The disclosure provides for coating compositions comprising macrocycles and salts in aqueous buffer and the use of the coating composition to prevent absorption of small molecules into polymeric surfaces.

The disclosure provides for coating compositions comprising macrocycles and salts in aqueous buffer and the use of the coating composition to prevent absorption of small molecules into polymeric surfaces.

Polycyclic aromatic hydrocarbons represented by the following general formula (I) wherein X is one of nitrogen, phosphorus, arsenic, antimony, bismuth, sulphur, selenium, tellurium; R independently represents an aromatic group and/or an aliphatic group; Q is one of a cyclic aliphatic hydrocarbon, a cyclic aromatic hydrocarbon, a polycyclic hydrocarbon, a polycyclic aromatic hydrocarbon, and/or a fused polycyclic aromatic hydrocarbon; wherein the substituents independently comprise one or more of a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a bromine atom, a carbon atom, an oxygen atom (e.g. an alkylated oxygen atom), a nitrogen atom (e.g. an alkylated nitrogen atom), a cyano group, a nitro group, an alkyl group and/or anaryl group; p is an integer of 1 to 2; q is an integer of 1 to 4; Y.sup.1 and Y.sup.2 independently represent one or more of a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a bromine atom, a carbon atom, an oxygen atom (e.g. an alkylated oxygen atom), a nitrogen atom (e.g. an alkylated nitrogen 20 atom), a cyano group, a nitro group, an alkyl group and/oranaryl group; and x is an integer of 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 or more.

##STR00001##

The present specification relates to an ink composition including: a compound represented by Formula 1; and a solvent represented by the Formula 2, and a method for manufacturing an organic light emitting device formed by using the ink composition.

The present specification relates to an ink composition including: a compound represented by Formula 1; and a solvent represented by the Formula 2, and a method for manufacturing an organic light emitting device formed by using the ink composition.

The present disclosure relates to an organic compound having the following structure, and an organic light emitting diode (OLED) and an organic light emitting device including the organic compound. Applying the organic compound into an emissive layer makes the OLED and the organic light emitting device lower their driving voltage, improves their luminous efficiency and color purity.

##STR00001##

Polycyclic aromatic hydrocarbon derivatives represented by the following general formula: (I) wherein R independently represents an aromatic group and/or an aliphatic group; Q is one of a cyclic aliphatic hydrocarbon, a cyclic aromatic hydrocarbon, a polycyclic hydrocarbon, a polycyclic aromatic hydrocarbon, and/or a fused polycyclic aromatic hydrocarbon; wherein the substituents independently comprise one or more of a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a bromine atom, a carbon atom, an oxygen atom (e.g. an alkylated oxygen atom), a nitrogen atom (e.g. an alkylated nitrogen atom), a cyano group, a nitro group, an alkyl group and/or an aryl group; p is an integer of 1 to 2; q is an integer of 1 to 4; Y.sup.1 and Y.sup.2 independently represent one or more of a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a bromine atom, a carbon atom, an oxygen atom (e.g. an alkylated oxygen atom), a nitrogen atom (e.g. an alkylated nitrogen atom), a cyano group, a nitro group, an alkyl group and/or an aryl group; and x is an integer of 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 or more.

##STR00001##

The present invention relates to phosphorescent organic light-emitting diodes (OLEDs) including a hole-transporting or a hole-transporting and an electron-blocking layer including an N,N,N,N-tetraaryl-phenylene-3,5-diamine or an N,N,N,N-tetraaryl-1,1-biphenyl-3,3-diamine matrix compound and to new N,N,N,N-tetraarylsubstituted m-arylene diamine compounds useful as hole-transporting and electron-blocking layer matrices in phosphorescent OLEDs.

The present invention relates to phosphorescent organic light-emitting diodes (OLEDs) including a hole-transporting or a hole-transporting and an electron-blocking layer including an N,N,N,N-tetraaryl-phenylene-3,5-diamine or an N,N,N,N-tetraaryl-1,1-biphenyl-3,3-diamine matrix compound and to new N,N,N,N-tetraarylsubstituted m-arylene diamine compounds useful as hole-transporting and electron-blocking layer matrices in phosphorescent OLEDs.

The present application relates to compounds of formula (I), to processes for preparation thereof, and to the use thereof in electronic devices.