Tokyo, Japan
Tokyo, Japan

The JX Nippon Oil & Energy Co. , or NOC or Shin-Nisseki is a Japanese petroleum company. Its businesses include the exploration, importation, and refining of crude oil; the manufacture and sale of petroleum products, including fuels and lubricants; and other energy-related activities.Its products are sold under the brand name ENEOS, which is also the name used for its service stations. It is the largest oil company in Japan, and in recent years it has been expanding its operations in other countries. Wikipedia.

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Patent
Nippon Oil Corporation | Date: 2017-01-25

A method for producing an olefin polymer, in which an olefin compound is polymerized in the presence of a Lewis acid catalyst at a temperature of 0C or lower to obtain an olefin polymer, the method comprising a step of feeding a raw material liquid including the olefin compound to a reactor provided with a cooling unit, a step of polymerizing the olefin compound in the reactor to obtain a reaction liquid including the olefin polymer, a deactivation step of adding a deactivator to the reaction liquid taken out from the reactor to deactivate the Lewis acid catalyst, and a step of supplying the reaction liquid after the deactivation step to a cold recovery unit to recover cold from the reaction liquid, wherein the amount of the Lewis acid catalyst is 0.5 10^(-3) to 1.0 10^(-1) mol% based on the total amount of the olefin compound.


Provided are a latent heat storage material that functions as a high-capacity heat storage material at a medium-to-low temperature region using a latent heat storage material composition including at least one kind of n-paraffin having 14 to 18 carbon atoms in a total amount of 100 parts by mass (hereinafter referred to as n-paraffin-based latent heat storage material composition) that contains, as a supercooling preventing agent, an n-alkyl alcohol and/or an n-alkyl amine having 20 to 24 carbon atoms (hereinafter referred to as n-paraffin derivative), and is obtained by the following a) step and b) step, a microcapsule heat storage material containing the latent heat storage material as a core material, and a method for producing the same.a) A step of melting and homogenizing the n-paraffin derivative and the n-paraffin-based latent heat storage material composition at a temperature range of 50 to 100C.b) A step of cooling the homogeneous solution obtained in the step to precipitate the n-paraffin derivative in the n-paraffin-based latent heat storage material.


A method for producing an aluminosilicate catalyst, having a first phosphorus treatment step of treating a crystalline aluminosilicate with a first phosphorus compound, a mixing and firing step of mixing the phosphorus-treated crystalline aluminosilicate obtained in the first phosphorus treatment step with a binder and then performing firing to form an aluminosilicate mixture, and a second phosphorus treatment step of treating the aluminosilicate mixture with a second phosphorus compound.


Patent
Nippon Oil Corporation | Date: 2017-01-11

The purpose of the present invention is to suppress the occurrence of unevenness in a rotor of an internal gear pump, suppress the formation of gaps between the end surfaces (side surfaces) of an inner rotor and an outer rotor, and to prevent a decline in volume efficiency. Thus, the pump device of the present invention includes an internal gear pump (10), in which an inner rotor (13) is inscribed to an outer rotor (12), and includes a plate member (7) which is provided to an end surface of the rotors. The plate member (7) is formed of a material having high hardness, has a shape that does not block a suction port (150), has a through-hole (73) formed therein, and has O-ring grooves (71,72), which each have a continuous shape and house an O-ring formed therein.


Patent
Nippon Oil Corporation | Date: 2017-02-01

An epitaxial growth substrate includes a base member, and a concave-convex pattern having a plurality of concavities and a plurality of convexities and formed on the base member, wherein: each of the plurality of convexities has an elongated shape which extends while winding (waving) in a plane view; and the plurality of convexities in the concave-convex pattern have extending directions, bending directions and lengths which are non-uniform among the plurality of convexities. There are provided an epitaxial growth substrate which can be produced efficiently and which is capable of improving the light-emitting efficiency of a light-emitting element; and a light-emitting element using the epitaxial growth substrate.


A tetracarboxylic dianhydride, which is a compound represented by the following general formula (1):^(1)s each independently represent a hydrogen atom or the like].


Provided are a petroleum needle coke having a sufficiently low coefficient of thermal expansion (CTE) and achieving suppression of puffing and a method of producing the petroleum needle coke. Specifically provided is a petroleum needle coke for a graphite electrode. A powder of the petroleum needle coke having a grain size of 75 m or less is heated at 2,800C in an argon gas atmosphere to yield a graphite powder having a loop structure that is formed by folding a stack including a plurality of stacked graphite crystal sheets, the graphite crystal sheet includes carbon atoms arranged in a plane, the graphite powder has an edge surface of the closed loop structure of the stack, and a loop formed by two adjacent layers on an innermost periphery of the stack has a stack angle of 5 or less. The stack angle is an angle formed by a tangent line at a point A and a tangent line at a point B, where each of the point A and the point B is 10 nm apart from a vertex of the loop and on the corresponding layer of the two adjacent layers along the basal plane, and the vertex of the loop is an outermost point on the edge surface of the loop on the innermost periphery.


[Problem] Provided is a sheet-form transparent molding for use for a transparent screen, satisfying both visibilities of a projected light and a transmitted light by anisotropically scattering and reflecting the projected light emitted from a light source. [Solving means] A sheet-form transparent molding according to the present invention comprises a transparent light scattering layer comprising a resin and bright flake-form microparticles.


Patent
Nippon Oil Corporation | Date: 2017-09-13

The present invention provides a refrigerating machine oil containing an ester base oil obtained from pentaerythritol and mixed fatty acids of a fatty acid having 8 carbon atoms and a fatty acid having 9 carbon atoms, wherein a ratio of a weight average molecular weight Mw to a number average molecular weight Mn, Mw/Mn, of the ester base oil is 1.06 to 1.20, and used with a mildly flammable hydrofluorocarbon refrigerant.


A cylinder lubricating oil composition for a crosshead diesel engine equipped with a scrubber, including: a base oil; and (A) a metallic detergent, wherein the lubricating oil composition has a base number of 15 to 125 mgKOH/g, and a kinematic viscosity at 100C of 10 to 30 mm^(2)/s; and the lubricating oil composition satisfies the following requirement (i) or (ii): (i) the lubricating oil composition includes: (B) a demulsifier in an amount of 0.02 to 5.0 mass% on the basis of the total mass of the composition; (ii) the lubricating oil composition includes, as the component (A), (A1) a Ca phenate detergent; and (A2) a metallic detergent other than any Ca phenate detergent; the lubricating oil composition optionally includes: (C-1) a succinimide having at least one alkyl or alkenyl group in a molecule thereof, or a borated derivative thereof, in an amount of no more than 0.015 mass% in terms of nitrogen on the basis of the total mass of the composition; and the Ph value represented by the following formula (1) is no more than 20 10^(-3): _(Ca) represents calcium content (mass%) derived from the component (A1), and r_(M) represents a metal ratio of the component (A1).).

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