ORGANIC LIGHT EMITTING DEVICE AND METHOD OF PRODUCING SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Sep 19, 2024
app pub date -
Jun 6, 2022
filing date -
Jun 15, 2021
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
To provide an organic light emitting device having a light emitting layer excellent in orientation. An organic light emitting device including a base layer containing a compound represented by the following general formula, having formed on the surface thereof a light emitting layer containing a host material and a delayed fluorescent material. X represents O, S, or N(R9); R1 to R8 each represent a hydrogen atom, a deuterium atom, or a substituent; R9 represents a substituent; and a benzofuro structure, a benzothieno structure, or an indolo structure is condensed to the benzene ring of the following general formula, or R6 represents a carbazolyl group, a dibenzofuryl group, or a dibenzothienyl group.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully