Invention Grant
US08828558B2 Monoamine compound, charge transport material, composition for charge transport film, organic electroluminescent element, organic EL display, and organic EL lighting 有权
单胺化合物,电荷输送材料,电荷输送膜用组合物,有机电致发光元件,有机EL显示器和有机EL照明

Monoamine compound, charge transport material, composition for charge transport film, organic electroluminescent element, organic EL display, and organic EL lighting
Abstract:
A monoamine compound of formula (1): wherein R1 to R3 each independently represent a phenyl group which may have one or more substituents, wherein at least one of said substituents is in the ortho or meta positions and wherein said substituents may be bonded to each other to form a cyclic structure, with the proviso that none of R1, R2 and R3 is a group which is the same as the other.
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