of from 0.5 molar % to 15 molar %, wherein the phosphorescent material is free of polymerisable functional groups.