487 results about "Hydrogen atom" patented technology

The invention discloses a hydrogen embrittlement-resistant welding wire for tailor welding of ultrahigh-strength aluminum-silicon coating hot-formed steel and a welding method, and belongs to the technical field of metal materials. 5.0%-7.0% of Ni; 0.3%-0.6% of Mo; 0.08% to 0.12% of Nb; mo, Nb and C react to form Mo2C / NbC nanophase fixed free hydrogen; 0.05%-0.1% of V: carrying out a reaction to form VC nanophase fixed free hydrogen; 0.5% to 0.8% of La; 0.3%-0.5% of Ce; 0.1%-0.5% of Ti; according to the invention, hydrogen atoms diffused in the welding process can be captured, the hydrogen content in a welding seam is obviously reduced, and the diffusible hydrogen amount is reduced by more than 40% under the hydrogen capturing effect of retained austenite, so that the hydrogen-induced crack sensitivity is reduced by 70%.

A high thermal conductive silicone composition including: (A) an organopolysiloxane having at least two aliphatic unsaturated hydrocarbon groups in one molecule and a kinematic viscosity at 25 C of 100 to 100,000 mm2 / s; (B) an aluminum powder having an average particle size of 50 μm or more; (C) a thermal conductive filler having an average particle size of 0.1 to less than 50 μm; (D) an organohydrogenpolysiloxane having two or more hydrogen atoms bonded to a silicon atom (Si—H groups) in one molecule; (E) a hydrolyzable organopolysiloxane represented by the following general formula (1); and (F) a platinum group metal catalyst having an effective amount. The high thermal conductive silicone composition can conform to the warpage of a substrate due to an increased material thickness and can maintain heat dissipation performance due to a high thermal conductivity.

The invention discloses a method for predicting hydrogen diffusion of a multi-coating material on the surface of a material in a vacuum environment, and belongs to the technical field of hydrogen diffusion of materials. On the basis of a hydrogen atom diffusion mass transfer theory in a single-layer matrix material, a hydrogen atom diffusion mass transfer model of the double-coating material is constructed. The hydrogen atom diffusion differential equation, the capture / removal differential equation and the boundary desorption / adsorption differential equation of the single-layer matrix material are established in combination with respective material parameters corresponding to different materials of each layer, boundary condition parameters are introduced into an interlayer interface, the flux continuity and concentration transition relation between the matrix and the plating layer is processed, and the plating layer is obtained. And further obtaining the hydrogen concentration distribution and the dynamic hydrogen release rate in the multi-coating material. The prediction method disclosed by the invention is suitable for any coating combination, can quickly migrate only by replacing material data, and is suitable for multiple fields such as electronic packaging, vacuum devices, hydrogen fuel cells and the like.

A deuterated composition, a preparation method therefor, a light-emitting layer, and an organic light-emitting device, relating to the field of organic light-emitting materials. The deuterated composition comprises different deuterated compounds of a compound represented by formula I, wherein in formula I, Ar1 is selected from phenyl or naphthyl. For the different deuterated compounds of the same compound, the average deuteration rate of deuterium-exchangeable hydrogen atoms on Ar1 and anthryl is greater than 98%, and the average deuteration rate of deuterium-exchangeable hydrogen atoms on phenanthryl is 96%-98%. When the deuterated composition is used as a light-emitting material of organic light-emitting devices, the service lifetime of the devices is significantly prolonged.

The invention provides a method and a device for testing hydrogen doping of a buried steel pipe under a cathode protection condition. The method and the device solve the technical problem that an internal hydrogen permeation-external hydrogen adsorption synergistic effect mechanism faced by a buried pipeline cannot be reflected in an existing test. The method comprises the following steps: establishing a dual test environment under a cathode protection condition, forming a control group and an experimental group of a corrosion test piece to be tested, deploying the control group in a single soil environment, and deploying the experimental group in internal and external hydrogen environments; the power-on potential and the power-off potential are continuously monitored in the dual test process; quantitative comparison of key parameters of the control group and the experimental group is formed according to the double test periods; and constructing a multiple regression model according to the key parameters in combination with potential correction data to quantify the correlation between the corrosion rate and the hydrogen embrittlement sensitivity. The double-environment coupling effect in the actual operation of the pipeline is synchronously simulated, and the diffusion path difference of hydrogen atoms in metal lattices and the influence of double-environment superposition on the corrosion rate are more truly reflected.

Provided is new technical means capable of obtaining a thermally conductive silicone composition or a cured product thereof having good adhesion properties even when a plastic material or the like is present on an adherend. A composition set for use in a thermally conductive silicone composition, includes a first composition and a second composition. Herein, the first composition includes (A) a diorganopolysiloxane having an alkenyl group bonded to a silicon atom at a molecular chain terminal, (D) an addition reaction catalyst, and (E) a thermally conductive filler, and the second composition includes (A) a diorganopolysiloxane having an alkenyl group bonded to a silicon atom at a molecular chain terminal, (B) a diorganohydrogenpolysiloxane having a hydrogen atom bonded to a silicon atom at a molecular chain terminal and having no cyclic group, (C) an organohydrogensiloxane having a ratio (Si(Cy) / Si(H)) of the number of silicon atoms to which a cyclic group is bonded to the number of silicon atoms to which a hydrogen atom is bonded of 0.15 or more, and (E) a thermally conductive filler. The content of the component (E) in the thermally conductive silicone composition is (50) parts by mass or more relative to (100) parts by mass of the thermally conductive silicone composition.

A compound having a structure represented by general formula (1). In general formula (1), R101 to R121 are each independently a hydrogen atom or a substituent, where R101 to R121 are not a substituted or unsubstituted N-carbazolyl group. The structure represented by general formula (1) has at least one group represented by general formula (2). In general formula (2), at least one of X1-X5 is represented by a nitrogen atom.

As a charge-transporting varnish for forming a charge-transporting thin film with excellent hole transport properties, a charge-transporting varnish is provided, comprising copper halide (I) or pseudo-copper halide (I), one of an amine selected from formulas (1) to (3), SiO2 nanoparticles, and a solvent. (where R...) 1 ~R 4 Each can independently represent a hydrogen atom or an alkyl group having 1 to 6 carbon atoms. L represents an alkylene group having 3 to 8 carbon atoms, and oxygen atoms may be present between the carbon atoms in the aforementioned alkylene groups. However, there must be at least 3 carbon atoms between H₂N⁻ and -OH. R 5 ~R 6 Each of these can independently represent an alkyl group having 1 to 6 carbon atoms that can be replaced by a hydroxyl group, and oxygen atoms may be present between the carbon atoms of these alkyl groups. However, R 5 and R 6 (At least one alkyl group is substituted with a hydroxyl group, or an oxygen atom is present between carbon atoms.)

The present disclosure is characterized by being represented by general formula G1. In general formula G1, ring C is an aromatic hydrocarbon ring or a heteroaromatic ring. A11-A15 and A21-A25 are each independently selected from the group consisting of CRA and a nitrogen atom. RA represents a hydrogen atom or a substituent of various types. When RA exists in a quantity of more than one, the plurality of RAs may be the same or different from each other. X1 and X2 are each independently selected from the group consisting of an oxygen atom, a sulfur atom, a tellurium atom, a selenium atom, and NRB. RB represents a hydrogen atom or a substituent of various types. When RB exists in a quantity of more than one, the plurality of RBs may be the same or different from each other. RAs adjacent to each other or RA and RB adjacent to each other are optionally bonded to form a ring.

The method for depositing a thin film includes: supplying a precursor into a cavity to be adsorbed onto a substrate; purifying the inside of the cavity; and supplying a reactant into the cavity to react with the precursor to form a thin film and fill the gap portion, the precursor being formed by mixing 1-5 moles of a compound represented by Chemical Formula 1 or Chemical Formula 2 and 1-5 moles of a metal compound, <Chemical Formula 1> wherein X is O or S, and R1 or R2 is each independently selected from an alkyl group having 1-8 carbon atoms, a cycloalkyl group having 3-6 carbon atoms, and an aryl group having 6-12 carbon atoms, <Chemical Formula 2> wherein X is O or S, n is 1-5, and R1-R4 is each independently selected from a hydrogen atom, an alkyl group having 1-5 carbon atoms, a cycloalkyl group having 3-6 carbon atoms, and an aryl group having 6-12 carbon atoms.

Provided are: composite copper particles suitable for use as a raw material for a paste that can be sintered even in an inert atmosphere and that can be used in a non-pressure bonding method; and a bonding member containing the paste; and a method for producing the composite copper particles. The present invention is a composite copper particle containing a copper particle, a monocarboxylic acid or a salt thereof, and a compound represented by general formula 1: R1 (OCH2CH2) nOR2 (in the formula, R1 represents an alkyl group, an aryl group, or a hydrogen atom, R2 represents an alkyl group, an aryl group, a hydrogen atom, or an acetyl group, and n is an integer of 1-4 (inclusive), but not the case where both R1 and R2 are a hydrogen atom), and a compound represented by general formula 1: R1 (OCH2CH2) nOR2 (in the formula, R1 represents an alkyl group, an aryl group, or a hydrogen atom, R2 represents an alkyl group, an aryl group, a hydrogen atom, or an acetyl group). The average particle diameter of the composite copper particles measured by a scanning electron microscope is 170 nm or more and 600 nm or less.

The present disclosure aims to provide a perovskite composition that can obtain a crystalline film that is flat, free of voids, and has high power generation efficiency. [Solution] The perovskite composition according to this embodiment comprises a perovskite compound precursor, a first component which is a solvent for the perovskite compound precursor, and at least one second component selected from the group consisting of nitrogen-containing pyridines and 4-tert-butylpyridine. The nitrogen-containing pyridines are compounds in which a first nitrogen-containing group is bonded to one of the ortho, meta, or para positions of a pyridine ring, and a hydrogen atom is bonded to a position other than the position to which the first nitrogen-containing group is bonded, or at least one of the positions other than the position to which the first nitrogen-containing group is bonded is bonded to one selected from the group consisting of a carbon-containing group, a second nitrogen-containing group, and an alkoxy group.

A two-dimensional particle that includes: one or plural layers that comprise a layer body represented by: MmXn, wherein Mis 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 1 to 4; and m is more than n but not more than 5, a modifier or terminal T exists on a surface of the layer body, wherein T is at least one selected from a hydroxyl group, a fluorine atom, a chlorine atom, an iodine atom, an oxygen atom, a chlorine atom, a phosphorus atom, and a hydrogen atom; and a hydrocarbon compound exists on the one or plural layers.

The application discloses a method and device for obtaining local gas temperature and equivalence ratio of a combustion field. Laser-induced breakdown spectroscopy technology is used to form a target plasma by laser-induced breakdown of a flame to be measured. Firstly, reference signals of the target plasma are collected to obtain a reference signal set, and current hydrogen atomic spectral line broadening and current plasma temperature of the target plasma are calculated. Then, the reference signals are input into a gas temperature characterization model to obtain a local gas temperature. The reference signals and spectral line intensities are input into a spectral line intensity correction model to obtain a corrected spectral line intensity set. Finally, the corrected spectral line intensity set, the current plasma temperature and the current hydrogen atomic spectral line broadening are input into an equivalence ratio measurement model to obtain the equivalence ratio of the flame to be measured. Through step-by-step correction of spectral intensity, the application can avoid the influence of temperature on equivalence ratio measurement, improve the accuracy of equivalence ratio measurement, and realize local gas temperature measurement.

To provide an addition-curable silicone composition having good flowability even when a polyorganosiloxane containing a fluoroalkyl group is highly filled with a filler.SOLUTION: The addition-curable silicone composition contains (A) a specific linear organopolysiloxane, (B) an organosilicon compound having two or more hydrogen atoms bonded to silicon atoms in one molecule and having no alkenyl group, (C) 10 to 1,000 parts by mass of one or more fillers selected from titanium oxide, silica, and alumina based on 100 parts by mass of the component (A), (D) an organopolysiloxane represented by the following formula (1), and (E) a platinum group metal-based catalyst. The total number of hydrogen atoms bonded to silicon atoms in component (B) is 0.5 to 3.0 times.SELECTED DRAWING: None

Provided is a novel curable organopolysiloxane composition and the like that can be used in the production of semiconductor components and the like. A curable organopolysiloxane composition comprising: (A1) an organopolysiloxane having no curable functional group having an aliphatic unsaturated bond within the molecule, and containing at least 20 mol% or more of siloxane units represented by SiO 4 / 2 (A1-1) in the total siloxane units; (A2) an organopolysiloxane having at least one monovalent hydrocarbon group having an aliphatic unsaturated bond in one molecule; (B) an organohydrogenpolysiloxane containing at least two silicon-bonded hydrogen atoms in one molecule; (C) a first hydrosilylation catalyst that exhibits activity by irradiation of high-energy rays; and (D) a second hydrosilylation catalyst microencapsulated by a thermoplastic resin having a softening point in the temperature range of 50 to 200°C.

To provide a recording material in which a printing part is excellent in water resistance and alcohol resistance.SOLUTION: There are provided a developer containing a compound represented by the following general formula (1) (wherein, n represents 0 to 2. R1 represents a halogen atom, a straight or branched chain alkyl group having 1 to 8 carbon atoms, a straight or branched chain alkoxy group having 1 to 8 carbon atoms or a substituent of the formula (2). R2 represents a hydrogen atom, an alkyl group which may be substituted or an aryl group which may be substituted.), a recording material containing the developer, a thermosensitive recording layer containing the recording material and a thermosensitive recording paper having the thermosensitive recording layer.SELECTED DRAWING: None

The present invention provides a positive photosensitive resin composition comprising: (A) an alkali-soluble resin; (B) a photo-acid generator which is a compound that generates an acid by light; and (C) a thermal crosslinking agent which is a compound that crosslinks the alkali-soluble resin by heat. The alkali-soluble resin comprises a constitutional unit which is a group obtained by removing one or more hydrogen atoms from a bisphenylimide compound represented by the following formula (I). R 1 and R 2 are each independently a hydroxyphenyl group represented by the following formula (1a) or (1b).

Provided is an adhesive composition for laminated optical films, which is used for bonding at least two optical films, and which contains a curable component, metal oxide particles, and a compound represented by general formula (1) (wherein X represents a reactive group; (In the formula, Y represents an alkylene group having 1-12 carbon atoms and optionally having a branched chain, or a phenylene group optionally having a substituent, and R1 and R2 each independently represent a hydrogen atom, an aliphatic hydrocarbon group optionally having a substituent, an aryl group, or a heterocyclic group).

Disclosed is a method with which it is possible to relatively easily manufacture a member having a recessed structure that is close to a vertical structure. This method for manufacturing a member having a recessed structure includes: (1) installing a catalyst material (130) on a part of a first surface (112) of a workpiece (110), wherein the first surface (112) contains silicon (Si), and oxygen (O) and / or nitrogen (N), and the catalyst material (130) contains an organic molecule; and (2) exposing the workpiece (110) to a fluorine-containing gas at 80°C or higher. After the step (2), a recessed structure (150) is formed in a part of the first surface (112). With respect to the organic molecule, the value of the distance dHF between the hydrogen atom and the fluorine atom in a hydrogen fluoride molecule when an adsorption structure is assumed is 0.965 (Å) or more as calculated using the 6-31 + G(d) basis function and the B3LYP correlation-exchange functional.

Provided is a novel organic compound with which it is possible to provide a light emitting device that has good heat resistance. Provided is an organic compound represented by general formula (G1). With respect to the organic compound represented by general formula (G1), at least one of R1 to R14 is a group represented by general formula (g1), and the rest are each independently a hydrogen atom, a deuterium atom, an alkyl group having 1 to 10 carbon atoms, a monovalent aromatic hydrocarbon group having 6 to 30 carbon atoms, or a monovalent heteroaromatic group having 1 to 30 carbon atoms. In addition, R21 to R28 are each independently a hydrogen atom, a deuterium atom, an alkyl group having 1 to 10 carbon atoms, a cycloalkyl group having 3 to 10 carbon atoms, an alkoxy group having 1 to 10 carbon atoms, a monovalent aromatic hydrocarbon group having 6 to 30 carbon atoms, a monovalent heteroaromatic group having 1 to 30 carbon atoms, or the like. In addition, Ar represents a substituted or unsubstituted divalent aromatic hydrocarbon group having 6 to 25 carbon atoms, and m represents an integer of 0 to 2.

The invention discloses a circularly polarized light-emitting supramolecular self-assembly crystalline material as well as a preparation method and application of the circularly polarized light-emitting supramolecular self-assembly crystalline material. The supramolecular assembly crystalline material comprises a three-dimensional structure, and the three-dimensional structure is connected through a hydrogen bond formed between a hydrogen atom in a chiral secondary structure unit and an oxygen atom in a sulfonic acid group of 4, 4 '-bis (2-sulfostyryl) biphenyl disodium CBS. The crystalline material disclosed by the invention shows excellent chiral optical properties, good solvent stability and a remarkable luminous asymmetric factor; the circularly polarized light-emitting film material prepared from the material can effectively realize transmission and amplification of crystal optical performance.

An apparatus includes a porous substrate and a multi-layer membrane. The porous substrate has a pore structure configured to allow diffusion of hydrogen molecules through the porous substrate. The multi-layer membrane is configured to, in response to contacting a hydrogen molecule present in the gas stream, split the hydrogen molecule into at least one of hydrogen atoms or protons. The multi-layer membrane is configured to allow passage of the hydrogen atoms or protons through the multi-layer membrane while blocking passage of compounds that may be present in the gas stream that are larger than hydrogen molecules. The hydrogen atoms or protons, after passing through the multi-layer membrane, combine to reform the hydrogen molecule. The multi-layer membrane includes a first metallic layer, an intermediate layer, and a second metallic layer.

The purpose of the present invention is to provide: a coating fluid for forming a porous film having excellent film strength; and a member including the porous film. The coating fluid is characterized by comprising inorganic oxide particles, an inorganic-binder composition, and a sulfonyl compound, wherein the sulfonyl compound is represented by formula 1 or formula 2. (R1 and R2 are organic groups and R1 and / or R2 is a group including a conjugated structure, the conjugated structure being directly bonded to the S atom.) (In formula 2, R3 to R6 are each a hydrogen atom or any group.)

The present application discloses a polymer, a separator film, a pole piece, a battery, and an electric device, the polymer comprising a first organic polymer and a second organic polymer, the polymerized monomers of the first organic polymer comprising a first polymerized monomer, a second polymerized monomer, and a third polymerized monomer, the polymerized monomers of the second organic polymer comprising the first polymerized monomer, the third polymerized monomer, and a fourth polymerized monomer, the structure of the first polymerized monomer comprising (I), wherein R1 comprises a hydrogen atom or an alkyl group of 1 to 18 carbon atoms, and R2 comprises a hydrogen atom or an alkyl group of 1 to 18 carbon atoms. the structure of the second polymerizable monomer comprises (II), R3 comprises a hydrogen atom or a substituted or unsubstituted alkyl group of 1 to 18 carbon atoms, the structure of the third polymerizable monomer comprises (III), R4 comprises a hydrogen atom or an alkyl group of 1 to 6 carbon atoms, R5 comprises a hydrogen atom, a hydroxy group-substituted alkyl group of 1 to 6 carbon atoms, or an alkoxy group of 1 to 6 carbon atoms, the structure of the fourth polymerizable monomer comprises (IV), R6 comprises a hydrogen atom or an alkyl group of 1 to 6 carbon atoms.

The present invention provides a resin that has liquid repellency and that can be insolubilized with respect to a solvent by photocrosslinking with a low exposure amount. A resin according to the present invention comprises a repeating unit that is represented by formula (1) and a repeating unit that contains a silicon atom but does not contain a fluorine atom. (In formula (1), R1 represents a methyl group or the like, L1 represents a divalent linking group or the like, A represents an m-valent linking group, and R2 to R6 each represent a hydrogen atom or the like. m represents an integer of not less than 2, and n represents an integer of m-1.)

The invention discloses a preparation method and photocatalytic application of a metal viologen derivative framework for catalyzing C-H bond activation oxidative coupling, and belongs to the technical field of photocatalytic materials. In the preparation method, Zn < 2 + > is selected as a metal node, a viologen derivative with an excellent oxygen activation function is selected as a ligand, and a metal viologen derivative framework Zn-bcbpy is obtained through coordination by a solvent evaporation method. The viologen derivative can effectively activate molecular oxygen to generate superoxide free radicals, and then selective activation of C-H bonds is achieved through a hydrogen atom transfer mechanism. Through optimization of reaction conditions, under irradiation of blue light, the reaction yield of the Zn-bcbpy catalytic substrate is 55%, the Zn-bcbpy catalytic substrate can be stably recycled for five times, and good photocatalytic response performance of the catalyst is proved through electrochemical and impedance experiments.

Provided is a plasma etching method with which it is possible to etch silicon at a high etching rate by using iodine fluoride in the presence of a carbon material or a silicon oxide material. This plasma etching method comprises an etching step for performing plasma etching of silicon in the presence of a carbon material or a silicon oxide material by using plasma obtained by converting an etching gas into plasma. The etching gas contains iodine fluoride and a hydrogen-containing compound. The hydrogen-containing compound is a compound that has a hydrogen atom in a molecule and does not have an oxygen atom in the molecule.

It is provided that a particulate hydrophilic resin that can be produced under mild conditions, and that has a small load on the environment. A resin particle comprising a crosslinked structure in which at least one of monomers represented by the following general formula (1) and a polyfunctional ethylenically unsaturated monomer are crosslinked,wherein R1 represents an alkyl group having 1 to 4 carbon atoms, a hydrogen atom, an alkali metal atom, or an ammonium.

The invention provides an aryl alkyl ketoxime derivative as well as a preparation method and application thereof, and relates to the field of aryl oxime derivatives. The preparation method of the aryl alkyl ketoxime derivative comprises the following steps: by taking potassium formate as an additive, carrying out free radical reaction on a compound I and a compound II under ultraviolet irradiation in the presence of tert-butyl nitrite to obtain the aryl alkyl ketoxime derivative, the compound I is substituted iodobenzene or iodopyridine; the compound II is substituted styrene or thienyl ethylene; wherein a hydrogen atom transfer / single electron transfer relay sequence is utilized to activate a compound I, and tert-butyl nitrite is adopted as a bifunctional reagent, and is used as a hydrogen atom transfer reagent and an oxime source. According to the preparation method of the aryl alkyl ketoxime derivative, pre-functionalization is not needed, a reaction substrate is wide in universality and good in compatibility, reaction conditions are mild, operation is easy and convenient, a target product can be efficiently and rapidly prepared on the premise of high yield, and a new way is provided for oxime synthesis.