CN102701154A - 一种超临界干燥制备超细氧化铝的方法 - Google Patents
一种超临界干燥制备超细氧化铝的方法 Download PDFInfo
- Publication number
- CN102701154A CN102701154A CN2012101121540A CN201210112154A CN102701154A CN 102701154 A CN102701154 A CN 102701154A CN 2012101121540 A CN2012101121540 A CN 2012101121540A CN 201210112154 A CN201210112154 A CN 201210112154A CN 102701154 A CN102701154 A CN 102701154A
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- CN
- China
- Prior art keywords
- ultra
- supercritical drying
- fine alumina
- prepares
- boehmite
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 40
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000000352 supercritical drying Methods 0.000 title claims abstract description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910001593 boehmite Inorganic materials 0.000 claims abstract description 25
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 24
- 238000003756 stirring Methods 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 239000008367 deionised water Substances 0.000 claims abstract description 9
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims abstract description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 8
- 229910017604 nitric acid Inorganic materials 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims 2
- 235000011089 carbon dioxide Nutrition 0.000 claims 2
- 230000001143 conditioned effect Effects 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 13
- 239000012528 membrane Substances 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 7
- 239000001569 carbon dioxide Substances 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 18
- 239000006185 dispersion Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000011148 porous material Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000005054 agglomeration Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 150000004703 alkoxides Chemical class 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- -1 aluminum alkoxide Chemical class 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007863 gel particle Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
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CN201210112154.0A CN102701154B (zh) | 2012-04-17 | 2012-04-17 | 一种超临界干燥制备超细氧化铝的方法 |
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CN201210112154.0A CN102701154B (zh) | 2012-04-17 | 2012-04-17 | 一种超临界干燥制备超细氧化铝的方法 |
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CN102701154A true CN102701154A (zh) | 2012-10-03 |
CN102701154B CN102701154B (zh) | 2014-04-02 |
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CN201210112154.0A Expired - Fee Related CN102701154B (zh) | 2012-04-17 | 2012-04-17 | 一种超临界干燥制备超细氧化铝的方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111333095A (zh) * | 2020-03-10 | 2020-06-26 | 广东玉峰粉体材料股份有限公司 | 一种工业碱渣白泥生产超细碳酸钙的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1266020A (zh) * | 2000-03-30 | 2000-09-13 | 中国科学院上海硅酸盐研究所 | 一种一水软铝石超细纳米粉体的制备方法 |
CN1401575A (zh) * | 2001-08-09 | 2003-03-12 | 中国科学院生态环境研究中心 | 纳米三氧化二铝的制备方法 |
CN101698607A (zh) * | 2009-11-20 | 2010-04-28 | 苏州创元投资发展(集团)有限公司 | 一种环保型凝胶注膜成型制备氧化铝基陶瓷材料的方法 |
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2012
- 2012-04-17 CN CN201210112154.0A patent/CN102701154B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1266020A (zh) * | 2000-03-30 | 2000-09-13 | 中国科学院上海硅酸盐研究所 | 一种一水软铝石超细纳米粉体的制备方法 |
CN1401575A (zh) * | 2001-08-09 | 2003-03-12 | 中国科学院生态环境研究中心 | 纳米三氧化二铝的制备方法 |
CN101698607A (zh) * | 2009-11-20 | 2010-04-28 | 苏州创元投资发展(集团)有限公司 | 一种环保型凝胶注膜成型制备氧化铝基陶瓷材料的方法 |
Non-Patent Citations (1)
Title |
---|
张池明等: "超细粒子氧化铝的制备", 《粉体技术》, vol. 1, no. 4, 30 September 1995 (1995-09-30), pages 21 - 25 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111333095A (zh) * | 2020-03-10 | 2020-06-26 | 广东玉峰粉体材料股份有限公司 | 一种工业碱渣白泥生产超细碳酸钙的方法 |
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Application publication date: 20121003 Assignee: SHANDONG HENGTONG CRYSTAL MATERIALS CO., LTD. Assignor: South China University of Technology Contract record no.: 2014370000186 Denomination of invention: Method for preparing ultrafine alumina by supercritical drying Granted publication date: 20140402 License type: Exclusive License Record date: 20141216 |
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