Patent ID: 11871590
Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
Field: Surface technology, coating (Chemistry)
Classification: CPC H  C  Y | IPC C  H

Claim 5:
6. The method according to claim 1, wherein the thin film is used for manufacturing an organic electroluminescent device, the organic electroluminescent device comprising at least one layer selected from the group consisting of an electron injection layer and a hole blocking layer,
wherein: the at least one layer is a thin film of metal oxide comprising zinc (Zn), tin (Sn) silicon (Si), and oxygen (O); and wherein in terms of oxide, based on 100 mol % of total of oxides of the thin film, SnO2 is present in the thin film in an amount of greater than or equal to 15 mol % and less than or equal to 95 mol %.