Patent ID: 8841004

Claim:
A display comprising: an organic light emitting element; and a switching element to cause the organic light emitting element to emit a light, wherein said organic light emitting element comprises: an anode and a cathode; and a light-emitting layer comprising a host and a guest sandwiched between the anode and the cathode, wherein one of the anode and the cathode is transparent or semi-transparent, wherein the guest comprises an iridium complex which emits red light and the host comprises at least one binaphthyl compound represented by the following general formula [I]: wherein Ar represents a substituted or unsubstituted alkyl group, wherein each of X 1 to X 12 , X 14 to X 17 , X 19 to X 21 , X 24 and X 25 represents a hydrogen atom and wherein each of X 13 , X 18 , X 22 , and X 23 represents a hydrogen atom, or a substituent group selected from the group consisting of a substituted or unsubstituted alkyl group and a substituted or unsubstituted alkoxy group, and wherein R 1 to R 4 each represents a hydrogen atom or a substituted or unsubstituted alkyl group.