Patent ID: 7906227

Claim:
An indene derivative compound represented by Formula 1 below: X—Ar 1 —Ar 2 —Y Formula 1 wherein the Ar 1 is selected from the group consisting of: wherein R 11 , R 12 , R 13 , R 14 , R 15 , R 16 , R 17 and R 18 are each independently selected from the group consisting of a hydrogen atom, a substituted or unsubstituted C 1 -C 20 alkyl group, a substituted or unsubstituted C 6 -C 30 aryl group, a substituted or unsubstituted C 2 -C 30 heteroaryl group, a substituted or unsubstituted C 5 -C 20 cycloalkyl group and a substituted or unsubstituted C 5 -C 30 heterocycloalkyl group, Ar 2 is selected from the group consisting of a substituted or unsubstituted C 6 -C 15 arylene group, a substituted or unsubstituted C 5 -C 15 heteroarylene group, a substituted or unsubstituted C 5 -C 15 alkenylene group and a combination of at least two of them which are connected by a single bond, X is selected from the group consisting of a hydrogen atom, a halogen atom, a cyano group, a hydroxyl group, a substituted or unsubstituted C 1 -C 20 alkyl group, a substituted or unsubstituted C 3 -C 20 cycloalkyl group, a substituted or unsubstituted C 5 -C 20 heterocycloalkyl group, a substituted or unsubstituted C 1 -C 20 alkoxy group, a substituted or unsubstituted C 6 -C 30 aryl group, a substituted or unsubstituted C 6 -C 30 arylalkyl group, a substituted or unsubstituted C 2 -C 30 heteroaryl group, a substituted or unsubstituted C 3 -C 30 arylamino group, a substituted or unsubstituted C 3 -C 30 arylsilane group and a group represented by one of Formulae 2a through 2d, and Y is a group represented by one of Formulae 2a through 2d: wherein R 1 to R 4 are each independently selected from the group consisting of a hydrogen atom, a halogen atom, a cyano group, a hydroxyl group, a substituted or unsubstituted C 1 -C 20 alkyl group, a substituted or unsubstituted C 3 -C 20 cycloalkyl group, a substituted or unsubstituted C 5 -C 20 heterocycloalkyl group, a substituted or unsubstituted C 1 -C 20 alkoxy group, a substituted or unsubstituted C 6 -C 30 aryl group, a substituted or unsubstituted C 6 -C 30 arylalkyl group, a substituted or unsubstituted C 2 -C 30 heteroaryl group, a substituted or unsubstituted C 3 -C 30 arylamino group and a substituted or unsubstituted C 3 -C 30 arylsilane group, and Z is O or S.