165 results about "Periodic table" patented technology

Naphtha reforming catalysts are described. The catalyst includes a support comprising a solid solution or a homogenous mixture of atoms in solid state having a single crystal structure comprising AI2O3, and / or 0.01 to 3 wt% of a first metal of Group 2 or Group 15 of the Periodic Table, or a combination thereof. It also includes 0.05 to 5.0 wt% Pt and 0.05 to 5.0 wt% Re; 0.01 to 2 wt% of at least one additional metal from Groups 1, 2, 3, 9, or 15 of the Periodic Table, or combinations thereof; 0.03 to 1.0 wt% S; and 0.5 to 2 wt% of a halogen. The catalyst has an average bulk density in a range of 0.25 - 1.50 g / cc and a surface area in a range of 50-300 m2 / g. Catalytic reforming processes are also described.

The present invention addresses the problem of providing a metal carbide sintered body in which the occurrence of cracks is suppressed. Also provided is a method for producing a metal carbide sintered compact in which the occurrence of cracks is suppressed. This problem is solved by a metal carbide sintered body of at least one metal selected from the group consisting of Group 4 and Group 5 elements of the periodic table, the average particle diameter of the particles in the first region being 3.5-9.5 [mu] m, and the average particle diameter of the particles in the second region being 3.5-9.5 [mu] m. The ratio of the average particle diameter of the particles in the second region to the average particle diameter of the particles in the first region is from 0.75 to 1.0 (inclusive). Furthermore, this problem is solved by a method for producing a sintered carbide, the method comprising: a step for adding a carbon powder to a mixed powder of a SiO2 powder and a metal carbide of at least one metal selected from the group consisting of Group 4 and Group 5 elements of the periodic table; and a step for sintering the mixture to which the carbon powder has been added, the amount of the carbon powder added being 0.30-3.00 parts by mass (inclusive) per 100 parts by mass of the mixed powder.

Provided is a sputtering member composed of an alloy of Co and a group 5 element in the periodic table, such as a Co-Nb alloy, capable of suppressing particles generated during sputtering. This sputtering member contains not less than 1 at% but less than 25 at% of Nb, the remaining portion being Co and unavoidable impurities. The sputtering member has a relative density of 99.7% or more. This sputtering member contains not less than 1 at% but less than 25 at% of the total of one or more of V, Nb, and Ta, the remaining portion being Co and unavoidable impurities. The sputtering member has a relative density of 99.7% or more.

The present invention relates to a sulfide solid electrolyte which has a crystal phase containing a crystal that is represented by composition formula RaMbScXd (wherein 3 ≤ a ≤ 7, b = 1, 3 ≤ c ≤ 6, 0.1 ≤ d ≤ 2, R represents an alkali metal element, M represents an element which can have a four-coordinate structure with S and is selected from among the elements in groups 2 to 15 of the periodic table, S represents elemental sulfur, and X represents a halogen element), wherein: in the composition formula, M is composed of a total of three or more elements that include a group 14 element MA and a group 15 element MB; the crystal has three or more tetrahedral structures that include MAS4 and MBS4; and the proportion of Ge in M in the crystal is 0.05 or less in terms of the molar ratio.

The invention discloses a processing method for manufacturing a novel powder material through controlled atom spraying. In the method, the material (target) to be deposited may be selected from any element in the periodic table of elements or from a combination of at least two elements. The material to be deposited is referred to as a base material or substrate, which may be selected from polymers, metals, semiconductors, ceramics, molecular sieves, perovskite, MOFs, carbonaceous materials, or any type or class of powder material having a vapor pressure of less than 10 <-1 > mbar. The processing method taught in the invention describes a means of planning and implementing different coating structures on a substrate (substrate) by defining and controlling the production process. As a result, a plurality of novel materials having a plurality of novel properties and predetermined properties can be obtained.

This invention relates to a thermoplastic composition comprising: a) 20 to 90 wt% of a thermoplastic resin, b) a laser-direct structuring additive, c) optionally, ceramic filler particles without laser-direct structuring additive function, and d) 0.1 to 5.0 wt% of an acid-modified polymer, wherein b) comprises b1) a conductive metal oxide, wherein the conductive oxide has a maximum of 5 x 10⁻⁶ ppm. 3 The resistivity is Ω·cm, and it contains at least a metal of Group n and Group (n+1) of the periodic table, where n is an integer from 3 to 13, and / or b2) calcium copper titanate.

The present invention relates to a method for preparing a catalyst, comprising: a) a step of preparing an acidified organic solution comprising: a metal precursor of a metallic element chosen from the elements of groups 3, 4 and 5 of the periodic table, a multifunctionalized ketone additive, said metal precursor and said multifunctionalized ketone additive being present in the acidified organic solution in amounts such that the additive / metal molar ratio is greater than or equal to 1; b) a step of depositing said metal precursor on an oxide matrix, by bringing the acidified organic solution into contact with said oxide matrix; then c) a heat treatment step. The present invention also relates to the catalyst obtained and its use for converting a feedstock comprising ethanol into butadiene.

A compound represented by the Formula 1 and having an argyrodite-type crystal structure:LiaM1xM2wPSyM3z  Formula 1wherein M1 is at least one element of Group 2 or Group 11 of the periodic table, M2 is at least one metal element other than Li of Group 1 of the periodic table, M3 is at least one element of Group 17 of the periodic table, and wherein 4≤a≤8, 0<x<0.5, 0≤w<0.5, 3≤y≤7, and 0≤z≤2.

The present invention relates to a method for preparing a catalyst, comprising: • a) a step of preparing an aqueous impregnation solution comprising: • a metal precursor of a metal element chosen from the elements of groups 3, 4 and 5 of the periodic table such as tantalum, • at least one multifunctional acid additive, comprising a carboxylic acid or ester function and at least one second chemical function in the alpha or beta position, and • an aqueous solvent; the metal precursor and the multifunctional acid additive being present in the aqueous solution in amounts such that the additive / metal molar ratio is greater than or equal to 5; • b) a step of depositing the metal precursor on an oxide matrix, by placing the aqueous solution in contact with the oxide matrix; and then • c) a thermal treatment step. The present invention also relates to the catalyst obtained and to the use thereof for converting a feedstock comprising ethanol into butadiene.

A catalyst used for converting a heavy hydrocarbon, wherein the catalyst includes an extrudate having a co-mulled mixture of an inorganic oxide; and at least one metal from Group VIB and at least one metal from Group VIII of the Periodic Table of Elements. An atomic ratio of the at least one metal from Group VIII to the at least one metal from Group VIB is in the range of from 0.0 to 0.3, and the catalyst has a pore structure such that 15 vol.% to 25 vol.% of the total pore volume is present in pores of a diameter greater than 1,000 A and a surface area of that is greater than 150 square meters (m2) / gram (g) and less than 240 m2 / g.

A process for separating one or more elements among the rare-earth elements from other metals in columns 4 to 14 of the Periodic Table of the Elements, in admixture in aqueous solution. The process uses a polyethyleneimine-CS2 adduct in the form of a salt and involves liquid / solid separation to obtain a solid predominantly containing the rare-earth elements.

ELECTROLYTIC HYDROGEN PURIFICATION The present invention relates to a method for purifying a hydrogen stream contaminated by water, oxygen, and optionally nitrogen. The method comprises contacting the hydrogen stream to be purified with a zeolitic adsorbent material comprising at least one metal selected from the metals of columns 3 to 12 of the Periodic Table of Elements, in its zero-valence metallic form, or in its oxidized or reduced form, and recovering the purified hydrogen stream. The invention also relates to the use of a zeolitic adsorbent material comprising at least one metal from columns 3 to 12 of the Periodic Table of Elements for hydrogen purification, as well as the use of hydrogen thus purified in industrial processes. Fig.: None

The embodiment of the present application provides a kind of phase change material and its manufacturing method, phase change memory and its manufacturing method, wherein the phase change material includes: first doped element, second doped element and phase change bulk material;Wherein, the first doped element and the second doped element can form chemical bond with the element in the phase change bulk material;The bond energy of the chemical bond formed is greater than the bond energy of the chemical bond between elements in the phase change bulk material;The first doped element and the second doped element belong to the elements of different groups in periodic table.The embodiment of the present application can improve the amorphous thermal stability and data retention of phase change material, so as to improve the electrical performance of phase change memory.

A semiconductor layer and a method and an apparatus for its manufacturing are disclosed. The semiconductor layer includes at least one compound of the formula M1aM21-aN, where M1 is selected from group 13 of the periodic table and M2 is selected from the group including scandium, yttrium, erbium, and europium and where the parameter a is selected between 0.01 and 0.99. The method includes supplying a first precursor into a reaction chamber, the first precursor including at least M2 and being supplied to the reaction chamber at a molar flow rate of at least 1·10−6 mol / min by providing the first precursor by means of a first bubbler from which it is evaporated and supplied to the reaction chamber, the temperature of the first bubbler being more than 90° C.

A high-toughness cermet and a method for producing the same are provided. [Solution] A high-toughness cermet is (1) primarily composed of titanium carbide, nitride, carbonitride, or any composition thereof, and (2) a carbide, nitride, carbonitride, or any composition thereof of at least one metal element selected from Groups IVB, VB, and VIB of the periodic table excluding titanium, and when (1) and (2) are different, the high-toughness cermet comprises a hard phase which is a nitride, a binder phase which is at least two transition metals, cobalt, nickel, and iron, and a metal reinforcer which is at least two of tantalum, niobium, manganese, ruthenium, rhenium, yttrium, and cerium, and at least one of tantalum, niobium, and manganese, and which is finely and uniformly dispersed throughout the microstructure of the cermet, and the hard phase contains dispersion-strengthened hard phase precipitates which are precipitated by reaction of some of the metal elements of the metal reinforcer with carbon.

The present disclosure relates to metallocene complexes of formula (I) wherein Mt is Zr or Hf; x is a sigma ligand; r < 1 >, each independently, equal to or different from each other, is a C1-C20 hydrocarbon group, optionally containing up to two heteroatoms of groups 14-16 of the periodic table, or forming together with the Si atom to which they are attached a C4-C8 ring; r1 and R2'are each independently, equal to or different from each other, a C1-C10-hydrocarbyl group, n are each independently an integer from 1 to 5, R3 and R4 are each independently H, a C1-C10-hydrocarbyl group, or an-OR31,-SR31 or-NR312 group, where R31 is a C1-C10-hydrocarbyl group, where at least one R3 of each phenyl group is not hydrogen and at least one R4 is not hydrogen, R51 'is a C1-C10-hydrocarbyl group, and R6' is C (R61) 3, where R61 is a linear or branched C1-C6-alkyl group.

The invention relates to a cutting tool comprising a support body and a cBN or PCD cutting edge tip, wherein the cBN or PCD cutting edge tip is connected to the support body by a brazing joint of 5-150 pm thickness, the support body is a cemented carbide comprising 3-25 wt% of a metallic binder, optionally up to 25 wt% of a carbide or carbonitride of one or more elements of group 4, 5 or 6 of the periodic table, and the remainder WC, wherein the metallic binder comprises at least 40 wt% of Ni, and wherein the brazing joint comprises in order from the support body: a first layer of TiC, immediately adjacent to the support body, having an average thickness of 10-400 nm; a second layer having an average thickness of 0.5-8 pm comprising on average at least 5 wt% of the metal Ni, on average 25-60 wt% of the metal Cu and on average 15-45 wt% of the metal Ti; and a third layer having an average thickness of 4-145 pm comprising the metal Ag and the metal Cu.

A sintered cemented carbide is composed of: a hard phase having NbC as a main component, the hard phase including a first hard phase composed of a carbide containing at least one element selected from group 4 to 6 elements in the periodic table (provided that Nb is an essential component); and a second hard phase composed of a boride containing at least one element selected from Group 4 to 6 elements in the periodic table; and a binder phase containing at least one element selected from the group consisting of Ni, Co and Fe, in which the sintered cemented carbide contains at least one element (excluding Nb) selected from the group consisting of Group 4 to 6 elements in the periodic table in an amount of 3 to 30 vol% (calculated as carbide) based on the total amount of the hard phase, at least one member selected from the group consisting of Ni, Co, and Fe is contained in an amount of 4-40 vol% as a binder phase component, and B is contained in a mass ratio of 0.3-8% based on the binder phase component.

To provide a novel light-emitting device that offers superior convenience, usefulness, or reliability. [Solution] The present invention provides a light-emitting device having an anode sandwiched between an EL layer on the cathode, the EL layer comprising at least a light-emitting layer and an oxidation-resistant layer on the light-emitting layer, the EL layer having sides, and a block layer in contact with the top surface and sides of the EL layer, the cathode in contact with the sides of the EL layer via the block layer, and the block layer comprising a heterocyclic compound. In the light-emitting device of the above configuration, the oxidation-resistant layer may comprise one or more selected from oxides of metals belonging to groups 4 to 8 of the periodic table and organic compounds having electron-withdrawing groups.

A photocatalyst consists of TiO2 with impurities of metal elements from the d-block and the p-block of the periodic table. The method of production of the photocatalyst includes a) preparation of a mixture including titanium and elements or compounds, comprising at least one metal element or compound of a metal element of d-block, preferably manganese and a metal element or a compound of a metal element of the p-block, preferably aluminum, b) processing of the mixture and c) obtaining the photocatalyst containing TiO2 with impurities of at least one metal element from the d-block and at least one metal element from the p-block. When the photocatalyst is activated in the presence of solar radiation and inactivate bacteria resistant to antibiotics and microorganisms with different levels of resistance to stressful disinfection conditions, it removes degrading residual water resistance genes and decompose antibiotics from waste-water, effluent and other liquid wastes.

A solid inorganic material for use as an electrolyte material comprising an oxide of formula Ax(MgM1M2CuyZn)1-xO, where M1 and M2 are independently selected from the d-block metals of the periodic table, except Co, and A is an alkali metal. The oxide is a high-entropy oxide. Figure 1.

The present invention relates to a computer-implemented method for automatically identifying the presence of one or more elements in a sample via optical emission spectroscopy. The method comprises the following steps: obtaining sample spectral data from the sample; obtaining a list of one or more predetermined emission wavelengths for each element in the periodic table quantifiable by optical emission spectroscopy, each predetermined emission wavelength being associated with a list of one or more potentially interfering emission wavelengths; determining a list of one or more analyte wavelengths corresponding to spectral peaks in the sample spectral data based on the list of emission wavelengths; determining, for each analyte wavelength, whether the corresponding spectral peak has a probability of being affected by an interfering emission wavelength that causes spectral interference based on the list of one or more potentially interfering emission wavelengths corresponding to the analyte wavelengths; determining a revised list of one or more analyte wavelengths by removing analyte wavelengths corresponding to spectral peaks having a probability of being affected by an interfering emission wavelength from the list of analyte wavelengths; and determining a confidence level that one or more elements are present in the sample based on a set of criteria applied to the revised list of analyte wavelengths.

The invention relates to a metallised film (1) comprising a substrate film (2) and a metallic layer (3) located on the substrate film (2), wherein the substrate film (2) has a first main surface and a second main surface, and the metallic layer (3) is applied in a metallisation region (3a) of the substrate film (2) located on the first main surface, wherein the metallisation region (3a) covers at least 90%, in particular 100%, of the first main surface (3a), wherein the metallic layer (3) completely and uniformly covers the entire metallisation region, and wherein the metallic layer (3), at every point on its surface, when viewed in plan view from the side of the first main surface (3a), exhibits the same visual appearance irrespective of viewing angle, characterised in that the metallic layer (3) is made from at least one metal from Group 6, 10, 11, 12 or 14 of the periodic table and / or from two or more of these metals.

A hydrotreating catalyst for a hydrocarbon oil is provided in which at least one metal selected from Group 6 metals in the periodic table and at least one metal selected from Group 9 and Group 10 metals in the periodic table are supported on a zinc / titanium-containing alumina carrier containing zinc and titanium.

The present invention relates to a metallic bipolar plate comprising a metal substrate and at least one layer of a non-hydrogenated transition metal-doped diamond-like carbon (DLC) provided on the metal substrate, wherein the non-hydrogenated DLC comprises at least one transition metal selected from groups 4d, 5d and 6d of the periodic table of elements and a part of the at least one transition metal is present in the form of carbide of the at least one transition metal in the non-hydrogenated DLC as a matrix. The non-hydrogenated transition metal-doped DLC has an indentation hardness of ≥35 GPa, preferably of ≥40 GPa. The metal-doped DLC used as a coating of metallic bipolar plates in fuel cells and electrolyzers exhibits high corrosion resistance and low interface contact resistance even for longer lifetimes (>10,000 hours) and harsh operational conditions. Therefore, the present invention also pertains to such uses, and also to fuel cells, in particular proton exchange membrane fuel cells, and electrolyzers comprising such coated metallic bipolar plates. Further, the present invention provides a cathodic arc discharge deposition method for depositing a coating of non-hydrogenated DLC comprising at least one of the above-mentioned transition metals, which is preferably the non-hydrogenated transition metal-doped DLC.

The present disclosure provides a sintered body and a cutting tool that exhibit excellent wear resistance and fracture resistance in high-speed machining. A sintered body (2) comprises: hard particles containing, as a major component thereof, TiN, TiC, TiCN or (Ti, M)(C, N)(where M is one or more types selected from elements (excluding Ti element) which belong to families 4 to 6 of the periodic table); and a binder phase that contains at least one type of Co and Ni. The binder phase further contains at least one type selected from Mo and W. The sintered body (2) contains an intermetallic compound of Co and / or Ni and Mo and / or W.

The invention discloses a two-dimensional material, which is characterized in that the molecule of the material is a double-element three-layer sandwich planar macromolecule with an (AMA) N structure formed by combining any transition element atom M containing an unfilled d track or f track in the periodic table of elements and a main group active metal element atom A, the coordination number of atoms of the M atomic layer is saturated coordination 12, the coordination number of the M atoms is smaller than or equal to 12 at the edge of a molecular plane, and subscript N is a natural number larger than or equal to 4 and represents the number of atoms of the same kind in each layer of macromolecules. According to the invention, the practical problems of small size, high manufacturing cost, difficulty in industrial production technology development and the like of the current two-dimensional material are solved by the rotational symmetry of intramolecular atom saturated coordination bonds, the extension ductility of endogenous electron cloud flat bands and the ductility of the macroscopic two-dimensional material formed by splicing and laminating.

A method for preparing C2 to C5 paraffins including introducing a feed stream of hydrogen gas and a carbon-containing gas selected from carbon monoxide, carbon dioxide, and mixtures thereof into a reaction zone of a reactor. Converting the feed stream into a product stream that includes C2 to C5 paraffins in the reaction zone in the presence of a hybrid catalyst. The hybrid catalyst including a microporous catalyst component; and a metal oxide catalyst component. The metal oxide catalyst component including a metal component present on a metal oxide support material. The metal oxide support material includes at least one oxide of a metal selected from Group 4 of the IUPAC periodic table of elements. The product stream has a C3 / C2 carbon molar ratio greater than or equal to 4.0.

The present disclosure provides a hydropyrolysis catalyst comprising molybdenum as an active substance and a metal selected from those in Group 8, Group 9 and Group 10 of the Periodic Table of Elements, and alpha alumina having a particle density of at least 3.5 g / cm3 in the range of 35 to 60 wt% and alumina other than alpha alumina having a particle density of at least 0.8 g / cm3 in the range of 30 to 60 wt%, based on the total weight of the catalyst in oxidized form. The present disclosure also provides a method of producing a hydropyrolysis catalyst.