Owner SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventors SHITAGAKI, Satoko; YAMAZAKI, Hiroko; SEO, Satoshi

Pub. Number AU-A-2003275704

PCT Number PCT/JP03/13764

PCT Pub. Number WO2004/043937

Priority 2002-329251 13.11.02 JP

Filing date 28 October 2003

Wipo publication date 3 June 2004

C07D 241/36 Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings

C07D 401/14 Heterocyclic compounds containing two or more hetero rings

C07D 403/14 Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group

C07D 405/14 Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

C07D 409/14 Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms

C09K 011/06 Luminescent, e.g. electroluminescent, chemiluminescent, materials - containing organic luminescent materials

H01L 051/30 Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part

H05B 033/14 Electroluminescent light sources - characterised by the chemical or physical composition or the arrangement of the electroluminescent material

H05B 033/22 Electroluminescent light sources - characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers