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Nitrogen

Nitrogen-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Organometallic complex, light-emitting element, light-emitting device, electronic device, and lighting device
Semiconductor Energy Laboratory Co., Ltd.
April 12, 2018 - N°20180102488

As a novel substance having a novel skeleton, an organometallic complex with high emission efficiency which achieves improved color purity by a reduction of half width of an emission spectrum is provided. One embodiment of the present invention is an organometallic complex in which a β-diketone and a six-membered heteroaromatic ring including two or more nitrogen atoms inclusive ...
Organic electroluminescent materials and devices
April 12, 2018 - N°20180102487

Of formula i is provided. In the structure of formula i, each of a1 through a8 is independently carbon or nitrogen; at least one of a1 through a8 is nitrogen; ring b is bonded to ring a through a c—c bond; the iridium is bonded to ring a through an ir—c bond; x is o, s, ...
Aromatic heterocyclic derivative, material for organic electroluminescent element, and organic electroluminescent element
Idemitsu Kosan Co., Ltd.
April 12, 2018 - N°20180102485

An organic el device includes an anode, an emitting layer, an electron transporting zone and a cathode in this sequence, in which the electron transporting zone contains an aromatic heterocyclic derivative represented by a formula (1) below. In the formula (1), x1 to x3 are a nitrogen atom or cr1, and a is represented by a formula (2) below. In the formula (2), l1 ...
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Cobalt-containing material removal
Applied Materials, Inc.
April 12, 2018 - N°20180102259

Methods are described herein for etching cobalt films which are difficult to volatize. The methods include exposing a cobalt film to a bromine or chlorine-containing precursor with a concurrent local plasma which applies a bias to the impinging etchants. Cobalt halide is formed on the surface at the same time an amorphized cobalt layer is formed near the surface. A ...
Facility and method for producing liquid helium
L'air Liquide, Societe Anonyme Pour I'etude Et I'exploitation Des Procedes Georges Claude
April 12, 2018 - N°20180100696

The invention relates to a facility for producing liquid helium from a source gas mixture substantially comprising nitrogen and helium. The facility includes a cryogenic purifier including a system for separating the nitrogen from the source gas mixture with a view to producing helium at a temperature lower than the temperature of the source gas. The facility also includes a ...
Insulation structure of catalytic converter of vehicle
Hyundai Motor Company
April 12, 2018 - N°20180100416

An insulation structure of catalytic converter of vehicle according to an exemplary embodiment of the present invention includes an lnt converter. A connecting housing is provided such that a urea reducing agent is injected to the exhaust gas when it is needed. An sdpf converter reduces nitrogen oxide contained in the exhaust gas using the injected reducing agent, and scr ...
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Applied magnetic field synthesis and processing of iron nitride magnetic materials
Ut-battelle, Llc
April 12, 2018 - N°20180100227

A method may include annealing a material including iron and nitrogen in the presence of an applied magnetic field to form at least one fe16n2 phase domain. The applied magnetic field may have a strength of at least about 0. 2 tesla (t).
Nitrided or soft nitrided part with excellent wear resistance and pitting resistance, and nitriding and ...
Nippon Steel & Sumitomo Metal Corporation
April 12, 2018 - N°20180100226

A nitrided part and soft nitrided part with excellent wear resistance and pitting resistance and a nitriding method and soft nitriding method are provided, specifically, a nitrided part or soft nitrided part made by a steel material comprising, by mass %, c: 0. 05 to 0. 3%, si: 0. 05 to 1. 5%, mn: 0. 2 to 1. 5%, p: 0. 025% or less, s: 0. 003 to 0. 05%, cr: 0. 5 to 2. 0%, al: 0. 01 to 0. 05%, and n: 0. 003 to 0. 025% and having ...
Naphthyridine compounds, medical combinations and use thereof
Wuhan Novaffey Science & Technology Co., Ltd.
April 12, 2018 - N°20180099962

This invention involves the field of biomedicine, and reveals naphthyridine compounds, medical combinations and use thereof. The naphthyridine compounds has the structure as shown by formula (i), or its stereoisomers, geometric isomers, tautomers, nitrogen oxides, hydrates, solvates, metabolites, pharmaceutically acceptable salts or their prodrugs. The naphthyridine compounds of this invention has anti-tumor efficacy significantly superior to that of prior art. ...
Reversibly reducible materials and use thereof
April 12, 2018 - N°20180099917

Wherein each of r1, r2, r3, and r4 are independently selected from the group consisting of hydrogen, oxygen, alkyl, cycloalkyl, o-alkyl, amine, quaternary ammonium, and sulfonate; r5 is selected from the group consisting of hydrogen, halogen, alkyl, alkoxy, and amine; x is selected from the group consisting of hydrogen, branched or un-branched alkyl chain having 1-8 atoms containing 0-3 oxygen ...
Cementitious tile adhesive compositions containing crosslinked cellulose ethers for mortars with enhanced gel-strength
Dow Global Technologies Llc
April 12, 2018 - N°20180099906

The present invention provides cementitious tile adhesives comprising ordinary portland cement, sand or another inorganic filler, and from 0. 12 to 0. 6 wt. % of total solids of one or more polyether group containing crosslinked cellulose ethers. The present invention also provides methods of making the polyether group containing crosslinked cellulose ethers comprising crosslinking a cellulose ether at 90° c. Or less, in an ...
Hydrogel-forming material, premix, and hydrogel formation method
April 12, 2018 - N°20180099051

(where r1 is a c9-23 aliphatic group, r2 is a hydrogen atom or a c1-4 alkyl group that optionally has a c1-2 branched chain, r3 is a —(ch2)n-x group, n is a number of 1 to 4, x is an amino group, a guanidino group, a —conh2 group, a 5-membered ring optionally containing 1 to 3 nitrogen atom(...
Cold brew system, method and apparatus
Bunn-o-matic Corporation
April 12, 2018 - N°20180098658

A cold beverage brewing system includes a container and a supply of water. The container holds a brewing substance which forms a brewed beverage when combined with the water. The water supplied to the container for brewing can be at a variety of temperatures, including ambient or below ambient temperatures. The system is controllably pressurized with a gas, preferably nitrogen, ...
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Low voltage laser diodes on {20-21} gallium and nitrogen containing substrates
Soraa Laser Diode, Inc.
April 05, 2018 - N°20180097337

A low voltage laser device having an active region configured for one or more selected wavelengths of light emissions.
Semiconductor device
April 05, 2018 - N°20180097071

The first film has a hydrogen concentration of not lower than 1×1021 atoms/cm3, a nitrogen concentration of not lower than 1×1019 atoms/cm3 and a carbon concentration of not lower than 1×1019 atoms/cm3. This configuration prevents crystallization of aluminum oxide.
Semiconductor structure having multiple-porous graphene layers and the fabrication method thereof
Chang Gung University
April 05, 2018 - N°20180097066

The present invention provides a semiconductor structure having a multiple-porous graphene layer, comprising a semiconductor substrate, a multiple-porous graphene layer, and a gallium nitride layer. And, the present invention provides that the fabrication method for forming the semiconductor structure having a multiple-porous graphene layer, comprises: firstly, growing up the graphene on the copper foil; then, using the acetone and isopropyl ...
Process of forming an electronic device including exposing a substrate to an oxidizing ambient
Semiconductor Components Industries, Llc
April 05, 2018 - N°20180096849

A process of forming electronic device can include providing a substrate having a first portion and a second portion; introducing a nitrogen-containing species into the second portion of the substrate; and exposing the substrate to an oxidizing ambient, wherein a thicker oxide is grown from the first portion as compared to the second portion. In an embodiment, the process can ...
Process and plant for recovering argon in a unit for separating an ammonia synthesis purge ...
L'air Liquide, Societe Anonyme Pour I'etude Et I'exploitation Des Procedes Georges Claude
April 05, 2018 - N°20180094854

A plant for producing an argon-rich stream from a mixture formed by a purge fluid from a plant for producing ammonia comprises at least two methane scrubbing columns upstream of a methane separation column and, downstream therefrom, a nitrogen/argon separation column.
Ferrite as three-way catalyst for treatment of exhaust gas from vehicle engine
National Kaohsiung University Of Applied Sciences
April 05, 2018 - N°20180094561

A kind of ferrite used as a three-way catalyst for treatment of exhaust gas from vehicle engines is revealed. Mono-nitrogen oxides (nox), carbon monoxide (co) and hydrocarbons (hc) in exhaust gas from vehicle engines can be removed effectively by the three-way catalyst made from ferrite containing at least one substitutional metal.
Method for producing group iii nitride crystal, semiconductor apparatus, and apparatus for producing group iii ...
Itochu Plastics Inc.
April 05, 2018 - N°20180094361

The present invention provides a method for producing a group iii nitride crystal that can produce a group iii nitride crystal of high quality with few defects such as crack, dislocation, and the like by vapor phase epitaxy. In order to achieve the above object, the method for producing a group iii nitride crystal of the present invention includes a ...
Preparation method of rubber composition for tire and production method of tire
April 05, 2018 - N°20180094126

(wherein r1 represents a straight-chain or branched chain alkyl group having 1 to 18 carbon atoms or a cycloalkyl group having 3 to 12 carbon atoms, and r2 and r3 together with nitrogen bonded thereto form a succinimide group, a maleimide group or a phthalimide group.)
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