Patent ID: 11912918
Assignee: LUMILEDS, LLC
Field: Surface technology, coating (Chemistry)
Classification: CPC C  F  H | IPC C  F  H

Claim 7:
8. The method according to claim 1, comprising:
successively providing n additional ALD layers, wherein 2≤n≤10, between the first ALD layer and the second ALD layer, each additional ALD layer has an additional ALD layer coating layer thickness (d21) in the range of 1-20 nm, one or more additional ALD layers comprising either one or more metal oxides selected from a group of HfO2, ZrO2, TiO2, and Ta2O5, or Al2O3, and wherein the second ALD layer consist of one or more metal oxides selected from the group of HfO2, ZrO2, TiO2, and Ta2O5.