DE2137781C3 - Verfahren zur Reinigung von hydratisiertem Aluminiumoxyd - Google Patents
Verfahren zur Reinigung von hydratisiertem AluminiumoxydInfo
- Publication number
- DE2137781C3 DE2137781C3 DE2137781A DE2137781A DE2137781C3 DE 2137781 C3 DE2137781 C3 DE 2137781C3 DE 2137781 A DE2137781 A DE 2137781A DE 2137781 A DE2137781 A DE 2137781A DE 2137781 C3 DE2137781 C3 DE 2137781C3
- Authority
- DE
- Germany
- Prior art keywords
- slurry
- bayerite
- sodium
- carbon dioxide
- aluminum oxide
- 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
Links
- 238000000034 method Methods 0.000 title claims description 22
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title description 22
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 50
- 239000002002 slurry Substances 0.000 claims description 35
- 229910001680 bayerite Inorganic materials 0.000 claims description 31
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 25
- 239000001569 carbon dioxide Substances 0.000 claims description 23
- 229910001593 boehmite Inorganic materials 0.000 claims description 15
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims description 10
- 229910001388 sodium aluminate Inorganic materials 0.000 claims description 10
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 description 27
- 239000011734 sodium Substances 0.000 description 25
- 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 20
- 229910052708 sodium Inorganic materials 0.000 description 20
- 239000012535 impurity Substances 0.000 description 13
- 239000000047 product Substances 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 238000001354 calcination Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- -1 B. Si Substances 0.000 description 3
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- 235000012501 ammonium carbonate Nutrition 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229910001948 sodium oxide Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 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 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 101150063042 NR0B1 gene Proteins 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910001679 gibbsite Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 239000000075 oxide glass Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007858 starting material Substances 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
-
- 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
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
-
- 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
- C01P2006/10—Solid density
-
- 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
-
- 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
- C01P2006/14—Pore volume
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3312371 | 1971-07-14 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2137781A1 DE2137781A1 (de) | 1973-02-15 |
| DE2137781B2 DE2137781B2 (de) | 1975-04-17 |
| DE2137781C3 true DE2137781C3 (de) | 1975-12-04 |
Family
ID=10348865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2137781A Expired DE2137781C3 (de) | 1971-07-14 | 1971-07-28 | Verfahren zur Reinigung von hydratisiertem Aluminiumoxyd |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2137781C3 (OSRAM) |
| FR (1) | FR2146961B1 (OSRAM) |
| GB (1) | GB1317527A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100395185C (zh) * | 2005-11-22 | 2008-06-18 | 华东理工大学 | 超细氢氧化铝的制备方法 |
| AU2007352535A1 (en) * | 2006-06-21 | 2008-12-04 | Martinswerk Gmbh | Process for producing magnesium hydroxide |
| CN110386613B (zh) * | 2019-08-23 | 2022-04-29 | 广州大学 | 一种晶型可控的分等级介孔水合氧化铝微球的制备方法 |
| CN115259189B (zh) * | 2022-08-05 | 2023-11-24 | 大连理工大学 | 一种由工业氢氧化铝合成低钠拟薄水铝石的方法 |
-
1971
- 1971-07-14 GB GB3312371A patent/GB1317527A/en not_active Expired
- 1971-07-28 DE DE2137781A patent/DE2137781C3/de not_active Expired
- 1971-07-28 FR FR7127680A patent/FR2146961B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2146961A1 (OSRAM) | 1973-03-09 |
| FR2146961B1 (OSRAM) | 1974-09-06 |
| DE2137781A1 (de) | 1973-02-15 |
| DE2137781B2 (de) | 1975-04-17 |
| GB1317527A (en) | 1973-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69626913T2 (de) | Verwendung von mit Basen behandeltem Aluminiumoxid in Druckwechseladsorption | |
| DE60024350T2 (de) | Adsorptionsmittel und adsorptives Trennungsverfahren | |
| DE68916553T2 (de) | Beseitigung von quecksilber aus fluiden durch berührung mit aktiviertem zeolith a. | |
| DE2725384C2 (de) | Verwendung von Magnesiateilchen | |
| DE69007989T2 (de) | Verwendung von Sorbentmittel für die Polyolefinreinigung. | |
| DE1263726B (de) | Verfahren zur Herstellung kristalliner zeolithischer Molekularsiebe | |
| CH496622A (de) | Verfahren zur Herstellung von feinteiligen, gefällten Silikaten und Doppelsilikaten | |
| US3839536A (en) | Process for preparing pure hydrated alumina | |
| DE2137781C3 (de) | Verfahren zur Reinigung von hydratisiertem Aluminiumoxyd | |
| DE2127649C3 (de) | Verfahren zur Herstellung großporiger Kieselsäuregelkörper | |
| DE3490383T1 (de) | Verfahren zur Herstellung von hochreinem Aluminiumoxid | |
| DE1171885B (de) | Verfahren zur Herstellung von siliciumdioxydhaltigen Aerogelen | |
| DE60225374T2 (de) | Verfahren zur Herstellung eines aktivierten Aluminiumoxid-Formkörpers | |
| EP0503229A1 (de) | Verfahren zur Herstellung eines Katalysators für die Hydratation von Olefinen zu Alkoholen | |
| DE2510700C2 (de) | Verfahren zur Herstellung von Zeolithen mit verbesserter Hochtemperatur- und Säurebeständigkeit | |
| DE1068232B (de) | Verfahren zur Herstellung von Alumosifficat-Gelien | |
| DE2058871B2 (de) | Verfahren zur Herstellung eines Zeoliths | |
| DE69213058T2 (de) | Dioktaedrische 2:1 Phyllosilikate und Verfahren zu ihrer Herstellung | |
| DE2340430B2 (de) | Verfahren zum Regenerieren von verbrauchtem Aluminiumoxid | |
| DE2415872C2 (de) | Verfahren zur Verminderung des Gehaltes an organischen Verbindungen in der Aluminatlauge bei der Tonerdeherstellung nach dem Bayer-Verfahren | |
| DE1176105B (de) | Verfahren zum Herstellen mit einem Bindemittel abgebundener Molekularsiebformkoerper | |
| DE2653797C2 (de) | Verfahren zum Herstellen von mit 0,01 bis 25 % Chromoxid und/oder Eisenoxid dotiertem Aluminiumoxid | |
| DE2924417C2 (de) | Verfahren zum Herstellen von im wesentlichen kein freies Alkali enthaltendem Zeolith | |
| DE1052962B (de) | Verfahren zur Abtrennung von Fluorwasserstoffsaeure aus andere Saeuren enthaltenden Loesungen | |
| DE3619909A1 (de) | Verfahren zur herstellung von magnesiumoxid und/oder seinen hydratationsprodukten |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |