CA1162181A - Composition catalytique et methode d'oxydation de l'ethylene en oxyde d'ethylene - Google Patents

Composition catalytique et methode d'oxydation de l'ethylene en oxyde d'ethylene

Info

Publication number: CA1162181A
Authority: CA; Canada
Prior art keywords: catalyst; silver; cesium; potassium; alkali metal
Prior art date: 1979-03-20
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000347075A

Other languages

English (en)

Inventor

Paul C. Ellgen

Madan M. Bhasin

Charles D. Hendrix

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Union Carbide Corp

Original Assignee

Union Carbide Corp

Priority date (The priority date 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 date listed.)

1979-03-20

Filing date

1980-03-05

Publication date

1984-02-14

1980-03-05 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1984-02-14 Application granted granted Critical

1984-02-14 Publication of CA1162181A publication Critical patent/CA1162181A/fr

Status Expired legal-status Critical Current

Links

239000003054 catalyst Substances 0.000 title claims abstract description 336
238000000034 method Methods 0.000 title claims abstract description 94
IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 title claims abstract description 62
230000008569 process Effects 0.000 title claims abstract description 29
239000000203 mixture Substances 0.000 title claims description 45
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims description 21
239000005977 Ethylene Substances 0.000 title claims description 21
238000007254 oxidation reaction Methods 0.000 title claims description 6
230000003647 oxidation Effects 0.000 title claims description 5
229910052709 silver Inorganic materials 0.000 claims abstract description 206
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 191
239000004332 silver Substances 0.000 claims abstract description 188
229910052792 caesium Inorganic materials 0.000 claims abstract description 173
TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 claims abstract description 155
229910052700 potassium Inorganic materials 0.000 claims abstract description 146
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 127
239000011591 potassium Substances 0.000 claims abstract description 127
229910052783 alkali metal Inorganic materials 0.000 claims abstract description 94
150000001340 alkali metals Chemical class 0.000 claims abstract description 90
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 47
229910052708 sodium Inorganic materials 0.000 claims abstract description 47
239000011734 sodium Substances 0.000 claims abstract description 47
229910052744 lithium Inorganic materials 0.000 claims abstract description 44
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 43
238000004519 manufacturing process Methods 0.000 claims abstract description 42
229910052701 rubidium Inorganic materials 0.000 claims abstract description 26
IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims abstract description 26
238000006243 chemical reaction Methods 0.000 claims description 35
229910052760 oxygen Inorganic materials 0.000 claims description 26
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 25
239000001301 oxygen Substances 0.000 claims description 25
238000000151 deposition Methods 0.000 claims description 22
230000008021 deposition Effects 0.000 claims description 21
239000011148 porous material Substances 0.000 claims description 21
230000000694 effects Effects 0.000 claims description 20
JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical group CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 18
239000002904 solvent Substances 0.000 claims description 17
239000007789 gas Substances 0.000 claims description 14
GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 claims description 14
PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
239000003112 inhibitor Substances 0.000 claims description 11
239000004310 lactic acid Substances 0.000 claims description 9
235000014655 lactic acid Nutrition 0.000 claims description 9
239000012808 vapor phase Substances 0.000 claims description 9
239000003085 diluting agent Substances 0.000 claims description 7
150000001412 amines Chemical group 0.000 claims description 6
230000006872 improvement Effects 0.000 claims description 6
WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical group ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 3
150000003839 salts Chemical class 0.000 claims description 3
238000010924 continuous production Methods 0.000 claims description 2
159000000001 potassium salts Chemical class 0.000 claims 1
239000000243 solution Substances 0.000 description 99
238000002474 experimental method Methods 0.000 description 63
238000002360 preparation method Methods 0.000 description 35
238000007792 addition Methods 0.000 description 24
238000010438 heat treatment Methods 0.000 description 18
239000000969 carrier Substances 0.000 description 17
239000000463 material Substances 0.000 description 17
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 16
239000002245 particle Substances 0.000 description 16
230000000875 corresponding effect Effects 0.000 description 14
NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 14
238000005470 impregnation Methods 0.000 description 13
230000002195 synergetic effect Effects 0.000 description 13
238000013461 design Methods 0.000 description 12
229910052751 metal Inorganic materials 0.000 description 12
239000002184 metal Substances 0.000 description 11
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
239000003513 alkali Substances 0.000 description 10
239000012153 distilled water Substances 0.000 description 10
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 9
239000002131 composite material Substances 0.000 description 9
-1 silver carboxylates Chemical class 0.000 description 9
QZRLETONGKUVFA-UHFFFAOYSA-N [K].[Cs] Chemical compound [K].[Cs] QZRLETONGKUVFA-UHFFFAOYSA-N 0.000 description 8
229910002092 carbon dioxide Inorganic materials 0.000 description 8
238000005259 measurement Methods 0.000 description 8
239000000126 substance Substances 0.000 description 8
238000012360 testing method Methods 0.000 description 8
239000001569 carbon dioxide Substances 0.000 description 7
230000009467 reduction Effects 0.000 description 7
229910001923 silver oxide Inorganic materials 0.000 description 7
238000004458 analytical method Methods 0.000 description 6
HUCVOHYBFXVBRW-UHFFFAOYSA-M caesium hydroxide Inorganic materials [OH-].[Cs+] HUCVOHYBFXVBRW-UHFFFAOYSA-M 0.000 description 6
229910001507 metal halide Inorganic materials 0.000 description 6
150000005309 metal halides Chemical class 0.000 description 6
BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 6
230000004044 response Effects 0.000 description 6
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 5
239000000654 additive Substances 0.000 description 5
229910001508 alkali metal halide Inorganic materials 0.000 description 5
150000008045 alkali metal halides Chemical class 0.000 description 5
230000003042 antagnostic effect Effects 0.000 description 5
239000012298 atmosphere Substances 0.000 description 5
239000003153 chemical reaction reagent Substances 0.000 description 5
229940000425 combination drug Drugs 0.000 description 5
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 5
229910052753 mercury Inorganic materials 0.000 description 5
239000000377 silicon dioxide Substances 0.000 description 5
238000003756 stirring Methods 0.000 description 5
239000011885 synergistic combination Substances 0.000 description 5
HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 4
MFGOFGRYDNHJTA-UHFFFAOYSA-N 2-amino-1-(2-fluorophenyl)ethanol Chemical compound NCC(O)C1=CC=CC=C1F MFGOFGRYDNHJTA-UHFFFAOYSA-N 0.000 description 4
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
230000000996 additive effect Effects 0.000 description 4
230000003197 catalytic effect Effects 0.000 description 4
238000002485 combustion reaction Methods 0.000 description 4
229910052730 francium Inorganic materials 0.000 description 4
KLMCZVJOEAUDNE-UHFFFAOYSA-N francium atom Chemical compound [Fr] KLMCZVJOEAUDNE-UHFFFAOYSA-N 0.000 description 4
239000012535 impurity Substances 0.000 description 4
150000002500 ions Chemical class 0.000 description 4
229910052757 nitrogen Inorganic materials 0.000 description 4
GEVPUGOOGXGPIO-UHFFFAOYSA-N oxalic acid;dihydrate Chemical compound O.O.OC(=O)C(O)=O GEVPUGOOGXGPIO-UHFFFAOYSA-N 0.000 description 4
239000000843 powder Substances 0.000 description 4
235000012239 silicon dioxide Nutrition 0.000 description 4
229910000108 silver(I,III) oxide Inorganic materials 0.000 description 4
238000011282 treatment Methods 0.000 description 4
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 3
CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
238000010521 absorption reaction Methods 0.000 description 3
229910000272 alkali metal oxide Inorganic materials 0.000 description 3
230000008859 change Effects 0.000 description 3
239000000460 chlorine Substances 0.000 description 3
229910052801 chlorine Inorganic materials 0.000 description 3
150000001805 chlorine compounds Chemical class 0.000 description 3
239000011248 coating agent Substances 0.000 description 3
238000000576 coating method Methods 0.000 description 3
238000011161 development Methods 0.000 description 3
230000018109 developmental process Effects 0.000 description 3
150000004820 halides Chemical class 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
238000012856 packing Methods 0.000 description 3
230000000704 physical effect Effects 0.000 description 3
229910000027 potassium carbonate Inorganic materials 0.000 description 3
TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 3
238000001556 precipitation Methods 0.000 description 3
239000000047 product Substances 0.000 description 3
239000000376 reactant Substances 0.000 description 3
239000002002 slurry Substances 0.000 description 3
230000009044 synergistic interaction Effects 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
WMONZZDVKGUCLB-UHFFFAOYSA-N [K].[Ag].[Cs] Chemical compound [K].[Ag].[Cs] WMONZZDVKGUCLB-UHFFFAOYSA-N 0.000 description 2
230000032683 aging Effects 0.000 description 2
150000001336 alkenes Chemical class 0.000 description 2
229910052787 antimony Inorganic materials 0.000 description 2
WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
229910052788 barium Inorganic materials 0.000 description 2
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
230000008901 benefit Effects 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
229910052791 calcium Inorganic materials 0.000 description 2
239000011575 calcium Substances 0.000 description 2
239000011651 chromium Substances 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
230000000536 complexating effect Effects 0.000 description 2
239000008139 complexing agent Substances 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
230000002596 correlated effect Effects 0.000 description 2
230000001419 dependent effect Effects 0.000 description 2
230000001627 detrimental effect Effects 0.000 description 2
229910001882 dioxygen Inorganic materials 0.000 description 2
238000005516 engineering process Methods 0.000 description 2
238000007429 general method Methods 0.000 description 2
230000005484 gravity Effects 0.000 description 2
VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 2
239000007788 liquid Substances 0.000 description 2
KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
239000000395 magnesium oxide Substances 0.000 description 2
238000013178 mathematical model Methods 0.000 description 2
150000004706 metal oxides Chemical class 0.000 description 2
238000001465 metallisation Methods 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
150000002823 nitrates Chemical class 0.000 description 2
229910052755 nonmetal Inorganic materials 0.000 description 2
235000006408 oxalic acid Nutrition 0.000 description 2
229960003903 oxygen Drugs 0.000 description 2
239000011236 particulate material Substances 0.000 description 2
230000035515 penetration Effects 0.000 description 2
235000011181 potassium carbonates Nutrition 0.000 description 2
VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 description 2
229910001414 potassium ion Inorganic materials 0.000 description 2
CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 2
229910001950 potassium oxide Inorganic materials 0.000 description 2
230000001737 promoting effect Effects 0.000 description 2
230000000630 rising effect Effects 0.000 description 2
150000003378 silver Chemical group 0.000 description 2
SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
239000011780 sodium chloride Substances 0.000 description 2
KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 2
229910001948 sodium oxide Inorganic materials 0.000 description 2
238000001179 sorption measurement Methods 0.000 description 2
229910001220 stainless steel Inorganic materials 0.000 description 2
239000010935 stainless steel Substances 0.000 description 2
238000006467 substitution reaction Methods 0.000 description 2
150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
238000010998 test method Methods 0.000 description 2
229910052716 thallium Inorganic materials 0.000 description 2
BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 2
230000004584 weight gain Effects 0.000 description 2
235000019786 weight gain Nutrition 0.000 description 2
VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
FERIUCNNQQJTOY-UHFFFAOYSA-M Butyrate Chemical compound CCCC([O-])=O FERIUCNNQQJTOY-UHFFFAOYSA-M 0.000 description 1
FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 1
241000237074 Centris Species 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
241001397173 Kali <angiosperm> Species 0.000 description 1
JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
101100409194 Rattus norvegicus Ppargc1b gene Proteins 0.000 description 1
101150082969 SELP gene Proteins 0.000 description 1
101150036293 Selenop gene Proteins 0.000 description 1
229910021607 Silver chloride Inorganic materials 0.000 description 1
WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
INEKNOMFAWBMDA-UHFFFAOYSA-N [K].[Cs].[Ba] Chemical compound [K].[Cs].[Ba] INEKNOMFAWBMDA-UHFFFAOYSA-N 0.000 description 1
JJFHSTASBVENMB-UHFFFAOYSA-N [Li].[Cs] Chemical compound [Li].[Cs] JJFHSTASBVENMB-UHFFFAOYSA-N 0.000 description 1
BVWZFGDFKQCHAN-UHFFFAOYSA-N [Na].[Cs] Chemical compound [Na].[Cs] BVWZFGDFKQCHAN-UHFFFAOYSA-N 0.000 description 1
FAWNVSNJFDIJRM-UHFFFAOYSA-N [Rb].[Cs] Chemical compound [Rb].[Cs] FAWNVSNJFDIJRM-UHFFFAOYSA-N 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
229910001514 alkali metal chloride Inorganic materials 0.000 description 1
150000001339 alkali metal compounds Chemical class 0.000 description 1
229910001413 alkali metal ion Inorganic materials 0.000 description 1
229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
125000002947 alkylene group Chemical group 0.000 description 1
LHIJANUOQQMGNT-UHFFFAOYSA-N aminoethylethanolamine Chemical compound NCCNCCO LHIJANUOQQMGNT-UHFFFAOYSA-N 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
229910052794 bromium Inorganic materials 0.000 description 1
229910052793 cadmium Inorganic materials 0.000 description 1
BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
AIYUHDOJVYHVIT-UHFFFAOYSA-M caesium chloride Chemical compound [Cl-].[Cs+] AIYUHDOJVYHVIT-UHFFFAOYSA-M 0.000 description 1
FLJPGEWQYJVDPF-UHFFFAOYSA-L caesium sulfate Chemical class [Cs+].[Cs+].[O-]S([O-])(=O)=O FLJPGEWQYJVDPF-UHFFFAOYSA-L 0.000 description 1
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
150000007942 carboxylates Chemical class 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
238000003889 chemical engineering Methods 0.000 description 1
238000001311 chemical methods and process Methods 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
150000003841 chloride salts Chemical class 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000009849 deactivation Effects 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
235000014113 dietary fatty acids Nutrition 0.000 description 1
MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
239000000839 emulsion Substances 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
239000000194 fatty acid Substances 0.000 description 1
229930195729 fatty acid Natural products 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000010419 fine particle Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
229910052737 gold Inorganic materials 0.000 description 1
239000010931 gold Substances 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
230000001976 improved effect Effects 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
229910001502 inorganic halide Inorganic materials 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
239000011147 inorganic material Substances 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
238000002386 leaching Methods 0.000 description 1
150000002642 lithium compounds Chemical class 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
239000011707 mineral Substances 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
229910052758 niobium Inorganic materials 0.000 description 1
239000010955 niobium Substances 0.000 description 1
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
229960003753 nitric oxide Drugs 0.000 description 1
XITQUSLLOSKDTB-UHFFFAOYSA-N nitrofen Chemical compound C1=CC([N+](=O)[O-])=CC=C1OC1=CC=C(Cl)C=C1Cl XITQUSLLOSKDTB-UHFFFAOYSA-N 0.000 description 1
JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
238000005457 optimization Methods 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
239000008188 pellet Substances 0.000 description 1
JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical compound C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
238000002459 porosimetry Methods 0.000 description 1
235000015320 potassium carbonate Nutrition 0.000 description 1
239000001103 potassium chloride Substances 0.000 description 1
235000011164 potassium chloride Nutrition 0.000 description 1
230000002028 premature Effects 0.000 description 1
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
238000004064 recycling Methods 0.000 description 1
239000011819 refractory material Substances 0.000 description 1
238000000611 regression analysis Methods 0.000 description 1
230000010076 replication Effects 0.000 description 1
238000011160 research Methods 0.000 description 1
238000010079 rubber tapping Methods 0.000 description 1
238000000926 separation method Methods 0.000 description 1
HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
229910010271 silicon carbide Inorganic materials 0.000 description 1
CQLFBEKRDQMJLZ-UHFFFAOYSA-M silver acetate Chemical compound [Ag+].CC([O-])=O CQLFBEKRDQMJLZ-UHFFFAOYSA-M 0.000 description 1
229940071536 silver acetate Drugs 0.000 description 1
229940100890 silver compound Drugs 0.000 description 1
150000003379 silver compounds Chemical class 0.000 description 1
HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
229910001961 silver nitrate Inorganic materials 0.000 description 1
LMEWRZSPCQHBOB-UHFFFAOYSA-M silver;2-hydroxypropanoate Chemical compound [Ag+].CC(O)C([O-])=O LMEWRZSPCQHBOB-UHFFFAOYSA-M 0.000 description 1
239000002356 single layer Substances 0.000 description 1
RBWSWDPRDBEWCR-RKJRWTFHSA-N sodium;(2r)-2-[(2r)-3,4-dihydroxy-5-oxo-2h-furan-2-yl]-2-hydroxyethanolate Chemical compound [Na+].[O-]C[C@@H](O)[C@H]1OC(=O)C(O)=C1O RBWSWDPRDBEWCR-RKJRWTFHSA-N 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000007619 statistical method Methods 0.000 description 1
229910052712 strontium Inorganic materials 0.000 description 1
CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
239000000725 suspension 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
229910052718 tin Inorganic materials 0.000 description 1
239000004408 titanium dioxide Substances 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
239000010937 tungsten Substances 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
229940045605 vanadium Drugs 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
239000011701 zinc Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
- C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
- C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/66—Silver or gold
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Catalysts (AREA)

CA000347075A 1979-03-20 1980-03-05 Composition catalytique et methode d'oxydation de l'ethylene en oxyde d'ethylene Expired CA1162181A (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date
US2172779A	1979-03-20	1979-03-20
US021,727		1979-03-20
US11629280A	1980-02-13	1980-02-13
US116,292		1987-11-03

Publications (1)

Publication Number	Publication Date
CA1162181A true CA1162181A (fr)	1984-02-14

Family

ID=26695034

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000347075A Expired CA1162181A (fr)	1979-03-20	1980-03-05	Composition catalytique et methode d'oxydation de l'ethylene en oxyde d'ethylene

Country Status (15)

Country	Link
AR (1)	AR223210A1 (fr)
AU (3)	AU5651480A (fr)
BR (1)	BR8001603A (fr)
CA (1)	CA1162181A (fr)
DD (2)	DD160187A5 (fr)
DE (1)	DE3010533A1 (fr)
ES (2)	ES8104803A1 (fr)
FR (1)	FR2451920A1 (fr)
GB (1)	GB2043481B (fr)
IN (2)	IN155337B (fr)
IT (1)	IT1130701B (fr)
NL (1)	NL8001615A (fr)
PL (1)	PL222819A1 (fr)
RO (1)	RO79689B (fr)
SE (1)	SE8002159L (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3264712D1 (en) *	1981-02-25	1985-08-22	Mitsubishi Petrochemical Co	Silver-based catalyst for production of ethylene oxide
US4419276A (en) *	1981-09-30	1983-12-06	Union Carbide Corporation	Silver catalyst for the manufacture of ethylene oxide and a process for preparing the catalyst
EP0085237B1 (fr) *	1981-12-30	1986-07-30	Imperial Chemical Industries Plc	Catalyseurs pour la préparation des oxydes d'alcène
US4760042A (en) *	1982-03-24	1988-07-26	Scientific Design Company, Inc.	Process for preparing an alkali metal-promoted silver catalyst
US4774222A (en) *	1982-06-16	1988-09-27	Scientific Design Company, Inc.	Catalyst for oxidation of ethylene to ethylene oxide and process for preparing the catalyst
US4555501A (en) *	1984-05-14	1985-11-26	The Halcon Sd Group, Inc.	Process for preparing silver catalysts
JPS6110570A (ja) *	1984-06-25	1986-01-18	Mitsui Toatsu Chem Inc	エチレンオキシドの製造方法
EP0172565B1 (fr) *	1984-08-21	1991-03-13	Mitsubishi Petrochemical Co., Ltd.	Catalyseur en argent pour la production d'oxyde d'éthylène à partir d'éthylène et procédé de sa préparation
FR2597098B1 (fr) *	1986-04-11	1989-01-13	Atochem	Catalyseurs a base d'argent pour la fabrication d'oxyde d'ethylene
GB2190855A (en) *	1986-05-28	1987-12-02	Shell Int Research	Process for the preparation of a silver-containing catalyst
DE3643248A1 (de) *	1986-12-18	1988-06-30	Basf Ag	Silberkatalysator, seine herstellung und verwendung
US4908343A (en) *	1987-02-20	1990-03-13	Union Carbide Chemicals And Plastics Company Inc.	Catalyst composition for oxidation of ethylene to ethylene oxide
US5057481A (en) *	1987-02-20	1991-10-15	Union Carbide Chemicals And Plastics Technology Corporation	Catalyst composition for oxidation of ethylene to ethylene oxide
US5008413A (en) *	1989-10-23	1991-04-16	Scientific Design Company, Inc.	Catalyst for oxidation of ethylene to ethylene oxide
GB2248068A (en) *	1990-09-21	1992-03-25	Exxon Chemical Patents Inc	Oil compositions and novel additives
US5525740A (en) *	1993-03-01	1996-06-11	Scientific Design Company, Inc.	Process for preparing silver catalyst and process of using same to produce ethylene oxide
US6184175B1 (en) *	1993-03-01	2001-02-06	Scientic Design Company, Inc.	Process for preparing silver catalyst
US5602070A (en) *	1995-01-09	1997-02-11	Scientific Design Company, Inc.	Process for preparing silver catalyst
US10159961B2 (en) *	2006-04-18	2018-12-25	Dow Global Technologies Llc	Alkylene oxide catalyst and use thereof
USD813681S1 (en)	2016-11-18	2018-03-27	Can't Live Without It, LLC	Bottle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2640540C3 (de) *	1976-09-09	1988-07-28	Basf Ag, 6700 Ludwigshafen	Katalysator zur Herstellung von Äthylenoxid
US4168247A (en) *	1976-05-28	1979-09-18	Imperial Chemical Industries Limited	Catalysts for the production of alkylene oxides
DE2819595A1 (de) *	1977-05-12	1978-12-07	Basf Ag	Katalysator zur herstellung von aethylenoxid

1980
- 1980-03-05 CA CA000347075A patent/CA1162181A/fr not_active Expired
- 1980-03-17 IT IT20711/80A patent/IT1130701B/it active
- 1980-03-17 AU AU56514/80A patent/AU5651480A/en not_active Abandoned
- 1980-03-18 NL NL8001615A patent/NL8001615A/nl not_active Application Discontinuation
- 1980-03-18 ES ES489668A patent/ES8104803A1/es not_active Expired
- 1980-03-18 IN IN308/CAL/80A patent/IN155337B/en unknown
- 1980-03-18 BR BR8001603A patent/BR8001603A/pt unknown
- 1980-03-19 PL PL22281980A patent/PL222819A1/xx unknown
- 1980-03-19 FR FR8006095A patent/FR2451920A1/fr active Granted
- 1980-03-19 GB GB8009237A patent/GB2043481B/en not_active Expired
- 1980-03-19 DD DD80232350A patent/DD160187A5/de unknown
- 1980-03-19 AR AR280355A patent/AR223210A1/es active
- 1980-03-19 DD DD80219762A patent/DD151878A5/de unknown
- 1980-03-19 DE DE19803010533 patent/DE3010533A1/de not_active Ceased
- 1980-03-19 RO RO100531A patent/RO79689B/ro unknown
- 1980-03-19 SE SE8002159A patent/SE8002159L/xx unknown
- 1980-12-12 ES ES497678A patent/ES8202694A1/es not_active Expired
1983
- 1983-06-09 IN IN731/CAL/83A patent/IN156399B/en unknown
1985
- 1985-12-05 AU AU50815/85A patent/AU5081585A/en not_active Abandoned
1988
- 1988-09-02 AU AU21788/88A patent/AU2178888A/en not_active Abandoned

Also Published As

Publication number	Publication date
FR2451920B1 (fr)	1984-01-27
IT1130701B (it)	1986-06-18
AU5651480A (en)	1980-09-25
PL222819A1 (fr)	1981-02-13
AU2178888A (en)	1988-12-08
BR8001603A (pt)	1980-11-18
IT8020711A0 (it)	1980-03-17
FR2451920A1 (fr)	1980-10-17
ES497678A0 (es)	1982-03-01
DE3010533A1 (de)	1980-10-02
IN156399B (fr)	1985-07-20
GB2043481A (en)	1980-10-08
ES489668A0 (es)	1981-04-16
GB2043481B (en)	1984-03-07
ES8104803A1 (es)	1981-04-16
IN155337B (fr)	1985-01-19
AR223210A1 (es)	1981-07-31
SE8002159L (sv)	1980-11-14
AU5081585A (en)	1986-05-15
RO79689A (fr)	1985-04-17
NL8001615A (nl)	1980-09-23
RO79689B (ro)	1985-04-30
DD151878A5 (de)	1981-11-11
ES8202694A1 (es)	1982-03-01
DD160187A5 (de)	1983-05-11

Legal Events

Date	Code	Title	Description
2001-02-14	MKEX	Expiry

Publication	Publication Date	Title
US4916243A (en)	1990-04-10	New catalyst composition and process for oxidation of ethylene to ethylene oxide
CA1162181A (fr)	1984-02-14	Composition catalytique et methode d'oxydation de l'ethylene en oxyde d'ethylene
US5057481A (en)	1991-10-15	Catalyst composition for oxidation of ethylene to ethylene oxide
CA1094535A (fr)	1981-01-27	Production catalysee d'oxyde d'ethylene
US4908343A (en)	1990-03-13	Catalyst composition for oxidation of ethylene to ethylene oxide
US5112795A (en)	1992-05-12	Supported silver catalyst, and processes for making and using same
EP0425020B1 (fr)	1999-02-24	Catalyseurs d'époxydation à haute teneur en argent
KR960011047B1 (ko)	1996-08-16	에틸렌 옥사이드의 촉매적 제조를 위한 촉매 및 그 제조방법
CA2053411C (fr)	1997-06-03	Catalyseurs pour la production d'oxyde d'alkylene a activite et/ou a stabilite accrues
US4833261A (en)	1989-05-23	Ethylene oxide process
US4761394A (en)	1988-08-02	Ethylene oxide catalyst and process for preparing the catalyst
US5051395A (en)	1991-09-24	Alkylene oxide catalysts having enhanced activity and/or efficiency
US5418202A (en)	1995-05-23	Ethylene oxide catalyst and process
US5504053A (en)	1996-04-02	Alkylene oxide catalysts having enhanced activity and/or stability
US5102848A (en)	1992-04-07	Catalyst composition for oxidation of ethylene to ethylene oxide
JP2544925B2 (ja)	1996-10-16	銀含有触媒の製造方法
JPH08224477A (ja)	1996-09-03	酸化エチレン触媒の製造方法
US11213806B1 (en)	2022-01-04	Catalyst supports—composition and process of manufacture
EP0207550B1 (fr)	1990-09-19	Procédé de préparation d'un catalyseur contenant de l'argent
EP0075938B1 (fr)	1986-07-23	Procédé pour la préparation d'un catalyseur à l'argent pour la fabrication de l'oxyde d'éthylène
JPS624443A (ja)	1987-01-10	銀触媒及びその製造法
EP0255975B1 (fr)	1989-10-11	Procédé pour la préparation d'un catalyseur contenant de l'argent
WO1997036680A1 (fr)	1997-10-09	Catalyseurs d'epoxydation par oxydation
CA1286687C (fr)	1991-07-23	Fabrication de l'oxyde d'alcene
JP4327252B2 (ja)	2009-09-09	助触媒添加銀触媒