JP7501792B2 - 酸化ニオブ粒子及び酸化ニオブ粒子の製造方法 - Google Patents
酸化ニオブ粒子及び酸化ニオブ粒子の製造方法 Download PDFInfo
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- 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 description 261
- 239000002245 particle Substances 0.000 title claims description 250
- 229910000484 niobium oxide Inorganic materials 0.000 title claims description 249
- 238000004519 manufacturing process Methods 0.000 title claims description 38
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 69
- 229910052750 molybdenum Inorganic materials 0.000 claims description 53
- 239000011733 molybdenum Substances 0.000 claims description 53
- 150000002752 molybdenum compounds Chemical class 0.000 claims description 44
- 239000005078 molybdenum compound Substances 0.000 claims description 43
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 claims description 36
- 150000002822 niobium compounds Chemical class 0.000 claims description 34
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical group [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 30
- 239000002344 surface layer Substances 0.000 claims description 29
- 239000010955 niobium Substances 0.000 claims description 28
- 229910052758 niobium Inorganic materials 0.000 claims description 25
- 238000001354 calcination Methods 0.000 claims description 18
- 238000004458 analytical method Methods 0.000 claims description 15
- 238000005211 surface analysis Methods 0.000 claims description 13
- 238000004438 BET method Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 3
- 238000010304 firing Methods 0.000 description 41
- 238000000034 method Methods 0.000 description 22
- 238000004876 x-ray fluorescence Methods 0.000 description 19
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 18
- 239000000203 mixture Substances 0.000 description 18
- 239000013078 crystal Substances 0.000 description 17
- 238000005259 measurement Methods 0.000 description 15
- 239000000843 powder Substances 0.000 description 15
- 230000004907 flux Effects 0.000 description 14
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 14
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 13
- BFRGSJVXBIWTCF-UHFFFAOYSA-N niobium monoxide Chemical compound [Nb]=O BFRGSJVXBIWTCF-UHFFFAOYSA-N 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000002441 X-ray diffraction Methods 0.000 description 10
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 description 10
- 238000001878 scanning electron micrograph Methods 0.000 description 10
- 238000007716 flux method Methods 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- HFLAMWCKUFHSAZ-UHFFFAOYSA-N niobium dioxide Chemical compound O=[Nb]=O HFLAMWCKUFHSAZ-UHFFFAOYSA-N 0.000 description 4
- WPCMRGJTLPITMF-UHFFFAOYSA-I niobium(5+);pentahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[Nb+5] WPCMRGJTLPITMF-UHFFFAOYSA-I 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- -1 niobium halides Chemical class 0.000 description 3
- YHBDIEWMOMLKOO-UHFFFAOYSA-I pentachloroniobium Chemical compound Cl[Nb](Cl)(Cl)(Cl)Cl YHBDIEWMOMLKOO-UHFFFAOYSA-I 0.000 description 3
- 239000011164 primary particle Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000011088 calibration curve Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- QXYJCZRRLLQGCR-UHFFFAOYSA-N dioxomolybdenum Chemical compound O=[Mo]=O QXYJCZRRLLQGCR-UHFFFAOYSA-N 0.000 description 2
- 238000010332 dry classification Methods 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 2
- AOLPZAHRYHXPLR-UHFFFAOYSA-I pentafluoroniobium Chemical compound F[Nb](F)(F)(F)F AOLPZAHRYHXPLR-UHFFFAOYSA-I 0.000 description 2
- 238000010587 phase diagram Methods 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000000859 sublimation Methods 0.000 description 2
- 230000008022 sublimation Effects 0.000 description 2
- 229910001936 tantalum oxide Inorganic materials 0.000 description 2
- ZIRLXLUNCURZTP-UHFFFAOYSA-I tantalum(5+);pentahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[Ta+5] ZIRLXLUNCURZTP-UHFFFAOYSA-I 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- CFJRGWXELQQLSA-UHFFFAOYSA-N azanylidyneniobium Chemical compound [Nb]#N CFJRGWXELQQLSA-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000002109 crystal growth method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- VLAPMBHFAWRUQP-UHFFFAOYSA-L molybdic acid Chemical compound O[Mo](O)(=O)=O VLAPMBHFAWRUQP-UHFFFAOYSA-L 0.000 description 1
- DSYRJFDOOSKABR-UHFFFAOYSA-I niobium(v) bromide Chemical compound [Br-].[Br-].[Br-].[Br-].[Br-].[Nb+5] DSYRJFDOOSKABR-UHFFFAOYSA-I 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- FWIYBTVHGYLSAZ-UHFFFAOYSA-I pentaiodoniobium Chemical compound I[Nb](I)(I)(I)I FWIYBTVHGYLSAZ-UHFFFAOYSA-I 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- NYPFJVOIAWPAAV-UHFFFAOYSA-N sulfanylideneniobium Chemical compound [Nb]=S NYPFJVOIAWPAAV-UHFFFAOYSA-N 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- YRGLXIVYESZPLQ-UHFFFAOYSA-I tantalum pentafluoride Chemical compound F[Ta](F)(F)(F)F YRGLXIVYESZPLQ-UHFFFAOYSA-I 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004736 wide-angle X-ray diffraction Methods 0.000 description 1
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- 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
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G39/00—Compounds of molybdenum
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G39/00—Compounds of molybdenum
- C01G39/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/85—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by XPS, EDX or EDAX data
-
- 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
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
-
- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
- C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
-
- 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
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- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Description
すなわち、本発明は以下の態様を包含する。
(2) 長径が0.1~300μmである、前記(1)に記載の酸化ニオブ粒子。
(3) 多面体状、柱状又は針状の形状を有する、前記(1)又は(2)に記載の酸化ニオブ粒子。
(4) 長径/短径で表されるアスペクト比が2以上である、前記(1)~(3)のいずれか一項に記載の酸化ニオブ粒子。
(5) 前記酸化ニオブ粒子をXRF分析することによって求められる前記酸化ニオブ粒子100質量%に対するMoO3含有率(M1)が0.1~40質量%である、前記(1)~(4)のいずれか一つに記載の酸化ニオブ粒子。
(6) 前記モリブデンが、前記酸化ニオブ粒子の表層に偏在している、前記(1)~(5)のいずれか一つに記載の酸化ニオブ粒子。
(7) 前記酸化ニオブ粒子をXPS表面分析することによって求められる前記酸化ニオブ粒子の表層100質量%に対するMoO3含有率(M2)が0.5~45質量%である、前記(1)~(6)のいずれか一つに記載の酸化ニオブ粒子。
(8) BET法により求められる比表面積が、10m2/g未満である、前記(1)~(7)のいずれか一つに記載の酸化ニオブ粒子。
(9) 前記(1)~(8)のいずれか一つに記載の酸化ニオブ粒子の製造方法であって、
モリブデン化合物の存在下で、ニオブ化合物を焼成することを含む、酸化ニオブ粒子の製造方法。
(10) 前記ニオブ化合物を焼成する焼成温度が800~1500℃である、前記(9)に記載の酸化ニオブ粒子の製造方法。
(11) モリブデン化合物中のモリブデン原子とニオブ化合物中のニオブ原子のモル比が、モリブデン/ニオブ=0.01以上である、前記(9)又は(10)に記載の酸化ニオブ粒子の製造方法。
≪酸化ニオブ粒子≫
≪酸化ニオブ粒子の製造方法≫
[混合工程]
(ニオブ化合物)
(モリブデン化合物)
[焼成工程]
[モリブデン除去工程]
[粉砕工程]
[分級工程]
[比較例1]
[実施例1]
[実施例2~3]
[実施例4~7、比較例2]
<評価>
[粒子径の測定]
[結晶構造解析:XRD(X線回折)法]
[XRF(蛍光X線)分析]
測定条件
EZスキャンモード
測定元素:F~U
測定時間:標準
測定径:10mm
残分(バランス成分):なし
[XPS表面分析]
・X線源:単色化Al Kα、ビーム径100μmφ、出力25W
・測定:エリア測定(1000μm四方)、n=3
・帯電補正:C1s=284.8eV
[比表面積測定]
<結果>
Claims (9)
- モリブデンが表層に偏在している酸化ニオブ粒子であって、XRF分析することによって求められる前記酸化ニオブ粒子100質量%に対するMoO3含有率(M1)が1~30質量%であり、
前記MoO 3 含有率(M 1 )に対する、前記酸化ニオブ粒子をXPS表面分析することによって求められる前記MoO 3 含有率(M 2 )の表面偏在比(M 2 /M 1 )が1よりも大きい、酸化ニオブ粒子。 - 長径が0.1~300μmである、請求項1に記載の酸化ニオブ粒子。
- 多面体状、柱状又は針状の形状を有する、請求項1に記載の酸化ニオブ粒子。
- 長径/短径で表されるアスペクト比が2以上である、請求項1に記載の酸化ニオブ粒子。
- 前記酸化ニオブ粒子をXPS表面分析することによって求められる前記酸化ニオブ粒子の表層100質量%に対するMoO3含有率(M2)が4.3~45質量%である、請求項1に記載の酸化ニオブ粒子。
- BET法により求められる比表面積が、10m2/g未満である、請求項1に記載の酸化ニオブ粒子。
- 請求項1~6のいずれか一項に記載の酸化ニオブ粒子の製造方法であって、
モリブデン化合物の存在下で、ニオブ化合物を焼成することを含む、酸化ニオブ粒子の製造方法。 - 前記ニオブ化合物を焼成する焼成温度が800~1500℃である、請求項7に記載の酸化ニオブ粒子の製造方法。
- モリブデン化合物中のモリブデン原子とニオブ化合物中のニオブ原子のモル比が、モリブデン/ニオブ=0.01以上である、請求項7に記載の酸化ニオブ粒子の製造方法。
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DE (1) | DE112020007825T5 (ja) |
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JP2005035885A (ja) | 2003-07-15 | 2005-02-10 | Hc Starck Gmbh | 亜酸化ニオブ粉末、亜酸化ニオブアノード、および固体電解キャパシタ |
JP2005247601A (ja) | 2004-03-01 | 2005-09-15 | Mitsui Mining & Smelting Co Ltd | 酸化ニオブ粉末 |
US20200152963A1 (en) | 2018-11-13 | 2020-05-14 | Aac Acoustic Technologies (Shenzhen) Co., Ltd. | Anode Material of Lithium Ion Battery And Non-aqueous Electrolyte Battery |
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JP2003267728A (ja) | 2002-03-15 | 2003-09-25 | Sumitomo Metal Mining Co Ltd | 酸化ニオブ微粒子の製造方法 |
JP4651000B2 (ja) | 2004-01-13 | 2011-03-16 | 多木化学株式会社 | 酸化ニオブゾルの製造方法 |
JP2005255454A (ja) | 2004-03-11 | 2005-09-22 | Stella Chemifa Corp | 酸化タンタル及び/又は酸化ニオブ及びその製造方法 |
US20110003085A1 (en) * | 2008-04-04 | 2011-01-06 | Carrier Corporation | Production Of Tailored Metal Oxide Materials Using A Reaction Sol-Gel Approach |
US8623781B2 (en) * | 2011-06-28 | 2014-01-07 | King Fahd University of Pretroleum and Minerals | Oxidative dehydrogenation of propane |
CN103449520B (zh) * | 2013-08-26 | 2015-02-25 | 中国科学院上海硅酸盐研究所 | 一种棒状五氧化二铌模板晶粒及其制备方法 |
CN104190404B (zh) * | 2014-09-17 | 2016-05-18 | 桂林理工大学 | 可见光响应的光催化剂SmNbMo2O10及其制备方法 |
CN111850739A (zh) * | 2020-03-26 | 2020-10-30 | 南通科技职业学院 | 一种三氧化钨/五氧化二铌纳米纤维的制备方法 |
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JP2005247601A (ja) | 2004-03-01 | 2005-09-15 | Mitsui Mining & Smelting Co Ltd | 酸化ニオブ粉末 |
US20200152963A1 (en) | 2018-11-13 | 2020-05-14 | Aac Acoustic Technologies (Shenzhen) Co., Ltd. | Anode Material of Lithium Ion Battery And Non-aqueous Electrolyte Battery |
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