DD297949A5 - Nioboxidpulver (nb2o5) sowie verfahren zu dessen herstellung - Google Patents
Nioboxidpulver (nb2o5) sowie verfahren zu dessen herstellung Download PDFInfo
- Publication number
- DD297949A5 DD297949A5 DD90341374A DD34137490A DD297949A5 DD 297949 A5 DD297949 A5 DD 297949A5 DD 90341374 A DD90341374 A DD 90341374A DD 34137490 A DD34137490 A DD 34137490A DD 297949 A5 DD297949 A5 DD 297949A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- weight
- powder
- ppm
- niobium oxide
- calcination
- Prior art date
Links
- 239000000843 powder Substances 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 11
- 238000004519 manufacturing process Methods 0.000 title description 4
- 239000011737 fluorine Substances 0.000 claims abstract description 8
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 8
- 229910000484 niobium oxide Inorganic materials 0.000 claims abstract description 6
- 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 claims abstract description 6
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims abstract 3
- 238000001354 calcination Methods 0.000 claims description 7
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 239000012065 filter cake Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- MAKKVCWGJXNRMD-UHFFFAOYSA-N niobium(5+);oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] MAKKVCWGJXNRMD-UHFFFAOYSA-N 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- NVDNLVYQHRUYJA-UHFFFAOYSA-N hafnium(iv) carbide Chemical compound [Hf+]#[C-] NVDNLVYQHRUYJA-UHFFFAOYSA-N 0.000 claims 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 2
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003985 ceramic capacitor Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- ZBSCCQXBYNSKPV-UHFFFAOYSA-N oxolead;oxomagnesium;2,4,5-trioxa-1$l^{5},3$l^{5}-diniobabicyclo[1.1.1]pentane 1,3-dioxide Chemical compound [Mg]=O.[Pb]=O.[Pb]=O.[Pb]=O.O1[Nb]2(=O)O[Nb]1(=O)O2 ZBSCCQXBYNSKPV-UHFFFAOYSA-N 0.000 description 1
- AOLPZAHRYHXPLR-UHFFFAOYSA-I pentafluoroniobium Chemical compound F[Nb](F)(F)(F)F AOLPZAHRYHXPLR-UHFFFAOYSA-I 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- 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
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3918691A DE3918691A1 (de) | 1989-06-08 | 1989-06-08 | Nioboxidpulver (nb(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)5(pfeil abwaerts)) sowie verfahren zu dessen herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD297949A5 true DD297949A5 (de) | 1992-01-30 |
Family
ID=6382335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD90341374A DD297949A5 (de) | 1989-06-08 | 1990-06-06 | Nioboxidpulver (nb2o5) sowie verfahren zu dessen herstellung |
Country Status (11)
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4030707A1 (de) * | 1990-09-28 | 1992-04-02 | Starck Hermann C Fa | Verfahren zur herstellung von fluoridarmen tantal-/niob-oxidhydraten bzw. oxiden |
| US6338832B1 (en) | 1995-10-12 | 2002-01-15 | Cabot Corporation | Process for producing niobium and tantalum compounds |
| US6416730B1 (en) † | 1998-09-16 | 2002-07-09 | Cabot Corporation | Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides |
| KR20020091109A (ko) | 2000-03-01 | 2002-12-05 | 캐보트 코포레이션 | 질화 밸브 금속 및 그 제조 방법 |
| JP4996016B2 (ja) * | 2001-06-01 | 2012-08-08 | 三井金属鉱業株式会社 | 酸化ニオブスラリー、酸化ニオブ粉末およびそれらの製造方法 |
| DE10296409B4 (de) * | 2001-12-27 | 2006-06-08 | Mitsui Mining & Smelting Co., Ltd. | Tantaloxid oder Nioboxid-Pulver und Verfahren zu ihrer Herstellung |
| DE10307716B4 (de) | 2002-03-12 | 2021-11-18 | Taniobis Gmbh | Ventilmetall-Pulver und Verfahren zu deren Herstellung |
| JP4202195B2 (ja) * | 2003-06-10 | 2008-12-24 | 三井金属鉱業株式会社 | 水酸化タンタル、水酸化ニオブ、酸化タンタル、酸化ニオブ、およびこれらの製造方法 |
| US7099143B1 (en) | 2005-05-24 | 2006-08-29 | Avx Corporation | Wet electrolytic capacitors |
| US7511943B2 (en) | 2006-03-09 | 2009-03-31 | Avx Corporation | Wet electrolytic capacitor containing a cathode coating |
| US7480130B2 (en) | 2006-03-09 | 2009-01-20 | Avx Corporation | Wet electrolytic capacitor |
| CN103253708B (zh) * | 2013-05-08 | 2014-11-05 | 北京工业大学 | 一种醋酸溶剂热制备五氧化二铌纳米线的方法 |
| CN107055613B (zh) * | 2017-02-27 | 2018-10-30 | 湖南工业大学 | 一种无基底五氧化二铌纳米片阵列负极材料及其制备方法和应用 |
| JP7290921B2 (ja) * | 2018-07-06 | 2023-06-14 | 太陽誘電株式会社 | 圧電磁器組成物及びその製造方法、並びに圧電磁器、圧電素子及び圧電振動装置 |
| US11058883B2 (en) * | 2019-02-15 | 2021-07-13 | Medtronic, Inc. | Feedthrough assembly |
| CN110386623B (zh) * | 2019-07-04 | 2022-04-19 | 江西海协稀有金属材料有限公司 | 一种铌陶瓷膜过滤制备高纯氧化铌方法 |
| US20230045212A1 (en) * | 2020-02-14 | 2023-02-09 | Mitsui Mining & Smelting Co., Ltd. | Niobic acid aqueous solution |
| JP7208416B2 (ja) * | 2020-06-04 | 2023-01-18 | 三井金属鉱業株式会社 | ニオブ酸化合物及びニオブ含有スラリー |
| BR102020016774A2 (pt) * | 2020-08-17 | 2022-02-22 | Fras-Le S.A. | Preparado de nanopartículas de nióbio, uso e processo para sua obtenção |
| GB2616009B (en) | 2022-02-23 | 2024-05-01 | Echion Tech Limited | Electrode and method of manufacture |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3640679A (en) * | 1969-02-06 | 1972-02-08 | Molybdenum Corp | Process for recovery of columbium |
| JPS4930354A (enrdf_load_stackoverflow) * | 1972-07-17 | 1974-03-18 | ||
| JPS5110197A (en) * | 1974-07-16 | 1976-01-27 | Ishihara Sangyo Kaisha | Suisankaniobu mataha suisankatantaruno seizohoho |
| DK449074A (da) * | 1974-08-22 | 1976-02-23 | Atomenergikommissionen | Fremgangsmade til udvinding af tantal og/eller niob i fri eller bunden form fra tantal- og niobholdige oplosninger |
| DE3428788C2 (de) * | 1983-08-11 | 1986-07-10 | Günter J. 8510 Fürth Bauer | Verfahren zum kontinuierlichen Herstellen von fluoridarmen Tantal- oder Niob-Pentoxiden |
| DD250706A1 (de) * | 1986-07-01 | 1987-10-21 | Mansfeld Kombinat W Pieck Veb | Verfahren zur herstellung fluoridarmer tantal- oder niobpentoxide |
-
1989
- 1989-06-08 DE DE3918691A patent/DE3918691A1/de active Granted
-
1990
- 1990-05-26 EP EP90110025A patent/EP0402687B1/de not_active Expired - Lifetime
- 1990-05-26 DE DE90110025T patent/DE59004470D1/de not_active Expired - Fee Related
- 1990-05-26 AT AT90110025T patent/ATE101104T1/de not_active IP Right Cessation
- 1990-06-06 CA CA002018346A patent/CA2018346A1/en not_active Abandoned
- 1990-06-06 DD DD90341374A patent/DD297949A5/de not_active IP Right Cessation
- 1990-06-07 JP JP2147510A patent/JPH0323222A/ja active Pending
- 1990-06-07 BR BR909002693A patent/BR9002693A/pt not_active IP Right Cessation
- 1990-06-07 ZA ZA904388A patent/ZA904388B/xx unknown
- 1990-06-07 KR KR1019900008310A patent/KR0140871B1/ko not_active Expired - Fee Related
- 1990-06-08 CN CN90104138A patent/CN1025669C/zh not_active Expired - Lifetime
- 1990-06-08 AU AU57043/90A patent/AU630967B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CA2018346A1 (en) | 1990-12-08 |
| ZA904388B (en) | 1991-03-27 |
| EP0402687B1 (de) | 1994-02-02 |
| BR9002693A (pt) | 1991-08-20 |
| KR910000537A (ko) | 1991-01-29 |
| AU630967B2 (en) | 1992-11-12 |
| CN1025669C (zh) | 1994-08-17 |
| DE3918691C2 (enrdf_load_stackoverflow) | 1991-07-04 |
| JPH0323222A (ja) | 1991-01-31 |
| CN1047842A (zh) | 1990-12-19 |
| AU5704390A (en) | 1990-12-13 |
| KR0140871B1 (ko) | 1998-06-01 |
| DE59004470D1 (de) | 1994-03-17 |
| DE3918691A1 (de) | 1990-12-13 |
| EP0402687A1 (de) | 1990-12-19 |
| ATE101104T1 (de) | 1994-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |