Patents Assigned to Nippon Oil Co., Ltd.
  • Patent number: 6612731
    Abstract: An apparatus for mixing a fluid feed stock, such as a heavy oil, and particles of a catalyst for gasifying the heavy oil in a reactor, comprises the reactor having in the upper portion a circular port through which the particles are fed, a moving bed-forming section disposed on and in communication with the reactor for forming the particles into an annular or cylindrical high-velocity moving bed by dropping the particles downwardly into the reactor, while dispersing the particles radially, an external fluid feed section located so as to spray the feed stock over the entire upper outer periphery of the annular or cylindrical moving bed passing through the reactor, and an internal fluid-feed section located so as to spray the fluid over the entire upper inner periphery corresponding to the outer periphery of the annular moving bed.
    Type: Grant
    Filed: November 29, 2000
    Date of Patent: September 2, 2003
    Assignees: Nippon Oil Co., Ltd., Petroleum Energy Center
    Inventors: Shozo Nishida, Yuichiro Fujiyama
  • Patent number: 6285486
    Abstract: An electrochromic mirror (10) comprises an reflective electrically conductive substrate and a transparent electrically conductive substrate, a layer of an ion conductive material (14) disposed therebetween and at least one electrochromic chromogenic layer (13) disposed either between the ion conductive material layer and the reflective electrically conductive substrate or between the ion conductive material layer and the transparent electrically conductive substrate, said electrochromic chromogenic layer containing a compound having a viologen structure represented by the formula wherein X− and Y− may be the same or different and each indicate a counter anion selected from the group consisting of a halogen anion, ClO4−, CH3COO−, and CH3(C6H4)SO3−. The inventive mirror can be put in a various applications such as an antiglare mirror for an automobile and a decorative mirror for out door use.
    Type: Grant
    Filed: January 31, 2000
    Date of Patent: September 4, 2001
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Masaaki Kobayashi, Yoshinori Nishikitani
  • Patent number: 6127309
    Abstract: A catalyst useful for the alkylation of isoalkanes is disclosed along with a process therefor the same. The catalyst comprises a zirconium halide and at least one member of the group consisting of sulfate basic sulfate, copper halide, copper nitrate and copper salt of an organic acid. The process for the alkylation of isoalkanes with alkenes is carried out in the presence of a catalyst comprising a zirconium halide and at least one member of the group consisting of sulfate, basic sulfate, copper halide, copper nitrate and copper salt of an organic acid at a temperature of room temperature--200.degree. C. and a pressure of atmospheric -5 MPa.
    Type: Grant
    Filed: September 9, 1997
    Date of Patent: October 3, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Fuyuki Aida, Yoshio Tajima, Mitsuo Matsuno
  • Patent number: 6118573
    Abstract: An electrode for an electrochromic device is disclosed having an electrically conductive substrate and a plurality of capacitive members arranged on the substrate, each of the capacitive members containing fine particles bound together with a binder, the fine particles having electric capacity of not less than 1 farad/g, the binder in the capacitive member having degree of swelling of not higher than 20 mass % when measured after the binder in the capacitive member is immersed in .gamma.-butyrolactone at 25.degree. C. for 24 hours. Also disclosed is an electrochromic device having the above electrode as a counterelectrode, an electrochromic electrode, and an electrolyte interposed therebetween.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: September 12, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Takaya Kubo, Tomohiro Toya, Yukio Kobayashi
  • Patent number: 6066586
    Abstract: A process of regenerating catalysts is carried out by removing precipitates of carbonaceous materials from the catalyst. This process comprises contacting a deteriorated catalyst with a nitrogen oxide gas or a nitrogen oxide-containing gas at a temperature ranging between 200.degree. C. and 800.degree. C.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: May 23, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Mitsuo Hashimoto, Jun Uehara
  • Patent number: 6063740
    Abstract: A grease composition for rolling bearing containing a thiocarbamate derivative represented by the formula (1): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are the same or different groups and denote a hydrocarbon group having 1 to 18 carbon atoms, and X denotes S--Cu--S, S--Ni--S, S, S--S, S--S--S--S, S--CH.sub.2 --S, S--(CH.sub.2).sub.2 --S or S--(CH.sub.2).sub.3 --S, in an amount of 0.05 to 10 mass % with respect to the total amount of the composition. The present grease composition exhibits a long flaking life.
    Type: Grant
    Filed: October 15, 1998
    Date of Patent: May 16, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Hirotugu Kinoshita, Kiyomi Sakamoto
  • Patent number: 6056912
    Abstract: A carbon-fiber-reinforced composite material is simply produced by molding a resin composition comprising carbon fibers and a matrix resin directly on a base material through injection molding or compression molding without resort to any primer.
    Type: Grant
    Filed: April 6, 1998
    Date of Patent: May 2, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Yoshio Sohda, Takefumi Kohno, Masaaki Shinagawa
  • Patent number: 6057900
    Abstract: A color liquid crystal display device contains a color filter substrate, a counterelectrode substrate disposed to oppose the color filter substrate via a sealing material disposed in contact with peripheral portions of the color filter substrate and the counterelectrode substrate, and a liquid crystal layer sealed between the color filter substrate and the counterelectrode substrate and surrounded by the sealing material. The color filter substrate contains a transparent substrate, a black matrix and a plurality of colored layers of plural colors, the black matrix and the colored layers being formed in a predetermined pattern in a first region on the transparent substrate, and a resin layer having substantially same thickness as that of the black matrix and formed in a second peripheral region on the transparent substrate positioned peripherally adjacent to the first region. The sealing material is in contact with the resin layer and a black matrix portion in periphery of the first region.
    Type: Grant
    Filed: July 10, 1998
    Date of Patent: May 2, 2000
    Assignees: Dai Nippon Printing Co., Ltd., Nippon Oil Co., Ltd.
    Inventors: Norikatsu Ono, Masayuki Ando, Yutaka Otsuki, Hiroyoshi Omika
  • Patent number: 6046350
    Abstract: A novel tertiary alkylsilane is disclosed, which is useful as a variety of starting materials such as for photoreactive materials including semiconductor materials, insulative materials and photoresists, polymerization initiators and silicone-based ceramics precursors and is contributive to the safe and efficient production of high grade semiconductors.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: April 4, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Keizo Ikai, Masaki Minami, Iwane Shiozaki
  • Patent number: 6045690
    Abstract: An object is to increase cracking rate of heavy fraction oils while producing a lessened amount of dry gases generated by the hydrogen transfer reaction and by the overcracking to obtain light fraction olefins in a high yield. A process for the fluid catalytic cracking of heavy fraction oils, which comprises steps of feeding the heavy fraction oils to a raw oil introducing portion provided at a reaction zone inlet; feeding a part of a regenerated catalyst taken out of a catalyst-regenerating zone to a catalyst introducing portion provided at a reaction zone inlet; and feeding another part of the regenerated catalyst taken out of the catalyst-regenerating zone to at least one catalyst introducing portion which is provided between the catalyst introducing portion provided at the reaction zone inlet and reaction zone outlet, the catalytic cracking in the reaction zone being carried out under conditions of a contact time of 0.1 to 3.0 sec. a reaction zone outlet temperature of 530 to 700.degree. C.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: April 4, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Yuichiro Fujiyama, Michiaki Adachi, Toshiyasu Okuhara, Shunichi Yamamoto
  • Patent number: 6033806
    Abstract: A method for producing a cross-linked polyvinyl alcohol separator having a film of cross-linked polyvinyl alcohol for an alkali-zinc secondary battery, and a cross-linked polyvinyl alcohol separator produced by the method are disclosed. The method includes the steps of:(1) providing a film of polyvinyl alcohol having degree of saponification of 70 to 98.5% and containing 1,2-diol units;(2) contacting the film of polyvinyl alcohol with an oxidizing agent to effect oxidative cleavage of the 1,2-diol units;(3) contacting the film of polyvinyl alcohol with an acid catalyst to catalyze acetalization to form a film of cross-linked polyvinyl alcohol; and(4) preparing a separator with the film of cross-linked polyvinyl alcohol.
    Type: Grant
    Filed: March 3, 1998
    Date of Patent: March 7, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Izuru Sugiura, Seiichi Akita, Nobuyuki Kuroda
  • Patent number: 6028123
    Abstract: An acrylic resin composition for a color filter containing 100 parts by weight of an acrylic resin having acid value of 5 to 100 mgKOH/g and 5 to 90 parts by weight of a coloring pigment is provided. The acrylic resin has been prepared by polymerizing a monomer mixture containing 1 to 6% by weight of .alpha., .beta.-unsaturated carboxylic acid, 10 to 80% by weight of .alpha., .beta.-unsaturated carboxylate, and 5 to 30% by weight of N-substituted maleimide.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: February 22, 2000
    Assignees: Nippon Oil Co., Ltd., Dai Nippon Printing Co., Ltd.
    Inventors: Takayuki Hirayama, Junichiro Tanimoto, Yutaka Otsuki, Masayuki Ando
  • Patent number: 6023364
    Abstract: An electrochromic mirror (10) comprises an reflective electrically conductive substrate and a transparent electrically conductive substrate, a layer of an ion conductive material (14) disposed therebetween and at least one electrochromic chromogenic layer (13) disposed either between the ion conductive material layer and the reflective electrically conductive substrate or between the ion conductive material layer and the transparent electrically conductive substrate, said electrochromic chromogenic layer containing a compound having a viologen structure represented by the formula ##STR1## wherein X.sup.- and Y.sup.- may be the same or different and each indicate a counter anion selected from the group consisting of a halogen anion, ClO.sub.4.sup.-, CH.sub.3 COO.sup.-, and CH.sub.3 (C.sub.6 H.sub.4)SO.sub.3.sup.-.The inventive mirror can be put in a various applications such as an antiglare mirror for an automobile and a decorative mirror for out door use.
    Type: Grant
    Filed: July 14, 1998
    Date of Patent: February 8, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Masaaki Kobayashi, Yoshinori Nishikitani
  • Patent number: 6017480
    Abstract: A process for producing polyolefin materials is disclosed which comprises the steps of (a) preparing a molded article of an ultra-high-molecular-weight polyolefin having a viscosity-average molecular weight of more than 500,000; (b) stretching said article by more than thirty-fold; (c) contracting the thus stretched article to an extent ranging from 0.3 to 80% in the direction of stretch; and (d) re-stretching the thus contracted article. The resulting polyolefin materials are improved in mechanical strength and elasticity modulus.
    Type: Grant
    Filed: March 21, 1997
    Date of Patent: January 25, 2000
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Sumio Yoshida, Osamu Otsu
  • Patent number: 6008401
    Abstract: A process is disclosed for producing an optical active alkoxybenzonitrile derivative in which process a benzonitrile derivative is subjected to condensation reaction with an optical active alcohol.A process is also disclosed for producing an optical active alkoxy benzoic acid derivative in which process a benzonitrile derivative is subjected to condensation reaction with an optical active alcohol and the reaction product thus derived is hydrolyzed.In these processes conversion of an optical active alcohol to tosylate or halide is not required and thus it is possible to produces producing an optical active alkoxybenzonitrile derivative and an optical active alkoxy benzoic acid derivative in a simple and inexpensive manner.
    Type: Grant
    Filed: February 19, 1998
    Date of Patent: December 28, 1999
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Shin-ichi Komatsu, Akira Takagi, Yoshihiro Kobori
  • Patent number: 5997637
    Abstract: A method of producing a semiconducting material comprises reacting one or more of halogenosilanes with an alkali metal and/or an alkaline earth metal in an inert solvent to give a condensate and thermally decomposing the condensate. The condensate is dissolved in a suitable solvent such as toluene and tetrahydrofuran and applied by casting to a suitable substrate. The resulting semiconductor material in its film form has an optical band-gap (EO) of usually 0.1-4.0 eV.
    Type: Grant
    Filed: April 12, 1996
    Date of Patent: December 7, 1999
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Keizo Ikai, Masaki Minami, Mitsuo Matsuno
  • Patent number: 5980851
    Abstract: A transparent electrically conductive plate contains a transparent substrate, a transparent electrically conductive layer, an ultraviolet absorbing layer disposed between the transparent substrate and the transparent electrically conductive layer and containing an organic ultraviolet absorber, and an overcoating layer disposed between the transparent electrically conductive layer and the ultraviolet absorbing layer for protecting the ultraviolet absorbing layer.
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: November 9, 1999
    Assignee: Nippon Oil, Co., Ltd.
    Inventors: Masanobu Suga, Tsuyoshi Asano, Nobuyuki Kuroda
  • Patent number: 5968868
    Abstract: A catalyst useful for the alkylation of isoalkanes is disclosed along with a process therefor the same. The catalyst comprises a reaction product resulting from mutual contact of a zirconium halide and a magnesium halide and/or a magnesium oxyhalide. The process for the alkylation of isoalkanes with alkenes is carried out in the presence of a catalyst comprising a reaction product resulting from mutual contact of a zirconium halide and a magnesium halide and/or a magnesium oxyhalide at a temperature of room temperature--150.degree. C. and a pressure of atmospheric--5 MPa.
    Type: Grant
    Filed: July 3, 1997
    Date of Patent: October 19, 1999
    Assignee: Nippon Oil Co., Ltd.
    Inventors: Yoshio Tajima, Fuyuki Aida, Mitsuo Matsuno
  • Patent number: 5951850
    Abstract: A heavy fraction oil is catalytically cracked by contacting the oil with a catalyst containing an ultrastable Y-type zeolite, in a fluid catalytic cracking apparatus having a regenerating zone, a reaction zone, a separation zone and a stripping zone and under conditions that a reaction zone outlet temperature is in a range of 550 to 700.degree. C., a catalyst/oil ratio is in a range of 15 to 100 wt/wt, and a difference between a regenerating zone catalyst concentration phase temperature (1) and the reaction zone outlet temperature (2) is in a range of 5 to 150.degree. C. According to the fluid catalytic cracking process, an amount of dry gases generated by the thermal cracking of the heavy fraction oil can be lessened while a yield of light fraction olefins can be enhanced.
    Type: Grant
    Filed: May 28, 1997
    Date of Patent: September 14, 1999
    Assignees: Nippon Oil Co., Ltd., Petroleum Energy Center
    Inventors: Takashi Ino, Satoru Ikeda
  • Patent number: 5940202
    Abstract: A counterelectrode for a smart window contains a transparent substrate and a linear electrically conductive material formed on a surface of the transparent substrate. The electrically conductive material has a surface area of not less than 10 m.sup.2 /g and electrical conductivity of not less than 10.sup.-6 .OMEGA..sup.-1 .multidot.cm.sup.-1 at 25.degree. C. A smart window contains an electrochromic electrode having a layer of an electrochromic material formed on its surface, and a layer of an electrolyte arranged between the counterelectrode and the electrochromic electrode and in contact with the layer of the electrochromic material.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: August 17, 1999
    Assignee: Nippon Oil Co., Ltd
    Inventors: Yoshinori Nishikitani, Takaya Kubo, Nobuyuki Kuroda