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| Number | Title | Issue Date |
| 7935854 | Stilbene derivative, light-emitting element, display apparatus, and electronic appliance An object of the present invention is to provide a novel material having heat resistance which provides blue light emission, and a light-emitting element, a display apparatus, and an electronic appliance using the material. Aspects of the invention are a stilbene de... | 05/03/2011 |
| 7880042 | Tetrahydronaphthalene derivatives, methods for the production thereof, and the use thereof as antiphlogistics The invention relates to multiply substituted tetrahydronaphthalene derivatives of the formula (Ia) to processes for preparing them and to their use as antiinflammatory agents. ... | 02/01/2011 |
| 7763761 | Asymmetric pyrene derivative and organic electroluminescence device employing the same Asymmetric pyrene derivatives having specific structure. An organic EL device comprising at least one organic thin film layer including a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film ... | 07/27/2010 |
| 7638663 | Stilbene derivative, light emitting element material, light emitting element, light emitting device and electronic appliance An object of the present invention to provide a novel stilbene derivative having a large energy gap. In addition, it is another object of the present invention to provide a novel light emitting element material having a large energy gap which is suitable for a host ... | 12/29/2009 |
| 7622619 | Synthesis process A process for preparing a substituted or unsubstituted 9,10-diaryl anthracene including reacting a substituted or unsubstituted anthracene with a halogenating agent to yield a halogenated anthracene, and reacting the halogenated anthracene with an aryl boronic acid ... | 11/24/2009 |
| 7560604 | Biphenyl derivative, material for organic electroluminescence device, and organic electroluminescence device using the same A biphenyl derivative having a specific structure and an organic electroluminescent device having a long lifetime due to comprising at least one of organic thin film layers including a light emitting layer sandwiched between a pair of electrodes consisting of an ano... | 07/14/2009 |
| 7422778 | Photoreactive compound, liquid crystal alignment layer using the compound, method of manufacturing the alignment layer, and liquid crystal display device containing the alignment layer Provided are a photoreactive compound represented by formula (1), a liquid crystal alignment layer using the compound, a method of manufacturing the alignment layer, and a liquid crystal display device including the alignment layer: ... | 09/09/2008 |
| 7402346 | Organic electroluminescent devices An organic electroluminescent device comprising an anode, an electroluminescent region, and a cathode. The luminescent region comprises a light-emitting material of Formula I wherein R1 is independently selected ... | 07/22/2008 |
| 7385095 | Indene derivatives and organic light emitting diode using the same The present invention provides an indene derivatives having a new structure and an organic light-emitting diode using the same. The organic light-emitting diode according to the present invention shows improved effects in efficiency, driving voltage and stability. | 06/10/2008 |
| 7371906 | Process for photo-oxidative stability improvements A process for improving the stability to photo-oxidation of a polycyclic aromatic compound having at least two polymorphic forms comprises treating a first polymorph with one or more solvents to obtain the more stable second polymorph and then separating the second ... | 05/13/2008 |
| 7361796 | Orangic electroluminescence device A compound having a diphenylanthracene structure at the center and a specific structure substituted with an aryl group at end portions. An organic electroluminescence device comprises a plurality of layers of thin films of organic compounds which comprise a light em... | 04/22/2008 |
| 7358409 | Substituted anthryl derivative and electroluminescence device using the same There is disclosed a substituted anthryl derivative is represented by the following general formula (1). The use of the substituted anthryl derivative allows the production of an organic electroluminescence device showing an extremely pure luminescence hue, and an o... | 04/15/2008 |
| 7351999 | Organic light-emitting device with improved layer structure An organic light emitting device having a cathode, an anode and an organic layer structure disposed between the cathode and the anode, the organic layer structure comprising a hole injection layer doped with a p-type dopant, a hole transport layer, an emissive layer... | 04/01/2008 |
| 7348073 | Spirocyclopentaphenanthrenefluorene-based compound and organoelectroluminescent device using the same A spiro-based compound containing cyclopentaphenanthrene and fluorene, which is used for an organoelectroluminescent device and an organoelectroluminescent device having the spiro-based compound. The spiro-based compound containing cyclopentaphenanthrene and fluoren... | 03/25/2008 |
| 7338721 | Condensed polycyclic compound and organic light-emitting device using the same A new condensed polycyclic compound represented by general formula [I]: wherein R1 is hydrogen, halogen, cyano, a substituted amino or a group selected from the group consisting of alkyl, aralkyl, aryl, heterocyc... | 03/04/2008 |
| 7318965 | Perylene derivative synthesis process, perylene derivative and organic EL device The invention aims to provide a perylene derivative preparation process featuring satisfactory yields and improved preparation efficiency, a perylene derivative obtained by the process, and an organic EL device using the same. ... | 01/15/2008 |
| 7253141 | Musk odorant compounds The present invention discloses keto derivatives of 5,5,6,7,8,8-hexamethyl-hexahydronaphthalene or keto-epoxy derivatives of 5,5,6,7,8,8-hexamethyl-octahydronaphthalene which are useful perfuming ingredients having a musky-earthy character. ... | 08/07/2007 |
| 7192535 | Conjugated molecule and electroluminescent device thereof and electronic device having the electroluminescent device It is intended to provide a novel material having no absorption or low absorption intensity in the visible region and to provide an electroluminescent device excellent in hole injection characteristic by using the novel material. A novel organic material wherein two... | 03/20/2007 |
| 7175889 | Retardation film and compound To provide a retardation film (optical compensation sheet) using a liquid crystal compound excellent in both the wavelength dispersion property and the refractive index anisotropy, disclosed is a retardation film having an optically anisotropic layer formed of a com... | 02/13/2007 |
| 7173131 | Anthryl derivative group substituted compound, and organic luminescent device making use of same An anthryl derivative group substituted compound having a specific chemical structure is provided. This compound is used for producing an organic luminescent device which can emit luminescent hues with a very high purity and effect light emission with a high lumines... | 02/06/2007 |
| 7153889 | Bicyclic-substituted amines as histamine-3 receptor ligands Compounds of formula (I) are useful in treating conditions or disorders prevented by or ameliorated by histamine-3 receptor ligands. Also disclosed are pharmaceutical compositions comprising the histamine-3 recep... | 12/26/2006 |
| 7129386 | Substituted anthryl derivative and electroluminescence device using the same There is disclosed a substituted anthryl derivative is represented by the following general formula (1). The use of the substituted anthryl derivative allows the production of an organic electroluminescence device showing an extremely pure luminescence hue, and an o... | 10/31/2006 |
| 7109519 | Bis(2-acenyl)acetylene semiconductors Bis(2-acenyl)acetylene compounds that are useful as organic semiconductors are disclosed. The compounds, when used as the active layer in OTFTs exhibit device characteristics, like charge-carrier mobilities and current on/off ratios, that are comparable to those of ... | 09/19/2006 |
| 7060686 | Anti-inflammatory compounds derived from Methods for treating, preventing, or inhibiting diseases and disorders associated with inflammation, cell-proliferation, and pain comprising the administration of a compound having the structural formula wherein ... | 06/13/2006 |
| 7053255 | Substituted diphenylanthracene compounds for organic electroluminescence devices A compound having a of the present invention has the diphenylanthracene structure at the center and a specific structure substituted with an aryl group at end portions. An organic electroluminescence device comprises a plurality of layers of thin films of organic co... | 05/30/2006 |
| 6992049 | Lubricating oil compositions The present invention provides a viscosity index improving lubricant additive which comprises an olefinic oligomer of about 2,000 to about 20,000 number average molecular weight having a viscosity of 75 to about 3,000 cSt at 100° C. and a hydrocarbyl aromatic which... | 01/31/2006 |
| 6974552 | Heat transfer fluid compositions for low temperature applications A heat transfer fluid composition and process employing composite mixtures of terpenes and silicones useful for heat transfer processes in a temperature range down to −200° F., where the fluid heat transfer composition retains its liquid phase over the entire tem... | 12/13/2005 |
| 6963017 | Preparation of preparing substituted indanones A process for the preparation of indanones of the formula II from indanones of the formula I or of indanones of the formula IIa from indanones of the formula Ia comprises reacting an indanone of the formula I or Ia wit... | 11/08/2005 |
| 6929870 | Hydrocarbon compounds, materials for organic electroluminescent elements and organic electroluminescent elements An electroluminescent element in which at least one layer containing at least one of novel hydrocarbon compounds with an anthracene ring and a fluorene ring directly bound is held between a pair of electrodes. The compounds can advantageously be used in a luminescen... | 08/16/2005 |
| 6888036 | Mono-and polybenzyl-1,2,3,4-tetrahydronaphthalene compositions, use of said compositions or mixture of monobenzyl-,1,2,3,4-tetrahydronaphthalene as heat transfer fluid The invention concerns compositions comprising a mixture of mono- and polybenzyl-1,2,3,4-tetrahydronaphthalenes. The invention also concerns said compositions or a mixture of monobenzyl-1,2,3,4-tetrahydronaphthalene isomers as heat transfer fluid. Said compositions ... | 05/03/2005 |
| 6864396 | Substituted pentacene semiconductors Substituted pentacene compounds comprise at least one substituent selected from the group consisting of electron-donating substituents, halogen substituents, and combinations thereof; the substituent(s) each being bonded to a carbon atom of a terminal ring of pentac... | 03/08/2005 |
| 6838585 | Palladium-catalyzed cross-coupling of aryldiazonium salts with arylsilanes A palladium catalyzed cross-coupling of aryldiazonium salts with organosilanes is disclosed. New reactions that are user friendly and environmentally friendly are now possible, including some reactions that could not be achieved using prior methods. The organosilane... | 01/04/2005 |
| 6806327 | Substituted polycyclic, fused ring compounds, metal complexes and polymerization process Metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof comprising at least: (1) a cyclopentadienyl ring, (2) a 7 membered polyatomic ring, and (3) one or more aromatic ring systems, with the proviso that said 7 membered ... | 10/19/2004 |
| 6797848 | Anthracene derivative and organic electroluminescence device using the derivative An anthracene derivative represented by general formula (I): wherein X and Y represent a trifunctional aromatic ring group or the like, A1 to A4 represent an aryl group or a monovalent heterocyclic ... | 09/28/2004 |
| 6689290 | Family of conducting liquid crystals A mixture comprising a molecule of formula (I); in which A1, A2, A3, A4, A5 and A6, which may be the same or different, are each N or --CH; Y1, Y2, Y3, Y4 | 02/10/2004 |
| 6534665 | Single-carbon bridges bys cyclopentadienyl compounds and metallocene complexes thereof The present invention relates to metallocenes, wherein the two cyclopentadienyl rings are connected to each other by a single carbon atom characterized by the following general formula III ##STR1## where each A, equal to or different from each other, is s... | 03/18/2003 |
| 6531107 | Fabrication of molecular nanosystems The invention relates to structural subunits called "synthons" which are suitable for use in the design and manufacture of molecular nanostructures, machines, and devices. The synthon comprises polyhedra units and other species which exhibit rigid structu... | 03/11/2003 |
| 6492539 | Preparation of preparing substituted indanones a process for the preparation of indanones of the formula II from, indanones of the formula I or of indanones of the formula IIa from indanones of the formula Ia ##STR1## comprises reacting an indanone of the formula I or Ia with a coupling component... | 12/10/2002 |
| 6291699 | 2-alkyl-4-(2,6-dialkylphenyl) indenes 2-alkyl-4-(2,6-dialkylphenyl) indenes, methods for the synthesis thereof, methods for converting such indenes to bridged metallocene ligands, methods for converting such ligands to bridged metallocenes and olefin polymerization processes in which such met... | 09/18/2001 |
| 6232476 | Intermediates in a process for cis-1-{2-[4-(6-methoxy-2-phenyl-1,2,3,4-tetrahydronaphthalen-1-yl)phenoxy] ethyl}pyrrolidine This invention provides an improved process for cis-1-{2-[4-(6-methoxy-2-phenyl-1,2,3,4-tetrahydronaphthalen-1-yl)phenoxy] ethyl}pyrrolidine which is an intermediate for the preparation of (-)cis-6-phenyl-5-[4-(2-pyrrolidin-1-yl-ethoxy)-phenyl]-5,6,7,8-tet... | 05/15/2001 |
