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7629059 |
Organo-electronic functional material and use thereof
The invention provides an organo-electronic functional material comprising a tris(arylamino)benzene represented by the general formula (I)
wherein A and B are each a group represented by the...
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7608680 |
Triarylamine polymer, process for producing the same, and use thereof
It is an object of the present invention to provide a novel triarylamine polymer which is excellent in solubility and film-forming property and has improved thermal stability; a simple process for...
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7598010 |
Triarylamine dimer derivative having amorphous phase
A triarylamine dimer derivative is represented by the following chemical formula [1]
(in the chemical formula [1]: —Ar 1 , —Ar 2 , —Ar 3 and —Ar 4 are aryl groups being to have a...
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7586007 |
Lubricating compositions containing ashless catalytic antioxidant additives
The invention comprises lubricating compositions and hydraulic fluids containing N,N′-diaryl-p-phenylene diamine compounds that impart good levels of oxidation inhibition in the lubricants and...
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7544425 |
Organic element for electroluminescent devices
An organic electroluminescent device comprises a cathode, an anode, and has therebetween a light-emitting layer comprising an emissive component represented by formula (I):
wherein:
Ar 1...
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7541099 |
Anthracene derivative and light emitting element and light emitting device using the same
It is an object of the present invention to provide a luminescent material that has resistance to repeated oxidation reactions. Further, it is an object of the present invention to provide a...
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7504539 |
Process for preparing 4-aminodiphenylamine intermediates
The invention is directed to a method of producing one or more 4-aminodiphenylamine intermediates comprising the steps:
a. bringing an aniline or aniline derivative and nitrobenzene into...
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7431997 |
Phenylcarbazole compounds and organic electroluminescence devices using the same
A phenylcarbazole compound of formula (1) below is provided,
where each of R 1 and R 2 is independently a monosubstituted or polysubstituted functional group selected from the group...
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7425654 |
Aromatic triamine compound and organic electroluminescence device using the same
Provided are an aromatic triamine compound of a specific structure having at least one terphenyl structure and an organic electroluminescence device in which an organic thin film layer comprising a...
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7413682 |
Antioxidants and methods of making antioxidants
Antioxidants for industrial, automotive, and aviation lubricants and methods of making the same are provided. A process using alkylated diphenylamines; alkylated phenyl-α-naphthyl amines; and a...
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7374830 |
Organic electroluminescent device
An organic EL device includes a pair of electrodes, a light emitter layer obtained by mixing a hole transporting material made of a tertiary amine compound, an electron transporting material and a...
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7252894 |
Anthracene compound for organic electroluminescent device
An anthracene compound for an organic electroluminescent device, having formula (I) or (II)
wherein R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 are each individually an unsubstituted or...
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7232913 |
Paracyclophane molecules for two-photon absorption applications
Chromophores having two-photon or other multi-photon absorptivity. The chromophores are based on a structure of four stilbenoid groups attached to a paracyclophane core, where each stilbenoid group...
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7226949 |
Compounds of use in the treatment of epilepsy, seizure, and electroconvulsive disorders
The present invention provides pharmaceutical preparations and the uses thereof for preventing and/or treating seizures and other electroconvulsive disorders by administering a pharmaceutically...
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7217841 |
Stabilizers and antiozonants for elastomers
Elastomers which have excellent stability to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation comprise, as stabilizers, at least one compound of the formula I
...
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7201976 |
Organic electroluminescence material and electroluminescence device using the same
An organic electroluminescence material of the present invention includes, in order to provide an durable organic EL device emitting light of high brightness, a compound shown by the general...
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7196224 |
1,3,5-tris(arylamino)benzenes
The invention provides 1,3,5-tris(arylamino)benzenes represented by the general formula (I)
wherein A is naphthyl, anthryl, phenanthryl, biphenylyl or terphenylyl group, and R is alkyl having...
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7183439 |
Process for preparing 4-aminodiphenylamine intermediates
The invention is directed to a method of producing one or more 4-aminodiphenylamine intermediates comprising the steps:
a. bringing an aniline or aniline derivative and nitrobenzene into...
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7125614 |
Organic electroluminescent device
An electroluminescent device includes an anode, a cathode and at least one organic layer sandwiched between the anode and the cathode, the organic layer including a light-emitting layer which...
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7122256 |
Styryl compound and organic electroluminescence device
Novel styryl compounds represented by the following general formulae (1) and (2):
wherein R 1 to R 10 each independently represent hydrogen atom, an alkyl group, an alkoxyl group, an aryl...
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7083867 |
Peropyrene compound, organic electroluminescent element and organic electroluminescent display
An organic electroluminescent element contains a positive electrode, a negative electrode, and a thin organic layer arranged between the positive electrode and the negative electrode, wherein the...
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7008555 |
Epoxy resin curing agents and epoxy resin compositions
A curing agent for epoxy agent having N-phenyl-p-phenylenediamine(4-aminodiphenylamine). An epoxy resin combination having a main agent and a curing agent. The main agent has an epoxy resin. The...
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6936189 |
Cyclic tertiary amine compound and organic electroluminescent device containing the compound
A cyclic tertiary amine compound represented by a formula (1) and an organic luminescent device are disclosed. Use of the cyclic tertiary amine compound as a hole transport material, a hole...
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6890669 |
Light emitting element material
A red light emitting element material with high color purity and a light emitting element using the red light emitting element material. A light emitting element material including a compound which...
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6849345 |
Organic electroluminescent devices with high luminance
Disclosed is a multilayer electroluminescent device comprising a cathode, an anode, a light emitting layer (LEL) and a layer disposed between the cathode and anode containing a naphthalene compound...
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6835472 |
Organic electroluminescent material and organic electroluminescent device fabricated using said material
An organic material capable of generating luminescence by charge of an electric current includes a compound having a general formula (1): wherein Ar 1 , Ar 2 and Ar 3 may be the same or...
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6723455 |
Organic electro-luminescent element and material of organic electro-luminescent element
An electro-luminescent element comprising an organic compound layer is disclosed. The organic compound layer contains a compound represented by Formula I or Formula V: wherein R 1 and R 2 are...
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6706217 |
Liquid antiozonants and rubber compositions containing same
Liquid antiozonant mixtures obtained from the process comprising simultaneously reacting at least one unsubstituted and/or substituted paraphenylenediamine compound with a carbonyl compound mixture...
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6700058 |
Hole transporting agents and photoelectric conversion device comprising the same
A photoelectric conversion device comprising a semiconductor and an organic electrically conducting agent, wherein the organic electrically conducting agent exhibits a melting temperature T m ...
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6630540 |
Covulcanizable anti-aging agents
This invention relates to covulcanizable anti-aging agents which can be produced by the reaction of p-phenylenediamines, which are optionally substituted, and/or of sterically hindered phenols,...
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6586120 |
Electro luminescent device comprising fluorene compounds
This invention relates to fluorene compounds and their use as a hole transport material in an electro-luminescence device.
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6583246 |
Modifiers for anionic polymerization
The invention provides modifiers for the anionic polymerization of conjugated dienes or of conjugated dienes with vinylaromatic compounds, wherein the modifiers are specific aminoethers.
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6555959 |
Material for light emitting device, light emitting device using thereof, and amine compound
A material for a light emitting device which is a compound represented by the following formula (I): wherein Ar 1 and Ar 6 , which are the same or different, each represents a divalent aryl...
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6525212 |
Bis(aminostyryl)benzene compounds and synthetic intermediates thereof, and process for preparing the compounds and intermediates
A bis(aminostyryl)benzene compound of the following general formula [I] is provided wherein R 2 and R 3 independently represent an unsubstituted aryl group, and R 1 and R 4 independently...
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6525221 |
Fuel detergent composed of hydropoly(oxyalkylene) oxyalkyl amine compound
A fuel oil detergent which efficiently constricts precipitate formation and octane number requirement increase in a carburetor, injector, and inlet system of an internal combustion engine, i.e., a...
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6509502 |
Method and apparatus for preparing polyaniline
In a method for preparing polyaniline, aniline is polymerized in a reactor in a polymerization medium containing aniline and oxidant. The polymerization is performed in a reactor in which the ratio...
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6433021 |
Indane compounds and their pharmaceutical use
Indane compounds of general formulae (1) to (4) and their pharmaceutical use, particularly to achieve mast cell stabilising activity and/or anti-inflammatory activity are described. In these...
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6426324 |
Lubricant composition
An antioxidant composition suitable for ester fluid lubricants is the reaction product of diphenylamine and N-aryl naphthylamine in the presence of an organic peroxide. The mole ratio of...
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6342637 |
Diamine hole transport agent and organic electroluminescent device containing same
A novel diamine compound of formula (I) of the present invention having a high glass transition temperature is useful as an improved hole transport agent, and an organic electroluminescent device...
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6338927 |
Stilbene derivative, method of producing the same, and electrophotosensitive material using the same
The present invention relates to a novel stilbene derivative, which is a stilbene compound wherein molecular structures of triphenylamino groups located at both sides of a benzene ring in a...
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6177220 |
Stilbene derivative and method of producing the same, and electrophotosensitive material
Disclosed are a stilbene derivative having the general formula (1) and a production thereof, and the electrophotosensitive material comprises a conductive substrate and a photosensitive layer...
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6172264 |
Triphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor
A triphenylamine derivative, represented by the following general formula (1): ##STR1## wherein R 1 , R 2 , R 3 , R 4 , R 5 and R 6 each represents a hydrogen atom, a lower alkyl group, an alkoxy...
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6160177 |
Oligomeric anilines and their synthesis
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6100430 |
Alicyclic polyamines and process for the preparation thereof
An alicyclic polyamine of the formula (1) ##STR1## wherein Y 1 represents a saturated aliphatic hydrocarbon group and R 1 through R 4 are the same or different and each represents hydrogen atom,...
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6096927 |
Process for removal and recovery of an arylamine compound
A process for recovery of N,N'-bis(alkylphenyl)-[1,1'-biphenyl]-4,4'-diamine from an electrophotographic imaging member, the process including providing an electrophotographic imaging member...
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6090985 |
Chiral polyanilines and the synthesis thereof
The present invention generally describes novel chiral polyanilines in their doped (protonated) forms and novel methods for their chemical synthesis comprising polymerizing an aniline monomer in...
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6074734 |
Organic electroluminescence device, organic thin film, and triamine compound
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6069279 |
Preparation of substituted aromatic amines
A method for the preparation of aromatic amines such as N-phenyl-p-phenylenediamine wherein an aromatic amine such as aniline is oxidized with oxygen or hydrogen peroxide in the presence of a metal...
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6022998 |
Stilbene derivative and method for producing the same
The present invention provides a novel stilbene derivative represented by the general formula (1): ##STR1## wherein R 1 and R 3 represent an alkyl group, an aryl group, an aralkyl group or an...
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5994584 |
Process for the preparation of 4-aminodiphenylamine
4-Aminodiphenylamines are prepared by hydrogenating nitrosobenzene or mixtures of nitrosobenzene and nitrobenzene with hydrogen in the presence of fluorides and heterogeneous catalysts in inert...
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