WO2011029974A1 - Procemiento de obtención de un sólido multimetálico azufrado y su empleo como catalizador en un proceso de producción de alcoholes superiores a partir de gas de síntesis - Google Patents
Procemiento de obtención de un sólido multimetálico azufrado y su empleo como catalizador en un proceso de producción de alcoholes superiores a partir de gas de síntesis Download PDFInfo
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- WO2011029974A1 WO2011029974A1 PCT/ES2010/070554 ES2010070554W WO2011029974A1 WO 2011029974 A1 WO2011029974 A1 WO 2011029974A1 ES 2010070554 W ES2010070554 W ES 2010070554W WO 2011029974 A1 WO2011029974 A1 WO 2011029974A1
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- 239000003054 catalyst Substances 0.000 title claims abstract description 54
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 35
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 34
- 150000001298 alcohols Chemical class 0.000 title claims abstract description 19
- 239000007787 solid Substances 0.000 title claims description 34
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000003197 catalytic effect Effects 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 238000005987 sulfurization reaction Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 88
- 230000008569 process Effects 0.000 claims description 51
- 150000001875 compounds Chemical class 0.000 claims description 39
- 239000007789 gas Substances 0.000 claims description 39
- 239000007864 aqueous solution Substances 0.000 claims description 19
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 17
- 150000003464 sulfur compounds Chemical class 0.000 claims description 17
- 229910052717 sulfur Inorganic materials 0.000 claims description 16
- 239000011593 sulfur Substances 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 230000004913 activation Effects 0.000 claims description 11
- 238000001556 precipitation Methods 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 8
- -1 ΤΊΟ2 Inorganic materials 0.000 claims description 8
- NKCVNYJQLIWBHK-UHFFFAOYSA-N carbonodiperoxoic acid Chemical compound OOC(=O)OO NKCVNYJQLIWBHK-UHFFFAOYSA-N 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 5
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 4
- 229910052772 Samarium Inorganic materials 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 229910052792 caesium Inorganic materials 0.000 claims description 4
- 150000007942 carboxylates Chemical class 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 4
- 150000002602 lanthanoids Chemical class 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000002609 medium Substances 0.000 claims description 4
- 229910052756 noble gas Inorganic materials 0.000 claims description 4
- 229910052702 rhenium Inorganic materials 0.000 claims description 4
- 229910052707 ruthenium Inorganic materials 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 229910052733 gallium Inorganic materials 0.000 claims description 3
- 229910052732 germanium Inorganic materials 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052738 indium Inorganic materials 0.000 claims description 3
- 229910052741 iridium Inorganic materials 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000010979 pH adjustment Methods 0.000 claims description 3
- 229910052703 rhodium Inorganic materials 0.000 claims description 3
- 229910052701 rubidium Inorganic materials 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 229930192474 thiophene Natural products 0.000 claims description 3
- 150000003577 thiophenes Chemical class 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 claims description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- QGAVSDVURUSLQK-UHFFFAOYSA-N ammonium heptamolybdate Chemical compound N.N.N.N.N.N.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Mo].[Mo].[Mo].[Mo].[Mo].[Mo].[Mo] QGAVSDVURUSLQK-UHFFFAOYSA-N 0.000 claims description 2
- 239000000908 ammonium hydroxide Substances 0.000 claims description 2
- 239000012736 aqueous medium Substances 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 description 25
- 239000000243 solution Substances 0.000 description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 239000002243 precursor Substances 0.000 description 9
- 238000001994 activation Methods 0.000 description 7
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 6
- 238000011282 treatment Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 125000005587 carbonate group Chemical group 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- PTISTKLWEJDJID-UHFFFAOYSA-N sulfanylidenemolybdenum Chemical compound [Mo]=S PTISTKLWEJDJID-UHFFFAOYSA-N 0.000 description 5
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 4
- WQAQPCDUOCURKW-UHFFFAOYSA-N butanethiol Chemical compound CCCCS WQAQPCDUOCURKW-UHFFFAOYSA-N 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 229940049964 oleate Drugs 0.000 description 3
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000007725 thermal activation Methods 0.000 description 3
- BZYUMXXOAYSFOW-UHFFFAOYSA-N 2,3-dimethylthiophene Chemical compound CC=1C=CSC=1C BZYUMXXOAYSFOW-UHFFFAOYSA-N 0.000 description 2
- XQQBUAPQHNYYRS-UHFFFAOYSA-N 2-methylthiophene Chemical compound CC1=CC=CS1 XQQBUAPQHNYYRS-UHFFFAOYSA-N 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- QENGPZGAWFQWCZ-UHFFFAOYSA-N Methylthiophene Natural products CC=1C=CSC=1 QENGPZGAWFQWCZ-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 229910052771 Terbium Inorganic materials 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 229960004592 isopropanol Drugs 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N methyl mercaptane Natural products SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RAOIDOHSFRTOEL-UHFFFAOYSA-N tetrahydrothiophene Chemical compound C1CCSC1 RAOIDOHSFRTOEL-UHFFFAOYSA-N 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- ZENZJGDPWWLORF-UHFFFAOYSA-N (Z)-9-Octadecenal Natural products CCCCCCCCC=CCCCCCCCC=O ZENZJGDPWWLORF-UHFFFAOYSA-N 0.000 description 1
- QGLWBTPVKHMVHM-KTKRTIGZSA-N (z)-octadec-9-en-1-amine Chemical compound CCCCCCCC\C=C/CCCCCCCCN QGLWBTPVKHMVHM-KTKRTIGZSA-N 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 239000002028 Biomass Substances 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
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 230000003113 alkalizing effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000002134 carbon nanofiber Substances 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000003254 gasoline additive Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000002638 heterogeneous catalyst Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000013110 organic ligand Substances 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- 238000009210 therapy by ultrasound Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 229910052727 yttrium 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
- B01J23/70—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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/882—Molybdenum and cobalt
-
- 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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/8872—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
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—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
- B01J37/08—Heat treatment
-
- 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
- B01J37/10—Heat treatment in the presence of water, e.g. steam
-
- 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
- B01J37/20—Sulfiding
-
- 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
-
- 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
- C07C29/156—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 iron group metals, platinum group metals 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
Definitions
- the present invention relates to a method of obtaining a sulfur - containing multimetallic catalyst and its use in a production process of higher alcohols (C 2 +), primarily ethanol, by catalytic conversion of synthesis gas.
- the invention relates to the catalyst obtainable by said process and its use in obtaining alcohols.
- the catalysts are obtained by a process that initially comprises the thermal decomposition of a sulfur molybdenum precursor (ammonium thiomolibdate, (NH 4 ) 2MoS4) at temperatures of 300-600 ° C resulting in molybdenum sulfide (M0S2), subsequently the promoter elements consisting of an element of group 1 of the periodic system and, optionally Ta, are preferably introduced by impregnating M0S2 with aqueous solutions of salts of the promoters and, finally, the catalyst is thermally activated, in the absence of sulfur.
- These catalysts are applied in the catalytic conversion of synthesis gas at temperatures of 300- 350 ° C and pressure of 2.8 MPa, obtaining selectivities to ethanol of 30-47% at CO conversion levels of 0.5-4% .
- the catalysts are of a mass nature (not supported), in a particular embodiment of the described processes, they are obtained by a process that initially comprises the thermal decomposition of a sulfur molybdenum precursor (ammonium thiomolibdate, (NH 4 ) 2MoS 4 ) at temperatures of 300-600 ° C resulting in molybdenum sulfide (M0S2).
- a sulfur molybdenum precursor ammonium thiomolibdate, (NH 4 ) 2MoS 4
- M0S2 molybdenum sulfide
- the catalyst is prepared by co-precipitation of a multimetallic solid by adding aqueous solutions of a sulfur molybdenum precursor (ammonium thiomolibdate) and soluble precursors of the metal promoters (acetates, generally) on an acid-acidified solution.
- acetic acid and the precipitate obtained is calcined in nitrogen at 500 ° C.
- the mass catalysts obtained by any of the embodiments mentioned in the patents have a sulfur nature at this point in the preparative process.
- Sulfur catalysts are incorporated with an alkaline or alkaline earth promoter by aqueous impregnation procedures or solid-state physical mixing and are thermally activated, in the absence of sulfur.
- US 6248796 describes a method of synthesis of a catalyst based on molybdenum sulfide (Mo), tungsten (W) or chromium (Cr).
- Mo molybdenum sulfide
- W tungsten
- Cr chromium
- the process for obtaining the catalyst comprises an ultrasonic treatment of a solution containing, as a precursor, a metal carbonyl, which results in a nanometric crystal size for the solid obtained.
- the sulfuration of the catalyst using a compound as a source of sulfur, can take place during its synthesis in the presence of ultrasound or later.
- the catalyst is applied in the synthesis of alcohols from synthesis gas.
- the present invention relates to a process for obtaining a sulfur multimetallic catalyst, the catalyst obtainable by said process and its use in a process of producing higher alcohols (C 2+ ), mainly ethanol, by catalytic conversion of synthesis gas.
- the first aspect of the present invention is a process for obtaining a sulfur multimetallic catalyst comprising the components C (i) C (ii) x C (iii) y, characterized in that it comprises at least the following stages:
- C (i) a component (i) selected from the list comprising molybdenum (Mo), tungsten (W) and any combination thereof.
- C (ii) a component (ii) selected from the list comprising at least one element of groups 7 to 14 of the periodic system and any combination thereof.
- Groups 7 through 14 include the following elements Mn, Te, Re, Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt, Cu, Ag, Au, Zn, Cd, Hg, B, Al, Ga, In, TI, Si, Ge, Sn and Pb.
- C (iii) a component (iii) selected from the list comprising groups 1, 2 of the periodic system, lanthanides and any combination thereof.
- the elements that C (iii) can understand are Li, Na, K, Rb, Mg, Ca, Sr, Ba, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Tb and Lu.
- C (i) comprises at least Mo, while C (ii) comprises Co, Ni or any combination thereof. It has also been observed that the properties of the final catalyst improve if, in its synthesis, C (ii) also comprises at least one element selected from the list comprising Re, Ru, Rh, Ir, Zn, Ga, In, Ge, Sn, La, Sm or any combination thereof, preferably Re, Ru, Zn, Ga, La, Sm or any combination thereof.
- C (iii) comprises an alkaline element, ie Li, Na, K, Rb, Cs or any combination thereof. More preferably it comprises K, Cs or any combination thereof.
- the sulfurization of the solid comprising C (i) C (ii) x C (iii) and is carried out to transform all or part of the solid into a multimetallic sulphide.
- the sulfurization can be carried out by any of the methods known to a person skilled in the art, but preferably this is carried out by exposing the solid to a gas stream comprising a sulfur compound.
- sulfur compound is meant a chemical compound that comprises sulfur in its molecular formula.
- a sulfur compound suitable for carrying out sulfurization is capable of reacting with the solid so that it provides sulfur for the formation of a solid sulfide.
- the solid is exposed to a gas stream comprising a sulfur compound.
- This sulfur compound can be selected from the list comprising a sulfide of formula R 1 R 2 S where R 1 and R 2 can be the same or different and are selected from hydrogen, alkyl (CC 6 ) or aryl; thiophenes, for example, without limitation, tetrahydrothiophene, methylthiophene, dimethylthiophene, benzothiophene or combinations thereof; mercaptans, for example, without limitation, methylmercaptane, ethylmercaptane, propylmercaptane, butylmercaptan or combinations thereof; carbonyl sulfide; or any of its combinations.
- the gas stream may further comprise a gas selected from H 2 , synthesis gas, N 2 , noble gas (He or Ar) or combination thereof. This additional gas serves as the carrier of the sulfur compound.
- the sulfurization is preferably carried out at a temperature between 100 ° C and 900 ° C. More preferably between 200 ° C and 750 ° C and even more preferably between 300 ° C and 600 ° C.
- the "x" molar ratio is between 0.2 and 2, and more preferably between 0.8 and 1.5.
- At least 60 mol% of C (ii) is selected from Co, Ni and any combination thereof. More preferably, at least 80% of C (ii) is selected from Co, Ni and any combination thereof.
- the molar ratio "and" is comprised between 0.1 and 4, and more preferably between 0.3 and 1.5.
- the solid obtained in step (a) of the process of the present invention comprises, in a particular embodiment, an element selected from carbon, nitrogen and combinations thereof. If it contains carbon, the ratio between the moles of carbon and the moles of component C (i) is preferably less than 10, and more preferably less than 3.
- the solid obtained in step (a) can be activated before or during sulfurization.
- This activation is carried out by means of a heat treatment that can result in the decomposition of certain species present in the solid obtained in step (a) and their partial or complete transformation into a multimetallic oxide.
- the activation treatment is carried out at a temperature between 100 ° C and 1000 ° C, preferably between 200 ° C and 700 ° C, and even more preferably between 250 ° C and 550 ° C. If sulfurization is carried out at a later step, the gas stream used in the activation does not contain sulfur, or if it contains it, the amount of this is not sufficient to completely sulphide the catalyst.
- Preferred gas streams for activation are those comprising air, N 2 , noble gas, H 2 , synthesis gas or any combination thereof.
- step (a) is carried out in the liquid phase, that is, a liquid is used for the dissolution or dispersion of the compounds of C (i), C (ii) and C (iii). More preferably, the liquid is an aqueous solution of the compounds of C (i) and C (ii), and during step (a) a solid precipitates which can be separated by conventional methods.
- the compounds of C (i), C (ii) and C (iii) do not comprise sulfur and can be oxides, complexes with organic ligands or salts.
- said compounds are salts, and more preferably they are soluble in the medium in which step (a) takes place. Since the preferred medium is aqueous, the salts are preferably water soluble.
- a particular embodiment of the process of the invention comprises the preparation of a first aqueous solution comprising at least one salt of C (i).
- said salt is ammonium heptamolybdate (( ⁇ 4 ) 6 ⁇ 7 ⁇ 2 4), ammonium metatungstate ((NH 4 ) 6H 2 Wi 2 0 4 o) or any combination thereof.
- Another particular embodiment of the process of the invention comprises the preparation of a second aqueous solution comprising at least one C (ii) salt.
- said salt is a nitrate, chloride, carbonate or acetate or any combination thereof and, even more preferably, it is a nitrate.
- Another particular embodiment of the process of the invention comprises the preparation of a third aqueous solution comprising at least one C (iii) salt.
- said salt is nitrate, chloride, carbonate, hydroxycarbonate, hydroxide, acetylacetonate, carboxylate (such as, for example, acetate, oxalate, citrate or oleate), or combination thereof, and more preferably it is carbonate, hydroxycarbonate, hydroxide, carboxylate or any combination thereof.
- step (a) precipitation can occur spontaneously during the combination of the compounds of C (i), C (ii) and C (iii), or it can be promoted by adjusting the temperature, pH, solvent volume or any combination thereof.
- the pH adjustment can be carried out by the addition of an alkalizing agent comprising at least one compound selected from the list comprising ammonia; ammonium hydroxide; organic amines, such as, but not limited to, methylamine, ethylamine, isopropylamine, propylamine, butylamine, oleamine, aniline, pyridine, and any combination thereof; or compounds that thermally decompose releasing ammonia, such as, but not limited to, urea, ammonium carbonate and any combination thereof.
- an alkalizing agent comprising at least one compound selected from the list comprising ammonia; ammonium hydroxide; organic amines, such as, but not limited to, methylamine, ethylamine, isopropylamine, propylamine, butylamine, oleamine, aniline, pyridine, and any combination thereof; or compounds that thermally decompose releasing ammonia, such as, but not limited to, urea, ammonium carbonate
- Said compound of C (iii) is preferably a salt; more preferably it is carbonate, hydroxycarbonate, hydroxide, or a carboxylate-type salt (such as, for example, acetate, oxalate, citrate or oleate), or combination thereof; and even more preferably it is carbonate, hydroxycarbonate, hydroxide or combination thereof.
- the pH of an aqueous solution comprising at least one salt of C (i) is adjusted between 8 and 13, and preferably between 9 and 1 1, before of your combination with another aqueous solution comprising at least one salt of C (ii) and at least one salt of C (iii).
- step (a) the pH of an aqueous solution comprising at least one salt of C (i) is adjusted between 8 and 13, and preferably between 9 and 1 1, by the addition of at least one C (iii) salt of alkaline character, before its combination with another aqueous solution comprising at least one C (ii) salt.
- Said C (iii) salt is preferably carbonate, hydroxycarbonate, hydroxide, carboxylate (such as, for example, acetate, oxalate, citrate or oleate) or any combination thereof; and even more preferably it is carbonate, hydroxycarbonate, hydroxide or combination thereof.
- step (a) the pH is adjusted between 8 and 13, and the temperature between 50 ° C and 120 ° C, of an aqueous solution comprising at least one salt of C (i), before its combination with another aqueous solution comprising at least one salt of C (ii) and at least one salt of C (iii).
- step (a) in step (a), the precipitation of the solid is effected by a temperature adjustment and the removal of solvent by evaporation of an aqueous solution comprising the compound of C (i), the compound of C (ii) and the compound of C (iii).
- a solid support can be suspended in the liquid medium in which step (a) of the process of the invention is carried out.
- Support means a solid component that is not essential for catalytic activity, but allows to improve certain physical-chemical (such as metallic dispersion) or mechanical (such as resistance to attrition) characteristics of the catalyst.
- This support may comprise an inorganic solid such as, but not limited to, a metal carbide, an oxide selected from the list comprising a clay, S1O2, T1O2, AI2O3, ZrÜ2, lanthanide element oxide, or combinations thereof. It can also comprise carbon in some of its forms, such as, but not limited to, activated carbon, carbon nanofibers, carbon nanotubes or combinations thereof.
- a treatment called aging can be carried out, which consists of a heat treatment of the precipitated solid suspension, under stirring, at a temperature between 50 ° C and 120 ° C, for a period of between 0.5 and 10 hours, in order to ensure the quantitative precipitation of the solid comprising C (i), C (ii) and C (iii).
- the solid precipitated in step (a) is isolated by filtration or centrifugation and, optionally, dried at a temperature between 50 ° C and 150 ° C.
- the second aspect of the present invention relates to the catalyst obtainable by the process as defined in the first aspect or in any of its particular embodiments.
- the catalytic activity of the sulfur catalyst in the synthesis gas conversion depends significantly on the relative arrangement of its metal components.
- the synthesis of a non-sulfur compound comprising C (i), C (ii) and C (iii) according to the process of the present invention results in an intimate mixture of the three components, which is translated, after sulfurization of the multimetallic material, in a beneficial technical effect with respect to the state of the art catalysts that are prepared in their sulfur form from the first steps of the synthesis process. This technical effect is greater selectivity and productivity at higher alcohols (C2 +), under similar operating conditions.
- step (a)) obtaining the material containing C (i), C (ii) and C (iii) in a single synthesis stage (step (a)) simplifies the synthesis procedure with respect to the prior art procedures , which incorporate C (iii) in a second stage of synthesis.
- the catalyst of the present invention can be subjected to a grinding process, mixing with diluents and / or additives for its forming, mechanical forming, spray-forming, etc., in order to adapt its particle size and its mechanical properties to an industrial operation in a catalytic reactor.
- the introduction of additives and the forming of the catalyst take place before the thermal activation of the precursor obtained in step (b) of the process of the invention.
- a third aspect of the present invention relates to the use of the catalyst of the invention in a process of producing higher alcohols (C2 +) by catalytic conversion of synthesis gas.
- the higher (C 2 +) alcohols may comprise ethanol, n-propanol, iso-propanol, n-butanol, t-butanol, iso-butanol, n-pentanol, n-hexanol and combinations thereof.
- the alcohol is ethanol.
- the sulfur multimetallic catalyst is contacted with a stream of synthesis gas (CO + H 2 ) which contains, in turn, a sulfur compound, so that: - the molar ratio H 2 / CO in this current is between 0.5 and 3, preferably between 0.5 and 2;
- the sulfur compound can be selected from the list comprising a sulfide of the formula R 1 R 2 S where R 1 and R 2 can be the same or different and are selected from hydrogen, alkyl (CC 6 ) or aryl; thiophenes, for example, without limitation, tetrahydrothiophene, methylthiophene, dimethylthiophene, benzothiophene or combinations thereof; mercaptans, for example, without limitation, methylmercaptane, ethylmercaptane, propylmercaptane, butylmercaptan or combinations thereof; carbonyl sulfide, or any combination thereof.
- H 2 S hydrogen sulfide
- R2S dialkyl sulfide type compound
- R methyl, ethyl, propyl or benzyl
- the concentration of the sulfur compound in the feed stream is between 1 and 5000 parts per million. Preferably, it is comprised between 20 and 200 parts per million.
- the catalytic conversion reaction of synthesis gas is carried out at a temperature between 250 ° C and 350 ° C. Preferably, this temperature is between 280 ° C and 320 ° C.
- the catalytic conversion reaction of synthesis gas is carried out at a total pressure between 5.0 and 20.0 MPa.
- the total pressure is between 7.5 and 15.0 MPa.
- the catalyst preparation comprises the following steps: on the one hand, 6.18 g of ( ⁇ 4 ) 6 ⁇ 7 ⁇ 2 4-4 ⁇ 2 0 are dissolved in 125 ml_ of deionized water, the pH of said solution is adjusted to 9.86 by the addition of a 40% by weight aqueous solution of methylamine and the resulting solution is heated to 90 ° C in an oil bath under stirring; on the other hand, 10.18 g of Co (N03) 2-6H 2 0 and 1, 82 g of KNO3 are dissolved in 10.25 ml_ of deionized water.
- a catalyst is prepared following the procedures described in US4831060 in which a sulfur precursor of Mo is used and a Mo sulfide promoted by Co is synthesized directly, by precipitation in aqueous medium at acidic pH and subsequent thermal activation.
- the catalyst preparation process comprises the following steps: on the one hand, 3.65 g of (NH 4 ) 2 MoS 4 are dissolved in 140 ml_ of deionized water; on the other hand, 2.10 g of Co (C 2 H 3 0 2 ) 2 -4H 2 0 are dissolved in 60 ml_ of deionized water; and on the other hand, 500 ml_ of a solution containing 30% by weight of acetic acid (CH 3 COOH) are prepared. Then, the solution containing acetic acid is heated to 60 ° C and the corresponding solutions containing Mo and Co. are added simultaneously on said solution. The resulting suspension is aged at 60 ° C, under stirring, for one hour and the solid formed is isolated.
- catalysts prepared as set forth in Examples I to III are applied in the catalytic conversion of synthesis gas.
- Catalytic tests are carried out in a high capacity reactive system based on fixed bed reactors (Avantium Technologies BV, Amsterdam).
- the procedure followed for the catalytic tests comprises a general methodology according to which 100-200 mg of the catalyst sieved in a particle size in the range 50-150 ⁇ , is loaded into a steel cylindrical reactor of 2-2 internal diameter, 6 mm In the reactor the activation heat treatment takes place.
- the catalyst synthesized according to the process of the invention (example I) is activated in a flow of N 2 at 300 ° C for 1 hour.
- the catalyst prepared according to the present invention (example I) is subjected to an additional sulphuration treatment at 400 ° C for 3 hours in a flow of 10% (Vol.) H 2 S / H 2 .
- Catalysts prepared according to examples II and III do not undergo this sulfurization treatment since they are synthesized from sulfur-contributing precursors.
- the reactor Upon completion of the activation treatments (including sulfurization, if applicable), the reactor is cooled to the reaction temperature (280-320 ° C), pressurized in N 2 to 9.0 MPa and the circulating gas is changed to The feed consisting of He: CO: H 2 : H 2 S (10%: 45%: 45%: 50ppm), I have as an inert reference gas.
- the products of The reaction is diluted with a stream of N 2 and analyzed by gas chromatography using two detectors (TCD and FID). Table 1 shows the catalytic results obtained with the catalysts prepared according to the l-lll examples under similar operating conditions.
- catalysts prepared according to the present invention increases the selectivity of the reaction to higher alcohols (ethanol + C3 + alcohols) up to 1,113%, as well as the productivity to ethanol up to 162%, with respect to catalysts prepared according to prior art procedures (examples II and III), under the same operating conditions.
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Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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EP10762706A EP2476488A1 (en) | 2009-09-10 | 2010-08-12 | Method for producing a multimetallic sulfureous solid and use thereof as a catalyst in a method for producing higher alcohols from synthesis gas |
US13/395,108 US20120208904A1 (en) | 2009-09-10 | 2010-08-12 | Method for producing a multimetallic sulfureous solid and use thereof as a catalyst in a method for producing higher alcohols from synthesis gas |
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ES200930676A ES2355465B1 (es) | 2009-09-10 | 2009-09-10 | Procedimiento de obtención de un sólido multimet�?lico azufrado y su empleo como catalizador en un proceso de producción de alcoholes superiores a partir de gas de s�?ntesis. |
ESP200930676 | 2009-09-10 |
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WO2011029974A1 true WO2011029974A1 (es) | 2011-03-17 |
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US (1) | US20120208904A1 (es) |
EP (1) | EP2476488A1 (es) |
ES (1) | ES2355465B1 (es) |
WO (1) | WO2011029974A1 (es) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013178834A1 (es) | 2012-05-31 | 2013-12-05 | Abengoa Bioenergía Nuevas Tecnologías, S. A. | Procedimiento catalítico de obtención de etanol a partir de gas de síntesis |
WO2014114824A1 (es) | 2013-01-28 | 2014-07-31 | Abengoa Bioenergía Nuevas Tecnologías, S. A. | Catalizadores y su uso en la obtención de alcoholes superiores |
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2009
- 2009-09-10 ES ES200930676A patent/ES2355465B1/es not_active Expired - Fee Related
-
2010
- 2010-08-12 WO PCT/ES2010/070554 patent/WO2011029974A1/es active Application Filing
- 2010-08-12 US US13/395,108 patent/US20120208904A1/en not_active Abandoned
- 2010-08-12 EP EP10762706A patent/EP2476488A1/en not_active Withdrawn
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WO2014114824A1 (es) | 2013-01-28 | 2014-07-31 | Abengoa Bioenergía Nuevas Tecnologías, S. A. | Catalizadores y su uso en la obtención de alcoholes superiores |
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ES2355465B1 (es) | 2012-03-06 |
EP2476488A1 (en) | 2012-07-18 |
ES2355465A1 (es) | 2011-03-28 |
US20120208904A1 (en) | 2012-08-16 |
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