CA1060424A - Alumina-based bodies obtained by agglomeration which are resistant to elevated temperatures - Google Patents
Alumina-based bodies obtained by agglomeration which are resistant to elevated temperaturesInfo
- Publication number
- CA1060424A CA1060424A CA217,700A CA217700A CA1060424A CA 1060424 A CA1060424 A CA 1060424A CA 217700 A CA217700 A CA 217700A CA 1060424 A CA1060424 A CA 1060424A
- Authority
- CA
- Canada
- Prior art keywords
- alumina
- process according
- oxides
- substances
- agglomeration
- 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 71
- 238000005054 agglomeration Methods 0.000 title claims abstract description 15
- 230000002776 aggregation Effects 0.000 title claims abstract description 15
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 16
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052746 lanthanum Inorganic materials 0.000 claims abstract description 13
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 12
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims abstract description 12
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims abstract description 10
- 229910052776 Thorium Inorganic materials 0.000 claims abstract description 10
- 239000000654 additive Substances 0.000 claims abstract description 8
- 230000000996 additive effect Effects 0.000 claims abstract description 7
- 239000000126 substance Substances 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 16
- 238000001354 calcination Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 15
- 229910001679 gibbsite Inorganic materials 0.000 claims description 14
- 239000000499 gel Substances 0.000 claims description 13
- 239000002243 precursor Substances 0.000 claims description 11
- 230000018044 dehydration Effects 0.000 claims description 8
- 238000006297 dehydration reaction Methods 0.000 claims description 8
- 238000005470 impregnation Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 238000000975 co-precipitation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- RKLPWYXSIBFAJB-UHFFFAOYSA-N [Nd].[Pr] Chemical compound [Nd].[Pr] RKLPWYXSIBFAJB-UHFFFAOYSA-N 0.000 claims 1
- 150000001339 alkali metal compounds Chemical class 0.000 claims 1
- 238000006555 catalytic reaction Methods 0.000 abstract description 2
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 238000007792 addition Methods 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 229910052761 rare earth metal Inorganic materials 0.000 description 6
- 150000002910 rare earth metals Chemical class 0.000 description 6
- 229910000722 Didymium Inorganic materials 0.000 description 4
- 241000224487 Didymium Species 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- 229910052688 Gadolinium Inorganic materials 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 229910052772 Samarium Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 2
- 150000004677 hydrates Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 description 2
- 150000002823 nitrates Chemical class 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000007420 reactivation Effects 0.000 description 2
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 2
- 238000004131 Bayer process Methods 0.000 description 1
- 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 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 101100037618 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) ant-1 gene Proteins 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 229910001680 bayerite Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001510 metal chloride Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 230000000087 stabilizing effect Effects 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- 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
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/12—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of actinides
-
- 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
- B01J37/08—Heat treatment
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7400803A FR2257335A1 (en) | 1974-01-10 | 1974-01-10 | Refractory alumina agglomerates for use as catalyst carriers - contg. metal oxide additives for improved heat stability |
| FR7437892A FR2290950A2 (fr) | 1974-11-18 | 1974-11-18 | Corps a base d'alumine obtenus par agglomeration resistant aux temperatures elevees |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1060424A true CA1060424A (en) | 1979-08-14 |
Family
ID=26218123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA217,700A Expired CA1060424A (en) | 1974-01-10 | 1975-01-10 | Alumina-based bodies obtained by agglomeration which are resistant to elevated temperatures |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5651152B2 (en, 2012) |
| CA (1) | CA1060424A (en, 2012) |
| CH (1) | CH605465A5 (en, 2012) |
| ES (1) | ES433643A1 (en, 2012) |
| GB (1) | GB1488281A (en, 2012) |
| IT (1) | IT1026273B (en, 2012) |
| LU (1) | LU71607A1 (en, 2012) |
| NL (1) | NL190227C (en, 2012) |
| SE (1) | SE417912B (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974256A (en) * | 1974-05-07 | 1976-08-10 | Exxon Research And Engineering Company | Sulfide removal process |
| JPS6031747U (ja) * | 1983-08-08 | 1985-03-04 | パイオニア株式会社 | リ−ルモ−タの駆動制御回路 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1386364A (fr) * | 1963-12-02 | 1965-01-22 | Pechiney Saint Gobain | Alumine active poreuse de grande solidité mécanique |
| FR1449904A (fr) * | 1965-07-09 | 1966-05-06 | Pechiney Saint Gobain | Agglomérés d'alumine active de résistance mécanique élevée |
| US3899444A (en) * | 1972-02-07 | 1975-08-12 | Ethyl Corp | Exhaust gas catalyst support |
-
1975
- 1975-01-08 NL NLAANVRAGE7500198,A patent/NL190227C/xx not_active IP Right Cessation
- 1975-01-08 ES ES433643A patent/ES433643A1/es not_active Expired
- 1975-01-09 SE SE7500226A patent/SE417912B/xx not_active IP Right Cessation
- 1975-01-09 CH CH19375A patent/CH605465A5/xx not_active IP Right Cessation
- 1975-01-09 GB GB960/75A patent/GB1488281A/en not_active Expired
- 1975-01-09 LU LU71607A patent/LU71607A1/xx unknown
- 1975-01-09 IT IT47578/75A patent/IT1026273B/it active
- 1975-01-10 CA CA217,700A patent/CA1060424A/en not_active Expired
- 1975-01-10 JP JP550875A patent/JPS5651152B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1488281A (en) | 1977-10-12 |
| DE2500548B2 (de) | 1977-06-23 |
| SE417912B (sv) | 1981-04-27 |
| NL7500198A (nl) | 1975-07-14 |
| CH605465A5 (en, 2012) | 1978-09-29 |
| ES433643A1 (es) | 1977-02-16 |
| NL190227B (nl) | 1993-07-16 |
| LU71607A1 (en, 2012) | 1975-12-09 |
| IT1026273B (it) | 1978-09-20 |
| JPS5651152B2 (en, 2012) | 1981-12-03 |
| NL190227C (nl) | 1993-12-16 |
| DE2500548A1 (de) | 1975-07-17 |
| JPS50116504A (en, 2012) | 1975-09-11 |
| SE7500226L (en, 2012) | 1975-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4061594A (en) | Alumina-based bodies obtained by agglomeration which are resistant to elevated temperatures | |
| KR0185483B1 (ko) | 산소흡수 및 방출능력을 갖는 복합산화물 및 그의 제조방법 | |
| KR0184299B1 (ko) | 산소흡수 및 방출능력을 갖는 복합산화물 | |
| US4448896A (en) | Hydrogenation catalyst for desulfurization and removal of heavy metals | |
| US4963519A (en) | Composite adsorbent | |
| CA1239771A (en) | Promoted scavenger for purifying hcl-contaminated gases | |
| EP0900126B1 (en) | Production of a catalyst carrier | |
| KR100562781B1 (ko) | 음이온성 점토 물질의 제조 방법 및 용도 | |
| US5155085A (en) | Heat resistant transition alumina and process for producing the same | |
| CA1164432A (en) | Process for the production of a low density activated alumina formed product | |
| RU2099135C1 (ru) | Способ получения глинозема, стабилизированного лантаном, и носитель катализатора на его основе | |
| JP2000044251A (ja) | スピネル型複合酸化物及びその製造方法 | |
| WO1997046316A1 (en) | Catalyst carrier | |
| US5580539A (en) | Process for making alumina agglomerates | |
| KR950007160B1 (ko) | 실리카-안정화된 알루미나 및 그의 제조방법 | |
| CA1060424A (en) | Alumina-based bodies obtained by agglomeration which are resistant to elevated temperatures | |
| US3883445A (en) | Shrinkage resistant auto exhaust catalysts | |
| US3594982A (en) | Process for drying unsaturated organic gaseous compounds | |
| ZA200108713B (en) | Composition usable as NOx trap, based on manganese and an alkanline-earth or a rare earth and use in the treatment of exhaust gases. | |
| US3172866A (en) | Method of preparing alumina catalyst carriers and the product thereof | |
| JPH0576754A (ja) | 成形複合吸着剤及びその製法 | |
| EP0369171B1 (en) | Peptized activated carbon/alumina composite | |
| US2968635A (en) | Activated alumina and the use thereof | |
| CN114761124B (zh) | 氧化铝铋催化剂载体及其制备方法 | |
| US3623993A (en) | Alumina desiccant for drying unsaturated organic gaseous compounds |