EP2794532A1 - Procede de preparation d'un melange d'alcools - Google Patents
Procede de preparation d'un melange d'alcoolsInfo
- Publication number
- EP2794532A1 EP2794532A1 EP12813831.0A EP12813831A EP2794532A1 EP 2794532 A1 EP2794532 A1 EP 2794532A1 EP 12813831 A EP12813831 A EP 12813831A EP 2794532 A1 EP2794532 A1 EP 2794532A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- mixture
- alcohol
- reaction
- alcohols
- process according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 62
- 150000001298 alcohols Chemical class 0.000 title claims description 59
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 132
- 238000006243 chemical reaction Methods 0.000 claims abstract description 46
- 239000001257 hydrogen Substances 0.000 claims abstract description 29
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 29
- 238000006384 oligomerization reaction Methods 0.000 claims abstract description 29
- 239000003054 catalyst Substances 0.000 claims abstract description 28
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims abstract description 13
- 150000002739 metals Chemical class 0.000 claims abstract description 10
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 70
- 230000008569 process Effects 0.000 claims description 45
- 239000011949 solid catalyst Substances 0.000 claims description 28
- 239000011575 calcium Substances 0.000 claims description 15
- 229910052759 nickel Inorganic materials 0.000 claims description 15
- 238000006471 dimerization reaction Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 10
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 claims description 10
- 150000002431 hydrogen Chemical class 0.000 claims description 9
- 229910044991 metal oxide Inorganic materials 0.000 claims description 8
- 150000004706 metal oxides Chemical class 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 7
- 229910052723 transition metal Inorganic materials 0.000 claims description 7
- 150000003624 transition metals Chemical class 0.000 claims description 7
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical class [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 6
- 235000021317 phosphate Nutrition 0.000 claims description 6
- 239000010457 zeolite Substances 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 5
- 239000001506 calcium phosphate Substances 0.000 claims description 4
- 235000011010 calcium phosphates Nutrition 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical class OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 235000019731 tricalcium phosphate Nutrition 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000006262 metallic foam Substances 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 229910052707 ruthenium Inorganic materials 0.000 claims description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 27
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 14
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- JARKCYVAAOWBJS-UHFFFAOYSA-N hexanal Chemical compound CCCCCC=O JARKCYVAAOWBJS-UHFFFAOYSA-N 0.000 description 12
- 239000012071 phase Substances 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000011521 glass Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 9
- 241000894007 species Species 0.000 description 9
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 8
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 8
- MWKFXSUHUHTGQN-UHFFFAOYSA-N decan-1-ol Chemical compound CCCCCCCCCCO MWKFXSUHUHTGQN-UHFFFAOYSA-N 0.000 description 8
- 229910052588 hydroxylapatite Inorganic materials 0.000 description 8
- 239000007791 liquid phase Substances 0.000 description 8
- WCASXYBKJHWFMY-NSCUHMNNSA-N 2-Buten-1-ol Chemical compound C\C=C\CO WCASXYBKJHWFMY-NSCUHMNNSA-N 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- BBMCTIGTTCKYKF-UHFFFAOYSA-N 1-heptanol Chemical compound CCCCCCCO BBMCTIGTTCKYKF-UHFFFAOYSA-N 0.000 description 6
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 6
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 6
- SIIVGPQREKVCOP-UHFFFAOYSA-N but-1-en-1-ol Chemical compound CCC=CO SIIVGPQREKVCOP-UHFFFAOYSA-N 0.000 description 6
- WCASXYBKJHWFMY-UHFFFAOYSA-N gamma-methylallyl alcohol Natural products CC=CCO WCASXYBKJHWFMY-UHFFFAOYSA-N 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 239000008096 xylene Substances 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000004817 gas chromatography Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- NMRPBPVERJPACX-UHFFFAOYSA-N (3S)-octan-3-ol Natural products CCCCCC(O)CC NMRPBPVERJPACX-UHFFFAOYSA-N 0.000 description 4
- TZYRSLHNPKPEFV-UHFFFAOYSA-N 2-ethyl-1-butanol Chemical compound CCC(CC)CO TZYRSLHNPKPEFV-UHFFFAOYSA-N 0.000 description 4
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 235000011089 carbon dioxide Nutrition 0.000 description 4
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 4
- 239000000543 intermediate Substances 0.000 description 4
- -1 oxo olefins Chemical class 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000012808 vapor phase Substances 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 3
- 230000004151 fermentation Effects 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 2
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- ZOCHHNOQQHDWHG-UHFFFAOYSA-N hexan-3-ol Chemical compound CCCC(O)CC ZOCHHNOQQHDWHG-UHFFFAOYSA-N 0.000 description 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 238000007037 hydroformylation reaction Methods 0.000 description 2
- ZWRUINPWMLAQRD-UHFFFAOYSA-N nonan-1-ol Chemical compound CCCCCCCCCO ZWRUINPWMLAQRD-UHFFFAOYSA-N 0.000 description 2
- WOFPPJOZXUTRAU-UHFFFAOYSA-N octan-4-ol Chemical compound CCCCC(O)CCC WOFPPJOZXUTRAU-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 1
- PZHIWRCQKBBTOW-UHFFFAOYSA-N 1-ethoxybutane Chemical compound CCCCOCC PZHIWRCQKBBTOW-UHFFFAOYSA-N 0.000 description 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- ZSPTYLOMNJNZNG-UHFFFAOYSA-N 3-Buten-1-ol Chemical compound OCCC=C ZSPTYLOMNJNZNG-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000193401 Clostridium acetobutylicum Species 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 238000005684 Liebig rearrangement reaction Methods 0.000 description 1
- 229910018590 Ni(NO3)2-6H2O Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical group [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- JHEPBQHNVNUAFL-UHFFFAOYSA-N hex-1-en-1-ol Chemical class CCCCC=CO JHEPBQHNVNUAFL-UHFFFAOYSA-N 0.000 description 1
- AHAREKHAZNPPMI-UHFFFAOYSA-N hexa-1,3-diene Chemical compound CCC=CC=C AHAREKHAZNPPMI-UHFFFAOYSA-N 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(II) oxide Inorganic materials [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C07C29/32—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions without formation of -OH groups
- C07C29/34—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions without formation of -OH groups by condensation involving hydroxy groups or the mineral ester groups derived therefrom, e.g. Guerbet reaction
-
- 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
- C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
Definitions
- the present invention relates to a process for preparing a mixture of alcohols.
- the most important alcohols are ethanol, 1-propanol, n-butanol, alcohols for plasticizers having a (C6-C1 1) alkyl chain and fatty alcohols having a (C12-C18) alkyl chain. used as detergents.
- These different alcohols are prepared from fossil resources either by the oxo olefins route or by the Ziegler process (trialkylaluminum oxidation) (Ziegler, K. et al., Justus Liebigs Ann.Chem 629 (1960) 1).
- Alcohols are also used as solvents, paint thinners (mainly light alcohols having (C1-C6) alkyl chain), as intermediates leading to esters, but also as organic compounds, as lubricants or as fuels.
- alcohols having a C6 alkyl chain are synthesized by co-dimerization of butene and propene and then converted to a mixture of aldehydes by hydroformylation, before being hydrogenated, to finally lead to a mixture of alcohols having a C6 alkyl chain.
- butanol has so far been produced largely by the process of hydroformylation of propylene a petroleum derivative (Wilkinson et al., Comprehensive Organometallic Chemistry, The synthesis, Reactions and Structures of Organometallic Compounds, Pergamon Press 1981, 8).
- Butanol can also be obtained by fermentary processes that are up-to-date with the rise in petroleum raw materials.
- Acetobutyl fermentation better known as ABE fermentation, co-produces a mixture of ethanol, acetone and butanol in a weight ratio of about 1/3/6.
- the source bacterium of fermentation belongs to the family of Clostridium acetobutylicum.
- the object of the present invention is to provide a process comprising a simplification of the step of separating the alcohols formed.
- Another object of the present invention is to provide a process for obtaining a mixture of alcohols devoid of aromatic compounds, such as xylene or benzene, and having a limited number of species selected from unsaturated alcohols such as crotyl alcohol (c / 's and trans), the buten-1-ol, and the hexènols alcohologens such as butanal, hexanal or crotonaldéhydes (c /' s and trans).
- unsaturated alcohols such as crotyl alcohol (c / 's and trans)
- the buten-1-ol the buten-1-ol
- the hexènols alcohologens such as butanal, hexanal or crotonaldéhydes (c /' s and trans).
- the object of the invention is to provide a process for stabilizing the reaction medium.
- the invention also aims to provide a method for a significant energy gain.
- Another object of the present invention is to provide a process for the preparation of alcohols, in particular butanol, which is easy to implement and leads to a better overall yield of the reaction.
- the object of the invention is to provide a method that makes it possible to limit the treatment of fluxes to a large extent.
- one of the aims of the invention is to provide a simplified method for saving space dedicated to equipment, as well as a saving in time and ease of implementation.
- the subject of the present invention is therefore a process for preparing a mixture (M) comprising at least one alcohol (Aj), said process comprising a gas phase oligomerization reaction of at least one alcohol (Ai), carried out in presence of hydrogen, and a solid acid-base catalyst, doped with one or more metals, at a temperature greater than or equal to 50 ° C and strictly less than 200 ° C.
- the reaction is carried out at a temperature of from 80 ° C to 195 ° C, in particular from 100 ° C to 195 ° C, preferably from 150 ° C to 195 ° C, very preferably between 170 ° C and 195 ° C C and even more preferably between 180 ° C and 195 ° C.
- alcohols (Ai) means alcohols whose linear or branched alkyl chain comprises n carbon atoms, with n representing an integer of from 1 to 10. According to the invention, the term “alcohols (Ai)” also includes the term “starting alcohols”.
- the “alcohols (Al)” according to the invention can be for example: methanol, ethanol, propanol, butanol, pentanol, hexanol, heptanol, octanol, nonanol or decanol.
- Alcohols (Al) denote the starting alcohols before the oligomerization step.
- the term “alcohols (Aj)” means alcohols whose linear or branched alkyl chain comprises m carbon atoms, with m representing an integer from 2 to 20 According to the invention, the term “alcohols (Aj)” also includes the term “alcohols formed” or "alcohols valued”.
- the “alcohols (Aj)” according to the invention can be, for example, ethanol, propanol, butanol, pentanol, hexanol, heptanol, octanol, decanol or ethyl-2-butanol. and ethyl-2-hexanol.
- the mixture (M) comprises butanol.
- the alcohols (Aj) are obtained by oligomerization of one or more alcohols (Ai).
- oligomerization of an alcohol means a process for converting a monomeric alcohol into an oligomeric alcohol. According to the invention, the oligomerization may for example be a dimerization.
- x to y mean that the terminals x and y are included.
- an integer from 2 to 20 means that the integer is greater than or equal to 2 and less than or equal to 20.
- the alcohol (Al) is ethanol.
- the oligomerization is a dimerization, preferably a dimerization of ethanol.
- the mixture (M) obtained comprises butanol.
- the present invention relates to a process for the preparation of a mixture (M) comprising at least one alcohol (Aj), said process comprising a gas phase ethanol dimerization reaction carried out in the presence of hydrogen, and a solid acid-base catalyst, doped with one or more metals, at a temperature greater than or equal to 50 ° C and strictly less than 200 ° C.
- the alcohol (s) (Ai) used may be anhydrous or aqueous. If the alcohol (s) (Ai) used is (are) aqueous, it (they) may (s) comprise from 0.005 to 20% by weight of water relative to the total weight of alcohol (s) (Ai).
- acid-base solid catalyst means an acid-base solid catalyst which has not been doped.
- acid-base solid catalyst also refers to "acid-base solid catalyst prior to doping" or "undoped acid-base solid catalyst”.
- solid acid-base doped catalyst means an acid-base solid catalyst as defined above, which has been modified with a doping agent, such as one or more metals.
- a doped acid-base solid catalyst corresponds to an acid-base solid catalyst as defined above, which has been doped with one or more metals.
- the acid-base solid catalyst before doping can be chosen from the group consisting of:
- alkaline earth phosphates especially calcium phosphates such as tricalcium phosphates, hydrogen phosphates or hydroxyapatites; - hydrotalcites;
- the doped acid-base solid catalyst may be selected from the group consisting of doped alkaline earth phosphates, doped hydrotalcites, doped zeolites and doped metal oxide mixtures.
- the acid-base solid catalyst before doping is an alkaline earth phosphate, chosen in particular from calcium phosphates such as tricalcium phosphates, hydrogen phosphates or hydroxyapatites.
- calcium phosphates such as tricalcium phosphates, hydrogen phosphates or hydroxyapatites.
- these salts it is possible to use these salts with the stoichiometry Ca 3 (P0 4 ) 2 , CaHPO 4 , or Ca 10 (PO 4 ) 6 (OI-1) 2 or these same salts.
- stoichiometric that is to say with molar ratios Ca / P different from their formula, so as to modulate the acid-baseicity thereof.
- these salts may be in crystalline or amorphous form. Some or all of the calcium atoms may be substituted by other alkaline earth atoms without affecting the performance of the final catalyst.
- the acid-base solid catalyst before doping is chosen from hydrotalcites.
- the divalent metal is in the latter case, the crude formula can be Mg 6 Al 2 (CO 3 ) (OH) 16, 4H 2 0.
- the acid-base solid catalyst before doping is chosen from zeolites.
- the zeolites are not in their acid form but in their sodium form, where some or all of the sodium ions can be exchanged with other alkaline or alkaline earth metals (LiX, LiNaX, KX, X being an anion for example a halide anion such as chlorine).
- These catalysts can be prepared by cation exchange from zeolites in sodium form and a solution containing the cations to be introduced in the form of a salt soluble in water, such as chlorides or nitrates.
- the acid-base solid catalyst before doping is chosen from mixtures of metal oxides, especially binary mixtures of metal oxides such as ZnO and Al 2 O 3 , SnO and Al 2 O 3 , Ta 2 0 5 and Si0 2, Sb 2 0 5 and Si0 2, MgO and Si0 2, Cs 2 0 and Si0 2 so as to obtain a support having bi- functional properties.
- binary mixtures of metal oxides may also be used, such as MgO / SiO 2 / Al 2 O 3 .
- the ratio of the two oxides present in a binary mixture can be modified according to the specific surfaces and the strength of the acidic and basic sites.
- the acid-base solid catalyst before doping is of the alkaline earth phosphate type, in particular calcium phosphate.
- the acid-base solid catalyst before doping is chosen from calcium hydroxyapatites.
- the doped acid-base solid catalyst is chosen from doped calcium hydroxyapatites.
- the molar ratio (Ca + M) / P of the calcium hydroxyapatite before doping is from 1.5 to 2, preferably from 1, 5 to 1, 8, and preferably 1, 6 to 1, 8.
- M can represent a metal, a metal oxide, or a mixture of one of them, ranging from 0.1 to 50 mol% of calcium substitution, preferably from 0.2 to 20 molar. mol%, M being preferably chosen from Li, Na, K.
- the acid-base solid catalyst is doped with one or more transition metals, more preferably with transition metals selected from Ni, Co, Cu, Pd, Pt, Rh or Ru metals.
- the metals can be used alone or as a mixture.
- said acid-base solid catalyst is doped with nickel.
- the doping can be carried out by methods known to those skilled in the art, such as by co-precipitation during the synthesis of the catalyst or by impregnation on the acid-base solid catalyst before doping, preferably on a hydroxyapatite already synthesized, at least one precursor of said doping agent, preferably said transition metal.
- the content of doping agent, preferably of transition metal may be adapted by those skilled in the art, but it is generally from 0.5 to 20% by weight, preferably from 1 to 10% by weight, and preferably from 1 to 10% by weight. at 5% by weight relative to the weight of the doped solid catalyst.
- the doped solid catalyst can be calcined and at least partially reduced, to obtain, at least in part at the surface of the doped solid catalyst, the transition metal at an oxidation state of zero.
- the catalyst when the catalyst is doped with nickel, calcined and at least partially reduced, it has at least partly at its surface, the nickel has a degree of oxidation of zero.
- the oligomerization reaction is a catalytic reaction of heterogeneous type, insofar as it is carried out in the gas phase and in the presence of a doped acid-base solid catalyst,
- one or more alcohols (Ai), in particular ethanol, can (be) fed continuously in the vapor phase.
- the flow rate of alcohol (s) (Ai) of said reaction may be from 1 to 8 g of alcohol (Ai), per hour and per g of acidic solid catalyst doped, preferably from 1 to 6, preferably from 1 to 5.
- the molar ratio between the hydrogen and the alcohol (s) (Ai) may be from 0.5 to 10, preferably from 1 to 8, and preferably from 2 to 6.
- Hydrogen used for carrying out the process according to the invention can be used in pure form or diluted in an inert gas, such as nitrogen. In the case of a dilution of hydrogen, the amount of hydrogen present in said inert gas is such that it represents from 10 to 99% by volume of the hydrogen / inert gas mixture.
- productivity means measuring the efficiency of the process.
- productivity according to the invention corresponds to the amount of an alcohol (Aj), in particular butanol, produced per hour, for one gram of catalyst used in the process.
- yield means the ratio expressed as a percentage, between the quantity of product obtained and the desired theoretical amount.
- the term “selectivity” means the number of moles of alcohol (Ai), and especially of ethanol, converted into the desired product relative to the number of moles of alcohol. (Ai), transformed.
- the oligomerization reaction in particular gas phase dimerization, in the presence of hydrogen, can be carried out using any reactor generally known to those skilled in the art.
- the reaction is advantageously carried out in a tubular or multitubular fixed bed reactor operating in isothermal mode or adiabatic. It can also be carried out in a catalyst-coated exchanger reactor.
- the doped acid-base solid catalyst is preferably immobilized in a reactor in the form of grains, extrusions or supported on a metal foam.
- the process consists of an oligomerization reaction of at least one alcohol (Ai) carried out in the presence of hydrogen, which allows hydrogenation of the products resulting from the oligomerization.
- the process according to the invention advantageously makes it possible to carry out two successive reactions in a single step, without isolation of the intermediate species.
- the method according to the invention therefore advantageously allows the use of a single equipment, namely a single reactor and a single catalyst, to perform both the oligomerization and hydrogenation reaction in a single step.
- a mixture ( ⁇ ') is obtained comprising at least one alcohol (Aj).
- the process comprises a step of condensing the mixture ( ⁇ '), at the end of the oligomerization reaction, in order to obtain the mixture (M), said mixture (M) comprising at least an alcohol (Aj).
- mixture ( ⁇ ') means a mixture resulting from the oligomerization reaction of at least one alcohol (Ai) in the gas phase, in the presence of hydrogen.
- the mixture ( ⁇ ') therefore represents a gaseous mixture at the reaction temperature.
- mixture (M) means a mixture ( ⁇ ') which has undergone a condensation step at the end of the reaction.
- the mixture (M) therefore represents a liquid mixture.
- the mixture ( ⁇ ') obtained at the end of the gas phase oligomerization reaction, in the presence of hydrogen can be cooled to a temperature of between 0 ° C. and 100 ° C., in order to condense the gaseous mixture ( ⁇ ') into a liquid mixture (M).
- the mixture (M) may comprise the remainder of unconverted alcohol (s) (Ai), and in particular ethanol, water resulting from the reaction and / or derived from alcohol.
- the mixture (M) obtained according to the process may comprise at least 5% (by weight relative to the total weight of the mixture (M)) of butanol, preferably at least 8%, and preferably at least 10% butanol.
- the remainder of unconverted alcohol (s) (Ai) can be recycled.
- alcohol (Ai) recycle the remaining alcohol (Ai) not converted in the oligomerization reaction.
- the alcohol (Ai) new differs from the alcohol (Ai) recycling.
- said mixture (M) preferably comprises several alcohols (Aj) whose linear or branched alkyl chain comprises m carbon atoms, with m representing an integer from 2 to 20.
- the mixture (M) comprises, in addition to butanol, other alcohols (Aj), the linear or branched alkyl chain of which comprises m carbon atoms, with m representing an integer inclusive from 2 to 20.
- the mixture (M) may comprise, besides butanol, linear alcohols, such as hexanol, pentanol, heptanol, octanol or decanol, or branched alcohols such as ethyl-2-butanol or ethyl-2-hexanol.
- linear alcohols such as hexanol, pentanol, heptanol, octanol or decanol
- branched alcohols such as ethyl-2-butanol or ethyl-2-hexanol.
- the process may comprise, after the oligomerization reaction, in particular dimerization, and the condensation step, successive distillation steps to separate the different valued alcohols (Aj). mixture (M), as well as recycle stages of alcohol (s) (Ai), in particular ethanol.
- the mixture (M) containing the residue of unconverted alcohol (s) (Ai), especially ethanol, the water resulting from the reaction and / or from alcohol (s) (Ai) nine (s), and the valued alcohols can be separated into a set of distillation columns intended to recover the valuable alcohols, remove the water resulting from the reaction and the water from alcohol (s) (Ai) nine ( s) (in the case where the alcohol (s) (Ai) used for the oligomerization is (are) aqueous) and possibly recycle the unconverted alcohol (s) (Ai) (s) of the reaction, usually in their azeotropic form.
- the oligomerization reaction, and in particular dimerization, in the presence of hydrogen can be carried out at atmospheric pressure or under pressure.
- the mixture (M) resulting from the reaction can be expanded to a pressure permitting separation of the azeotrope water / alcohol (s) (Al ) and alcohol are valued.
- mixture (M) expanded a mixture (M) which has been expanded at the end of the oligomerization reaction, when the reaction is carried out under pressure.
- the mixture (M), optionally expanded, resulting from the process can be directed to a set of two distillation columns designated C1 and C2, nested to obtain three streams:
- F1 the azeotrope water / alcohol (s) (Al), and especially the water / ethanol azeotrope, which is recycled;
- the columns C1 and C2 may be tray columns or packed columns.
- the supply can be performed in column C1, the floor to optimize the performance of the whole.
- a decanter can be installed in the lower part of the column C1, below the supply tray which separates these two liquid phases, or the settling tank can be installed inside or outside the column. C1.
- the organic phase, rich in alcohol (s) (Aj) can be recycled as internal reflux of the column C1 and provides the mixture of alcohols (Aj) at the bottom of this column C1.
- the aqueous phase can exit column C1 and be sent to a column C2 which can be a reflux separation column or a simple stripper.
- This column C2 may be reboiled and may make it possible to obtain at the bottom a flow of water which is free of alcohols (Al) and (Aj), and in particular of ethanol and butanol.
- the distillate of the column C2 may be preferably in vapor form, this column operating at the same pressure as the column C1.
- the vapor phase of this column C2 can be returned to the column C1, preferably to the stage above the stage of the liquid / liquid settler.
- the head of column C1 is conventional and may include a condenser to obtain the reflux required for separation.
- the azeotrope water / alcohol (s) (Al) (F1), and in particular the water / ethanol azeotrope, can then be obtained at the top. It can be obtained in the vapor phase or in the liquid phase. If it is obtained in vapor phase, it avoids having to vaporize it before feeding the synthesis reaction, which advantageously allows to reduce the energy consumption required.
- the alcohols (Aj) (F3) are obtained at the bottom of the column C1. They can be separated by simple distillation in an additional C3 column to obtain the pure butanol at the head and the other alcohols (Aj) different from butanol at the bottom.
- the different alcohols (Aj) can then be separated by successive distillations to obtain these different alcohols in the order of their boiling points.
- the alcohol (Ai) new, and in particular new ethanol, pure or containing water and optionally the alcohol (Ai) recycling, including ethanol recycling, s' It is liquid can be vaporized and then superheated to the reaction temperature before entering a reactor where oligomerization takes place (oligomerization reactor). If the recycling alcohol (Ai), in particular the recycle ethanol, is in vapor form, the alcohol (Ai) new, and especially the fresh ethanol, may be vaporized and then superheated to the reaction temperature before to enter the oligomerization reactor.
- the method according to the invention advantageously allows the formation of desired alcohols in a single step, unlike the conventional route using undoped hydroxyapatites, and comprising a dimerization reaction followed by a hydrogenation as described in EP2206763.
- the process according to the invention allows the use of a single catalyst and a single reactor.
- the method according to the invention advantageously allows a saving of space dedicated to the equipment, as well as a saving of time and of consequent ease.
- the process according to the invention advantageously makes it possible to work at a much lower temperature than in a conventional dimerization carried out with undoped hydroxyapatites, ie at about 195 ° C. instead of about 400 ° C.
- the energy gain for an industrial process is consequent.
- This also makes it possible to limit the parasitic reactions, which reduce the yields, which can occur in the gas phase at 400 ° C.
- the process according to the invention advantageously avoids, for example, the formation of aromatics such as xylene or benzene which form in the gas phase at temperatures of 400.degree.
- these products are difficult to separate from ethanol and butanol. Avoiding their formation facilitates post-reaction separations which is an advantage from an industrial point of view.
- the process according to the invention advantageously allows a better selectivity.
- doping with metals allows a reduction in the number of species including intermediate species alcohologens type such as crotyl alcohol (c / 's and trans), butanal, buten-1-ol, the hexanal, the crotonaldéhydes (c / 's and trans) which are found using undoped hydroxyapatites at 400 ° C.
- the process according to the invention is interesting because it makes it possible to stabilize the mixture over time, due to the absence of these aldehyde species.
- the process according to the invention makes it possible to simplify the distillation of the crude reaction product, since the number of products to be separated is less than that of a case without doping.
- the main reaction without doping generates components having a boiling point close to butanol, such as 2-butene-1-ol or 3-butene-1-ol, or having azeotropes with butanol or with each other. making separation difficult or impossible.
- the process according to the invention making it possible to dispense with undesirable intermediate species advantageously makes it possible to increase the selectivities and the yields of valuable alcohols, and especially of butanol.
- the process according to the invention makes it possible to improve the efficiency and overall selectivity of the process.
- EXAMPLE 3 Reaction carried out at 195 ° C. with a PAH doped with 7.5% by weight of nickel 6 g of catalyst resulting from Example 1 were placed in a reactor (in glass of diameter 22 mm and 20 cm in height) between 7.5 ml (below) and 17 ml (above) of glass powder (300-600 ⁇ " ⁇ ) A stream of nitrogen and hydrogen was then circulated in the reactor at room temperature for 30 minutes. The reactor was then heated at 400 ° C. for 2 hours, then the reactor was placed at 195 ° C. Only a hydrogen flow rate of 350 ml / min was left in.
- a liquid phase was recovered at the outlet of the reactor by cooling the collection flask with the aid of carbo
- the resulting mixture was injected into gas chromatography (Agilent HP6890N GC, HP-Innowax (PEG) 30mxO, 25mmxO, 25m, FID detector, cyclohexanol internal standard) for analysis.
- Crotyl alcohol 0%
- Example 4 Reaction carried out at 195 ° C. with an undoped HAP This example corresponds to amounts identical to Example 3, but with an undoped catalyst.
- Crotyl alcohol 0%
- Example 6 Reaction carried out at 250 ° C. with a hydroxylapatite doped with 1% by weight of nickel
- This example corresponds to quantities identical to those of Example 5, but with a temperature of 250 ° C.
- Crotyl alcohol 0%
- Example 7 (comparative example): reaction carried out at 400 ° C., with an undoped hydroxylapatite
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Abstract
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR1162083A FR2984313B1 (fr) | 2011-12-20 | 2011-12-20 | Procede de preparation d'un melange d'alcools |
PCT/EP2012/076272 WO2013092789A1 (fr) | 2011-12-20 | 2012-12-20 | Procede de preparation d'un melange d'alcools |
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EP2794532A1 true EP2794532A1 (fr) | 2014-10-29 |
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EP12813831.0A Withdrawn EP2794532A1 (fr) | 2011-12-20 | 2012-12-20 | Procede de preparation d'un melange d'alcools |
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US (1) | US20140364351A1 (fr) |
EP (1) | EP2794532A1 (fr) |
CN (1) | CN103998407A (fr) |
AR (1) | AR089346A1 (fr) |
BR (1) | BR112014015506A8 (fr) |
FR (1) | FR2984313B1 (fr) |
WO (1) | WO2013092789A1 (fr) |
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FR2980791A1 (fr) | 2011-10-03 | 2013-04-05 | Rhodia Operations | Procede de preparation d'un melange d'alcools |
CN107827709B (zh) * | 2017-11-07 | 2021-04-16 | 中国科学院山西煤炭化学研究所 | 一种光催化乙醇转化合成巴豆醇的方法 |
EP4347118A1 (fr) * | 2021-06-04 | 2024-04-10 | Uop Llc | Catalyseurs d'hydroxyapatite pour la synthèse d'isobutanol |
CN114570417B (zh) * | 2022-03-23 | 2023-06-27 | 清华大学 | 用于正丁醇制丁烯的催化剂及其制备方法和制备丁烯的方法 |
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AU2008298827B2 (en) | 2007-09-13 | 2011-12-01 | Kabushiki Kaisha Sangi | Process for production of composition by using alcohol as starting material |
BRPI0819659B1 (pt) * | 2007-12-20 | 2018-01-02 | Mitsubishi Chemical Corporation | Processo para produção de álcool |
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2011
- 2011-12-20 FR FR1162083A patent/FR2984313B1/fr not_active Expired - Fee Related
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2012
- 2012-12-20 CN CN201280063144.0A patent/CN103998407A/zh active Pending
- 2012-12-20 US US14/366,281 patent/US20140364351A1/en not_active Abandoned
- 2012-12-20 EP EP12813831.0A patent/EP2794532A1/fr not_active Withdrawn
- 2012-12-20 WO PCT/EP2012/076272 patent/WO2013092789A1/fr active Application Filing
- 2012-12-20 AR ARP120104844A patent/AR089346A1/es unknown
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FR2984313A1 (fr) | 2013-06-21 |
US20140364351A1 (en) | 2014-12-11 |
BR112014015506A8 (pt) | 2017-07-04 |
BR112014015506A2 (pt) | 2017-06-13 |
FR2984313B1 (fr) | 2014-01-17 |
WO2013092789A1 (fr) | 2013-06-27 |
AR089346A1 (es) | 2014-08-13 |
CN103998407A (zh) | 2014-08-20 |
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