913 results about "Nitrogen atom" patented technology

A method for producing a tin compound represented by formula (A1) with a purity of 95 mol % or higher, involves a step of distilling the tin compound, in which the number of plates of the distillation is 10 or more, and the reflux ratio is 30 or less.RSnX3  (A1)In formula (A1), R is an organic group with 1 to 30 carbon atoms, and may be substituted with halogen, oxygen atoms, or nitrogen atoms. X is selected from OR′ and NR′2. R′ is an organic group with 1 to 10 carbon atoms, and part may be substituted with halogen, oxygen atoms, or nitrogen atoms. When there are multiple R′ groups in the molecule, they may have the same or different structures, and they may be bonded to each other to form a cyclic structure.

A piezocatalyst containing a nitrogen doped carbon skeleton derived from a zeolitic imidazolate framework (ZIF), and a single-atom alkaline earth metal anchored on the nitrogen doped carbon skeleton, where the alkaline earth metal is selected from the group of beryllium (Be), magnesium (Mg), calcium (Ca), Strontium (Sr), and barium (Ba); the piezocatalyst includes an active cite formed with the single-atom alkaline earth metal and nitrogen atoms from the ZIF. A piezocatalytic material includes the piezocatalyst. Also provided herein is a method of manufacturing such a piezocatalyst / piezocatalytic material and an environmental remediation method employing such a piezocatalyst / piezocatalytic material.

A photobase generator includes a compound including: first skeletons represented by the following formula (a); and a second skeleton including nitrogen atoms bonding to bonding positions of the first skeletons to form amide groups, wherein, in a molecule, a number of the first skeletons is two or more, a number of the nitrogen atoms, configuring the amide groups, in the second skeleton is the same as the number of the first skeletons, and at least one of the nitrogen atoms configuring the amide groups is converted into a nitrogen atom configuring a secondary amine or a tertiary amine by light irradiation. In the formula (a), G is a divalent aromatic group, and * represents the bonding position with the nitrogen atom.

According to the present invention, there is provided a monatomic catalyst, the monatomic catalyst comprising: a nitrogen-doped carbon structure; and a monatomic metal wherein the monatomic metal forms a coordinate bond with a nitrogen atom of the nitrogen-doped carbon structure. When an electrochemical cell having an electrode pair containing the monatomic catalyst is used in an electrochemical advanced oxidation process for water treatment, organic pollutants in wastewater can be effectively decomposed under mild pH conditions.

The invention discloses a carbonitriding process with high nitrogen concentration in gradient distribution and a part. According to the method, the carbon potential and the nitrogen potential in the co-permeation stage are precisely controlled, so that the nitrogen atom concentration higher than 0.5% is formed on the surface of the part, the specified nitrogen atom diffusion depth is reached, the gradient of the carbon and nitrogen contents of different depths of a part permeation layer is stable, the quality difference of parts of different heat numbers is greatly reduced, and the contact fatigue strength of a transmission part can be greatly improved.

The invention provides a light-emitting material, a light-emitting device and a display device, belongs to the technical field of display, and can solve the problems of low efficiency and service life of an existing light-emitting device. The luminescent material comprises a host material and a guest material, the host material is selected from molecules with a first general formula, a second general formula or a third general formula; the first general formula is # imgabs 0, the second general formula is # imgabs 1, the third general formula is # imgabs 2, R1 to R6 are electron donating groups and are selected from electron-rich arylamine groups containing at least one nitrogen atom; the guest material is selected from molecules having a fourth general formula; a fourth general formula: # imgabs3 # X1 is an electron donating group and is selected from electron-rich arylamine groups containing at least one nitrogen atom; x2 is an electron withdrawing group; and R11 and R21 are respectively and independently selected from at least one of hydrogen, deuterium, halogen group, alkyl group, cycloalkyl group, heteroalkyl group, aralkyl group, alkoxy group, aryloxy group, amino group and silyl group.

The present invention provides a compound having a hematopoietic prostaglandin D synthase (H-PGDS) inhibitory activity and being useful for preventing or treating a disease involving the enzyme, and a pharmaceutical composition comprising the compound. Specifically, the present invention provides a compound represented by Formula (I) below or a pharmaceutically acceptable salt thereof:[wherein —X═ represents —CH═ or the like; ═Y— represents ═CH— or the like; R1 and R2 each independently represent a hydrogen atom or the like; R3 represents a hydrogen atom or the like; and Z is a group represented by Formula (II):(wherein the wavy line represents the point of attachment to the nitrogen atom; ring Z1 represents a C6-10 aryl group or the like; m represents 0, 1, or 2; and R4 represents a halogen atom or the like.) or Formula (III):(wherein the wavy line represents the point of attachment to the nitrogen atom; ring Z2 represents a C6-10 aryl group or the like; L represents a single bond or the like; ring Z3 represents a C6-10 aryl group or the like; n represents 0, 1, or 2; and R5 represents a halogen atom or the like.]

The invention provides a magnetic code disc film material and a preparation method and application thereof. By introducing the TiN layer, a proper amount of nitrogen atoms can enter lattice gaps of iron, electron cloud distribution of iron atoms is changed, and the magnetic moment of the iron atoms is changed; the magnetic moment of Fe atoms can be influenced by N atoms and crystal structures, an alpha-Fe8N phase is formed in FeCoCr through introduction of N ions, the average magnetic moment of each Fe atom in the alpha-Fe8N phase is 2.4 mu B, alpha-Fe8N is a metastable phase, a sample can finally form stable gamma '-Fe4N through annealing, and the magnetic moment of the stable gamma'-Fe4N is generally about 2.5 mu B-2. 7 mu B and is higher than the magnetic moment 2.2 mu B of the Fe atoms in metal Fe; besides, Ti forms a Ti-Fe weak magnetic phase pinning magnetic domain wall in the FeCoCr thin film, and the coercive force and residual magnetism of the FeCoCr layer can be effectively improved at the same time through the method.

The present invention relates to a polymer having a main chain, wherein the main chain comprises linear amide bonds and a heteromonocyclic moiety containing a nitrogen atom, wherein the main chain does not contain peptide bonds, or wherein, based on the total number of linear amide bonds in the main chain, the proportion of peptide bonds in the main chain is at most 30%, and wherein, based on the total weight of the polymer, the proportion of the heteromonocyclic moiety containing a nitrogen atom is from 5% by weight to 25% by weight. The present invention also relates to a product or article and the use of the polymer for manufacturing or producing the product or article.

The present invention provides a control method effective against plant diseases. The compound represented by formula (I) [wherein: ring A6 represents a 6-membered non-aromatic nitrogen-containing heterocycle or the like (provided that, in ring A6, the atom bonded to D is a carbon atom or a nitrogen atom, and at least one of the atoms constituting ring A6 adjacent to the atom bonded to D is a nitrogen atom); D represents CR1R2 or the like; n represents 0, 1, 2, or 3; m represents 0, 1, 2, 3, or 4; q represents 0, 1, 2, 3, 4, or 5; R1 and R2 are the same or different and represent a hydrogen atom or the like; R1 and R2 together with the carbon atom to which they are bonded may form a C3–C8 alicyclic hydrocarbon or the like; R3 represents a C1–C6 chain hydrocarbon group or the like; R4 represents a C1–C6 chain hydrocarbon group or the like; R6 represents a C1–C6 chain hydrocarbon group or the like; and when q is 2, 3, 4, or 5, the two adjacent R6 and R6 together with the carbon atom to which they are bonded may form a C5–C6 alicyclic hydrocarbon or the like], or an N-oxide thereof or a salt thereof, can be used for controlling plant diseases.

A paste that includes particles of a layered material in an ammonia aqueous solution. The particles include one or plural layers, the layers having a layer body represented by MmXn, wherein M is at least one metal of Group 3, 4, 5, 6, or 7, X is a carbon atom, a nitrogen atom, or a combination thereof, n is not less than 1 and not more than 4, and m is more than n but not more than 5, and a modifier or terminal T exists on a surface of the layer body, wherein T is at least one selected from the group consisting of a hydroxyl group, a fluorine atom, a chlorine atom, an oxygen atom, and a hydrogen atom, wherein the paste has a viscosity of 1 Pa·s or more at a shear velocity of 1 / s when the paste has a solid content concentration of 1.0% by mass.

A polishing liquid containing: abrasive grains; an additive; and water, in which the additive includes (A1) a polyglycerol having a weight average molecular weight of 350 to 2800 and (B) a compound having two or more nitrogen atoms to which a hydroxyalkyl group is bonded. A polishing liquid containing: abrasive grains; an additive; and water, in which the additive includes (A2) a polyglycerol having a hydroxyl value of 800 to 1000 mgKOH / g and (B) a compound having two or more nitrogen atoms to which a hydroxyalkyl group is bonded.

The invention discloses a multi-metal active site covalent organic framework material, a preparation method thereof and application of the multi-metal active site covalent organic framework material in activating PMS to degrade pollutants, the multi-metal active site covalent organic framework material comprises metalloporphyrin and bipyridine groups, when porphyrin loads metal, metal atoms are connected through coordination of two nitrogen sources of bipyridine, the metal atoms are connected through coordination of two nitrogen sources of bipyridine, and therefore the multi-metal active site covalent organic framework material is obtained. Multi-metal active sites are formed; the metal active sites are increased, and the distance between metals is adjusted, so that the framework material shows excellent catalytic activity. The covalent organic framework material is prepared through a solvothermal reaction, the covalent organic framework material continues to react with a metal precursor to load metal, the preparation method is simple, a complex reaction process and harsh reaction conditions are not needed, and large-scale preparation can be achieved.

One embodiment of the present invention relates to: a composition containing particles having a refractive index of 1.8 or more, a polymer compound represented by formula (1), and a solvent; a liquid crystal film, a film or a display device using the composition; and a dispersant containing a polymer compound represented by formula (1). In formula (1), the whole has one or more mesogenic structures, and m + n satisfies 2-10. A1 represents at least one group selected from the group consisting of an acid group, a urea group, a urethane group, a group having a coordinating oxygen atom, a group having a basic nitrogen atom, a phenol group, an alkyl group, an aryl group, a group having an alkyleneoxy chain, an imide group, an alkoxycarbonyl group, an alkylaminocarbonyl group, a carboxylate group, a sulfonamide group, a heterocyclic group, an alkoxysilyl group, and an epoxy group; and P1 represents a polymer chain, a monovalent group of a group selected from the group consisting of an isocyanate group and a hydroxyl group. # imgabs0 #

The invention discloses novel dual-emission dissimilar metal MOFs, the chemical formula of which is [Eu2 (na) 6 (CH3OH) 2 (Cu4I4)], and na-is a nicotinic acid radical ion. The MOFs have two secondary structural units: a cubic alkane [Cu4I4] cluster and a 1D inorganic-organic chain [Eu (na) 3] n, each [Cu4I4] cluster serves as a four-connection node, and the 1D [Eu (na) 3] n chain is connected through a nitrogen atom of a na-ligand, so that a three-dimensional skeleton structure is expanded. Tests show that at room temperature, when the compound is excited by 338 nm ultraviolet light, the compound shows two emission centers, a wide emission peak at 557 nm belongs to cluster center triplet emission of a [Cu4I4] cluster, and emission of sharp peaks at 591, 611 and 701 nm corresponds to characteristic emission of Eu < 3 + >. Particularly, the intensity ratio of two fluorescence emission peaks of the compound at 567 nm and 610 nm in the temperature range of 125-300 K and the temperature have a good linear relation, the compound is a sensitive ratio type fluorescence temperature sensing material, and a new thought is provided for application of the ratio type fluorescence temperature sensing material.

The present disclosure provides a resin composition that can improve the fluidity of the resin composition and enhance the crack resistance of a cured product. The resin composition contains a liquid epoxy compound (A), a liquid aromatic amine compound (B), an inorganic filler (C), and an aluminum complex (d1) having nitrogen atoms and oxygen atoms. The viscosity of the resin composition at 25°C is 400 Pa·s or less.

This disclosure provides redox cyclable molecules for energy storage. These molecules belong to either the 4H-pyran-4-ylidene family or include a six-membered aromatic ring with one nitrogen atom at position 1 (pyridinium family) or two nitrogen atoms at positions 1 and 4 (pyrazinium family) or at positions 1 and 3 (pyrimidinium family). Molecules in these families are used as analytes in redox flow batteries.

A light emitting element of an embodiment includes a first electrode, a second electrode facing the first electrode, and functional layers disposed between the first electrode and the second electrode. At least one functional layer among the functional layers includes a monoamine compound of an embodiment thereby showing high efficiency and long life characteristics. The monoamine compound includes a substituted or unsubstituted phenanthryl group directly bonded to a nitrogen atom, a substituted or unsubstituted dibenzoheterole group directly bonded to the nitrogen atom, and a substituted or unsubstituted naphthyl group bonded to the nitrogen atom via a linker.

To provide a photosensitive composition capable of further improving diffraction characteristics.The present technology provides a photosensitive composition including: at least a compound represented by the following general formula (1); a binder resin; and a photoinitiator.In the general formula (1), X1 represents an oxygen atom, a nitrogen atom, a phosphorus atom, a caron atom, or a silicon atom.Y1 and Y2 each represent a benzene ring or a naphthalene ring, and both Y1 and Y2 do not represent benzene rings.R1 to R3 each represent a hydrogen or a substituent group represented by *—Z1(R4)d (* represents a bonding site).Z1 represents a single bond, a saturated hydrocarbon group having a valence of 2 or higher, or an unsaturated hydrocarbon group having a valence of 2 or higher, and the saturated hydrocarbon group or the unsaturated hydrocarbon group may have an ether bond and / or a thioether bond.R4 represents a hydrogen or a polymerizable substituent group.

A hole transport material comprising an organic compound, wherein the organic compound is represented by the general formula (G1), where R 1 to R 8 independently represent hydrogen, a hydrocarbon group with 1 to 6 carbon atoms, a cyclic hydrocarbon group with 3 to 6 carbon atoms, an alkoxy group with 1 to 6 carbon atoms, a cyano group, halogen, a haloalkyl group with 1 to 6 carbon atoms, or a substituted or unsubstituted aromatic hydrocarbon group with 6 to 60 carbon atoms. where R 2 no amino group; where one of A and B represents a group represented by the general formula (g1), and the other represents hydrogen, a cyclic hydrocarbon group with 3 to 6 carbon atoms, an alkoxy group with 1 to 6 carbon atoms, a cyano group, halogen, a haloalkyl group with 1 to 6 carbon atoms, a hydrocarbon group with 1 to 6 carbon atoms, or a substituted or unsubstituted aromatic hydrocarbon group with 6 to 60 carbon atoms, where Ar 1 and Ar 2 independently represent a substituted or unsubstituted aromatic hydrocarbon group with 6 to 60 carbon atoms or a group represented by the general formula (g2), where Ar 1 and Ar 2 do not contain a dibenzothiophene skeleton where R 11 to R 18independently represent hydrogen, a hydrocarbon group with 1 to 6 carbon atoms, a cyclic hydrocarbon group with 3 to 6 carbon atoms, an alkoxy group with 1 to 6 carbon atoms, a cyano group, halogen, a haloalkyl group with 1 to 6 carbon atoms, or a substituted or unsubstituted aromatic hydrocarbon group with 6 to 60 carbon atoms, and where one of Z 1 and Z 2 bonded to a nitrogen atom in the general formula (g1) and the other being hydrogen, a cyclic hydrocarbon group with 3 to 6 carbon atoms, an alkoxy group with 1 to 6 carbon atoms, a cyano group, halogen, a haloalkyl group with 1 to 6 carbon atoms, a hydrocarbon group with 1 to 6 carbon atoms or a substituted or unsubstituted aromatic hydrocarbon group with 6 to 60 carbon atoms.

A composition comprising a disilylamine precursor, the disilylamine precursor comprising a functional group attached to a nitrogen atom of the disilylamine precursor, the functional group comprising alkyl, alkenyl, alkynyl, cycloalkyl, aryl, or benzyl. Related methods are provided, including methods for forming the disilylamine precursor, and methods for vapor deposition.

This solid electrolyte contains: a molecular crystal that contains an alkali metal salt and an organic molecule which has at least one atom selected from the group consisting of sulfur atoms, oxygen atoms, nitrogen atoms, and phosphorus atoms; and a fluorine-containing polymer. The solid electrolyte has a diffraction spectrum derived from the molecular crystal in X-ray diffraction.

Provided is a composition which contains a base generator and a polymerizable compound. The base generator contains a salt of a cation and an anion. The cation contains a carbonyl group and a partial structure comprising: a carbon atom; a nitrogen atom N1 bonded via a single bond to the carbon atom; and a nitrogen atom N2 bonded via a double bond to the carbon atom. The polymerizable compound contains a polyiso(thio)cyanate compound and a polythiol compound.

To provide a resin composition derived from a used sanitary article containing excrement which has improved moldability, workability, flame retardance and sanitation and safety, and is usable for various applications suitable for material recycling and thermal recycling.SOLUTION: A resin composition derived from a used sanitary article containing excrement contains a soluble component and an insoluble component. The ratio of the soluble component is 80 to 90 mass%. The ratio of the insoluble component is 10 to 19 mass%. The ratio of the nitrogen atom contained in the resin composition is less than 0.5 mass%.SELECTED DRAWING: Figure 1

The invention relates to the technical field of hydrogen storage of organic aromatic hydrocarbon molecules, in particular to a derivative of a benzopyrrole compound, a preparation method and application of the derivative, a hydrogen storage method and a hydrogen release method. The chemical structural formula of the derivative is selected from one of M1, M2, M3, M4, M5R and M5S, wherein when the chemical structural formula of the derivative is M1, M2, M3, M5R or M5S, A is selected from a saturated alkyl chain with the carbon number of 1-6 or an unsaturated alkyl chain with the carbon number of 2-6; when the chemical structural formula of the derivative is M4, A is selected from a saturated alkyl chain with the carbon number of 1-6, an unsaturated alkyl chain with the carbon number of 2-6 or boron. Compared with azacyclo-organic molecular materials (carbazoles and indoles) which exist in the field of organic hydrogen storage and are massively researched, the azacyclo-aromatic organic molecular material containing the double nitrogen atoms, which can generate a bridging structure between the double nitrogen atoms and can be used for hydrogen storage, is provided for the first time; and the material is large in hydrogen storage capacity and low in melting point.

A high-purity tin composition that can maintain high purity for a long time, in which decomposition of a triaminotin compound is suppressed and high purity of the triaminotin compound is maintained, is provided. The tin composition contains 95 mol % or more of a triaminotin compound having formula (1) in terms of tin atoms, and 0.001 to 0.5 mol % of a tetraaminotin compound having formula (2) in terms of tin atoms:R is a hydrocarbon group having 1 to 30 carbon atoms which is optionally substituted with a halogen, an oxygen atom, or a nitrogen atom, and R's are each a hydrocarbon group having 1 to 10 carbon atoms and may be identical or different from each other; two R's on the same nitrogen atom may be bonded to each other to form a 3- to 7-membered ring containing nitrogen.

The composition includes an acrylic monomer having a carboxylic acid group, an acrylic monomer having a hydroxyl group, at least one of an alkyl acrylate or alkyl methacrylate, and from 15 to 22 percent by weight of a compound composed of divalent segments L and at least two X groups. The divalent segments L are represented by formula L. Each segment L is independently directly bonded to two secondary N atoms, two tertiary N atoms, or a secondary and a tertiary N atom. Each R1 represents an alkylene group having from 1 to 4 carbon atoms, and at least some of the R1 groups are —CH2—CH2—CH2—CH2—. Each X group is independently represented by the formula CH2═C(R)—C(O)—O—V—W—C(O)—. Articles and methods using the composition are also described.

The method comprises the following steps: firstly, putting a catalyst into a reaction system, and introducing a nitrogen source and a hydrogen source; wherein the catalyst comprises a carrier and a heterojunction material loaded on the surface of the carrier; and then illuminating, heating and applying an electric field to the reaction system at the same time, so that the N = N bond or N = O bond in the reaction system is adsorbed and cracked, and the ammonia is catalytically synthesized. The heterojunction material has a metal property, a thermoelectric property and heterojunction interface double active sites, and photoproduction local oscillation photoproduction of the metal heterojunction is precisely enriched at the interface double active sites under the thermoelectric synergistic effect, so that the charge density of the interface double active sites is remarkably improved; a traditional activation mode of single nitrogen atom in a single site adsorption N = N bond or N = O bond is changed, heterojunction interface charge-rich double-site synergistic adsorption and splitting of the N = N bond or N = O bond are realized, and a nitrogen source activation energy barrier is reduced, so that the yield of synthesis ammonia is remarkably improved.

The invention discloses a compound and a preparation method thereof and an electronic device, the molecular structure general formula of the compound is shown in the specification, R is selected from one of the following structures, X1-X2 are respectively and independently selected from one of oxygen atoms, sulfur atoms, selenium atoms and nitrogen atoms, and X is a positive integer. X < 3 > to X < 4 > are respectively and independently selected from one of the following structures; and X < 5 > to X < 6 > are respectively and independently selected from any one of alkyl groups. According to the compound provided by the invention, the electron pushing and pulling capability in the compound is adjusted by changing the structures of a donor and an acceptor, so that the purpose of regulating and controlling molecular electron cloud distribution and energy level is achieved, and key physical properties such as emission wavelength, radiative transition rate (kr) and backlash crossing rate (kRISC) of a material are systematically regulated and controlled. The compound as a guest material of a luminescent layer has good comprehensive performance when being applied to organic electroluminescent devices for solution processing and vacuum evaporation.

When a compound represented by the following general formula is used, an organic light-emitting device having excellent characteristics can be provided. One or more of R1 to R5 represent a cyano group, and two or more represent a donor group; X1 to X3 represent N or C(R); R represents H, D, or a substituent; one or more of Ar1 and Ar2 represent a group bonding via a benzene ring that has a donor group bonding via a nitrogen atom; and L1 represents a single bond or a linking group.