Invention Grant
- Patent Title: Organic light emitting device, display apparatus, photoelectric conversion apparatus, illumination apparatus, and moving object
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Application No.: US16684337Application Date: 2019-11-14
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Publication No.: US11257878B2Publication Date: 2022-02-22
- Inventor: Naoki Yamada , Jun Kamatani , Yosuke Nishide
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc., IP Division
- Priority: JPJP2018-217566 20181120
- Main IPC: H05B33/12
- IPC: H05B33/12 ; H01L27/32 ; H01L51/50 ; H01L51/52 ; G03B13/02 ; F21S43/145 ; H01L51/00 ; F21Y115/15 ; F21W103/35

Abstract:
An organic light emitting device including a pair of electrodes and an organic compound layer disposed between the pair of electrodes, wherein the organic compound layer contains, in a weight ratio of 50 wt % or more, an organic compound having a glass transition temperature of 130° C. or more, and the organic compound does not have a moiety represented by formula [1] below, where, in formula [1], *'s represent bonding positions.
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