A host material is disclosed. The host material, as a compound which is represented by the following formula 1, has a chemical structure in which nitrogen and silicon atoms are chemically and directly bonded to each other.
Wherein the “a” is one selected from a material group which includes N, S, O, SO
2
and NSiG
1
G
2
G
2
, and the “G1, G2 and G3” each become one of a hydrogen, and aromatic, heterocyclic and aliphatic groups which are or not substituted, respectively.
公开了一种主体材料。该主体材料表示为以下式子1的化合物,具有氮和
硅原子在
化学上直接结合的
化学结构。其中,“a”是从包括N、S、O、SO2和NSiG1G2G2的材料组中选择的一种,而“G1、G2和G3”则各自成为氢、芳香、杂环和脂肪族基团中的一种,分别是或不是取代的。