1290058-18-2Relevant articles and documents
Delayed fluorescence compound, preparation method of delayed fluorescence compound, and organic electroluminescence device
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Paragraph 0029; 0032; 0035; 0038, (2018/11/22)
The invention provides a delayed fluorescence compound, which is formed through combination by connecting electron-donating groups of indolo[3,2,1-de]acridine with electron withdrawing groups of pyridine, diphenylpyrimidine or diphenyl triazine and connecting substitutional or non-substitutional benzene or naphthalene nucleus.