Showing papers on "Polycyclic compound published in 2017"
Patent•
23 Aug 2017TL;DR: In this article, a polycyclic compound was used as a thermally activated delayed fluorescence material, which emitted blue light, to improve the blue light emitting efficiency of the organic electroluminescence device.
Abstract: A polycyclic compound may be represented by Formula 1 below. The polycyclic compound may improve the light emitting efficiency of a blue light emitting region, and an organic electroluminescence device including the polycyclic compound may have improved blue light emission, high external quantum efficiency, and long life. The polycyclic compound may be used as a thermally activated delayed fluorescence material, which emits blue light, to improve the blue light emitting efficiency of the organic electroluminescence device.
9 citations
Patent•
27 Feb 2017
TL;DR: In this paper, the authors define an aliphatic polycyclic compound as a compound added to a compound with a double bond, a hydroxy group, or an epoxy group.
Abstract: (where R1 is an organic group having an aliphatic polycyclic structure and bonded to a Si atom through a Si—C bond; R3 is an ethoxy group; a is an integer of 1; b is an integer of 0 to 2; and a+b is an integer of 1 to 3) has, or a structure included in a compound added as an aliphatic polycyclic compound, an aliphatic polycyclic dicarboxylic acid, or an aliphatic polycyclic dicarboxylic acid anhydride, each optionally having a double bond, a hydroxy group, or an epoxy group.
3 citations
Patent•
9 Nov 2017TL;DR: In this article, a polycyclic compound according to an embodiment of the inventive concept is represented by the following Formula 1: In Formula 1, Ar 1 and Ar 2 are each independently substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms, or substituted or unweighted heteroaryl group having 2 to 30 rings carbon atoms.
Abstract: The invention provides a polycyclic compound and an organic eletroluminescence device including the same. A polycyclic compound according to an embodiment of the inventive concept is represented by the following Formula 1: In Formula 1, Ar 1 and Ar 2 are each independently substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms, or substituted or unsubstituted heteroaryl group having 2 to 30 ring carbon atoms, where Ar 1 and Ar 2 may combine with each other to form a ring, and A is represented by the following Formula 2-1 or 2-2.
2 citations
Patent•
16 Nov 2017
TL;DR: In this article, the problem of providing a polycyclic compound capable of improving luminous efficiency and/or service life, and an organic electroluminescent element containing the same was solved.
Abstract: PROBLEM TO BE SOLVED: To provide a polycyclic compound capable of improving luminous efficiency and/or service life, and an organic electroluminescent element containing the same.SOLUTION: The polycyclic compound is represented by formula (1). [Arand Arare each independently a substituted/unsubstituted aryl group having 6-30 ring-forming carbon atoms or a substituted/unsubstituted heteroaryl group having 2-30 ring-forming carbon atoms or are bonded to each other to form a ring; and A is a divalent group derived from terphenyl or phenanthrene.]SELECTED DRAWING: Figure 1
2 citations
Patent•
20 Nov 2017TL;DR: In this article, a polycyclic compound and an organic electroluminescent device comprising the same are represented by chemical formula 1: Ar_1 and Ar_2 each independently represent a substituted or unsubstituted C6-C30 aryl group for ring formation, or may join to each other to form a ring.
Abstract: The present invention relates to a polycyclic compound and an organic electroluminescent device comprising the same. The polycyclic compound according to an embodiment of the present invention is represented by chemical formula 1. In the chemical formula 1: Ar_1 and Ar_2 each independently represent a substituted or unsubstituted C6-C30 aryl group for ring formation or a substituted or unsubstituted C2-C30 heteroaryl group for ring formation, or may join to each other to form a ring; and A is represented by chemical formula 2-1 or 2-2. According to an embodiment of the present invention, the compound may be used as a material for an organic electroluminescent device to improve the luminous efficiency of the organic electroluminescent device. Additionally, according to an embodiment of the present invention, the compound may enhance the lifetime of an organic electroluminescent device.
2 citations
Patent•
28 Sep 2017
TL;DR: In this article, the authors provided a method for manufacturing a condensed polycyclic compound having a structure where a plurality of rings containing an aromatic ring is condensed, and forming a bond between ring structures.
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a condensed ring compound by using a cross coupling reaction.SOLUTION: There is provided a method for manufacturing a condensed polycyclic compound having a structure where a plurality of rings containing an aromatic ring is condensed, and forming a bond between ring structures of the polycyclic compound represented by the formula (1), where circular arc with dot line is a benzene ring or the like together with a carbon-carbon double bond part represented by solid line, M is each independently O, S, a carbonyl group, a halogen atom or a methylene group or an amino group substituted/unsubstituted by an organic group, Rand Rare each independently H, a halogen atom or an organic group which becomes a substituent of the ring structure, and a plurality of them may be bind to an aromatic ring or a heteroaromatic ring structure forming a circular arc part with dot line and organic groups each other may bind to form a ring structure when a plurality of them bind to and n is 2 or 3.SELECTED DRAWING: None
1 citations