DE2460921C2 - Verfahren zur herstellung von formkoerpern bzw. stranggepressten koerpern von aluminiumoxidhydrat - Google Patents
Verfahren zur herstellung von formkoerpern bzw. stranggepressten koerpern von aluminiumoxidhydratInfo
- Publication number
- DE2460921C2 DE2460921C2 DE19742460921 DE2460921A DE2460921C2 DE 2460921 C2 DE2460921 C2 DE 2460921C2 DE 19742460921 DE19742460921 DE 19742460921 DE 2460921 A DE2460921 A DE 2460921A DE 2460921 C2 DE2460921 C2 DE 2460921C2
- Authority
- DE
- Germany
- Prior art keywords
- aluminum oxide
- acid
- hydrate
- weight
- extruded
- 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 18
- 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 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title claims 7
- 239000011148 porous material Substances 0.000 claims description 16
- 239000002253 acid Substances 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 239000001099 ammonium carbonate Substances 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 3
- 239000000654 additive Substances 0.000 claims 2
- -1 aluminum oxide hydride Chemical compound 0.000 claims 2
- 229910021529 ammonia Inorganic materials 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 2
- 229910001593 boehmite Inorganic materials 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 2
- 230000007062 hydrolysis Effects 0.000 claims 2
- 238000006460 hydrolysis reaction Methods 0.000 claims 2
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 239000003377 acid catalyst Substances 0.000 claims 1
- 230000009172 bursting Effects 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 238000006555 catalytic reaction Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 claims 1
- 230000023556 desulfurization Effects 0.000 claims 1
- 239000000295 fuel oil Substances 0.000 claims 1
- 238000005470 impregnation Methods 0.000 claims 1
- 210000004072 lung Anatomy 0.000 claims 1
- 239000003208 petroleum Substances 0.000 claims 1
- 238000003825 pressing Methods 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 229960005215 dichloroacetic acid Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000001935 peptisation Methods 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- 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
- C01F7/021—After-treatment of oxides or hydroxides
- C01F7/025—Granulation or agglomeration
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- 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
- C01P2006/11—Powder tap 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
-
- 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
- C01P2006/16—Pore diameter
- C01P2006/17—Pore diameter distribution
-
- 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
- C01P2006/21—Attrition-index or crushing strength of granulates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742460921 DE2460921C2 (de) | 1974-12-21 | 1974-12-21 | Verfahren zur herstellung von formkoerpern bzw. stranggepressten koerpern von aluminiumoxidhydrat |
| FR7536154A FR2294993A1 (fr) | 1974-12-21 | 1975-11-26 | Procede de fabrication d'articles faconnes et notamment d'articles obtenus par extrusion d'alumine hydratee |
| US05/641,170 US4048295A (en) | 1974-12-21 | 1975-12-16 | Process for making extrudates from aluminum oxyhydrates |
| GB51959/75A GB1500928A (en) | 1974-12-21 | 1975-12-18 | Forming of articles from aluminium oxyhydrate |
| NL7514898A NL7514898A (nl) | 1974-12-21 | 1975-12-19 | Werkwijze voor het vervaardigen van gevormde li- chamen of extrusieprodukten uit aluminiumoxyde- -hydraat. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742460921 DE2460921C2 (de) | 1974-12-21 | 1974-12-21 | Verfahren zur herstellung von formkoerpern bzw. stranggepressten koerpern von aluminiumoxidhydrat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2460921B1 DE2460921B1 (de) | 1976-03-18 |
| DE2460921C2 true DE2460921C2 (de) | 1976-11-11 |
Family
ID=5934305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742460921 Expired DE2460921C2 (de) | 1974-12-21 | 1974-12-21 | Verfahren zur herstellung von formkoerpern bzw. stranggepressten koerpern von aluminiumoxidhydrat |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4048295A (enExample) |
| DE (1) | DE2460921C2 (enExample) |
| FR (1) | FR2294993A1 (enExample) |
| GB (1) | GB1500928A (enExample) |
| NL (1) | NL7514898A (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2550953B1 (fr) * | 1977-04-12 | 1987-02-20 | Commissariat Energie Atomique | Procede de fabrication de membranes minerales permeables |
| US4318896A (en) * | 1980-04-14 | 1982-03-09 | Uop Inc. | Manufacture of alumina particles |
| US4379134A (en) * | 1981-02-13 | 1983-04-05 | Union Carbide Corporation | Process of preparing high purity alumina bodies |
| DE3212249C2 (de) * | 1982-04-02 | 1986-08-21 | Condea Chemie GmbH, 2212 Brunsbüttel | Verfahren zur Herstellung von kugelförmiger Tonerde |
| US5266300A (en) * | 1989-08-02 | 1993-11-30 | Texaco Inc. | Method of making porous alumina |
| BR9203110A (pt) | 1992-08-12 | 1994-03-01 | Petroleo Brasileiro Sa | Composicao catalitica passivadora para o craqueamento de hidrocarbonetos,alumina e processo de craqueamento catalitico fluido |
| WO1998024598A1 (en) * | 1996-12-06 | 1998-06-11 | Stanley-Bostitch, Inc. | Fastener driving device with improved actuating assembly |
| US6299995B1 (en) * | 2000-05-31 | 2001-10-09 | Uop Llc | Process for carbon monoxide preferential oxidation for use with fuel cells |
| CN113603124A (zh) * | 2021-07-19 | 2021-11-05 | 中国科学院青海盐湖研究所 | 一种海胆状勃姆石粉体的制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3385663A (en) * | 1964-07-31 | 1968-05-28 | Du Pont | Preparation of high surface area, waterdispersible alumina monohydrate from low surface area alumina trihydrate |
| NL7015145A (enExample) * | 1969-10-29 | 1971-05-04 | ||
| US3945945A (en) * | 1971-05-10 | 1976-03-23 | Norton Company | High surface area alumina bodies |
| US3839230A (en) * | 1971-05-15 | 1974-10-01 | Petrochim Inst De Cercetari Pe | Process for improving the active-alumina catalyst properties |
| DE2237861C3 (de) * | 1971-08-02 | 1978-05-11 | Continental Oil Co., Ponca City, Okla. (V.St.A.) | Aluminiumoxyd-Extrudat |
| US3846540A (en) * | 1972-06-15 | 1974-11-05 | Continental Oil Co | Method for converting high-density low-porosity alumina into low-density high porosity alumina |
| US3917808A (en) * | 1972-10-16 | 1975-11-04 | Continental Oil Co | Method for extruding alumina |
| US3975509A (en) * | 1972-10-16 | 1976-08-17 | Continental Oil Company | Process for producing alpha alumina monohydrate |
-
1974
- 1974-12-21 DE DE19742460921 patent/DE2460921C2/de not_active Expired
-
1975
- 1975-11-26 FR FR7536154A patent/FR2294993A1/fr active Granted
- 1975-12-16 US US05/641,170 patent/US4048295A/en not_active Expired - Lifetime
- 1975-12-18 GB GB51959/75A patent/GB1500928A/en not_active Expired
- 1975-12-19 NL NL7514898A patent/NL7514898A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2294993A1 (fr) | 1976-07-16 |
| NL7514898A (nl) | 1976-06-23 |
| DE2460921B1 (de) | 1976-03-18 |
| US4048295A (en) | 1977-09-13 |
| GB1500928A (en) | 1978-02-15 |
| FR2294993B1 (enExample) | 1981-02-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |