Patent ID: 11930654
Assignee: KYULUX, INC.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 10:
11. A method for improving light-emission from an organic light-emitting device having an anode, a light-emitting layer, at least one perovskite layer and a cathode, wherein:
all of the at least one perovskite layer comprise a perovskite-type compound represented by the following general formula (4):

A3BX3  (4)

wherein A3 represents an organic cation, B represents a divalent metal ion, X represents a halogen ion, and three X's may be the same as or different from each other, and
the method comprises forming the at least one perovskite layer so that a total thickness of the at least one perovskite layer is 3000 nm or more whereby angle dependency of the organic light-emitting device is suppressed.