GB0605986D0 - A process for the production of niobium oxide power for use in capacitors - Google Patents

A process for the production of niobium oxide power for use in capacitors

Info

Publication number: GB0605986D0
Authority: GB; United Kingdom
Prior art keywords: capacitors; production; niobium oxide; oxide power; power
Prior art date: 2003-09-25
Legal status (The legal status 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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GBGB0605986.9A

Other versions

GB2421945A (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

CBMM SA

Companhia Brasileira de Metalurgia e Mineracao

Instituto de Pesquisa Tecnologicas do Estado Sao Paulo S/A (IPT)

Original Assignee

CBMM SA

Companhia Brasileira de Metalurgia e Mineracao

Instituto de Pesquisa Tecnologicas do Estado Sao Paulo S/A (IPT)

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.)

2003-09-25

Filing date

2004-01-23

Publication date

2006-05-03

2004-01-23 Application filed by CBMM SA, Companhia Brasileira de Metalurgia e Mineracao, Instituto de Pesquisa Tecnologicas do Estado Sao Paulo S/A (IPT) filed Critical CBMM SA

2006-05-03 Publication of GB0605986D0 publication Critical patent/GB0605986D0/en

2006-07-12 Publication of GB2421945A publication Critical patent/GB2421945A/en

Status Withdrawn legal-status Critical Current

Links

239000003990 capacitor Substances 0.000 title 1
229910000484 niobium oxide Inorganic materials 0.000 title 1
URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
- 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
- H01G9/052—Sintered electrodes
- H01G9/0525—Powder therefor
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/14—Pore volume
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Inorganic Chemistry (AREA)
Microelectronics & Electronic Packaging (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Powder Metallurgy (AREA)

GB0605986A 2003-09-25 2004-01-23 A process for the production of niobium oxide power for use in capacitors Withdrawn GB2421945A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
BR0304252A BR0304252B1 (en)	2003-09-25	2003-09-25	production process of niobium monoxide powder, niobium monoxide, and capacitor.
PCT/BR2004/000003 WO2005028370A1 (en)	2003-09-25	2004-01-23	A process for the production of niobium oxide power for use in capacitors

Publications (2)

Publication Number	Publication Date
GB0605986D0 true GB0605986D0 (en)	2006-05-03
GB2421945A GB2421945A (en)	2006-07-12

Family

ID=34318717

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0605986A Withdrawn GB2421945A (en)	2003-09-25	2004-01-23	A process for the production of niobium oxide power for use in capacitors

Country Status (6)

Country	Link
JP (1)	JP2007506634A (en)
CN (1)	CN1856446A (en)
BR (1)	BR0304252B1 (en)
DE (1)	DE112004001796T5 (en)
GB (1)	GB2421945A (en)
WO (1)	WO2005028370A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
RU2424982C2 (en) *	2005-06-03	2011-07-27	Х.К. Штарк Гмбх	Niobium suboxide
WO2008001774A1 (en) *	2006-06-26	2008-01-03	Mitsui Mining & Smelting Co., Ltd.	Process for production of niobium oxides and niobium monoxide
JP5046572B2 (en) *	2006-06-26	2012-10-10	三井金属鉱業株式会社	Niobium monoxide
CN101755315B (en) *	2007-07-18	2012-12-05	卡伯特公司	Niobium suboxide- and niobium-tantalum-oxide-powders and capacitor anodes produced thereof
CN100577574C (en)	2007-08-25	2010-01-06	宁夏东方钽业股份有限公司	Method for preparing low chemical valence niobium oxide or niobium powder
CN108046323B (en) *	2017-12-20	2019-08-02	广东省稀有金属研究所	A kind of preparation method of niobium oxide

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6391275B1 (en) *	1998-09-16	2002-05-21	Cabot Corporation	Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides
US6416730B1 (en) *	1998-09-16	2002-07-09	Cabot Corporation	Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides
US20030104923A1 (en) *	2001-05-15	2003-06-05	Showa Denko K.K.	Niobium oxide powder, niobium oxide sintered body and capacitor using the sintered body
BR0204587A (en) *	2002-11-04	2004-06-29	Cbmm Sa	High Surface Area Niobium and / or Tantalum Powder Production Process

2003
- 2003-09-25 BR BR0304252A patent/BR0304252B1/en not_active IP Right Cessation
2004
- 2004-01-23 DE DE112004001796T patent/DE112004001796T5/en not_active Withdrawn
- 2004-01-23 GB GB0605986A patent/GB2421945A/en not_active Withdrawn
- 2004-01-23 CN CNA2004800277767A patent/CN1856446A/en active Pending
- 2004-01-23 WO PCT/BR2004/000003 patent/WO2005028370A1/en active Application Filing
- 2004-01-23 JP JP2006527231A patent/JP2007506634A/en active Pending

Also Published As

Publication number	Publication date
BR0304252B1 (en)	2013-05-14
BR0304252A (en)	2005-05-31
WO2005028370A1 (en)	2005-03-31
JP2007506634A (en)	2007-03-22
DE112004001796T5 (en)	2006-09-07
GB2421945A (en)	2006-07-12
CN1856446A (en)	2006-11-01

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Legal Events

Date	Code	Title	Description
2009-01-14	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)