Abstract:
This invention relates to anthracene derivatives that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such an anthracene derivative.
Abstract:
The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.
Abstract:
The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.
Abstract:
There is provided a blue luminescent material having Formula I Ar1 and Ar2 are the same or different and each is an aryl group having at least two electron-withdrawing substituents. R1 and R2 are the same or different and can be alkyl, or aryl. R3, R4, R5 and R6 are the same or different and can be hydrogen, alkyl, or alkoxy. n is 0 or 1.
Abstract:
Provided are methods for preparing a compound of Formula I: where the method comprises the steps of: contacting a compound of Formula II: with 1,3,5-benzene-tricarbonyl chloride in the presence of a polar aprotic solvent to form an amide adduct; and subsequently condensing the amide with a proximate anilino group present in the adduct in the presence of a condensing agent to form a compound of Formula I wherein R1, R2, Ar, m, p, and t are as defined in the specification.
Abstract:
This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound. Formula I has the structure In Formula I: Ar1, Ar2, and Ar3 are the same or different and are H, D, or aryl groups. At least two of Ar1, Ar2, and Ar3 are aryl and none of Ar1, Ar2, and Ar3 includes an indolocarbazole moiety.
Abstract translation:本发明涉及包含(a)掺杂剂,(b)具有至少一个式I单元的第一主体和(c)第二主体化合物的组合物。 式I具有式I中的结构:Ar1,Ar2和Ar3相同或不同,为H,D或芳基。 Ar 1,Ar 2和Ar 3中的至少两个是芳基,Ar 1,Ar 2和Ar 3都不包括吲哚并咔唑部分。
Abstract:
There is provided an electroactive compound having Formula In the formula: Ar1, Ar2, and Ar3 are the same or different and are aryl groups; R1 is the same or different at each occurrence and is D, alkyl or aryl; a is an integer from 0-4. The compound has a LUMO level deeper than −2.3 eV and a band gap of at least 2.9 eV.
Abstract:
The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.
Abstract:
There is provided a green luminescent material having Formula I or Formula II R1 and R2 can be the same or different and can be hydrogen, alkoxy, tertiary alkyl, or cycloalkyl. R3 and R4 are the same or different and can be fluorine, aryl, or alkyl. There is also provided an organic electronic device containing the green luminescent material.