BR0304252B1 - processo de produÇço de pà de monàxido de niàbio, monàxido de niàbio, e, capacitor. - Google Patents
processo de produÇço de pà de monàxido de niàbio, monàxido de niàbio, e, capacitor.Info
- Publication number
- BR0304252B1 BR0304252B1 BR0304252A BR0304252A BR0304252B1 BR 0304252 B1 BR0304252 B1 BR 0304252B1 BR 0304252 A BR0304252 A BR 0304252A BR 0304252 A BR0304252 A BR 0304252A BR 0304252 B1 BR0304252 B1 BR 0304252B1
- Authority
- BR
- Brazil
- Prior art keywords
- niobium monoxide
- capacitor
- production process
- powder
- niobium
- Prior art date
Links
- BFRGSJVXBIWTCF-UHFFFAOYSA-N niobium monoxide Chemical compound [Nb]=O BFRGSJVXBIWTCF-UHFFFAOYSA-N 0.000 title 4
- 239000003990 capacitor Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000843 powder Substances 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
- C01P2006/40—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)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR0304252A BR0304252B1 (pt) | 2003-09-25 | 2003-09-25 | processo de produÇço de pà de monàxido de niàbio, monàxido de niàbio, e, capacitor. |
| GB0605986A GB2421945A (en) | 2003-09-25 | 2004-01-23 | A process for the production of niobium oxide power for use in capacitors |
| CNA2004800277767A CN1856446A (zh) | 2003-09-25 | 2004-01-23 | 生产在电容器中使用的氧化铌粉末的方法 |
| PCT/BR2004/000003 WO2005028370A1 (en) | 2003-09-25 | 2004-01-23 | A process for the production of niobium oxide power for use in capacitors |
| DE112004001796T DE112004001796T5 (de) | 2003-09-25 | 2004-01-23 | Ein Verfahren für die Herstellung von Nioboxid-Pulver für die Verwendung in Kondensatoren |
| JP2006527231A JP2007506634A (ja) | 2003-09-25 | 2004-01-23 | コンデンサに用いるためのニオブ酸化物粉末の製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR0304252A BR0304252B1 (pt) | 2003-09-25 | 2003-09-25 | processo de produÇço de pà de monàxido de niàbio, monàxido de niàbio, e, capacitor. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR0304252A BR0304252A (pt) | 2005-05-31 |
| BR0304252B1 true BR0304252B1 (pt) | 2013-05-14 |
Family
ID=34318717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR0304252A BR0304252B1 (pt) | 2003-09-25 | 2003-09-25 | processo de produÇço de pà de monàxido de niàbio, monàxido de niàbio, e, capacitor. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP2007506634A (pt) |
| CN (1) | CN1856446A (pt) |
| BR (1) | BR0304252B1 (pt) |
| DE (1) | DE112004001796T5 (pt) |
| GB (1) | GB2421945A (pt) |
| WO (1) | WO2005028370A1 (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT1890967E (pt) * | 2005-06-03 | 2009-05-05 | Starck H C Gmbh | Condensador |
| JPWO2008001774A1 (ja) * | 2006-06-26 | 2009-11-26 | 三井金属鉱業株式会社 | ニオブ酸化物の製造方法及び一酸化ニオブ |
| JP5046572B2 (ja) * | 2006-06-26 | 2012-10-10 | 三井金属鉱業株式会社 | 一酸化ニオブ |
| EP2176872A2 (en) * | 2007-07-18 | 2010-04-21 | Cabot Corporation | Niobium suboxide- and niobium-tantalum-oxide-powders and capacitor anodes produced thereof |
| CN100577574C (zh) | 2007-08-25 | 2010-01-06 | 宁夏东方钽业股份有限公司 | 低价氧化铌或铌粉的制备方法 |
| CN108046323B (zh) * | 2017-12-20 | 2019-08-02 | 广东省稀有金属研究所 | 一种铌氧化物的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6416730B1 (en) * | 1998-09-16 | 2002-07-09 | Cabot Corporation | Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides |
| US6391275B1 (en) * | 1998-09-16 | 2002-05-21 | Cabot Corporation | Methods to partially reduce a niobium metal oxide and 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 (pt) * | 2002-11-04 | 2004-06-29 | Cbmm Sa | Processo de produção de pó de nióbio e/ou de tântalo de elevada área superficial |
-
2003
- 2003-09-25 BR BR0304252A patent/BR0304252B1/pt not_active IP Right Cessation
-
2004
- 2004-01-23 CN CNA2004800277767A patent/CN1856446A/zh active Pending
- 2004-01-23 GB GB0605986A patent/GB2421945A/en not_active Withdrawn
- 2004-01-23 WO PCT/BR2004/000003 patent/WO2005028370A1/en active Application Filing
- 2004-01-23 JP JP2006527231A patent/JP2007506634A/ja active Pending
- 2004-01-23 DE DE112004001796T patent/DE112004001796T5/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB2421945A (en) | 2006-07-12 |
| GB0605986D0 (en) | 2006-05-03 |
| JP2007506634A (ja) | 2007-03-22 |
| DE112004001796T5 (de) | 2006-09-07 |
| BR0304252A (pt) | 2005-05-31 |
| CN1856446A (zh) | 2006-11-01 |
| WO2005028370A1 (en) | 2005-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25A | Requested transfer of rights approved |
Owner name: IPT - INSTITUTO DE PESQUISAS TECNOLOGICAS DO ESTAD Free format text: TRANSFERIDO DE: CBMM - COMPANHIA BRASILEIRA DE METALURGIA E MINERACAO. |
|
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 25/09/2003, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B15K | Others concerning applications: alteration of classification |
Free format text: ALTERADA A CLASSIFICACAO DE: H01G 4/00 PARA: C01G 33/00 Ipc: C01G 33/00 (2006.01) |
|
| B15K | Others concerning applications: alteration of classification |
Free format text: A CLASSIFICACAO ANTERIOR ERA: H01G 4/00 Ipc: C01G 33/00 (2006.01) |
|
| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 13A ANUIDADE. |
|
| B21H | Decision of lapse of a patent or of a certificate of addition of invention cancelled [chapter 21.8 patent gazette] | ||
| B24B | Patent annual fee: requirement for complementing annual fee | ||
| B24D | Patent annual fee: restoration after fee payment |