Patent ID: 8975385
Filing Date: 2015-03-10
Classification: C07F,C09K,H01L,H05B

Abstract:
1. A rare-earth complex represented by the following general formula (I): wherein Ln is Eu or Sm, and R where B A (a) wherein when Ln is Eu, at least one of R (b) wherein when Ln is Sm, R X Y being hydrogen, heavy hydrogen, a halogen group, a hydroxyl group, a sulfonic group, a carbonyl group, a nitro group, a cyano group, an amino group, an alkyl group having a straight chain or a branched chain, or alternatively, an alicyclic hydrocarbon group, an aromatic hydrocarbon group, a heterocyclic group, or a group made of a straight chain or a branched chain including no hydrogen atom, and n being 1 or 2; m being 2, 3, or 4.