Patent ID: 7618718
Filing Date: 2009-11-17
Classification: C09K,H01L,H05B,Y10S

Abstract:
1. A light-emitting material represented by the following general formula [1]: wherein L is selected from the group consisting of: —A—A—, —B—B— and —A—B— wherein A is and B is wherein when L is —A—B—, X is selected from the group consisting of groups 4A to 6A elements of the periodic table and is substituted with at least one substituent independently selected from the group consisting of alkyl, alkoxy, alkylsilyl, aryl, heteroaryl, aryloxy, arylamino, arylsilyl, and hydrogen, and B is optionally substituted with a substituent selected from the group consisting of alkyl, alkoxy, alkylsilyl, aryl, aryloxy, arylamino, arylsilyl, heteroaryl, and hydrogen, and n is an integer of 1 to 8; wherein when L is —B—B—, B is optionally substituted with a substituent selected from the group consisting of alkyl, alkoxy, alkylsilyl, aryl, aryloxy, arylamino, arylsilyl, heteroaryl, and hydrogen, and n of a first B is an integer of 1 to 8, and n of another B, other than the first B, is an integer of 2 to 8; and wherein when L is —A—A—, X of a first A is selected from the group consisting of group 4A to 6A elements of the periodic table except carbon, and X of a second A is selected from the group consisting of group 4A to 6A elements of the periodic table, and wherein X is substituted with at least one substituent selected from the group consisting of alkyl, alkoxy, alkylsilyl, aryl, heteroaryl, aryloxy, arylamino, arylsilyl, and hydrogen.