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Idemitsu Kosan Co., Ltd. Patents
Assignee:
Idemitsu Kosan Co., Ltd.
Address:
Tokyo, JP
No. of patents:
599
Patents:


1 2 3 4 5 6 7 8 9 10 11 12


Patent Number Title Of Patent Date Issued
RE39382 Lubricating oil composition for high-temperature use November 7, 2006
The present invention relates to a lubricant composition for a high temperature of which the amount evaporated in a thin film at a high temperature is controlled and of which the fluidity is maintained for a long period of time, and it is a lubricant composition for a high temperatur
RE37064 Process for producing styrenic polymer February 20, 2001
There is disclosed a process for producing a styrenic polymer, especially, syndiotactic polystyrene, which comprises polymerizing a styrenic monomer by the use of (a) a transition metal compound, (b) a coordination complex compound comprising an anion in which a plurality of radicals are
RE36563 Transition metal compound, polymerization catalyst using same and process for producing styrenic February 8, 2000
There are disclosed a transition metal compound of the general formula RMX.sub.a-1 L.sub.b (R is a .pi. ligand, a fused polycyclic cyclopentadienyl group in which at least one of many-membered rings to which cyclopentadienyl groups are fusedly bonded is a saturated ring, M is a trans
7453005 Transition metal compound and catalyst for olefin polymerization November 18, 2008
A transition metal compound useful as a component of a catalyst for olefin polymerization and a highly active polymerization catalyst capable of producing a high molecular weight olefin polymer. The catalyst for olefin polymerization contains a transition metal compound represented by
7446197 Metal-complex compound and organic electroluminescence device using the compound November 4, 2008
A metal complex compound having a specific structure having a metal such as iridium, and an organic electroluminescence device which has an organic thin film layer having one layer or a plurality of layers including at least a light emitting layer and disposed between a pair of elect
7425654 Aromatic triamine compound and organic electroluminescence device using the same September 16, 2008
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 single layer or plural layers having at least a luminescent layer is interposed between a
7425653 Aromatic amine derivative and organic electroluminescence device employing the same September 16, 2008
A specified aromatic amine derivative having a chrysene structure. An organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein at least
7423371 Organic electroluminescence element and manufacturing method thereof September 9, 2008
An organic electroluminescence element and manufacturing method thereof including an anode, semiconductor layer, organic light-emitting medium, and a cathode, wherein an organic light-emitting medium is located between the first electrode and the semiconductor layer including the non
7423180 Bis(3-amino-4-hydroxyphenyl)adamantane derivatives and process for production thereof September 9, 2008
The invention provides compounds which are excellent in terms of heat resistance, mechanical characteristics, electric characteristics, physical properties, etc. and which provide a novel material useful for, for example, interlayer insulating film or protective film for use in semic
7420065 Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compo September 2, 2008
Provided are novel hetero-polycyclic compounds having a specific structure, color-changing material compositions comprising (A) a fluorescent coloring matter comprising at least one of the hetero-polycyclic compounds described above and (B) a binder material, color-changing films com
7420023 Process for producing modified butene-1 polymer and modified butene-1 polymer obtained by the pr September 2, 2008
The present invention relates to a process for producing a buten-1-based polymer satisfying the following requirements (a), (b) and (c): (a) a crystalline resin having a melting point (Tm-D) of 0 to 100.degree. C., the melting point being defined as a top of a peak observed on a high
7405326 Aromatic amine derivatives and electroluminescence device using the same July 29, 2008
An aromatic amine derivative with a specific structure and an organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein at least one of
7402715 Fluids for traction drive July 22, 2008
A fluid for traction drives for automobiles which comprises (A) a hydrocarbon compound having two bridged rings selected from bicyclo[2.2.1]heptane ring, bicyclo[3.2.1]octane ring, bicyclo[3.3.0]octane ring and bicyclo[2.2.2]octane ring and (B) a hydrocarbon compound having at least
7402610 Carbonyl compound containing long-chain branched alkyl group July 22, 2008
A carbonyl compound represented by the following formula [1], ##STR00001## wherein X is hydrogen, a hydroxy group, an alkoxy group or a group derived from a polyol, and n, which is the same in each instance, is 4 to 30. Compositions comprising the compound, and method for making the
7399537 Organic electroluminescence device and phenylenediamine derivative July 15, 2008
The invention is to provide an organic EL device having a long life time that can reduce the driving voltage of the organic EL device, and to provide a material having a small ionization potential and exhibiting a large hole mobility by using as a layer or a zone. The organic electro
7393991 Process for producing internal olefin July 1, 2008
The present invention is a method for producing an internal olefin, wherein an .alpha.-olefin containing 50 ppm water or less according to a Karl Fischer test method is contacted with a zeolite catalyst and/or a montmorillonite catalyst for the isomerization thereof and provides an i
7393987 Process for producing adamantane July 1, 2008
The present invention provides a process of an industrially advantageous production of high-purity adamantane at a low cost and with a high efficiency by isomerizing trimethylenenorbornane contained in a raffinate obtained from a platfinate.
7393618 Composition for color converting member and production method of color conversion substrate usin July 1, 2008
A color conversion member composition (10) including (A) a color filter material (1), (B) a photoluminescent inorganic nanocrystal (3), (C) a medium (5), and (D) two or more solvents (5), wherein all of the solvents (D) are good solvents for one of the color filter material (A) (1) and
7393600 Sputtering target, sintered article, conductive film fabricated by utilizing the same, organic E July 1, 2008
A sintered article is fabricated which contains one or more of indium oxide, zinc oxide, and tin oxide as a component thereof and contains any one or more types of metal out of hafnium oxide, tantalum oxide, lanthanide oxide, and bismuth oxide. A backing plate is attached to this sin
7390868 Catalyst for polycarbonate production and process for producing polycarbonate June 24, 2008
Provided are a catalyst for producing polycarbonate comprising a reaction product obtained by reacting (a) a catalyst carrier containing nitrogen or phosphorus with (b) a palladium compound and (c) a metal compound having a redox catalytic ability and a production process for polycar
7385018 Hydrogenated copolymer, process for producing the same, and hot-melt adhesive composition contai June 10, 2008
The present invention involves a hydrogenated copolymer obtained by hydrogenating a copolymer having a softening point falling in a range of 45 to 55.degree. C. determined by a ball & ring method, wherein the hydrogenated copolymer has a softening point of 85 to 95.degree. C. determi
7381855 Process for producing adamantane June 3, 2008
An industrially advantageous process for producing adamantane by which high-purity adamantane reduced in coloration is efficiently produced while minimizing the loss. The process, which is for producing adamantane by isomerizing trimethylenenorbornane, includes (A) a reaction step of
7378368 Catalyst for reforming hydrocarbon and method for preparation thereof, and process for reforming May 27, 2008
The present invention relates to a catalyst for reforming a hydrocarbon comprising a carrier containing manganese oxide and carried thereon (a) at least one component selected from a ruthenium component, a platinum component, a rhodium component, a palladium component, an iridium com
7361796 Orangic electroluminescence device April 22, 2008
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 emitting layer or a
7358661 Organic electroluminescent device and display April 15, 2008
An organic EL device and a display with excellent viewing-angle properties and high efficiency are provided. An organic electroluminescent device (1) comprising: a transparent electrode (12), a counter electrode (14) arranged opposite to the transparent electrode (12), one or more in
7357991 Soluble compound and organic electroluminescent devices April 15, 2008
A novel soluble compound which is a distyrylarylene derivative having a soluble substituent and a specific central group and having a solubility of 0.5% by weight or greater at 20.degree. C. in an organic solvent; and an organic electroluminescence device having an organic thin film laye
7347927 Oil composition for heat treatment March 25, 2008
A heat treatment oil composition comprising a mixed base oil containing 50-95 weight % of (A) a low viscosity base oil with kinematic viscosity of 5-60 mm.sup.2/s at 40.degree. C., and 50-5 weight % of (B) a high viscosity base oil with kinematic viscosity of more than 300 mm.sup.2/s
7335310 Method of treating wastewater containing hardly decomposable harmful substances February 26, 2008
A method of treating hardly decomposable harmful substance comprising (A) a step for adding coagulant into wastewater containing a hardly decomposable harmful substance, (B) a step for performing solid-liquid separation which separates a solid containing the hardly decomposable harmf
7329718 Aromatic polycarbonate resin, process for producing the same, optical-part molding material, and February 12, 2008
The present invention relates to an aromatic polycarbonate resin which comprises repetitive units originating in residual groups of a 2,2-bis(4-hydroxyphenyl)adamantane compound and a 1,3-bis(4-hydroxyphenyl)adamantane compound having a substituent on an aromatic ring and which is ex
7323117 Refrigerating oil composition for natural substance-based refrigerants January 29, 2008
This invention describes a refrigerating oil composition for natural substance-based refrigerants which comprises (A) a synthetic oil component comprising a polyether compound having a pour point of -10.degree. C. or lower and (B) a mineral oil component comprising sulfur components,
7321066 Method for producing aromatic diamine derivative January 22, 2008
The invention provides a method for efficiently producing an aromatic diamine derivative represented by formula (3) at high yield, the method including reacting an aromatic amide represented by formula (1) with an aromatic halide represented by formula (2): ##STR00001## (wherein each
7320950 Propylene polymer, and resin composition and molded product thereof January 22, 2008
The propylene polymer of the present invention satisfies (1) a 25.degree. C. hexane soluble content (H25) of 0-80 wt %; and (2) either no melting temperature (Tm) measurable by differential scanning calorimetry (DSC), or a melting temperature (Tm) satisfying, if measurable by DSC, the
7317072 Process for the production of polyarylene sulfide resins January 8, 2008
The present invention is a process for the production of polyarylene sulfide based resin, wherein in washing a polyarylene sulfide based resin with a mixed solvent of an aprotic organic solvent and water in a softened or molten state, the polyarylene sulfide based resin partially dis
7312354 Adamantane derivative and production process for the same December 25, 2007
Provided are an adamantane derivative characterized by having a structure represented by Formula (I) and a process for producing an adamantane derivative in which n is 0 in Formula (I) described above, wherein an adamantane compound is reacted with a nitrile compound and then with acid
7309747 Highly flowable 1-butene polymer and process for producing the same December 18, 2007
A 1-butene polymer satisfying the following (1), (2) and either (3) or (3'): a process for producing the polymer; a resin modifier comprising the polymer; and a hot-melt adhesive containing the polymer. (1) The intrinsic viscosity [.eta.] as measured in tetralin solvent at 135.degree
7307120 Thermoplastic resin composition, polycarbonate resin composition, and molded article thereof December 11, 2007
The present invention provides a thermoplastic resin composition containing 100 parts by mass of a mixture of a thermoplastic resin (A) and carbon nanotubes (B), the mixture being composed of the component (A) in an amount of 20 to 99.95 mass % and the component (B) in an amount of 0
7306861 Sputtering target, sintered compact, electrically conductive film produced by using the same, an December 11, 2007
A sintered article is fabricated which contains one or more of indium oxide, zinc oxide, and tin oxide as a component thereof and contains any one or more types of metal out of hafnium oxide, tantalum oxide, lanthanide oxide, and bismuth oxide. A backing plate is attached to this sin
7300975 Flame-retardant polycarbonate resin composition and formed article November 27, 2007
A flame-retardant polycarbonate resin composition comprising 100 parts by weight of a resin mixture of (A) from 60 to 99% by weight of a polycarbonate resin and (B) from 1 to 40% by weight of a styrenic resin, and from 0.1 to 10 parts by weight of(C) a functional group having silicon
7291685 Process for producing low polymer of .alpha.-olefin November 6, 2007
There is disclosed a process for producing an .alpha.-olefin oligomer by subjecting an .alpha.-olefin to oligomerization reaction in the presence of a catalyst and an organic solvent which comprises the step of spraying a solvent containing the organic solvent in the form of a linear or
7270586 Organic electroluminescence element and production method thereof September 18, 2007
An organic EL element comprising; an anode, a cathode, and an organic layer sandwiched therebetween containing at least an emitting layer, wherein a ratio, [In3d.sub.5/2].sub.h/[In3d.sub.5/2].sub.n, is from 0.9 to 1.2 wherein [In3d.sub.5/2].sub.h is the half band width of a spectral
7268097 Desulfurizing agent for hydrocarbon derived from petroleum, method for producing hydrogen for us September 11, 2007
A desulfurizing agent comprising a silica-alumina carrier having an Si/Al mole ratio of 10 or less and nickel carried thereon; a desulfurizing agent for hydrocarbons derived from petroleum which comprises a carrier and a metal component carried thereon and has a specific surface area of
7259215 Process for producing propylene/ethylene block copolymer and propylene/ethylene block copolymer August 21, 2007
A process for producing a propylene-ethylene block copolymer in a good morphology using a catalyst system comprising a metallocene catalyst (1) preparing high crystalline polypropylene, a metallocene catalyst (2) preparing low crystalline polypropylene, a porous carrier (3), aluminox
7253223 Polycarbonate resin composition and molded object thereof August 7, 2007
A polycarbonate resin composition which has excellent flame retardancy, even when containing neither any phosphorus compound flame retardant nor any halogenated flame retardant, and which is highly reflective and has light-shutting properties and excellent thermal stability. The poly
7250718 Actively driven organic EL device and manufacturing method thereof July 31, 2007
The present invention is a active-driving organic EL light emission device comprising an organic EL element comprising an organic luminous medium between an upper electrode and a lower electrode, and a thin film transistor for driving this organic EL element, wherein light emitted fr
7250532 Method for producing aromatic amino compound July 31, 2007
A method for producing aromatic amino compound (V): ##STR00001## by synthesizing intermediate compound (IV): ##STR00002## by the reaction of compound (I): H.sub.2N--R.sub.1 with a mixture of halogenated aryl compounds (II): Ar.sub.1--X and (III): Ar.sub.2--X in the presence of a no
7250211 Polypropylene films and multilayered laminate July 31, 2007
Heat-sealing polypropylene films having specific characteristics, and being well-balanced between a tensile modulus and a heat seal temperature, less tacky, and excellent in processability, transparency and impact resistance, as well as being excellent in resistance to whitening due
7235509 Processes for the recovery and recycling of boron trifluoride or complexes thereof June 26, 2007
The invention provides processes for the recovery of a catalyst which are to be applied to the reactions wherein boron trifluoride or a complex thereof is used as the catalyst, that is, (I) a process for the recovery of a catalyst which comprises using as the reaction solvent a solvent
7235312 Aromatic compounds and organic electroluminescent devices made by using the same June 26, 2007
A novel aromatic compound represented by following general formula (I): ##STR00001## among X.sub.1 to X.sub.20 in general formula (I), (1) at least four each independently represent a linear or branched alkoxyl group having 1 to 6 carbon atoms, and others each represent hydrogen ato
7233104 Color emission device June 19, 2007
An organic EL element (200) emits light containing a blue component (B) and a component (.theta.) with a peak in 500 to 600 nm. A red converting member (360) has an excitation spectrum with a peak in 500 to 600 nm. The red converting member receives light from the organic EL element (200
7227518 Active-driving type organic el display device, and a method of producing the same June 5, 2007
An organic EL display device and a method of producing the same wherein superior connection reliability can be obtained between a thin film transistor and a lower electrode of an organic EL element even if a color-converting medium is provided adjacent light-emitting face of the orga
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