Patent ID: 8652652

Claim:
A compound comprising a triphenylene core of Formula I: wherein each of R 1 , R 2 , and R 3 is independently a hydrogen, a non-fused aryl group or a non-fused heteroaryl group having one or more meta-substituents; wherein each meta-substituent is a non-fused aryl or heteroaryl group optionally substituted with further substituents selected from the group consisting of non-fused aryl groups, non-fused heteroaryl groups, and alkyl groups; and wherein at least one of R 1 , R 7 and R 3 is a non-fused aryl or heteroaryl group having at least one meta-substituent that is a non-fused aryl or heteroaryl group further substituted with one or more non-fused aryl or heteroaryl groups.