JP4017857B2 - 酸化アルミニウム粉体の製造方法および酸化アルミニウム粉体 - Google Patents
酸化アルミニウム粉体の製造方法および酸化アルミニウム粉体 Download PDFInfo
- Publication number
- JP4017857B2 JP4017857B2 JP2001325929A JP2001325929A JP4017857B2 JP 4017857 B2 JP4017857 B2 JP 4017857B2 JP 2001325929 A JP2001325929 A JP 2001325929A JP 2001325929 A JP2001325929 A JP 2001325929A JP 4017857 B2 JP4017857 B2 JP 4017857B2
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- JP
- Japan
- Prior art keywords
- aluminum oxide
- powder
- parts
- mass
- oxide powder
- Prior art date
- 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.)
- Expired - Fee Related
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- 239000000843 powder Substances 0.000 title claims description 104
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims description 74
- 238000004519 manufacturing process Methods 0.000 title claims description 31
- 239000011164 primary particle Substances 0.000 claims description 28
- 238000010298 pulverizing process Methods 0.000 claims description 24
- 238000002156 mixing Methods 0.000 claims description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 12
- 239000011163 secondary particle Substances 0.000 claims description 11
- 150000002681 magnesium compounds Chemical class 0.000 claims description 8
- 150000002334 glycols Chemical class 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 239000011812 mixed powder Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 description 22
- 238000005245 sintering Methods 0.000 description 12
- 239000000919 ceramic Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000010304 firing Methods 0.000 description 8
- 238000000227 grinding Methods 0.000 description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000011819 refractory material Substances 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000004901 spalling Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007088 Archimedes method Methods 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001325929A JP4017857B2 (ja) | 2001-10-24 | 2001-10-24 | 酸化アルミニウム粉体の製造方法および酸化アルミニウム粉体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001325929A JP4017857B2 (ja) | 2001-10-24 | 2001-10-24 | 酸化アルミニウム粉体の製造方法および酸化アルミニウム粉体 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003137658A JP2003137658A (ja) | 2003-05-14 |
| JP2003137658A5 JP2003137658A5 (https=) | 2005-04-21 |
| JP4017857B2 true JP4017857B2 (ja) | 2007-12-05 |
Family
ID=19142395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001325929A Expired - Fee Related JP4017857B2 (ja) | 2001-10-24 | 2001-10-24 | 酸化アルミニウム粉体の製造方法および酸化アルミニウム粉体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4017857B2 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007031163A (ja) * | 2004-07-02 | 2007-02-08 | Showa Denko Kk | 酸化アルミニウム粉体の製造方法及び酸化アルミニウム粉体 |
| JP2008041470A (ja) * | 2006-08-08 | 2008-02-21 | Tokyo Electric Power Co Inc:The | 固体酸化物形燃料電池のインタコネクタ及びその製造方法、並びに固体酸化物形燃料電池。 |
-
2001
- 2001-10-24 JP JP2001325929A patent/JP4017857B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003137658A (ja) | 2003-05-14 |
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