摘要:
The present invention provides a spiro compound of General Formula 1, and use thereof in the fields of electronic materials, fine chemistry, and medical science. Further, the present invention also provides an organic electroluminescence device fabricated by using the spiro compound of General Formula 1. When used in an organic electroluminescence device, the compound of General Formula 1 provided in the present invention is capable of reducing the drive voltage, and increasing the luminous efficiency, brightness, thermal stability, color purity, and service life of the device.
摘要:
Novel dibenzosuberane-based compounds, compositions containing such compounds, and electronic devices containing such compounds as electron transport materials are described herein. Methods for making the dibenzosuberane-based compounds of the present invention are also described.
摘要:
The present invention relates to novel benzocyclobutane(thio) carboxamides, to processes for preparing these compounds, to compositions comprising these compounds, and to the use thereof as biologically active compounds, especially for control of harmful microorganisms in crop protection and in the protection of materials.
摘要:
A polymer compound comprising a constitutional unit represented by the formula (1): in the formula, Ar1 represents an aromatic hydrocarbon group or an aromatic heterocyclic group, E represents a group obtained by removing one hydrogen atom in a compound represented by the formula (2): in the formula, R1 to R10 represents a hydrogen atom, an alkyl group, an aryl group, a monovalent aromatic heterocyclic group or a group represented by —O—RA, RA represents an alkyl group, an aryl group or a monovalent aromatic heterocyclic group, and aa is an integer of 1 or more.
摘要:
The present invention relates to novel 1-methyl-3-dihalogenomethyl-5-halogenopyrazole(thio)indanyl carboxamides, to processes for preparing these compounds, to compositions comprising these compounds, and to the use thereof as biologically active compounds, especially for control of harmful microorganisms in crop protection and in the protection of materials.
摘要:
A polymer, for use in an organic light emitting device, comprises asymmetrically substituted repeat units of formula (I (a)): wherein R7 represents a substituent bound to the 9-carbon atom of the fluorene ring through a non-aromatic carbon atom, R8, R9 and R11 independently in each occurrence represent H or a substituent with the proviso that at least one R8 is not H; R10 independently in each occurrence is a substituent; and t in each occurrence is independently 0, 1, 2 or 3. R7 is preferably a linear alkyl substituted with one or more groups —(Ar6)w, wherein each Ar6 independently represents an optionally substituted aryl or heteroaryl group, and w is at least 1, for example 1, 2 or 3.
摘要:
An organic compound represented by Formula 1 below and an organic light-emitting device including the organic compound; Wherein Ar1, Ar2, Ar3, Ar4, a, b, and c are defined as in the specification.
摘要:
Provided are a novel organic compound appropriate for emission of green light and an organic light-emitting device including the organic compound. Provided is a substituted or unsubstituted indeno[1,2,3-cd]naphtho[2,3-k]fluoranthene appropriate for emission of green light. The substituents of the indeno[1,2,3-cd]naphtho[2,3-k]fluoranthene are each independently selected from a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted amino group, a substituted or unsubstituted aryl group, and a substituted or unsubstituted heterocyclic group.
摘要:
The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, and to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, especially in LC displays of the PS (polymer stabilised) and PSA (polymer sustained alignment) type.
摘要:
The present disclosure relates to methods and systems for synthesis of bridged-hydropentacene, hydroanthracene and hydrotetracene from the precursor compounds pentacene derivatives, tetracene derivatives, and anthracene derivatives. The invention further relates to methods and systems for forming thin films for use in electrically conductive assemblies, such as semiconductors or photovoltaic devices.