US 11,898,074 B2
Blue thermally activated delayed fluorescence material, synthesis method thereof, and use thereof
Jiajia Luo, Hubei (CN); Jinchang Huang, Hubei (CN); Lin Yang, Hubei (CN); and Qu Zhang, Hubei (CN)
Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Hubei (CN)
Appl. No. 16/973,824
Filed by WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Hubei (CN)
PCT Filed Sep. 10, 2019, PCT No. PCT/CN2019/105069
§ 371(c)(1), (2) Date Dec. 10, 2020,
PCT Pub. No. WO2020/237901, PCT Pub. Date Dec. 3, 2020.
Claims priority of application No. 201910473160.0 (CN), filed on May 31, 2019.
Prior Publication US 2021/0253947 A1, Aug. 19, 2021
Int. Cl. C09K 11/06 (2006.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01)
CPC C09K 11/06 (2013.01) [H10K 85/40 (2023.02); H10K 85/6572 (2023.02); C09K 2211/104 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1033 (2013.01); H10K 50/16 (2023.02); H10K 50/17 (2023.02)] 9 Claims
OG exemplary drawing
 
1. A blue thermally activated delayed fluorescence material, having a following structural formula:

OG Complex Work Unit Chemistry
wherein, R is selected from one of following structural formulas:

OG Complex Work Unit Chemistry

OG Complex Work Unit Chemistry