ZA200604364B - Rhodium containing catalysts - Google Patents
Rhodium containing catalysts Download PDFInfo
- Publication number
- ZA200604364B ZA200604364B ZA200604364A ZA200604364A ZA200604364B ZA 200604364 B ZA200604364 B ZA 200604364B ZA 200604364 A ZA200604364 A ZA 200604364A ZA 200604364 A ZA200604364 A ZA 200604364A ZA 200604364 B ZA200604364 B ZA 200604364B
- Authority
- ZA
- South Africa
- Prior art keywords
- palladium
- catalyst
- support material
- gold
- rhodium
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 110
- 239000010948 rhodium Substances 0.000 title claims abstract description 55
- 229910052703 rhodium Inorganic materials 0.000 title claims abstract description 49
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 title claims abstract description 49
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 149
- 239000000463 material Substances 0.000 claims abstract description 112
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 72
- 238000000034 method Methods 0.000 claims abstract description 69
- 239000010931 gold Substances 0.000 claims abstract description 66
- 229910052737 gold Inorganic materials 0.000 claims abstract description 62
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000012041 precatalyst Substances 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 58
- 239000002243 precursor Substances 0.000 claims description 47
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000001354 calcination Methods 0.000 claims description 15
- -1 alkali metal acetate Chemical class 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 14
- 239000000377 silicon dioxide Substances 0.000 claims description 14
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- 102000002322 Egg Proteins Human genes 0.000 claims description 8
- 108010000912 Egg Proteins Proteins 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 5
- 239000005977 Ethylene Substances 0.000 claims description 5
- 238000005470 impregnation Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical group [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 5
- QCVGEOXPDFCNHA-UHFFFAOYSA-N 5,5-dimethyl-2,4-dioxo-1,3-oxazolidine-3-carboxamide Chemical compound CC1(C)OC(=O)N(C(N)=O)C1=O QCVGEOXPDFCNHA-UHFFFAOYSA-N 0.000 claims description 4
- 235000014103 egg white Nutrition 0.000 claims description 4
- 210000000969 egg white Anatomy 0.000 claims description 4
- 210000002969 egg yolk Anatomy 0.000 claims description 4
- 235000013345 egg yolk Nutrition 0.000 claims description 4
- 239000011998 white catalyst Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 235000011056 potassium acetate Nutrition 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 7
- 229910052783 alkali metal Inorganic materials 0.000 claims 6
- 239000012696 Pd precursors Substances 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 2
- 150000001336 alkenes Chemical class 0.000 claims 2
- 239000007800 oxidant agent Substances 0.000 claims 2
- 239000003637 basic solution Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 abstract description 33
- 229910052751 metal Inorganic materials 0.000 abstract description 16
- 239000002184 metal Substances 0.000 abstract description 15
- 230000009467 reduction Effects 0.000 abstract description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 4
- 239000006227 byproduct Substances 0.000 abstract description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 26
- 239000010410 layer Substances 0.000 description 23
- 230000000694 effects Effects 0.000 description 15
- 150000002739 metals Chemical class 0.000 description 8
- 239000007858 starting material Substances 0.000 description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical group [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000264877 Hippospongia communis Species 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 2
- 238000010574 gas phase reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000008262 pumice Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 150000004760 silicates Chemical class 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical group C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000004820 halides Chemical class 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
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/46—Ruthenium, rhodium, osmium or iridium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
- C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
- C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/46—Ruthenium, rhodium, osmium or iridium
- B01J23/464—Rhodium
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/48—Silver or gold
- B01J23/52—Gold
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/58—Platinum group metals with alkali- or alkaline earth metals
-
- 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
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0205—Impregnation in several steps
-
- 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
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
-
- 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
- B01J37/16—Reducing
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53141503P | 2003-12-19 | 2003-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200604364B true ZA200604364B (en) | 2007-10-31 |
Family
ID=34748763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200604364A ZA200604364B (en) | 2003-12-19 | 2004-11-19 | Rhodium containing catalysts |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP1694435B1 (no) |
| JP (1) | JP4939230B2 (no) |
| KR (1) | KR100900374B1 (no) |
| CN (1) | CN100464843C (no) |
| AT (1) | ATE517685T1 (no) |
| AU (1) | AU2004311903B2 (no) |
| BR (1) | BRPI0417177A (no) |
| CA (1) | CA2547315C (no) |
| ES (1) | ES2371007T3 (no) |
| NO (1) | NO20062530L (no) |
| NZ (1) | NZ547074A (no) |
| PL (2) | PL214272B1 (no) |
| RU (1) | RU2378047C2 (no) |
| UA (1) | UA93482C2 (no) |
| WO (1) | WO2005065820A1 (no) |
| ZA (1) | ZA200604364B (no) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200539941A (en) | 2003-12-19 | 2005-12-16 | Celanese Int Corp | Methods of making alkenyl alkanoates |
| DE102011101459A1 (de) * | 2011-05-13 | 2012-11-15 | Süd-Chemie AG | Verfahren zur Herstellung eines metallhaltigen Schalenkatalysators ohne Zwischenkalzinierung |
| JP6606213B2 (ja) * | 2018-03-28 | 2019-11-13 | 俊夫 小室 | フォトン及びイオンを発生する健康増進組成物 |
| US20230023923A1 (en) * | 2019-12-19 | 2023-01-26 | Exxonmobil Chemical Patents Inc. | Alkyl-Demethylation Processes and Catalyst Compositions Therefor |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH534005A (de) * | 1968-02-01 | 1973-02-28 | Bayer Ag | Verfahren zur Herstellung eines Palladium und Gold enthaltenden Katalysators |
| JPS5084516A (no) * | 1973-11-30 | 1975-07-08 | ||
| FR2469204A1 (fr) * | 1979-11-12 | 1981-05-22 | Inst Francais Du Petrole | Nouveaux catalyseurs de dealkylation, a la vapeur d'eau, d'hydrocarbures aromatiques |
| DE68912657T2 (de) * | 1988-06-21 | 1994-09-01 | Asahi Glass Co Ltd | Verfahren zur Herstellung von 1,1,1,2-Tetrafluorethan. |
| JPH03275141A (ja) * | 1990-03-27 | 1991-12-05 | Tosoh Corp | 不飽和エステル製造用触媒の調製法 |
| JPH1192418A (ja) * | 1997-09-17 | 1999-04-06 | Mitsubishi Chemical Corp | 不飽和グリコールジエステルの製造方法 |
| ID26891A (id) | 1998-06-02 | 2001-02-15 | Celanese Internasional Corp | Katalis vinil asetat yang terdiri dari palladium logam dan emas yang dibuat dengan potasium aurat |
| ITMI981245A1 (it) * | 1998-06-03 | 1999-12-03 | Getters Spa | Processo per la produzione di pannelli in fibre metalliche funzionalizzati con catalizzatori e pannelli cosi' prodotti |
| DE10030039A1 (de) * | 2000-06-17 | 2002-01-10 | Celanese Chem Europe Gmbh | Katalysator zur Herstellung von Vinylacetat und Verfahren zur Herstellung des Katalysators |
| DE10037165A1 (de) * | 2000-07-20 | 2002-02-21 | Inst Angewandte Chemie Berlin | Katalysator für die Entfernung von Kohlenwasserstoffspuren aus Gasströmen |
-
2004
- 2004-11-19 PL PL380020A patent/PL214272B1/pl not_active IP Right Cessation
- 2004-11-19 JP JP2006545666A patent/JP4939230B2/ja not_active Expired - Fee Related
- 2004-11-19 ES ES04811528T patent/ES2371007T3/es active Active
- 2004-11-19 WO PCT/US2004/038825 patent/WO2005065820A1/en not_active Application Discontinuation
- 2004-11-19 AT AT04811528T patent/ATE517685T1/de not_active IP Right Cessation
- 2004-11-19 CA CA2547315A patent/CA2547315C/en not_active Expired - Fee Related
- 2004-11-19 ZA ZA200604364A patent/ZA200604364B/en unknown
- 2004-11-19 UA UAA200606847A patent/UA93482C2/ru unknown
- 2004-11-19 PL PL04811528T patent/PL1694435T3/pl unknown
- 2004-11-19 AU AU2004311903A patent/AU2004311903B2/en not_active Ceased
- 2004-11-19 CN CNB2004800372013A patent/CN100464843C/zh not_active Expired - Fee Related
- 2004-11-19 BR BRPI0417177-2A patent/BRPI0417177A/pt not_active Application Discontinuation
- 2004-11-19 EP EP04811528A patent/EP1694435B1/en not_active Not-in-force
- 2004-11-19 KR KR1020067010587A patent/KR100900374B1/ko not_active IP Right Cessation
- 2004-11-19 NZ NZ547074A patent/NZ547074A/en not_active IP Right Cessation
- 2004-11-19 RU RU2006119183/04A patent/RU2378047C2/ru not_active IP Right Cessation
-
2006
- 2006-06-01 NO NO20062530A patent/NO20062530L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2378047C2 (ru) | 2010-01-10 |
| AU2004311903B2 (en) | 2008-08-21 |
| KR100900374B1 (ko) | 2009-06-02 |
| PL380020A1 (pl) | 2006-12-11 |
| RU2006119183A (ru) | 2007-12-20 |
| NZ547074A (en) | 2010-05-28 |
| JP2007514542A (ja) | 2007-06-07 |
| CA2547315C (en) | 2011-04-05 |
| PL214272B1 (pl) | 2013-07-31 |
| CN100464843C (zh) | 2009-03-04 |
| CA2547315A1 (en) | 2005-07-21 |
| CN1894033A (zh) | 2007-01-10 |
| ES2371007T3 (es) | 2011-12-26 |
| EP1694435B1 (en) | 2011-07-27 |
| KR20060090841A (ko) | 2006-08-16 |
| BRPI0417177A (pt) | 2007-03-06 |
| ATE517685T1 (de) | 2011-08-15 |
| AU2004311903A1 (en) | 2005-07-21 |
| UA93482C2 (ru) | 2011-02-25 |
| EP1694435A1 (en) | 2006-08-30 |
| JP4939230B2 (ja) | 2012-05-23 |
| WO2005065820A1 (en) | 2005-07-21 |
| PL1694435T3 (pl) | 2012-01-31 |
| NO20062530L (no) | 2006-07-03 |
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