CZ20032619A3 - Způsob zmenšování velikosti částic oxidu niobu - Google Patents
Způsob zmenšování velikosti částic oxidu niobu Download PDFInfo
- Publication number
- CZ20032619A3 CZ20032619A3 CZ20032619A CZ20032619A CZ20032619A3 CZ 20032619 A3 CZ20032619 A3 CZ 20032619A3 CZ 20032619 A CZ20032619 A CZ 20032619A CZ 20032619 A CZ20032619 A CZ 20032619A CZ 20032619 A3 CZ20032619 A3 CZ 20032619A3
- Authority
- CZ
- Czechia
- Prior art keywords
- grinding
- niobium
- size
- niobium oxide
- oxygen
- Prior art date
Links
- 229910000484 niobium oxide Inorganic materials 0.000 title claims abstract description 95
- 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 claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 67
- 239000002245 particle Substances 0.000 title claims description 67
- 239000000463 material Substances 0.000 claims abstract description 112
- 239000001301 oxygen Substances 0.000 claims abstract description 54
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 54
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 10
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 9
- 238000000227 grinding Methods 0.000 claims description 149
- 239000010955 niobium Substances 0.000 claims description 88
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 88
- 229910052758 niobium Inorganic materials 0.000 claims description 84
- 238000009826 distribution Methods 0.000 claims description 30
- 230000008569 process Effects 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 239000007858 starting material Substances 0.000 claims description 17
- YOWQFIUMFQOIEI-UHFFFAOYSA-N [O-2].O.[Nb+5] Chemical compound [O-2].O.[Nb+5] YOWQFIUMFQOIEI-UHFFFAOYSA-N 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 150000004767 nitrides Chemical class 0.000 claims description 4
- 239000002270 dispersing agent Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 239000002019 doping agent Substances 0.000 claims 2
- 238000003801 milling Methods 0.000 abstract description 23
- 239000000843 powder Substances 0.000 description 20
- 238000001238 wet grinding Methods 0.000 description 14
- 239000012467 final product Substances 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000002386 leaching Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 229910052715 tantalum Inorganic materials 0.000 description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- -1 compressive strength Chemical class 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010951 particle size reduction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-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
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C3/041—Grinding
-
- 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
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
-
- 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
- C01P2004/51—Particles with a specific particle size distribution
- C01P2004/52—Particles with a specific particle size distribution highly monodisperse 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
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/90—Other properties not specified above
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)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27198301P | 2001-02-28 | 2001-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CZ20032619A3 true CZ20032619A3 (cs) | 2004-04-14 |
Family
ID=23037915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CZ20032619A CZ20032619A3 (cs) | 2001-02-28 | 2002-02-27 | Způsob zmenšování velikosti částic oxidu niobu |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US7210641B2 (enExample) |
| EP (1) | EP1370492A2 (enExample) |
| JP (1) | JP4567291B2 (enExample) |
| KR (1) | KR20030083724A (enExample) |
| CN (1) | CN1242924C (enExample) |
| BR (1) | BR0207709A (enExample) |
| CZ (1) | CZ20032619A3 (enExample) |
| IL (2) | IL157610A0 (enExample) |
| MX (1) | MXPA03007713A (enExample) |
| RU (1) | RU2003128994A (enExample) |
| WO (1) | WO2002068333A2 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7210641B2 (en) | 2001-02-28 | 2007-05-01 | Cabot Corporation | Methods of making a niobium metal oxide |
| 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 |
| US7655214B2 (en) * | 2003-02-26 | 2010-02-02 | Cabot Corporation | Phase formation of oxygen reduced valve metal oxides and granulation methods |
| EP1638891A2 (en) | 2003-05-19 | 2006-03-29 | Cabot Corporation | Methods of making a niobium metal oxide and oxygen reduced niobium oxides |
| DE10347702B4 (de) † | 2003-10-14 | 2007-03-29 | H.C. Starck Gmbh | Sinterkörper auf Basis Niobsuboxid |
| EP1945361B1 (en) * | 2005-08-15 | 2013-06-26 | Xstrata Technology Pty Ltd | Method for increasing efficiency of grinding of ores, minerals and concentrates |
| AU2006281962B2 (en) * | 2005-08-15 | 2010-04-15 | Glencore Technology Pty Limited | Method for increasing efficiency of grinding of ores, minerals and concentrates |
| GB0622463D0 (en) * | 2006-11-10 | 2006-12-20 | Avx Ltd | Powder modification in the manufacture of solid state capacitor anodes |
| US20100038236A1 (en) * | 2008-08-18 | 2010-02-18 | Alex Rivera | Hydrogen-from-water on-demand supplemental vehicle fuel electrolyzer system |
| TW201527258A (zh) * | 2013-10-08 | 2015-07-16 | Showa Denko Kk | 鈮造粒粉末之製造方法 |
| BR102020016774A2 (pt) * | 2020-08-17 | 2022-02-22 | Fras-Le S.A. | Preparado de nanopartículas de nióbio, uso e processo para sua obtenção |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1125921A (en) * | 1914-02-11 | 1915-01-26 | Atkins Kroll & Co | Tube-mill. |
| US4205964A (en) * | 1972-06-12 | 1980-06-03 | The International Nickel Company, Inc. | Process for producing ceramic powders and products resulting therefrom |
| AU1097583A (en) * | 1983-02-03 | 1984-08-09 | Union Process International Inc. | Comminuting mill |
| CA1218639A (en) * | 1984-07-17 | 1987-03-03 | A. Meredith Mckim | Apparatus for adding grinding media to a grinding mill |
| US4887773A (en) * | 1986-10-27 | 1989-12-19 | Inco Alloys International, Inc. | Rotary mill with charging system |
| JPH0671560B2 (ja) * | 1987-04-03 | 1994-09-14 | 宇部興産株式会社 | ミ ル |
| JPH02268843A (ja) * | 1989-04-07 | 1990-11-02 | Ube Ind Ltd | セラミックスの混合粉砕方法 |
| JPH05320814A (ja) * | 1992-05-19 | 1993-12-07 | Asahi Glass Co Ltd | 複合部材とその製造方法 |
| JPH08173813A (ja) * | 1994-12-21 | 1996-07-09 | Nippon Koole Oil Kk | 石炭液化触媒の製造方法 |
| JPH11169734A (ja) * | 1997-12-10 | 1999-06-29 | Oki Electric Ind Co Ltd | ボールミル装置用の粉砕容器、粉砕容器構造体、ボールミル装置、およびこれを用いた粉末の粉砕方法 |
| US6322912B1 (en) | 1998-09-16 | 2001-11-27 | Cabot Corporation | Electrolytic capacitor anode of valve metal oxide |
| 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 |
| CN100381234C (zh) | 1999-03-19 | 2008-04-16 | 卡伯特公司 | 通过研磨制备铌和其它金属粉末 |
| US6375704B1 (en) * | 1999-05-12 | 2002-04-23 | Cabot Corporation | High capacitance niobium powders and electrolytic capacitor anodes |
| CN1328409C (zh) | 2000-05-22 | 2007-07-25 | 卡伯特公司 | 铌溅射靶及其制造方法 |
| US7210641B2 (en) | 2001-02-28 | 2007-05-01 | Cabot Corporation | Methods of making a niobium metal oxide |
| EP1638891A2 (en) * | 2003-05-19 | 2006-03-29 | Cabot Corporation | Methods of making a niobium metal oxide and oxygen reduced niobium oxides |
-
2002
- 2002-02-25 US US10/083,657 patent/US7210641B2/en not_active Expired - Fee Related
- 2002-02-27 CZ CZ20032619A patent/CZ20032619A3/cs unknown
- 2002-02-27 EP EP02709715A patent/EP1370492A2/en not_active Withdrawn
- 2002-02-27 JP JP2002567858A patent/JP4567291B2/ja not_active Expired - Fee Related
- 2002-02-27 KR KR10-2003-7011319A patent/KR20030083724A/ko not_active Withdrawn
- 2002-02-27 MX MXPA03007713A patent/MXPA03007713A/es not_active Application Discontinuation
- 2002-02-27 RU RU2003128994/15A patent/RU2003128994A/ru not_active Application Discontinuation
- 2002-02-27 BR BR0207709-4A patent/BR0207709A/pt not_active IP Right Cessation
- 2002-02-27 IL IL15761002A patent/IL157610A0/xx unknown
- 2002-02-27 WO PCT/US2002/005954 patent/WO2002068333A2/en not_active Ceased
- 2002-02-27 CN CNB028087615A patent/CN1242924C/zh not_active Expired - Fee Related
-
2003
- 2003-08-27 IL IL157610A patent/IL157610A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030083724A (ko) | 2003-10-30 |
| CN1242924C (zh) | 2006-02-22 |
| EP1370492A2 (en) | 2003-12-17 |
| CN1505593A (zh) | 2004-06-16 |
| JP4567291B2 (ja) | 2010-10-20 |
| WO2002068333A3 (en) | 2003-02-13 |
| IL157610A (en) | 2009-09-22 |
| JP2005507841A (ja) | 2005-03-24 |
| BR0207709A (pt) | 2006-01-17 |
| WO2002068333A2 (en) | 2002-09-06 |
| US7210641B2 (en) | 2007-05-01 |
| IL157610A0 (en) | 2004-03-28 |
| US20030057304A1 (en) | 2003-03-27 |
| MXPA03007713A (es) | 2004-03-16 |
| RU2003128994A (ru) | 2005-05-27 |
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