JPH0217484B2 - - Google Patents
Info
- Publication number
- JPH0217484B2 JPH0217484B2 JP59249787A JP24978784A JPH0217484B2 JP H0217484 B2 JPH0217484 B2 JP H0217484B2 JP 59249787 A JP59249787 A JP 59249787A JP 24978784 A JP24978784 A JP 24978784A JP H0217484 B2 JPH0217484 B2 JP H0217484B2
- Authority
- JP
- Japan
- Prior art keywords
- particle size
- alumina
- alumina powder
- average particle
- size distribution
- 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 - Lifetime
Links
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 48
- 239000002245 particle Substances 0.000 claims description 42
- 239000000843 powder Substances 0.000 claims description 33
- 238000009826 distribution Methods 0.000 claims description 30
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000010298 pulverizing process Methods 0.000 claims description 6
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims description 5
- 229910001388 sodium aluminate Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 13
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000000634 powder X-ray diffraction Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000011124 aluminium ammonium sulphate Nutrition 0.000 description 1
- LCQXXBOSCBRNNT-UHFFFAOYSA-K ammonium aluminium sulfate Chemical group [NH4+].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O LCQXXBOSCBRNNT-UHFFFAOYSA-K 0.000 description 1
- 229910001680 bayerite Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229940035429 isobutyl alcohol Drugs 0.000 description 1
- 238000009766 low-temperature sintering Methods 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
- C01F7/141—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by neutralisation with an acidic agent
- C01F7/142—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by neutralisation with an acidic agent with carbon dioxide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59249787A JPS61132513A (ja) | 1984-11-28 | 1984-11-28 | αアルミナ粉末とその製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59249787A JPS61132513A (ja) | 1984-11-28 | 1984-11-28 | αアルミナ粉末とその製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61132513A JPS61132513A (ja) | 1986-06-20 |
| JPH0217484B2 true JPH0217484B2 (enrdf_load_stackoverflow) | 1990-04-20 |
Family
ID=17198214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59249787A Granted JPS61132513A (ja) | 1984-11-28 | 1984-11-28 | αアルミナ粉末とその製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61132513A (enrdf_load_stackoverflow) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04130050A (ja) * | 1990-09-18 | 1992-05-01 | Nippon Light Metal Co Ltd | 耐火材及びその製造法 |
| AU1894092A (en) * | 1991-04-26 | 1992-12-21 | Vista Chemical Company | Process for preparing sub-micron alumina particles |
| CN1076318C (zh) * | 1997-09-19 | 2001-12-19 | 中国科学院山西煤炭化学研究所 | 铝酸钠碳酸化法制备活性氧化铝的方法 |
| JP4932148B2 (ja) * | 2004-10-18 | 2012-05-16 | 株式会社フジミインコーポレーテッド | 酸化アルミニウム粉末の製造法 |
| JP4677761B2 (ja) * | 2004-10-26 | 2011-04-27 | 住友ベークライト株式会社 | エポキシ樹脂組成物及び半導体装置 |
| FR2943333B1 (fr) | 2009-03-20 | 2011-08-05 | Baikowski | Alumine, luminophores et composes mixtes ainsi que procedes de preparation associes |
| JP6195332B2 (ja) * | 2011-07-28 | 2017-09-13 | 兼松サステック株式会社 | 難燃剤を含有する木質材料及び難燃剤を含有する木質材料の製造方法 |
| CN112830508A (zh) * | 2021-01-29 | 2021-05-25 | 郑州大学 | 一种利用铝灰脱氮固氟熟料制备氢氧化铝的方法 |
-
1984
- 1984-11-28 JP JP59249787A patent/JPS61132513A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61132513A (ja) | 1986-06-20 |
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