US 2022/0013727 A1Published application

Method of purifying light-emitting device material and light-emitting device including light-emitting device material

AssigneeSamsung Display Co., Ltd.

InventorsEunyoung Lee, Hyunjung Lee, Soobyung Ko, Haejin Kim, Eunsoo Ahn

Life of this patent

Estimating the term…

Provided is a method of purifying a phosphorescent dopant, the method including reacting the phosphorescent dopant with Ag2O.

Dependent claims

A method of purifying a phosphorescent dopant, the method comprising reacting the phosphorescent dopant with Ag2O.

Dependencies are inferred from the claim text.

H10K 71/311
Manufacture or treatment specially adapted for the organic devices covered by this subclass: purifying organic semiconductor materials
H10K 85/324
Metal complexes comprising a group IIIA element, e.g. Tris gallium [Gaq3]: comprising aluminium, e.g. Alq3
H10K 85/342
Transition metal complexes, e.g. Rupolypyridine complexes: comprising iridium
H10K 85/346
Transition metal complexes, e.g. Rupolypyridine complexes: comprising platinum

From the US filing history. Foreign family members aren’t listed.

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