FR2202035A2 - Activated alumina prodn for catalyst supports - by extrusion with starch as binder and firing - Google Patents
Activated alumina prodn for catalyst supports - by extrusion with starch as binder and firingInfo
- Publication number
- FR2202035A2 FR2202035A2 FR7326012A FR7326012A FR2202035A2 FR 2202035 A2 FR2202035 A2 FR 2202035A2 FR 7326012 A FR7326012 A FR 7326012A FR 7326012 A FR7326012 A FR 7326012A FR 2202035 A2 FR2202035 A2 FR 2202035A2
- Authority
- FR
- France
- Prior art keywords
- starch
- catalyst supports
- prodn
- firing
- binder
- 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title abstract 4
- 229920002472 Starch Polymers 0.000 title abstract 3
- 235000019698 starch Nutrition 0.000 title abstract 3
- 239000008107 starch Substances 0.000 title abstract 3
- 239000003054 catalyst Substances 0.000 title abstract 2
- 239000011230 binding agent Substances 0.000 title 1
- 238000001125 extrusion Methods 0.000 title 1
- 238000010304 firing Methods 0.000 title 1
- 229910052593 corundum Inorganic materials 0.000 abstract 3
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 3
- 238000001035 drying Methods 0.000 abstract 2
- 238000001354 calcination Methods 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 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
- 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)
-
- 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
- C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
- C01F7/447—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes
- C01F7/448—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes using superatmospheric pressure, e.g. hydrothermal conversion of gibbsite into boehmite
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO7245372 | 1972-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2202035A2 true FR2202035A2 (en) | 1974-05-03 |
| FR2202035B2 FR2202035B2 (enExample) | 1978-07-21 |
Family
ID=20091288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7326012A Granted FR2202035A2 (en) | 1972-10-07 | 1973-07-16 | Activated alumina prodn for catalyst supports - by extrusion with starch as binder and firing |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2202035A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0002251A3 (en) * | 1977-12-02 | 1979-06-27 | Hoechst Aktiengesellschaft | Process for the preparation of an attrition-resistant active carbon catalyst or catalyst support |
-
1973
- 1973-07-16 FR FR7326012A patent/FR2202035A2/fr active Granted
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0002251A3 (en) * | 1977-12-02 | 1979-06-27 | Hoechst Aktiengesellschaft | Process for the preparation of an attrition-resistant active carbon catalyst or catalyst support |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2202035B2 (enExample) | 1978-07-21 |
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