Abstract:
The invention provides a bicarbazole derivative represented by formula (I), wherein A is a group represented by formula (II), and wherein X, Y and Z represent a carbon atom or a nitrogen atom, and at least one of X, Y and Z represent a nitrogen atom. The invention further provides a process for preparing the compound. The invention further provides an organic electroluminescent device comprising the compound. This compound can be used as a phosphorescence host material, a hole-injecting material or a hole-transporting material in an organic electroluminescent device.
Abstract:
Provided are anthracene compound, method for preparing the same and use thereof, as well as organic electroluminescent device containing the same. The anthracene compound represented by a formula: wherein R is selected from C6-C19 aryl, fused ring aryl, or substituted or unsubstituted heterocyclic aryl.
Abstract:
The invention discloses an anthracene-containing derivative, the production process thereof and an organic electroluminescent display device, wherein the anthracene-containing derivative has a general molecular structural formula of Formula I, wherein, R1 group is selected from an aromatic group or a fused aromatic group having a carbon atom number of 6 to 18, R2 group is selected from an amine group. By using the above described anthracene-containing derivative as a green phosphorescent host material, a green fluorescent host material, a hole injection material, or a hole transporting material in an organic electroluminescent display device, the light emitting efficiency and the light emitting brightness of the organic electroluminescent display device may be improved.
Abstract:
The disclosure provides an indoloacridine-containing derivative represented by formula (I), wherein A is a group represented by formula (II), and wherein X, Y, Z and W represent a carbon atom or a nitrogen atom, and at least one of W, X, Y and Z represent a nitrogen atom; R represents a phenyl group, a biphenylyl group, a naphthyl group or a phenanthryl group. The disclosure further provides a process for preparing the compound. The disclosure further provides an organic electroluminescent device comprising the compound. This compound can be used as a phosphorescence host material, a hole-injecting material or a hole-transporting material in an organic electroluminescent device.
Abstract:
The invention provides a 1,2,4-triazole-based derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material having a higher luminescence efficiency. The 1,2,4-triazole-based derivative has a molecular structure of the following general formula, wherein A group represents an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The 1,2,4-triazole-based derivative mentioned in the invention can be used in organic electroluminescent device.
Abstract:
The disclosure provides an indoloacridine-containing derivative represented by formula (I), wherein A is a group represented by formula (II), and wherein X, Y, Z and W represent a carbon atom or a nitrogen atom, and at least one of W, X, Y and Z represent a nitrogen atom; R represents a phenyl group, a biphenylyl group, a naphthyl group or a phenanthryl group. The disclosure further provides a process for preparing the compound. The disclosure further provides an organic electroluminescent device comprising the compound. This compound can be used as a phosphorescence host material, a hole-injecting material or a hole-transporting material in an organic electroluminescent device.
Abstract:
The invention discloses an anthracene-containing derivative, the production process thereof and an organic electroluminescent display device, wherein the anthracene-containing derivative has a general molecular structural formula of Formula I, wherein, R1 group is selected from an aromatic group or a fused aromatic group having a carbon atom number of 6 to 18, R2 group is selected from an amine group. By using the above described anthracene-containing derivative as a green phosphorescent host material, a green fluorescent host material, a hole injection material, or a hole transporting material in an organic electroluminescent display device, the light emitting efficiency and the light emitting brightness of the organic electroluminescent display device may be improved.
Abstract:
Provided are anthracene derivative, method for preparing the same, use thereof, and an organic light emitting device. The anthracene derivative represented by a formula:
Abstract:
The invention provides a silicon-containing bianthracene derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material being able to form a dense film. The silicon-containing bianthracene derivative has a molecular structure of the following general formula, wherein R group represents an aryl group having a carbon atom number of 6-14, an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The silicon-containing bianthracene derivative mentioned in the invention can be used in an organic electroluminescent device.
Abstract:
The invention provides a silicon-containing bianthracene derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material being able to form a dense film. The silicon-containing bianthracene derivative has a molecular structure of the following general formula, wherein R group represents an aryl group having a carbon atom number of 6-14, an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The silicon-containing bianthracene derivative mentioned in the invention can be used in an organic electroluminescent device.