[go: up one dir, main page]

MX2017001990A - Polvo de tantalo compuesto y proceso para preparar el mismo y anodo capacitor preparado a partir del polvo de tantalo. - Google Patents

Polvo de tantalo compuesto y proceso para preparar el mismo y anodo capacitor preparado a partir del polvo de tantalo.

Info

Publication number
MX2017001990A
MX2017001990A MX2017001990A MX2017001990A MX2017001990A MX 2017001990 A MX2017001990 A MX 2017001990A MX 2017001990 A MX2017001990 A MX 2017001990A MX 2017001990 A MX2017001990 A MX 2017001990A MX 2017001990 A MX2017001990 A MX 2017001990A
Authority
MX
Mexico
Prior art keywords
tantalum powder
composite
positive electrode
preparation
tantalum
Prior art date
Application number
MX2017001990A
Other languages
English (en)
Inventor
Ma Yuezhong
Yang Guoqi
Zheng Aiguo
Original Assignee
Ningxia Orient Tantalum Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningxia Orient Tantalum Ind Co Ltd filed Critical Ningxia Orient Tantalum Ind Co Ltd
Publication of MX2017001990A publication Critical patent/MX2017001990A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/068—Flake-like particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/142—Thermal or thermo-mechanical treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/148—Agglomerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/0029—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2301/00—Metallic composition of the powder or its coating
    • B22F2301/20—Refractory metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G2009/05—Electrodes or formation of dielectric layers thereon characterised by their structure consisting of tantalum, niobium, or sintered material; Combinations of such electrodes with solid semiconductive electrolytes, e.g. manganese dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

La presente invención se relaciona a un polvo de tántalo compuesto, un método para preparar el mismo, y a un electrodo capacitor positivo preparado al usar el polvo de tántalo. El método para preparar un polvo de tántalo compuesto comprende las siguientes etapas: 1) proporcionar un polvo de tántalo preparado mediante un proceso de reducción, aplastar el polvo de tántalo para preparar un polvo de tántalo laminado; 2) proporcionar un polvo de tántalo granular preparado por el uso de lingote de tántalo; 3) mezclar el polvo de tántalo laminado y el polvo de tántalo granular para dar una mezcla de polvo de tántalo; y 4) efectuar un tratamiento térmico de la mezcla de polvo de tántalo, pulverizando la mezcla en polvo de tántalo tratada térmicamente, y cribar la mezcla de polvo de tántalo para obtener el polvo de tántalo compuesto. La presente invención además se relaciona a un polvo de tántalo compuesto preparado por el uso del método y el uso del polvo de tántalo compuesto en un capacitor.
MX2017001990A 2014-08-20 2014-08-20 Polvo de tantalo compuesto y proceso para preparar el mismo y anodo capacitor preparado a partir del polvo de tantalo. MX2017001990A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/084757 WO2016026092A1 (zh) 2014-08-20 2014-08-20 一种复合钽粉及其制备方法及该钽粉制备的电容器阳极

Publications (1)

Publication Number Publication Date
MX2017001990A true MX2017001990A (es) 2017-05-23

Family

ID=55350084

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017001990A MX2017001990A (es) 2014-08-20 2014-08-20 Polvo de tantalo compuesto y proceso para preparar el mismo y anodo capacitor preparado a partir del polvo de tantalo.

Country Status (6)

Country Link
US (1) US10737322B2 (es)
EP (1) EP3184205B1 (es)
CN (1) CN107073575B (es)
IL (1) IL249918B (es)
MX (1) MX2017001990A (es)
WO (1) WO2016026092A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10192688B2 (en) * 2016-08-12 2019-01-29 Composite Material Technology, Inc. Electrolytic capacitor and method for improved electrolytic capacitor anodes
US10230110B2 (en) 2016-09-01 2019-03-12 Composite Materials Technology, Inc. Nano-scale/nanostructured Si coating on valve metal substrate for LIB anodes
CN106392060B (zh) * 2016-10-12 2019-02-12 宁夏东方钽业股份有限公司 一种混合钽粉及其制备方法
US11534830B2 (en) * 2017-12-28 2022-12-27 Ningxia Orient Tantalum Industry Co., Ltd Tantalum powder and preparation method therefor
IL318772A (en) * 2018-03-05 2025-04-01 Global Advanced Metals Usa Inc Anodes containing spherical powder and capacitors
CN114749655B (zh) * 2022-04-29 2023-10-24 宁夏东方钽业股份有限公司 高纯钽粉及其制备方法
CN114888279A (zh) * 2022-04-29 2022-08-12 同创(丽水)特种材料有限公司 一种粉末冶金钽靶用钽粉末及钽靶
CN117182085A (zh) * 2023-10-16 2023-12-08 中国振华(集团)新云电子元器件有限责任公司(国营第四三二六厂) 一种片状钽粉制作方法、电容器及电子设备

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241465B1 (es) 1967-10-25 1977-10-18
US4141719A (en) * 1977-05-31 1979-02-27 Fansteel Inc. Tantalum metal powder
US4441927A (en) * 1982-11-16 1984-04-10 Cabot Corporation Tantalum powder composition
US4555268A (en) * 1984-12-18 1985-11-26 Cabot Corporation Method for improving handling properties of a flaked tantalum powder composition
US4740238A (en) * 1987-03-26 1988-04-26 Fansteel Inc. Platelet-containing tantalum powders
US5261942A (en) 1987-11-30 1993-11-16 Cabot Corporation Tantalum powder and method of making same
US5211741A (en) 1987-11-30 1993-05-18 Cabot Corporation Flaked tantalum powder
US4940490A (en) 1987-11-30 1990-07-10 Cabot Corporation Tantalum powder
US5580367A (en) 1987-11-30 1996-12-03 Cabot Corporation Flaked tantalum powder and method of using same flaked tantalum powder
CZ300529B6 (cs) * 1997-02-19 2009-06-10 H.C. Starck Gmbh Práškový tantal, zpusob jeho výroby a z nej vyrobené anody a kondezátory
US6659283B1 (en) * 2001-05-17 2003-12-09 Wilson Greatbatch Ltd. Capacitor grade powders
US7142409B2 (en) * 2003-07-28 2006-11-28 Cabot Corporation Nitrided valve metal material and method of making same
WO2007036087A1 (en) 2005-09-29 2007-04-05 Ningxia Orient Tantalum Industry Co., Ltd Methods for spherically granulating and agglomerating metal particles and the metal particles prepared thereby, anodes made from the metal particles
US20100085685A1 (en) * 2008-10-06 2010-04-08 Avx Corporation Capacitor Anode Formed From a Powder Containing Coarse Agglomerates and Fine Agglomerates
US8687347B2 (en) * 2011-01-12 2014-04-01 Avx Corporation Planar anode for use in a wet electrolytic capacitor
US9053861B2 (en) * 2012-03-16 2015-06-09 Avx Corporation Wet capacitor cathode containing a conductive coating formed anodic electrochemical polymerization of a colloidal suspension
EP3089180B1 (en) * 2013-12-25 2019-11-06 Ningxia Orient Tantalum Industry Co., Ltd. Capacitor grade high specific volume tantalum powder improving electrical performance and preparation method therefor

Also Published As

Publication number Publication date
EP3184205A1 (en) 2017-06-28
US10737322B2 (en) 2020-08-11
IL249918A0 (en) 2017-03-30
WO2016026092A1 (zh) 2016-02-25
EP3184205B1 (en) 2020-05-27
EP3184205A4 (en) 2018-04-11
CN107073575B (zh) 2020-03-31
CN107073575A (zh) 2017-08-18
IL249918B (en) 2021-09-30
US20170232509A1 (en) 2017-08-17

Similar Documents

Publication Publication Date Title
MX2017001990A (es) Polvo de tantalo compuesto y proceso para preparar el mismo y anodo capacitor preparado a partir del polvo de tantalo.
MX2020000387A (es) Método general y directo para preparar nanopartículas de estructura organometálica funcionalizadas con oligonucleotidos.
MX2024014319A (es) Anticuerpos anti-bcma unicamente de cadena pesada
EP3093085A4 (en) Titanium powder material, titanium material, and method for producing oxygen solid solution titanium powder material
CA3058586C (en) Composition for the production of tagatose and process for the production of tagatose using it
AU2013235499A8 (en) Estrogen receptor modulators and uses thereof
PH12017500011B1 (en) Process for manufacturing a milk of slaked lime of great fineness and milk of lime of great fineness thereby obtained
PH12017501035A1 (en) Method for the production of a pharmaceutical delivery system
EP3118181A4 (en) Composite metal catalyst composition, and method and apparatus for preparing 1,4-cyclohexanedimethanol using same
WO2016007617A3 (en) Pharmaceutical compounding kit
WO2013002479A3 (ko) 나노에멀젼 조성물 및 그 제조방법
ZA201401613B (en) Method for producing highly pure platinum powder, as well as platinum powder that can be obtained according to said method, and use thereof
EP3163640A4 (en) Method for producing nanomaterial-dopant composition composite, nanomaterial-dopant composition composite, and dopant composition
EP3277820A4 (en) Methods for producing modified red blood cell compositions, compositions and uses thereof
IN2015KN00323A (es)
EP3316359A4 (en) Electrochemical element electrode composition, electrochemical element electrode, electrochemical element, and method for producing electrochemical element electrode composition
EP3269684A4 (en) Carbon nanostructure preparation method, carbon nanostructure prepared by means of same, and composite material comprising same
CA3057595C (en) Composition for the production of tagatose and process for the production of tagatose employing it
MX2016014244A (es) Metodo para secar mezclas de sabores de reaccion.
IN2014MU00455A (es)
IL268363A (en) Electrode composition, electrode, manufacturing method for the electrode, and battery
EP3351659A4 (en) Positive electrode for water electrolysis, electrolysis cell and method for producing positive electrode for water electrolysis
EP3321327A4 (en) Liquid composition, method for producing same and method for producing membrane electrode assembly
PH12018500872A1 (en) Innovative preparation and crystallization of iosimenol
PH12016502302B1 (en) Pharmaceutical composition for preventing and treating senile dementia and preparation method thereof