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)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic 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 (7)

* 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
EP3507242B1 (en) 2016-09-01 2021-07-14 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
WO2019173087A1 (en) * 2018-03-05 2019-09-12 Global Advanced Metals Usa, Inc. Anodes containing spherical powder and capacitors
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
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

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
US4940490A (en) 1987-11-30 1990-07-10 Cabot Corporation Tantalum powder
US5211741A (en) 1987-11-30 1993-05-18 Cabot Corporation Flaked tantalum powder
US5261942A (en) 1987-11-30 1993-11-16 Cabot Corporation Tantalum powder and method of making same
US5580367A (en) * 1987-11-30 1996-12-03 Cabot Corporation Flaked tantalum powder and method of using same flaked tantalum powder
WO1998037249A1 (de) * 1997-02-19 1998-08-27 H.C. Starck Gmbh & Co. Kg Tantalpulver, verfahren zu seiner herstellung, sowie daraus erhältliche sinteranoden
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
JP5197369B2 (ja) * 2005-09-29 2013-05-15 ニンシア オリエント タンタル インダストリー カンパニー、 リミテッド 金属粒子を球状に造粒し塊成化する方法
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
MX2015014640A (es) * 2013-12-25 2016-03-01 Ningxia Orient Tantalum Ind Co Polvo de tantalo grado capacitor de alta capacitancia especifica con propiedades electricas mejoradas y proceso para hacer el mismo.

Also Published As

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

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