Abstract

353535x22, is disclosed. The nanoparticles can further be modified to include a water reducing catalyst. A water splitting catalyst is further disclosed. Methods of making the nanoparticles and catalyst are also disclosed. Methods to split water utilizing the catalyst are further described.

IPC Classes  ?

• B01J 23/20 - Vanadium, niobium or tantalum
• B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
• B01J 37/02 - Impregnation, coating or precipitation

Abstract

Single crystalline nanoparticles that are tantalum nitride doped with at least one metal are described. The single crystalline nanoparticles can be doped with two metals such as Zr and Mg. The single crystalline nanoparticles can be TasNsMg+Zr, or TasNsMg, or TasNs:Zr or any combination thereof. Catalyst containing the single crystalline nanoparticles alone or with one or more co-catalyst are further described along with methods of making the nanoparticles and catalyst. Methods to split water utilizing the catalyst are further described.

IPC Classes  ?

• B01J 21/06 - Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
• B01J 21/10 - Magnesium; Oxides or hydroxides thereof
• B01J 23/42 - Platinum
• B01J 23/648 - Vanadium, niobium or tantalum
• B01J 27/24 - Nitrogen compounds
• B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
• B01J 35/02 - Solids
• B01J 35/06 - Fabrics or filaments
• B01J 37/02 - Impregnation, coating or precipitation
• B01J 37/08 - Heat treatment
• B01J 37/16 - Reducing
• B01J 37/18 - Reducing with gases containing free hydrogen
• B01J 37/34 - Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves

Abstract

A tantalum-titanium alloy powder that is highly spherical is described. The alloy powder can be useful in additive manufacturing and other uses. Methods to make the alloy powder are further described as well as methods to utilize the alloy powder in additive manufacturing processes. Resulting products and articles using the alloy powder are further described.

IPC Classes  ?

• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• C22C 27/02 - Alloys based on vanadium, niobium or tantalum
• C22C 14/00 - Alloys based on titanium
• B33Y 70/00 - Materials specially adapted for additive manufacturing
• B22F 10/34 - Process control of powder characteristics, e.g. density, oxidation or flowability
• A61C 8/00 - Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools

Abstract

A Ti-Zr alloy in powder form is described. Sintered pellets containing the Ti-Zr alloy powder of the present invention, as well as capacitor anodes, are further described.

IPC Classes  ?

• B22F 3/16 - Both compacting and sintering in successive or repeated steps
• B22F 9/28 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from gaseous metal compounds
• C22C 1/04 - Making non-ferrous alloys by powder metallurgy
• C22C 14/00 - Alloys based on titanium
• C22C 16/00 - Alloys based on zirconium
• H01G 9/052 - Sintered electrodes
• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• B22F 1/02 - Special treatment of metallic powder, e.g. to facilitate working, to improve properties; Metallic powders per se, e.g. mixtures of particles of different composition comprising coating of the powder
• B22F 3/02 - Compacting only
• B22F 3/10 - Sintering only
• B22F 3/24 - After-treatment of workpieces or articles
• C22B 34/12 - Obtaining titanium

Abstract

Niobium alloy powder that is highly spherical is described. The niobium alloy powder can be useful in additive manufacturing and other uses. Methods to make the niobium alloy powder are further described as well as methods to utilize the niobium alloy powder in additive manufacturing processes. Resulting products and articles using the niobium alloy powder are further described.

IPC Classes  ?

• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
• B22F 3/22 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor for producing castings from a slip
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 70/00 - Materials specially adapted for additive manufacturing

Abstract

Tantalum powder that is highly spherical is described. The tantalum powder can be useful in additive manufacturing and other uses. Methods to make the tantalum powder are further described as well as methods to utilize the tantalum powder in additive manufacturing processes. Resulting products and articles using the tantalum powder are further described.

IPC Classes  ?

• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
• C22C 28/00 - Alloys based on a metal not provided for in groups
• C23C 14/34 - Sputtering
• A61L 31/00 - Materials for other surgical articles
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B33Y 70/00 - Materials specially adapted for additive manufacturing
• B33Y 10/00 - Processes of additive manufacturing

Abstract

The present invention relates to sputtering targets and other metal articles as well as methods of making the same. More particularly, the present invention relates to methods for forming powder metallurgy sputtering targets and other metallurgical articles made from metal powders that include spherical metal powders, and the resulting product.

IPC Classes  ?

• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• C23C 14/34 - Sputtering
• C22C 28/00 - Alloys based on a metal not provided for in groups

Abstract

Anodes made from powder, such as tantalum powder, that is highly spherical is described. Methods to make the anodes are further described.

IPC Classes  ?

• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• H01G 9/00 - Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
• H01G 11/00 - Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
• H01M 4/38 - Selection of substances as active materials, active masses, active liquids of elements or alloys

Abstract

A tantalum powder having a value of hydrogen (H) content (ppm) of the tantalum powder divided by Brunauer-Emmett-Teller (BET) surface area (m2/g) of the tantalum powder (H/BET) is greater than 100 is provided. The tantalum powder can be used as an anode of a capacitor, such as a solid electrolytic capacitor, to obtain a capacitor having large capacitance and low current leakage. Methods of producing the tantalum powder, anode, and capacitors including the tantalum powder, also are provided.

IPC Classes  ?

• B22F 1/00 - Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
• B22F 1/02 - Special treatment of metallic powder, e.g. to facilitate working, to improve properties; Metallic powders per se, e.g. mixtures of particles of different composition comprising coating of the powder
• B22F 3/11 - Making porous workpieces or articles
• C22C 1/04 - Making non-ferrous alloys by powder metallurgy
• H01G 9/052 - Sintered electrodes
• C22C 27/02 - Alloys based on vanadium, niobium or tantalum

Abstract

A method to make capacitor grade powder includes the use of a spray dryer that includes a rotating atomizer disk to form agglomerated powder and the method further includes a heat treatment step. The capacitor grade powder is preferably tantalum metal, niobium metal, or a niobium suboxide, or any combination thereof.

IPC Classes  ?

• 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
• C22C 27/02 - Alloys based on vanadium, niobium or tantalum