WO2003053575A1 - Katalysator für die methanolsynthese und andere reaktionen - Google Patents
Katalysator für die methanolsynthese und andere reaktionen Download PDFInfo
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- WO2003053575A1 WO2003053575A1 PCT/EP2002/012396 EP0212396W WO03053575A1 WO 2003053575 A1 WO2003053575 A1 WO 2003053575A1 EP 0212396 W EP0212396 W EP 0212396W WO 03053575 A1 WO03053575 A1 WO 03053575A1
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- WIPO (PCT)
- Prior art keywords
- catalyst
- precipitation
- precipitate
- atomic ratio
- solution
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- 239000003054 catalyst Substances 0.000 title claims abstract description 72
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims description 45
- 238000006243 chemical reaction Methods 0.000 title claims description 20
- 230000015572 biosynthetic process Effects 0.000 title claims description 14
- 238000003786 synthesis reaction Methods 0.000 title claims description 14
- 239000010949 copper Substances 0.000 claims abstract description 62
- 239000011701 zinc Substances 0.000 claims abstract description 53
- 238000001556 precipitation Methods 0.000 claims abstract description 52
- 239000002244 precipitate Substances 0.000 claims abstract description 34
- 239000000243 solution Substances 0.000 claims abstract description 30
- 229910052802 copper Inorganic materials 0.000 claims abstract description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 20
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 18
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 15
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 14
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 150000004645 aluminates Chemical class 0.000 claims abstract description 12
- 239000012670 alkaline solution Substances 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims abstract description 9
- 238000001354 calcination Methods 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims abstract description 6
- 239000011787 zinc oxide Substances 0.000 claims abstract description 6
- 150000002500 ions Chemical class 0.000 claims abstract description 5
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000005751 Copper oxide Substances 0.000 claims abstract description 3
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 3
- 238000007669 thermal treatment Methods 0.000 claims abstract description 3
- 239000003513 alkali Substances 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 4
- 238000005984 hydrogenation reaction Methods 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 241000264877 Hippospongia communis Species 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- 239000013543 active substance Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 2
- 150000002602 lanthanoids Chemical class 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 238000002407 reforming Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 230000032683 aging Effects 0.000 abstract description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- 239000004411 aluminium Substances 0.000 abstract 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 2
- 150000003751 zinc Chemical class 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- 239000012018 catalyst precursor Substances 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 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 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 150000002823 nitrates Chemical class 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910017518 Cu Zn Inorganic materials 0.000 description 1
- 229910017752 Cu-Zn Inorganic materials 0.000 description 1
- 229910017943 Cu—Zn Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- GFCDJPPBUCXJSC-UHFFFAOYSA-N [O-2].[Zn+2].[Cu]=O Chemical compound [O-2].[Zn+2].[Cu]=O GFCDJPPBUCXJSC-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 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
- 150000001412 amines Chemical class 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000017 hydrogel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000010414 supernatant solution Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
- C01B3/323—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents
- C01B3/326—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents characterised by the 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/80—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with zinc, cadmium or mercury
-
- 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
- B01J35/19—Catalysts containing parts with different compositions
-
- 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
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
- C01B3/12—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide
- C01B3/16—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide using catalysts
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/15—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively
- C07C29/151—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
- C07C29/153—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the catalyst used
- C07C29/154—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the catalyst used containing copper, silver, gold, or compounds thereof
-
- 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
- B01J23/06—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of zinc, cadmium or mercury
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0283—Processes for making hydrogen or synthesis gas containing a CO-shift step, i.e. a water gas shift step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1076—Copper or zinc-based catalysts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1205—Composition of the feed
- C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
- C01B2203/1217—Alcohols
- C01B2203/1223—Methanol
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Definitions
- the invention relates to a Cu / Zn / Al catalyst containing copper oxide and zinc oxide as catalytically active substances and aluminum oxide as a thermostabilizing substance.
- the invention further relates to a method for producing this catalyst and its use, in particular for methanol synthesis.
- Cu / Zn / Al catalysts which catalyze the conversion of CO, C0 2 and H 2 to methanol have been known for a long time.
- the atomic ratios between copper and zinc can vary in these known catalysts, but the copper is generally present in excess.
- part of the zinc component can be partially replaced by calcium, magnesium and / or manganese.
- the aluminum oxide used as a thermostabilizing substance can also be partially replaced by chromium oxide.
- Such catalysts are known for example from DE-A-1 956 007, 2 302 658 and 2 056 612 and from US-A-4, 279, 781.
- the invention has for its object to provide a method for producing a Cu / Zn / Al catalyst with high specific activity, a low loss of activity over its lifetime, and good stability (resistance), which also has a gradation of the chemical composition of the catalyst particles or enables the setting of a gradient of the Cu / Zn atomic ratio.
- a first precipitate is precipitated with an alkaline solution or an alkali aluminate / aluminum hydroxide sol
- the first precipitate is aged at about 20 ° C. to 100 ° C., preferably at about 40 ° C. to 90 ° C., for about 0 to 5 hours,
- step b) in a second precipitation step, the precipitate obtained in step b), a solution of compounds of Copper and / or zinc and optionally the aluminum with a different Cu / Zn atomic ratio than in stage a) and an alkaline solution or an alkali aluminate / aluminum hydroxide sol are added to produce a second precipitate,
- the second precipitate obtained is aged at about 20 ° C. to 100 ° C., preferably at about 40 ° C. to 90 ° C., for about 0.5 to 5 hours,
- step d) the second precipitate obtained in step d) is separated from the solution and washed to remove alkali ions, and
- the washed second precipitate is then dried and subjected to a thermal treatment (calcination) at about 250 ° C. to 400 ° C.
- the “second precipitation” is understood to be a combination of the first precipitation (inner core area) and the precipitation deposited on it (outer shell area).
- a commercially available product can be used as the aluminum hydroxide sol.
- the aluminum hydroxide sol can also be obtained by adding a little NH 4 OH to a dilute aluminum salt solution, avoiding heating in order to delay the conversion into crystalline aluminum metahydroxide (AlO (OH)).
- boehmite ( ⁇ -AlO (OH)) or pseudoboehmite can be treated with nitric acid and the solution obtained can be diluted, the sol being formed.
- an alkali aluminate solution can be diluted (possibly with the addition of a small amount of acid), the sol being formed.
- the precipitation takes place on two successive precipitation stages.
- a binary Zn / Al or Cu / Al substrate is produced on the precipitation stage (a) and a Cu / Zn or Cu / Zn / Al precipitate is produced on the precipitation stage (b).
- the precipitation is preferably carried out at stages (a) and / or (b) at about 20 ° C. to 100 ° C., preferably at about 40 ° C. to 90 ° C., in particular at about 50 ° C. to 70 ° C. and at a pH of about 5 to 11, preferably from about 5 to 9.
- an alkali aluminate / aluminum hydroxide sol is used for the precipitation.
- part of the required aluminum can be provided by the alkaline precipitant itself.
- the alkali aluminate is preferably a sodium aluminate.
- Aluminum oxide hydrogels and aluminum hydroxide sols can also be used as the aluminum oxide component. These can be added to dry copper oxide-zinc oxide components or their precursors.
- aluminate in precipitation step (a) is particularly preferably added as an aluminum hydroxide sol.
- Aluminum hydroxide sol can also be used in the second precipitation stage (if the catalyst is to contain Al 2 O 3 ).
- any alkaline solution known per se in particular an alkali metal carbonate or hydroxide solution, can also be used as the alkaline solution at precipitation stage (a).
- a solution of alkaline substances such as alkali or ammonium carbonate or bicarbonate, preferably sodium carbonate or sodium bicarbonate, is preferably used.
- the alkali content of the precipitate does not decrease to more than 500 ppm.
- the alkali content can be increased.
- All salts which are soluble in the aqueous medium can be used as copper, zinc and aluminum salts.
- examples of such salts are the nitrates, sulfates, chlorides, acetates and the like.
- salts of copper, zinc and aluminum are used on precipitation stages (a) and / or (b) aqueous nitrate or sulfate solutions.
- aging of up to about 5 hours can be carried out after the first precipitation has ended. It has been found that the temperature during the aging should preferably be in the range from approximately 40 ° C. to 90 ° C., in particular between approximately 50 ° C. to approximately 70 ° C., preferably a pH of approximately 5 to
- the Cu / Zn solution as in the precipitation step (a), can be any solution of Cu or Zn salts which are soluble in the aqueous medium.
- solutions of the corresponding nitrates or sulfates are preferably used.
- the temperature is preferably between approximately 20 ° C. and 100 ° C., preferably between approximately 40 ° C. and 90 ° C.
- the second precipitate obtained is then separated from the supernatant solution, preferably filtered off, and the filter cake is washed to remove alkali ions. If necessary, the filtering and washing steps can be repeated in order to further reduce the content of alkali ions.
- washing is carried out until the alkali content of the precipitate has dropped to below 500 ppm.
- the precipitate obtained is then dried. Drying is preferably between room temperature and about 200 ° C.
- the precipitate is then calcined at about 250 ° C. to about 400 ° C. for about 1 to 5 hours.
- salts or oxides of one or more elements of the platinum group, the subgroups IV, V, VI of the periodic table and / or the lanthanides can additionally be added at precipitation stage (a) and / or (c).
- these elements are platinum and palladium; Titanium and zircon; vanadium; Chrome; and cerium.
- the catalyst is then shaped (after the calcination) into tablets, rings or honeycombs.
- the catalyst is at least partially reduced before use, usually using a hydrogen-containing gas, the hydrogen content of which is gradually increased.
- the catalyst can also be reduced directly in the synthesis reactor.
- the two successive precipitation steps make it possible, according to the invention, to produce catalysts whose particles have a core and shell region of different chemical composition.
- the invention therefore relates to a catalyst in particle form which can be obtained by the process described above, the catalyst particles between the inner core region and the outer shell region having a gradient with respect to the Cu / Zn atomic Have ratio, the proportion of the core area is about 10 to 50 wt .-% of the catalyst weight.
- the catalyst generally has a higher selectivity.
- the activity of the catalyst is higher than its selectivity. This is due to the fact that in the second case a higher proportion of the copper is exposed to the reactants. The higher activity is accompanied by a loss of selectivity.
- the catalysts also have a lower long-term stability, since the copper crystallites tend to grow together after the reduction. A coalescence of the copper crystallites is prevented in the first case by the copper crystallites being separated by zinc oxide particles. The lower copper content on the surface leads to a lowering of the activity while increasing the selectivity.
- the catalysts of the invention can also be used for hydrogenation, dehydrogenation, methanol reforming, low-temperature water gas conversion (low-temperature shift reaction) and in a fuel cell.
- the Cu / Zn atomic ratio (for the entire catalyst) is preferably approximately 2.3 ⁇ 0.3, in the inner core region approximately 0 to 2.8 and in the outer shell region approximately 2.9 up to 3.5.
- the Cu / Zn atomic ratio (for the entire catalyst) is preferably approximately 2.3 ⁇ 0.3 in the inner core region about 1.2 to 1.5 and in the outer shell area about 0 to 0.9 if a selective catalyst is desired - which should also be stabilized against catalyst poisons (eg sulfur compounds).
- the Cu / Zn atomic ratio (for the entire catalyst) is preferably about 2.3 + 0.3, in the inner core region about 2.0 to 2.5 and in the outer shell area about 0 to 1.9.
- the preferred Cu / Zn atomic ratios are as follows: for the entire catalyst about 0.9 to 2.3; in the inner core area about 0 to 2.0 and in the outer shell area about 1.2 to 2.5).
- An Al / Zn nitrate solution was prepared by combining 71 g NaAlO 2 , 35 g ZnO and 260 g 68% HNO 3 , the volume being adjusted to 1000 ml with distilled water.
- a Na 2 CO 3 - (170 g / liter) solution was produced. Both solutions were introduced into a precipitation vessel from two separate storage containers at 70 ° C., the feed rate being controlled in such a way that a constant pH of about 7.0 was maintained.
- the precipitation temperature was about 64 ° C.
- the precipitation vessel was stirred with a magnetic stirrer at about 300 rpm. The precipitation was considered continuous Precipitation carried out without overflow.
- the precipitation time was about 30 minutes.
- the precipitate suspension obtained (first precipitate) was then subjected to an aging step for 30 min without filtering or washing steps. Subject at 60 ° C.
- a Cu / Zn nitrate solution which was prepared by adding 77 g of ZnO, 203 g of copper as Cu (N0 3 ) 2 solution) and 160 g of 86% HN0 3 to distilled water to 2000 ml, and a soda solution were prepared via separate feed lines. containing 170g Na 2 C0 3 initiated.
- the second precipitation was like the first precipitation at about 64 ° C for about 30 minutes. carried out, the inflow into the precipitation vessel being controlled in such a way that a pH of about 7.0 was maintained during the entire duration of the precipitation.
- the (second) precipitate became 60 min. aged at 60 ° C.
- the precipitate was then filtered off and washed three times with 20 liters of distilled water at 60 ° C.
- the remaining sodium content of the washed precipitate was about 350 ppm.
- the calcined product was crushed and after adding 2% by weight of graphite to tablets with the dimensions 6 x 3.5 mm pressed.
- the properties of the tablets are given in Table II.
- a synthesis gas with the composition given in Table III was then passed over the catalyst compacts at a pressure of 60 bar.
- the further reaction conditions and the results of the activity measurements are also given in Table III.
- the catalyst according to Example 1 of ⁇ P-A-0 125 689 was used as the comparative catalyst.
- the yield of methanol is higher in the catalyst according to the invention than in the comparison catalyst.
- Example 3 The production process according to Example 1 was repeated with the difference that the Zn / Al atomic ratio at the first precipitation stage was 1: 1.
- Example 3 The production process according to Example 1 was repeated with the difference that the Zn / Al atomic ratio at the first precipitation stage was 1: 1.
- Example 1 The production process according to Example 1 was repeated with the difference that the Zn / Al atomic ratio at the first precipitation stage was 1.6: 1.
- Example 1 The manufacturing process according to Example 1 was repeated with the difference that a higher Cu / Zn atomic ratio of 2.7 (instead of 2.3 in Example 1) was used.
- Example 1 The manufacturing process according to Example 1 was repeated with the difference that a lower Cu / Zn atomic ratio of 1.9 (instead of 2.3 in Example 1) was used.
- Example 2 The manufacturing process according to Example 1 was repeated with the difference that a lower Cu / Zn atomic ratio of 0.9 was used. This catalyst was used in the low-temperature water gas conversion. The Cu / Zn atomic ratio in the outer shell area was 1.2.
- the production process according to Example 1 was repeated with the difference that a copper / zinc / aluminum nitrate solution was used instead of the zinc / aluminum nitrate solution in the first precipitation stage.
- the copper / zinc / aluminum nitrate solution was prepared as follows: A copper / zinc / aluminum nitrate solution was prepared, with the difference that 50% of the amount of zinc was replaced by copper.
- the second precipitation stage was carried out as in Example 1 using a copper / zinc nitrate solution.
- Example 1 The production process according to Example 1 was repeated with the difference that the precipitation and aging temperature was 75 ° C.
- the pore volume was determined using the mercury intrusion method based on DIN 66133
- the pore volume was determined using the mercury intrusion method based on DIN 66133
- the catalyst of Example 6 was tested in the low temperature water gas conversion test.
- the commercially available catalyst C18-7 (Süd-Chemie AG) was tested.
- This catalyst is a low-temperature conversion catalyst with a Cu / Zn ratio of 0.9. It is made by decomposing the amine components.
- the test results are shown graphically in Fig. 1.
- the catalyst according to the invention is distinguished by a higher activity and better long-term stability.
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Abstract
Description
Claims
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AU2002338938A AU2002338938A1 (en) | 2001-12-08 | 2002-11-06 | Catalyst for methanol synthesis and other reactions |
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DE10160487A DE10160487A1 (de) | 2001-12-08 | 2001-12-08 | Katalysator für die Methanolsynthese und andere Reaktionen |
DE10160487.4 | 2001-12-08 |
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CN100377781C (zh) * | 2005-01-14 | 2008-04-02 | 中国石油化工股份有限公司 | 一种加氢处理催化剂及其制备方法 |
CN101939099A (zh) * | 2007-12-05 | 2011-01-05 | 巴斯夫公司 | 低温水煤气轮换催化剂 |
CN104275184A (zh) * | 2013-07-12 | 2015-01-14 | 中国石油化工股份有限公司 | 一种低杂质含量铜基甲醇合成催化剂的制备方法 |
US8999881B2 (en) | 2012-11-09 | 2015-04-07 | Korea Institute Of Science And Technology | Cu/Zn/Al catalyst and method for preparing the same |
CN104907071A (zh) * | 2014-03-13 | 2015-09-16 | 中国石油化工股份有限公司 | 酯加氢催化剂及其制备方法和酯加氢反应的方法 |
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CN105363453A (zh) * | 2014-08-19 | 2016-03-02 | 中国石油化工股份有限公司 | 一种酯加氢催化剂及其制备方法和酯加氢反应的方法 |
US9295978B2 (en) | 2012-02-15 | 2016-03-29 | Basf Corporation | Catalyst and method for the direct synthesis of dimethyl ether from synthesis gas |
CN106732618A (zh) * | 2017-01-17 | 2017-05-31 | 西南化工研究设计院有限公司 | 一种水相分解制备铜基催化剂的方法 |
CN107519882A (zh) * | 2016-06-20 | 2017-12-29 | 中国石油化工股份有限公司 | 一种醋酸环己酯加氢催化剂的制备方法及所制备的加氢催化剂和醋酸环己酯的加氢方法 |
CN107519881A (zh) * | 2016-06-20 | 2017-12-29 | 中国石油化工股份有限公司 | 一种醋酸环己酯加氢催化剂的制备方法及所制备的加氢催化剂和醋酸环己酯的加氢方法 |
WO2019174679A1 (de) * | 2018-03-15 | 2019-09-19 | Karl Bau Gmbh | Verfahren und anordnung zur methanolsynthese |
US11000833B2 (en) | 2016-12-15 | 2021-05-11 | Clariant International Ltd | Tableted catalyst for methanol synthesis having increased mechanical stability |
WO2022242836A1 (de) | 2021-05-18 | 2022-11-24 | Tib Chemicals Ag | Binäre metallhydroxidnitrate |
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CN103506127A (zh) * | 2012-06-30 | 2014-01-15 | 中国石油化工股份有限公司 | 低钠含量铜锌铝加氢催化剂的制备方法 |
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CN110624599B (zh) * | 2018-06-25 | 2022-08-23 | 中国石油化工股份有限公司 | 一种甲醇合成催化剂及其制备方法 |
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DE69933184T2 (de) * | 1998-11-16 | 2007-08-30 | Fushun Research Institute of Petroleum and Petrochemicals, Sinopec, Fushun | Kupferhaltiger Katalysator, dessen Verfahren zur Herstellung und seine Verwendung |
JP2001046872A (ja) * | 1999-08-11 | 2001-02-20 | Mitsubishi Heavy Ind Ltd | メタノール改質触媒、メタノール改質触媒の製造方法及びメタノール改質方法 |
WO2001078892A1 (fr) * | 2000-04-19 | 2001-10-25 | Osaka Gas Co., Ltd. | Technique de preparation de catalyseur destine a la conversion du methanol |
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- 2001-12-08 DE DE10160487A patent/DE10160487A1/de not_active Withdrawn
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- 2002-11-06 AU AU2002338938A patent/AU2002338938A1/en not_active Abandoned
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US3923694A (en) * | 1969-03-04 | 1975-12-02 | Ici Ltd | Methanol synthesis catalyst |
US5019547A (en) * | 1989-04-24 | 1991-05-28 | Institut Francais Du Petrole | Process for preparing precursors of catalysts containing copper, aluminum and zinc, usable for the synthesis and the decomposition of methanol and catalysts obtained from the precursors |
US5120700A (en) * | 1990-06-21 | 1992-06-09 | Kao Corporation | Process for producing hydrogenation catalyst |
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CN100377781C (zh) * | 2005-01-14 | 2008-04-02 | 中国石油化工股份有限公司 | 一种加氢处理催化剂及其制备方法 |
CN101939099A (zh) * | 2007-12-05 | 2011-01-05 | 巴斯夫公司 | 低温水煤气轮换催化剂 |
US9295978B2 (en) | 2012-02-15 | 2016-03-29 | Basf Corporation | Catalyst and method for the direct synthesis of dimethyl ether from synthesis gas |
US8999881B2 (en) | 2012-11-09 | 2015-04-07 | Korea Institute Of Science And Technology | Cu/Zn/Al catalyst and method for preparing the same |
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CN105363453A (zh) * | 2014-08-19 | 2016-03-02 | 中国石油化工股份有限公司 | 一种酯加氢催化剂及其制备方法和酯加氢反应的方法 |
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CN107519882A (zh) * | 2016-06-20 | 2017-12-29 | 中国石油化工股份有限公司 | 一种醋酸环己酯加氢催化剂的制备方法及所制备的加氢催化剂和醋酸环己酯的加氢方法 |
CN107519881A (zh) * | 2016-06-20 | 2017-12-29 | 中国石油化工股份有限公司 | 一种醋酸环己酯加氢催化剂的制备方法及所制备的加氢催化剂和醋酸环己酯的加氢方法 |
US11000833B2 (en) | 2016-12-15 | 2021-05-11 | Clariant International Ltd | Tableted catalyst for methanol synthesis having increased mechanical stability |
CN106732618A (zh) * | 2017-01-17 | 2017-05-31 | 西南化工研究设计院有限公司 | 一种水相分解制备铜基催化剂的方法 |
WO2019174679A1 (de) * | 2018-03-15 | 2019-09-19 | Karl Bau Gmbh | Verfahren und anordnung zur methanolsynthese |
WO2022242836A1 (de) | 2021-05-18 | 2022-11-24 | Tib Chemicals Ag | Binäre metallhydroxidnitrate |
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DE10160487A1 (de) | 2003-06-12 |
AU2002338938A1 (en) | 2003-07-09 |
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