DE2439543C2 - Verfahren zur Herstellung von hochaktivem Aluminiumoxid - Google Patents
Verfahren zur Herstellung von hochaktivem AluminiumoxidInfo
- Publication number
- DE2439543C2 DE2439543C2 DE2439543A DE2439543A DE2439543C2 DE 2439543 C2 DE2439543 C2 DE 2439543C2 DE 2439543 A DE2439543 A DE 2439543A DE 2439543 A DE2439543 A DE 2439543A DE 2439543 C2 DE2439543 C2 DE 2439543C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- aluminum oxide
- active
- alumina
- specific surface
- 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
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims description 13
- 238000000034 method Methods 0.000 title claims description 8
- 230000008569 process Effects 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 239000008187 granular material Substances 0.000 claims description 21
- 239000011148 porous material Substances 0.000 claims description 16
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 14
- 239000000654 additive Substances 0.000 claims description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- 230000000996 additive effect Effects 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000011780 sodium chloride Substances 0.000 claims description 7
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 2
- 230000004913 activation Effects 0.000 claims description 2
- 239000004202 carbamide Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 6
- 239000013078 crystal Substances 0.000 claims 3
- WMWXXXSCZVGQAR-UHFFFAOYSA-N dialuminum;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3] WMWXXXSCZVGQAR-UHFFFAOYSA-N 0.000 claims 3
- 238000010438 heat treatment Methods 0.000 claims 3
- 230000009466 transformation Effects 0.000 claims 3
- 150000004684 trihydrates Chemical class 0.000 claims 3
- 230000032683 aging Effects 0.000 claims 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 claims 2
- 239000013543 active substance Substances 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 238000000137 annealing Methods 0.000 claims 1
- 230000008859 change Effects 0.000 claims 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 claims 1
- 150000004820 halides Chemical class 0.000 claims 1
- 150000004677 hydrates Chemical class 0.000 claims 1
- 230000036571 hydration Effects 0.000 claims 1
- 238000006703 hydration reaction Methods 0.000 claims 1
- 239000004615 ingredient Substances 0.000 claims 1
- 238000003801 milling Methods 0.000 claims 1
- 150000002823 nitrates Chemical class 0.000 claims 1
- 230000007420 reactivation Effects 0.000 claims 1
- 230000009467 reduction Effects 0.000 claims 1
- 229910021653 sulphate ion Inorganic materials 0.000 claims 1
- 238000002791 soaking Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000002459 porosimetry Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
- B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Glanulating (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2439543A DE2439543C2 (de) | 1974-08-17 | 1974-08-17 | Verfahren zur Herstellung von hochaktivem Aluminiumoxid |
| IT50922/75A IT1047703B (it) | 1974-08-17 | 1975-08-12 | Procedimento per produrre un granulato di ossido di alluminio poroso e prodotto ottenuto |
| US05/604,014 US4010234A (en) | 1974-08-17 | 1975-08-12 | Production of highly porous active aluminium oxide granulate |
| FR7525384A FR2281894A2 (fr) | 1974-08-17 | 1975-08-14 | Procede de preparation d'oxyde d'aluminium en forme de perles |
| GB3404675A GB1452054A (en) | 1974-08-17 | 1975-08-15 | Production of highly porous active aluminum oxide granulate |
| JP50099563A JPS5149199A (en) | 1974-08-17 | 1975-08-18 | Boxoseikatsuseikasankaaruminiumuryujobutsuno seizoho |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2439543A DE2439543C2 (de) | 1974-08-17 | 1974-08-17 | Verfahren zur Herstellung von hochaktivem Aluminiumoxid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2439543A1 DE2439543A1 (de) | 1976-03-04 |
| DE2439543C2 true DE2439543C2 (de) | 1983-11-24 |
Family
ID=5923455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2439543A Expired DE2439543C2 (de) | 1974-08-17 | 1974-08-17 | Verfahren zur Herstellung von hochaktivem Aluminiumoxid |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4010234A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5149199A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2439543C2 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2281894A2 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1452054A (cg-RX-API-DMAC7.html) |
| IT (1) | IT1047703B (cg-RX-API-DMAC7.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6546916B2 (en) * | 1999-03-10 | 2003-04-15 | Delphi Technologies, Inc. | Fuel injection pump timing mechanism |
| ES2291360T3 (es) | 2000-10-26 | 2008-03-01 | Smg Technologies Africa (Pty) Ltd | Granulos metalicos y de oxidos metalicos y procedimiento para su formacion. |
| RU2231496C2 (ru) * | 2002-04-16 | 2004-06-27 | Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" | Способ грануляции пылевидной фракции глинозема |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE758222A (fr) * | 1969-10-29 | 1971-04-01 | Norsk Hydro As | Procede de preparation de chlorure de magnesium convenant pour la production du magnesium par electrolyse du sel fondu |
| US3795724A (en) * | 1972-06-26 | 1974-03-05 | Kaiser Aluminium Chem Corp | Method of making alumina refractory grain |
-
1974
- 1974-08-17 DE DE2439543A patent/DE2439543C2/de not_active Expired
-
1975
- 1975-08-12 IT IT50922/75A patent/IT1047703B/it active
- 1975-08-12 US US05/604,014 patent/US4010234A/en not_active Expired - Lifetime
- 1975-08-14 FR FR7525384A patent/FR2281894A2/fr active Granted
- 1975-08-15 GB GB3404675A patent/GB1452054A/en not_active Expired
- 1975-08-18 JP JP50099563A patent/JPS5149199A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1452054A (en) | 1976-10-06 |
| FR2281894A2 (fr) | 1976-03-12 |
| JPS5149199A (en) | 1976-04-28 |
| FR2281894B2 (cg-RX-API-DMAC7.html) | 1979-01-05 |
| IT1047703B (it) | 1980-10-20 |
| DE2439543A1 (de) | 1976-03-04 |
| US4010234A (en) | 1977-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8161 | Application of addition to: |
Ref document number: 2059946 Country of ref document: DE Format of ref document f/p: P |
|
| 8162 | Independent application | ||
| 8126 | Change of the secondary classification |
Ipc: ENTFAELLT |
|
| 8181 | Inventor (new situation) |
Free format text: PODSCHUS, ERNST, DR., 5090 LEVERKUSEN, DE |
|
| AF | Is addition to no. |
Ref country code: DE Ref document number: 2059946 Format of ref document f/p: P |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |