A three-dimensional article is obtained by a process which includes providing a metal powder, and using the metal powder to build up the three-dimensional article layer by layer. The metal powder is a metal which is selected from the group of tantalum and impurities, titanium and impurities, niobium and impurities, an alloy of tantalum, niobium and impurities, an alloy of titanium, niobium and impurities, and an alloy of tantalum, titanium, niobium and impurities. Particles of the metal powder have a dendritic microstructure. Particles of the metal powder have an average aspect ratio TA of from 0.7 to 1, where ΨA=xFeret min/xFeret max.
B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22F 10/25 - Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
B22F 10/28 - Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
B22F 10/34 - Process control of powder characteristics, e.g. density, oxidation or flowability
B33Y 70/00 - Materials specially adapted for additive manufacturing
A method of using a metal powder in an additive manufacturing process. The method includes providing the metal powder, and using the metal powder in the additive manufacturing process. The metal powder is a metal which is selected from tantalum and impurities, titanium and impurities, niobium and impurities, an alloy of tantalum, niobium and impurities, an alloy of titanium, niobium and impurities, and an alloy of tantalum, titanium, niobium and impurities. Particles of the metal powder have a dendritic microstructure. Particles of the metal powder have an average aspect ratio ΨA of from 0.7 to 1, where ΨA=XFeret min/XFeret max.
B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22F 10/25 - Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
B22F 10/28 - Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
B22F 10/34 - Process control of powder characteristics, e.g. density, oxidation or flowability
B33Y 70/00 - Materials specially adapted for additive manufacturing
A niobate powder for a piezoelectric application. The niobate powder includes a general composition of Li(Na/K)NbO3 and a carbon content per BET surface area of the niobate powder of from 10 to 100 ppm/(m2/g). The BET surface area is determined in accordance with DIN ISO 9277. The carbon content is determined via a non-dispersive infrared absorption.
A layered niobate which is used as a photocatalyst. The layered niobate has the formula [HaAb]+[Sr2Nb3O10]−. [Sr2Nb3O10]− forms main layers. [HaAb]+ forms interlayers, wherein H includes H+ and H3O+, A is K+, Cs+ and Rb+, 0.6≤a≤1, 0≤b≤0.4, and a+b=1. The layered niobate has different spacings between the main layers.
An alloy powder which has a composition AlxScy, where 0.1≤y≤0.9 and x=1−y. The allow powder has purity of 99% by weight or more, based on metallic impurities, and an oxygen content of less than 0.7% by weight, based on a total weight of the alloy powder, as determined by a carrier gas hot extraction.
B22F 9/20 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
6.
HIGH-PURITY TUNGSTEN(VI) OXYTETRACHLORIDE AND PROCESS FOR PREPARING SAME
A tungsten(VI) oxytetrachloride having a chemical purity of greater than 99.95%. The tungsten(VI) oxytetrachloride has a fraction of compounds selected from WCl6, WO2Cl2, WO3 and WO2, as defined as a ratio of a reflection having a highest intensity of one of WCl6, WO2Cl2, WO3 and WO2, (I(P2)100) in an x-ray diffraction pattern to a reflection having a highest intensity of the tungsten(VI) oxytetrachloride (I(WOCl4)100) in the x-ray diffraction pattern, expressed as I(P2)100/I(WOCl4)100, of less than 0.03.
A spherical powder for manufacturing a three-dimensional component. The spherical powder is an alloy powder which has at least two refractory metals. The alloy powder has a homogeneous microstructure and at least two crystalline phases.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B33Y 70/00 - Materials specially adapted for additive manufacturing
33 for piezoelectric applications, the niobate powder having a carbon content of 10 to ppm/(m²/g) relative to its BET surface area. The invention further relates to a method for producing the niobate powder and to its use in the production of piezoelectric materials.
C04B 35/495 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
C04B 35/626 - Preparing or treating the powders individually or as batches
ab231010, where H stands for a group comprising the elements H+33O+and A stands for an element of the group K+, Cs+and Rb+, with 0.6 ≤ a ≤ 1 and 0 ≤ b ≤ 0.4, and with a + b = 1, said sheet niobates being characterized in that they have different sheet distances. The present invention also relates to a method for producing said sheet niobates and to the use of said sheet niobates in photocatalysts.
B01J 31/36 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups of vanadium, niobium or tantalum
B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
C01B 3/04 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of inorganic compounds, e.g. ammonia
10.
POWDERS BASED ON NIOBIUM-TIN COMPOUNDS FOR MANUFACTURING SUPERCONDUCTING COMPONENTS
A powder for producing a superconducting component. The powder includes NbxSny, where 1≤x≤6 and 1≤y≤5. The powder does not have any separate NbO phases and/or SnO phases.
A powder for the production of a superconducting component. The powder includes NbxSny, where 1≤x≤6 and 1≤y≤5, and three-dimensional agglomerates having a particle size D90 of less than 400 μm, as determined via a laser light scattering. The three-dimensional agglomerates have primary particles which have an average particle diameter of less than 15 μm, as determined via a scanning electron microscopy, and pores of which at least 90% have a diameter of from 0.1 to 20 μm, as determined via a mercury porosimetry.
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
B22F 10/28 - Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
The present invention relates to metal powders which are suitable to be employed in 3D printing processes as well as a process for the production of said powders.
B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
B33Y 70/00 - Materials specially adapted for additive manufacturing
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
The present invention relates to AlSc alloy powders which are characterized by a high degree of purity and a low oxygen content and to methods for their production and use thereof in the electronics industry.
B22F 9/20 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
The present invention relates to AlSc alloy powders which are characterized by a high degree of purity and a low oxygen content and to methods for their production and use thereof in the electronics industry.
B22F 9/20 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
C09K 9/00 - Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
C08F 4/78 - Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from metals not provided for in group selected from refractory metals selected from chromium, molybdenum, or tungsten
17.
SPHERICAL POWDER FOR MANUFACTURING THREE-DIMENSIONAL OBJECTS
The present invention relates to spherical alloy powders composed of at least two refractory metals, the alloy powder having a homogeneous microstructure and comprising at least two different crystalline phases, and to a method for producing such powders. The present invention further relates to the use of such powders in the making of three-dimensional components and to a component produced from such a powder.
B33Y 70/00 - Materials specially adapted for additive manufacturing
B33Y 80/00 - Products made by additive manufacturing
B22F 10/28 - Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
The present invention relates to spherical alloy powders composed of at least two refractory metals, the alloy powder having a homogeneous microstructure and comprising at least two different crystalline phases, and to a method for producing such powders. The present invention further relates to the use of such powders in the making of three-dimensional components and to a component produced from such a powder.
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
B22F 3/04 - Compacting only by applying fluid pressure
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
B33Y 70/00 - Materials specially adapted for additive manufacturing
19.
POWDERS BASED ON NIOBIUM-TIN COMPOUNDS FOR PRODUCING SUPERCONDUCTIVE COMPONENTS
xyy, in which 1 ≤ x ≤ 6 and 1 ≤ y ≤ 5, for producing superconductive components, wherein the powders are characterized by a high porosity. The invention also relates to a method for producing same and to the use of such powders for producing superconductive components.
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
C22C 1/05 - Mixtures of metal powder with non-metallic powder
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
20.
POWDERS BASED ON NIOBIUM-TIN COMPOUNDS FOR PRODUCING SUPERCONDUCTIVE COMPONENTS
The invention relates to powders based on niobium-tin compounds, in particular NbxSny, in which 1 = x = 6 and 1 = y = 5, for producing superconductive components, wherein the powders are characterized by a high porosity. The invention also relates to a method for producing same and to the use of such powders for producing superconductive components.
B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
21.
POWDERS BASED ON NIOBIUM-TIN COMPOUNDS FOR MANUFACTURING SUPERCONDUCTING COMPONENTS
The present invention relates to powders based on niobium-tin compounds, in particular of the composition NbxSny where 1 = x = 6 and 1 = y = 5, for manufacturing superconducting components, wherein the powders are characterised by a low oxygen content. The invention also relates to a method for preparing same and to the use of such powders for manufacturing superconducting components.
B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
22.
POWDERS BASED ON NIOBIUM-TIN COMPOUNDS FOR MANUFACTURING SUPERCONDUCTING COMPONENTS
xyy where 1 ≤ x ≤ 6 and 1 ≤ y ≤ 5, for manufacturing superconducting components, wherein the powders are characterised by a low oxygen content. The invention also relates to a method for preparing same and to the use of such powders for manufacturing superconducting components.
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
B22F 9/04 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from solid material, e.g. by crushing, grinding or milling
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
C22C 1/05 - Mixtures of metal powder with non-metallic powder
B33Y 70/00 - Materials specially adapted for additive manufacturing
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well
as in agriculture, horticulture and forestry; chemicals for
further industrial processing of unworked and semi-worked
common metals and their alloys, in granules and powders,
namely niobium carbide, rhenium, tungsten carbide; salts and
oxides of the elements niobium, tantalum, molybdenum,
tungsten, titanium; niobates and oxalates; chemicals for the
manufacture of physical media and equipment for generating
and discharging electrical energy, in particular as raw
materials and auxiliary agents for the manufacture of
condensers, batteries or fuel cells, and other media for
generating and discharging electrical energy, all the
aforesaid goods mixed or otherwise treated, included in this
class; chemicals, namely solid, liquid or gaseous coating
materials for coating plastics, metals, ceramics and
glasses, and for the manufacture of semiconductors, electric
and electronic components, dielectrics, anodes,
microprocessors, magnetic and optical data media, displays,
lamps, optical glasses, optical components, diffusion
barriers, corrosion-resistant layers, temperature-resistant
layers and components of chemical installations; chlorides,
alkoxides and amides for the manufacture of metal, oxide,
carbide and nitride powders; ceramics (compositions for the
manufacture of technical -); chemicals for the manufacture
of electronically active ceramics; sintering (ceramic
compositions for -) [granules and powders]. Common metals and their alloys, in particular molybdenum,
niobium, tantalum, tungsten, copper, titanium, nickel and
aluminium; common metals and their alloys in powder form;
common metals, their alloys and mixtures being raw
materials, intermediates, carrier materials, additives
and/or aggregates for the manufacture of rechargeable
batteries, accumulators and other physical media for storing
and discharging electrical energy; solder alloys in powder
form; common metals and their alloys, unworked and
semi-worked, for further industrial processing; common
metals and their alloys for manufacturing sputtering
targets; common metals and their alloys in powder form for
sintering; common metals and their alloys in power form for
use in additive manufacturing such as selective laser
meting, selective electron beam sintering, direct laser
deposition and metal injection moulding; pastes of metals
and their alloys for application in screen printing
processes.
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well
as in agriculture, horticulture and forestry; chemicals for
further industrial processing of unworked and semi-worked
common metals and their alloys, in granules and powders,
namely niobium, rhenium, tantalum and tungsten; salts and
oxides of the elements niobium, tantalum, molybdenum,
tungsten, titanium; niobates and oxalates; chemicals for the
manufacture of physical media and equipment for generating
and discharging electrical energy, in particular as raw
materials and auxiliary agents for the manufacture of
condensers, batteries or fuel cells, and other media for
generating and discharging electrical energy, all the
aforesaid goods mixed or otherwise treated, included in
class 1; chemicals, namely solid, liquid or gaseous coating
materials for coating plastics, metals, ceramics and
glasses, and for the manufacture of semiconductors, electric
and electronic components, dielectrics, anodes,
microprocessors, magnetic and optical data media, displays,
lamps, optical glasses, optical components, diffusion
barriers, corrosion-resistant layers, temperature-resistant
layers and components of chemical installations; chlorides,
alkoxides and amides for the manufacture of metal, oxide,
carbide and nitride powders; ceramics (compositions for the
manufacture of technical -); chemicals for the manufacture
of electronically active ceramics; sintering (ceramic
compositions for -) [granules and powders]. Common metals and their alloys, in particular molybdenum,
niobium, tantalum, tungsten, copper, titanium, nickel and
aluminium; common metals and their alloys in powder form;
common metals, their alloys and mixtures being raw
materials, intermediates, carrier materials, additives
and/or aggregates for the manufacture of rechargeable
batteries, accumulators and other physical media for storing
and discharging electrical energy; solder alloys in powder
form; common metals and their alloys, unworked and
semi-worked, for further industrial processing; common
metals and their alloys for manufacturing sputtering
targets; common metals and their alloys in powder form for
sintering; common metals and their alloys in power form for
use in additive manufacturing such as selective laser
meting, selective electron beam sintering, direct laser
deposition and metal injection moulding; pastes of metals
and their alloys for application in screen printing
processes.
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
(1) Chemicals used in the metal treating industry, science and photography, as well as in agriculture, horticulture and forestry; chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely niobium, rhenium, tantalum and tungsten; salts and oxides of the elements niobium, tantalum, molybdenum, tungsten, titanium; niobates and oxalates; chemicals for the manufacture of physical media and equipment for generating and discharging electrical energy, in particular as raw materials and auxiliary agents for the manufacture of condensers, batteries or fuel cells, and other media for generating and discharging electrical energy; chemicals, namely solid, liquid or gaseous coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; chlorides, alkoxides and amides for the manufacture of metal, oxide, carbide and nitride powders; compositions for the manufacture of technical ceramics; chemicals for the manufacture of electronically active ceramics; granules and powders of ceramic compositions for sintering
(2) Common metals and their alloys, in particular molybdenum, niobium, tantalum, tungsten, copper, titanium, nickel and aluminium; common metals and their alloys in powder form; common metals, their alloys and mixtures being raw materials, intermediates, carrier materials, additives and/or aggregates for the manufacture of rechargeable batteries, accumulators and other physical media for storing and discharging electrical energy; solder alloys in powder form; common metals and their alloys, unworked and semi-worked, for further industrial processing; common metals and their alloys for manufacturing sputtering targets; common metals and their alloys in powder form for sintering; common metals and their alloys in power form for use in additive manufacturing such as selective laser meting, selective electron beam sintering, direct laser deposition and metal injection moulding; pastes of metals and their alloys for application in screen printing processes
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry except fungicides, herbicides, insecticides and parasiticides; chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely, niobium, rhenium, tantalum and tungsten; salts and oxides of the elements niobium, tantalum, molybdenum, tungsten, titanium; chemical products, namely, niobates and oxalates; chemicals for the manufacture of physical media and equipment for generating and discharging electrical energy, in particular as raw materials and auxiliary agents for the manufacture of condensers, batteries or fuel cells, and other media for generating and discharging electrical energy, all the aforesaid goods mixed or otherwise treated; chemicals, namely, solid, liquid or gaseous coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; chemical products, namely, chlorides, alkoxides and amides for the manufacture of metal, oxide, carbide and nitride powders; ceramic compositions for the manufacture of technical articles like catalysts, corrosion resistant coatings, Ti-anodes, semiconductors, electrochromic glasses, switchable coatings, sensors, wear resistant coatings; chemicals for the manufacture of electronically active ceramics; ceramic compositions for sintering granules and powders for the manufacture of piezoelectric or pyroelectric components, transducers, ultrasonic generator Common metals and their alloys, in particular molybdenum, niobium, tantalum, tungsten, copper, titanium, nickel and aluminium; common metals and their alloys in powder form; common metals, their alloys and mixtures being raw materials, intermediates, carrier materials, additives and/or aggregates for the manufacture of rechargeable batteries, accumulators and other physical media for storing and discharging electrical energy; solder alloys of tantalum, niobium, tungsten, molybdenum, zirconium, rhenium, titanium, vanadium, hafnium, scandium and aluminium in powder form; common metals and their alloys, unworked and semi-worked, for further industrial processing; common metals and their alloys for manufacturing sputtering targets; common metals and their alloys in powder form for sintering; common metals and their alloys in power form for use in additive manufacturing such as selective laser melting, selective electron beam sintering, direct laser deposition and metal injection moulding; pastes of common metals and their alloys for application in screen printing processes
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; Chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely niobium, Rhenium, Tantalum and tungsten; Salts and oxides of the elements niobium, tantalum, molybdenum, tungsten, titanium; Niobates and Oxalates; Chemicals for the manufacture of physical media and equipment for generating and discharging electrical energy, in particular as raw materials and auxiliary agents for the manufacture of condensers, batteries or fuel cells, and other media for generating and discharging electrical energy, all the aforesaid goods mixed or otherwise treated, included in class 1; Chemicals, namely solid, liquid or gaseous coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; Chlorides, alkoxides and amides for the manufacture of metal, oxide, carbide and nitride powders; Ceramics (Compositions for the manufacture of technical -); Chemicals for the manufacture of electronically active ceramics; Sintering (Ceramic compositions for -) [granules and powders]. Common metals and their alloys, In particular molybdenum, Niobium, Tantalum, Tungsten, Copper, Titanium, Nickel and Aluminium; common metals and their alloys in powder form; Common metals, their alloys and mixtures being raw materials, intermediates, carrier materials, additives and/or aggregates for the manufacture of rechargeable batteries, accumulators and other physical media for storing and discharging electrical energy; Solder alloys in powder form; Common metals and their alloys, unworked and semi-worked, for further industrial processing; Common metals and their alloys for manufacturing sputtering targets; Common metals and their alloys in powder form for sintering; Common metals and their alloys in power form for use in additive manufacturing such as selective laser meting, selective electron beam sintering, direct laser deposition and metal injection moulding; Pastes of metals and their alloys for application in screen printing processes.
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry except fungicides, herbicides, insecticides and parasiticides; chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely, niobium, rhenium, tantalum and tungsten; salts and oxides of the elements niobium, tantalum, molybdenum, tungsten, titanium; chemical products, namely, niobates and oxalates; chemicals for the manufacture of physical media and equipment for generating and discharging electrical energy, in particular as raw materials and auxiliary agents for the manufacture of condensers, batteries or fuel cells, and other media for generating and discharging electrical energy, all the aforesaid goods mixed or otherwise treated; chemicals, namely, solid, liquid or gaseous coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; chemical products, namely, chlorides, alkoxides and amides for the manufacture of metal, oxide, carbide and nitride powders; ceramic compositions for the manufacture of technical articles like catalysts, corrosion resistant coatings, Ti-anodes, semiconductors, electrochromic glasses, switchable coatings, sensors, wear resistant coatings; chemicals for the manufacture of electronically active ceramics; ceramic compositions for sintering granules and powders for the manufacture of piezoelectric or pyroelectric components, transducers, ultrasonic generator Common metals and their alloys, in particular molybdenum, niobium, tantalum, tungsten, copper, titanium, nickel and aluminium; common metals and their alloys in powder form; common metals, their alloys and mixtures being raw materials, intermediates, carrier materials, additives and/or aggregates for the manufacture of rechargeable batteries, accumulators and other physical media for storing and discharging electrical energy; solder alloys of tantalum, niobium, tungsten, molybdenum, zirconium, rhenium, titanium, vanadium, hafnium, scandium and aluminium in powder form; common metals and their alloys, unworked and semi-worked, for further industrial processing; common metals and their alloys for manufacturing sputtering targets; common metals and their alloys in powder form for sintering; common metals and their alloys in power form for use in additive manufacturing such as selective laser melting, selective electron beam sintering, direct laser deposition and metal injection moulding; pastes of common metals and their alloys for application in screen printing processes
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
(1) Chemicals used in the metal treating industry, science and photography, as well as in agriculture, horticulture and forestry; chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely niobium, rhenium, tantalum and tungsten; salts and oxides of the elements niobium, tantalum, molybdenum, tungsten, titanium; niobates and oxalates; chemicals for the manufacture of physical media and equipment for generating and discharging electrical energy, in particular as raw materials and auxiliary agents for the manufacture of condensers, batteries or fuel cells, and other media for generating and discharging electrical energy; chemicals, namely solid, liquid or gaseous coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; chlorides, alkoxides and amides for the manufacture of metal, oxide, carbide and nitride powders; compositions for the manufacture of technical ceramics; chemicals for the manufacture of electronically active ceramics; granules and powders of ceramic compositions for sintering
(2) Common metals and their alloys, in particular molybdenum, niobium, tantalum, tungsten, copper, titanium, nickel and aluminium; common metals and their alloys in powder form; common metals, their alloys and mixtures being raw materials, intermediates, carrier materials, additives and/or aggregates for the manufacture of rechargeable batteries, accumulators and other physical media for storing and discharging electrical energy; solder alloys in powder form; common metals and their alloys, unworked and semi-worked, for further industrial processing; common metals and their alloys for manufacturing sputtering targets; common metals and their alloys in powder form for sintering; common metals and their alloys in power form for use in additive manufacturing such as selective laser meting, selective electron beam sintering, direct laser deposition and metal injection moulding; pastes of metals and their alloys for application in screen printing processes
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; Chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely niobium, Rhenium, Tantalum and tungsten; Salts and oxides of the elements niobium, tantalum, molybdenum, tungsten, titanium; Niobates and Oxalates; Chemicals for the manufacture of physical media and equipment for generating and discharging electrical energy, in particular as raw materials and auxiliary agents for the manufacture of condensers, batteries or fuel cells, and other media for generating and discharging electrical energy, all the aforesaid goods mixed or otherwise treated, included in class 1; Chemicals, namely solid, liquid or gaseous coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; Chlorides, alkoxides and amides for the manufacture of metal, oxide, carbide and nitride powders; Ceramics (Compositions for the manufacture of technical -); Chemicals for the manufacture of electronically active ceramics; Sintering (Ceramic compositions for -) [granules and powders]. Common metals and their alloys, In particular molybdenum, Niobium, Tantalum, Tungsten, Copper, Titanium, Nickel and Aluminium; common metals and their alloys in powder form; Common metals, their alloys and mixtures being raw materials, intermediates, carrier materials, additives and/or aggregates for the manufacture of rechargeable batteries, accumulators and other physical media for storing and discharging electrical energy; Solder alloys in powder form; Common metals and their alloys, unworked and semi-worked, for further industrial processing; Common metals and their alloys for manufacturing sputtering targets; Common metals and their alloys in powder form for sintering; Common metals and their alloys in power form for use in additive manufacturing such as selective laser meting, selective electron beam sintering, direct laser deposition and metal injection moulding; Pastes of metals and their alloys for application in screen printing processes.
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well
as in agriculture, horticulture and forestry; tempering and
soldering preparations. Common metals and their alloys, in particular molybdenum,
niobium, tantalum, tungsten, copper, titanium, nickel and
aluminium; common metals and their alloys in powder form.
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; Tempering and soldering preparations. Common metals and their alloys, In particular molybdenum, Niobium, Tantalum, Tungsten, Copper, Titanium, Nickel and Aluminium; common metals and their alloys in powder form.
The present invention relates to metal powders which are suitable to be employed in 3D printing processes as well as a process for the production of said powders.
B33Y 70/00 - Materials specially adapted for additive manufacturing
B33Y 80/00 - Products made by additive manufacturing
B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
B22F 10/25 - Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
B22F 10/28 - Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
B22F 1/145 - Chemical treatment, e.g. passivation or decarburisation
B22F 9/04 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from solid material, e.g. by crushing, grinding or milling
B22F 9/08 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
(1) Chemicals for further industrial processing of unworked and semi-worked common metals and their alloys, in granules and powders, namely Niobium, Rhenium, Tantalum and Tungsten; tempering and soldering preparations.
(2) Common metals and their alloys, in particular molybdenum, niobium, tantalum, tungsten, copper, titanium, nickel and aluminium; common metals and their alloys in powder form.
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; tempering and soldering preparations Common metals and their alloys, in particular molybdenum, niobium, tantalum, tungsten, copper, titanium, nickel and aluminium; common metals and their alloys in powder form
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; Tempering and soldering preparations. Common metals and their alloys, In particular molybdenum, Niobium, Tantalum, Tungsten, Copper, Titanium, Nickel and Aluminium; common metals and their alloys in powder form.
37.
Method for producing electronic components by means of 3D printing
A method for producing an electrical component via a 3D printing includes preparing a first layer which includes a valve metal powder, consolidating at least a portion of the valve metal powder of the first layer via a first selective irradiation with a laser, applying a second layer which includes the valve metal powder to the first layer, consolidating at least a portion of the valve metal powder of the second layer via a second selective irradiation with the laser so as to form a composite of the first layer and of the second layer, applying respective additional layers which include the valve metal powder to the composite, and consolidating at least a portion of the valve metal powder of the respective additional layers via a respective additional selective irradiation with the laser to thereby obtain the electrical component.
B33Y 80/00 - Products made by additive manufacturing
C22C 27/02 - Alloys based on vanadium, niobium or tantalum
B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
B22F 5/00 - Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
38.
METHOD FOR THE PRODUCTION OF ELECTRONIC COMPONENTS BY MEANS OF 3D PRINTING
The present invention relates to a method for producing electronic components, in particular anodes, from valve metal powder by means of 3D printing and to the use of a valve metal powder for the production of electronic components by means of 3D printing. The present invention further relates to an anode which can be obtained by the method according to the invention as well as to a capacitor which comprises the anode according to the invention.
2/g and a sliding coefficient of η of 0.33 to 0.95, wherein the refractory metal compound agglomerate powder is selected from niobium agglomerate powder, niobium suboxide agglomerate powder, and tantalum agglomerate powder.
A valve metal powder having a particle shape factor mean value f, as determined by SEM image analysis, of 0.65≦f≦1, said powder has an average agglomerate particle size D50 value, as determined with a MasterSizer in accordance with ASTM B 822, of 40 to 200 μm and wherein the valve metal powder is niobium.
H01G 2/00 - CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE - Details of capacitors not covered by a single one of groups
B22F 9/24 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
C22B 5/00 - General processes of reducing to metals
A process for producing anodes includes providing a foil comprising tantalum or niobium. A surface of the foil is oxidized so as to form oxides on the foil surface. The foil is heated so that the oxides formed on the foil surface diffuse into the foil. A paste comprising a powder selected from the group consisting of a tantalum powder, a niobium powder, a niobium oxide powder and mixtures thereof is applied to the foil. The foil with the applied paste is sintered.
H01G 9/042 - Electrodes characterised by the material
H01G 9/00 - Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
42.
Process for producing a pure-phase multisubstance system, a ceramic material based on the pure-phase multisubstance system, a shaped body, and a composite formed therefrom
A process for producing a homogenous multi compound system which is hydroxide- and/or oxide-based includes a first alternative process comprising providing a first and a second refractory metal in respective hydrofluoric solutions, and mixing the first and second hydrofluoric solutions to provide a mixed hydrofluoric solution comprising a dissolved first and second refractory metal. A second alternative process comprises dissolving the first and the second refractory metal in an alternative mixed hydrofluoric solution. The mixed hydrofluoric solution or the alternative mixed hydrofluoric solution is precipitated with a precipitant to provide a solids mixture in a suspension. The first and second refractory metal is from the group consisting of Mo, W, Nb, Re, Zr, Hf, V, Sb, Si, Al, and Ta. The first and second refractory metal are different. At least one of the first and second refractory metal is provided as a fluoro and/or as an oxyfluoro complex.
C04B 35/495 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
C04B 35/626 - Preparing or treating the powders individually or as batches
H01G 9/042 - Electrodes characterised by the material
At least one of a valve metal sintered capacitor anode body and a suboxide valve metal sintered capacitor anode body with a particle density of >88% of a theoretical density.
C22C 29/12 - Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides based on oxides
Processes comprising: melting a mixture comprising a valve metal precursor and a diluting agent in at least one first vessel under a first set of temperature and residence time conditions; transferring the mixture to at least one second vessel; and initiating, in the at least one second vessel, a reaction of the valve metal precursor to form a valve metal under a second set of temperature and residence time conditions; valve metal powder prepared thereby and uses therefor.
H01G 2/00 - CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE - Details of capacitors not covered by a single one of groups
B22F 9/24 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
C22B 5/00 - General processes of reducing to metals
The invention comprises semifinished products with a structured surface, the semifinished product comprising an oxidized and subsequently re-reduced surface containing at least one refractory metal, and also a process for their production and their use for producing high-capacitance components.
The present invention relates to a process for the deoxidation of valve metal primary powders by means of reducing metals and/or metal hydrides, and a process for the production of tantalum powders that are suitable as anode material for electrolytic capacitors.
C22C 27/02 - Alloys based on vanadium, niobium or tantalum
B22F 9/20 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
Processes comprising: melting a mixture comprising a valve metal precursor and a diluting agent in at least one first vessel under a first set of temperature and residence time conditions; transferring the mixture to at least one second vessel; and initiating, in the at least one second vessel, a reaction of the valve metal precursor to form a valve metal under a second set of temperature and residence time conditions; valve metal powder prepared thereby and uses therefor.
2] and hydrates thereof, is described along with formulations containing the same and methods for creating a product specification for a batch, lot, or shipment of such compounds, comprising specifying at least one property value for said batch, lot, or shipment.
Porous anode bodies suitable for use in solid state capacitors, the porous anode bodies prepared by processes which include providing a niobium suboxide powder comprising niobium suboxide particles having a bulk nitrogen content of 500 to 20,000 ppm, and agglomerating and coalescing the powder; and capacitors incorporating such anode bodies.
2/g and a particle size distribution determined to ASTM B 822 corresponding to a D10 value of 5 to 25 μm, a D50 value of 20 to 140 μm and a D90 value of 40 to 250 μm, wherein the powder does not comprise an effective content of sintering protection agents.
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
B22F 9/24 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
C22B 5/00 - General processes of reducing to metals
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, in particular solid and liquid
coating agents for coating plastics, metals, ceramics and
glasses, as well as for the manufacture of semiconductors,
electric and electronic components, dielectrics, anodes,
microprocessors, magnetic and optical data carriers,
displays, lamps, LEDs, optical glasses, optical components,
diffusion barriers, corrosion-resistant layers,
temperature-resistant layers and components of chemical
plants; chlorides, alkoxides and amides for the manufacture
of metal, oxide, carbide and nitride powder; carbide and
nitride powder for the manufacture of carbide and nitride
monocrystals. Common metals and their alloys, in particular molybdenum,
niobium, tantalum and tungsten and their alloys, in
particular for the manufacture of sputtering targets.
57.
Method for the production of niobium and tantalum powder
Process for the production of valve metal powders, in particular niobium and tantalum powder, by reduction of corresponding valve metal oxide powders by means of vaporous reducing metals and/or hydrides thereof, preferably in the presence of an inert carrier gas, wherein the reduction is performed at a vapor partial pressure of the reducing metal/metal hydride of 5 to 110 hPa and an overall pressure of less than 1000 hPa, and tantalum powder obtainable in this way having a high stability of the powder agglomerate particles.
The invention relates to a process that involves (1) feeding (a) a first valve metal powder component containing valve metal particles and (b) reducing component into a reactor having a hot zone; and (2) subjecting the first valve metal powder component and the reducing component to non-static conditions sufficient to simultaneously (i) agglomerate the first valve metal powder component particles, and (ii) reduce oxygen content in the valve metal powder component particles, and thereby form a second valve metal powder component containing oxygen-reduced valve metal particles, in which the reducing component is selected from the group consisting of magnesium reducing components, calcium reducing components, aluminum reducing components, lithium reducing components, barium reducing components, strontium, reducing components, and combinations thereof.
B22F 9/20 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds
B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, in particular solid and liquid coating agents for coating [ plastics, ] metals, ceramics and glasses, as well as for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data carriers, displays, [ lamps, ] LEDs, optical glasses, optical components, diffusion-barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical plants; chlorides, namely, Tantalum Pentachloride, Niobium Pentachloride, Molybdenum Pentachloride, Tungsten Hexachloride [and Tungsten tetrachloride oxide, alkoxides and amides] for the manufacture of metal, oxide, carbide and nitride powder [; carbide and nitride powder for the manufacture of carbide and nitride monocrystals] Common metals and their alloys, in particular molybdenum, niobium, tantalum and tungsten and their alloys, unwrought and semi-worked, and metal powders used in particular for the manufacture of sputtering targets
01 - Chemical and biological materials for industrial, scientific and agricultural use
06 - Common metals and ores; objects made of metal
Goods & Services
Chemicals used in industry, in particular solid and liquid coating materials for coating plastics, metals, ceramics and glasses, and for the manufacture of semiconductors, electric and electronic components, dielectrics, anodes, microprocessors, magnetic and optical data media, displays, lamps, LEDs, optical glasses, optical components, diffusion barriers, corrosion-resistant layers, temperature-resistant layers and components of chemical installations; chlorides, alkoxides and amides for manufacturing metal, oxide, carbide and nitride powders; carbide and nitride powders for manufacturing carbide and nitride crystals. Common metals and their alloys, in particular molybdenum, niobium, tantalum and tungsten, and their alloys, in particular for manufacturing sputter targets.
Disclosed is a niobium suboxide powder for the manufacture of capacitors with higher break down voltages, higher temperatures of operation and elongated lifetimes. The powder is doped with nitrogen which is at least partly present in the form homogeneously distributed, x-ray detectable Nb2N-crystal domains.
H01B 3/10 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances metallic oxides
A method of preparing primary refractory metals (e.g., primary tantalum metal) by contacting a particulate refractory metal oxide (e.g., tantalum pentoxide) with a heated gas (e.g., a plasma), is described. The heated gas comprises hydrogen gas. The temperature range of the heated gas and the mass ratio of hydrogen gas to refractory metal oxide are each selected such that: (i) the heated gas comprises atomic hydrogen; (ii) the refractory metal oxide feed material is substantially thermodynamically stabilized (i.e., the concurrent formation of suboxides that are not reduced by atomic hydrogen is minimized); and (iii) the refractory metal oxide is reduced by contact with the heated gas, thereby forming primary refractory metal (e.g., primary tantalum metal and/or primary niobium metal).
B22F 9/22 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
A method of preparing primary refractory metais (e.g., primary tantalum metal) by contacting a particulate refractory metal oxide (e.g., tantalum pentoxide) with a heated gas (e.g., a plasma), is described. The heated gas comprises hydrogen gas. The temperature range of the heated gas and the mass ratio of hydrogen gas to refractory metal oxide are each selected such that: (i) the heated gas comprises atomic hydrogen; (ii) the refractory metal oxide feed material is substantially thermodynamically stabilized (i.e., the concurrent formation of suboxides that are not reduced by atomic hydrogen is minimized); and (iii) the refractory metal oxide is reduced by contact with the heated gas, thereby forming primary refractory metal (e.g., primary tantalum metal and/or primary niobium metal).
A method of producing a refractory metal powder that includes providing a metal powder containing magnesium tantalate or magnesium niobate; and heating the powder in an inert atmosphere in the presence of magnesium, calcium and/or aluminum to a temperature sufficient to remove magnesium tantalate or magnesium niobate from the powder and/or heating the powder under vacuum to a temperature sufficient to remove magnesium tantalate or magnesium niobate from the powder, the heating steps being performed in any order. The metal powder can be formed into pellets at an appropriate sintering temperature, which can be formed into electrolytic capacitors.
B22F 9/20 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from solid metal compounds
A niobium suboxide powder comprising 100 to 600 ppm of magnesium is described. The niobium suboxide powder may (alternatively or in addition to 100 to 600 ppm of magnesium) further include 50 to 400 ppm of molybdenum and/or tungsten. The niobium suboxide powder is suitable for the production of: capacitors having an insulator layer of niobium pentoxide; capacitor anodes produced from the niobium suboxide powder; and corresponding capacitors.
