| abstract |
An electroluminescent red luminescent material containing furan, characterized in that: the luminescent material has the structure of the following formula (I): Where M=Ir, Eu or Os; m=1-3; L is a bidentate chelate auxiliary ligand containing C, N or C, O; R 1 ~ R 8 are H, D, F, and the number of carbon atoms is less than 12 Alkyl, alkoxy, fluoroalkyl, silyl, cycloalkyl, cycloalkoxy, -CN, -NO 2 , or phenyl, alkyl substituted phenyl, thienyl, alkyl substituted thiophene Base, furyl, alkyl substituted furyl, fluorenyl, alkyl substituted fluorenyl, carbazolyl, alkyl substituted carbazolyl; (R 4 )y where y=1~3; X=O, S, Se , Si, wherein n=0-7. |