CA1043539A - Low surface area alumina - Google Patents
Low surface area aluminaInfo
- Publication number
- CA1043539A CA1043539A CA190,989A CA190989A CA1043539A CA 1043539 A CA1043539 A CA 1043539A CA 190989 A CA190989 A CA 190989A CA 1043539 A CA1043539 A CA 1043539A
- Authority
- CA
- Canada
- Prior art keywords
- alumina
- per gram
- surface area
- boehmite
- mix
- 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
- 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 45
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims abstract description 29
- 239000000203 mixture Substances 0.000 claims abstract description 25
- 229910001593 boehmite Inorganic materials 0.000 claims abstract description 24
- 239000002253 acid Substances 0.000 claims abstract description 18
- 229910001679 gibbsite Inorganic materials 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000003054 catalyst Substances 0.000 claims abstract description 7
- 229910001680 bayerite Inorganic materials 0.000 claims abstract description 5
- 239000011148 porous material Substances 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 12
- 238000010304 firing Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 229910052593 corundum Inorganic materials 0.000 claims 2
- 238000007493 shaping process Methods 0.000 claims 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 2
- 239000000969 carrier Substances 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 abstract description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 16
- 239000008188 pellet Substances 0.000 description 12
- 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 8
- 235000019253 formic acid Nutrition 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- RREGISFBPQOLTM-UHFFFAOYSA-N alumane;trihydrate Chemical compound O.O.O.[AlH3] RREGISFBPQOLTM-UHFFFAOYSA-N 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 229910000873 Beta-alumina solid electrolyte Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 238000002459 porosimetry 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
- 238000011160 research Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 150000004684 trihydrates Chemical class 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
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- 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
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/612—Surface area less than 10 m2/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/633—Pore volume less than 0.5 ml/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/651—50-500 nm
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/653—500-1000 nm
-
- 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
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32699073A | 1973-01-26 | 1973-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1043539A true CA1043539A (en) | 1978-12-05 |
Family
ID=23274654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA190,989A Expired CA1043539A (en) | 1973-01-26 | 1974-01-25 | Low surface area alumina |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS507797A (enrdf_load_stackoverflow) |
| BE (1) | BE810103A (enrdf_load_stackoverflow) |
| CA (1) | CA1043539A (enrdf_load_stackoverflow) |
| DE (1) | DE2403638A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2215389B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1465523A (enrdf_load_stackoverflow) |
| IT (1) | IT1009123B (enrdf_load_stackoverflow) |
| NL (1) | NL7400966A (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2449474A1 (fr) * | 1979-02-26 | 1980-09-19 | Rhone Poulenc Ind | Billes d'alumine a double porosite, leur procede de preparation et leurs applications comme supports de catalyseurs |
| EP0139051B1 (en) * | 1983-03-08 | 1987-11-25 | The Dow Chemical Company | Catalyst for selective hydrogenation of alkynes in the presence of dienes |
| NL8600959A (nl) * | 1986-04-16 | 1987-11-16 | Veg Gasinstituut Nv | Katalysator voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel; werkwijze voor de bereiding van de katalysator alsmede werkwijze voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel. |
| CN1009437B (zh) * | 1988-02-03 | 1990-09-05 | 中国石油化工总公司 | 乙烯氧化制环氧乙烷高效银催化剂 |
| DE4311650C2 (de) * | 1993-04-08 | 1996-06-05 | Sued Chemie Ag | Hochporöse Formlinge auf der Basis von Aluminiumoxid und deren Verwendung |
| JP7259846B2 (ja) * | 2018-04-06 | 2023-04-18 | Dic株式会社 | アルミナ粒子 |
| CN111019605A (zh) * | 2019-12-05 | 2020-04-17 | 青岛瑞克尔新材料科技有限公司 | 较低堆积密度的陶瓷微晶磨料及其磨具制品的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3669904A (en) * | 1970-05-28 | 1972-06-13 | Air Prod & Chem | Particles featuring gamma alumina |
| US3652449A (en) * | 1970-06-24 | 1972-03-28 | Union Oil Co | Hydrocarbon conversion processes using alumina-bonded catalysts |
-
1974
- 1974-01-23 GB GB314374A patent/GB1465523A/en not_active Expired
- 1974-01-24 NL NL7400966A patent/NL7400966A/xx not_active Application Discontinuation
- 1974-01-24 BE BE1005668A patent/BE810103A/xx not_active IP Right Cessation
- 1974-01-25 FR FR7402513A patent/FR2215389B1/fr not_active Expired
- 1974-01-25 DE DE2403638A patent/DE2403638A1/de active Pending
- 1974-01-25 CA CA190,989A patent/CA1043539A/en not_active Expired
- 1974-01-26 JP JP49011365A patent/JPS507797A/ja active Pending
- 1974-01-28 IT IT67228/74A patent/IT1009123B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1465523A (en) | 1977-02-23 |
| DE2403638A1 (de) | 1974-08-15 |
| BE810103A (fr) | 1974-07-24 |
| IT1009123B (it) | 1976-12-10 |
| FR2215389B1 (enrdf_load_stackoverflow) | 1978-12-29 |
| FR2215389A1 (enrdf_load_stackoverflow) | 1974-08-23 |
| NL7400966A (enrdf_load_stackoverflow) | 1974-07-30 |
| JPS507797A (enrdf_load_stackoverflow) | 1975-01-27 |
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