18496738. ORGANIC ELECTROLUMINESCENCE DEVICE AND AMINE COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE simplified abstract (Samsung Display Co., Ltd.)
Contents
ORGANIC ELECTROLUMINESCENCE DEVICE AND AMINE COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
Organization Name
Inventor(s)
Eunjae Jeong of Hwaseong-si (KR)
Sanghyun Han of Hwaseong-si (KR)
ORGANIC ELECTROLUMINESCENCE DEVICE AND AMINE COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18496738 titled 'ORGANIC ELECTROLUMINESCENCE DEVICE AND AMINE COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
Simplified Explanation
The abstract describes an organic electroluminescence device with high efficiency and a long service life, containing an amine compound with a fluorene group, deuterium-substituted aryl and heteroaryl groups, and at least one amine group.
- Explanation of the patent/innovation:
- Organic electroluminescence device - Contains amine compound with a fluorene group - Deuterium-substituted aryl and heteroaryl groups - At least one amine group - High efficiency and long service life
- Potential applications of this technology:
- Display screens - Lighting panels - Signage - Wearable technology
- Problems solved by this technology:
- Low efficiency in organic electroluminescence devices - Short service life of organic electroluminescence devices - Limited brightness and color range
- Benefits of this technology:
- High efficiency - Long service life - Improved brightness and color range - Energy-saving
- Potential commercial applications of this technology:
- Electronics industry - Lighting industry - Display manufacturers - Consumer electronics
- Possible prior art:
- Previous organic electroluminescence devices without deuterium-substituted aryl and heteroaryl groups
Questions:
1. How does the presence of deuterium-substituted aryl and heteroaryl groups contribute to the efficiency of the organic electroluminescence device? 2. What specific advantages does the inclusion of an amine compound with a fluorene group provide in terms of performance and longevity of the device?
Original Abstract Submitted
An organic electroluminescence device of an embodiment of the present disclosure includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer of the plurality of organic layers includes an amine compound containing a fluorene group; an aryl group having 6 to 60 ring-forming carbon atoms, which is substituted to the fluorene group; a heteroaryl group having 2 to 60 ring-forming carbon atoms, which is substituted to the fluorene group; and at least one amine group, which is substituted to the fluorene group; wherein all the carbons of the aryl group are substituted with deuterium, and the organic electroluminescence device exhibits high efficiency and a long service life.
