Patent ID: 8021767

Claim:
A 4-arylfluorene compound represented by the following general formula (I): wherein n represents an integer of 1 to 10; Ar represents a substituted or unsubstituted, divalent alkylene group, a substituted or unsubstituted, divalent aralkylene group, a substituted or unsubstituted, divalent arylene group, or a substituted or unsubstituted, divalent heterocyclic group; each Ar may be the same as or different; R 1 and R 2 each represent a substituted or unsubstituted alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted amino group, a cyano group, or a halogen group, and R 1 and R 2 may be the same as or different from each other; x and y each represent an integer of 0 to 9; and when x or y represents an integer of 2 or more, R 1 groups or R 2 groups may be the same as or different from each other, or R 2 groups may be bonded to each other to form a ring.