DE2937956A1 - Verfahren zur herstellung von alkylenglykolen - Google Patents
Verfahren zur herstellung von alkylenglykolenInfo
- Publication number
- DE2937956A1 DE2937956A1 DE19792937956 DE2937956A DE2937956A1 DE 2937956 A1 DE2937956 A1 DE 2937956A1 DE 19792937956 DE19792937956 DE 19792937956 DE 2937956 A DE2937956 A DE 2937956A DE 2937956 A1 DE2937956 A1 DE 2937956A1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- reaction
- water
- carbonate
- alkylene
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000003054 catalyst Substances 0.000 claims abstract description 48
- -1 alkylene glycols Chemical class 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 13
- 239000010937 tungsten Substances 0.000 claims abstract description 13
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 11
- 239000011733 molybdenum Substances 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 66
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 15
- 150000003839 salts Chemical class 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 125000004432 carbon atom Chemical group C* 0.000 claims description 8
- 239000005078 molybdenum compound Substances 0.000 claims description 5
- 150000002752 molybdenum compounds Chemical group 0.000 claims description 5
- VLAPMBHFAWRUQP-UHFFFAOYSA-L molybdic acid Chemical compound O[Mo](O)(=O)=O VLAPMBHFAWRUQP-UHFFFAOYSA-L 0.000 claims description 5
- 150000003658 tungsten compounds Chemical group 0.000 claims description 5
- CMPGARWFYBADJI-UHFFFAOYSA-L tungstic acid Chemical compound O[W](O)(=O)=O CMPGARWFYBADJI-UHFFFAOYSA-L 0.000 claims description 5
- 125000003342 alkenyl group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 18
- 239000002253 acid Substances 0.000 description 11
- 150000007513 acids Chemical class 0.000 description 10
- 125000002947 alkylene group Chemical group 0.000 description 10
- AAQNGTNRWPXMPB-UHFFFAOYSA-N dipotassium;dioxido(dioxo)tungsten Chemical compound [K+].[K+].[O-][W]([O-])(=O)=O AAQNGTNRWPXMPB-UHFFFAOYSA-N 0.000 description 8
- 150000002334 glycols Chemical class 0.000 description 8
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 8
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 description 8
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 8
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 7
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 6
- 239000011591 potassium Substances 0.000 description 6
- 229910052700 potassium Inorganic materials 0.000 description 6
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 5
- 239000011684 sodium molybdate Substances 0.000 description 5
- 235000015393 sodium molybdate Nutrition 0.000 description 5
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 229910000027 potassium carbonate Inorganic materials 0.000 description 4
- 235000011181 potassium carbonates Nutrition 0.000 description 4
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 229920001515 polyalkylene glycol Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 241000264877 Hippospongia communis Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000243142 Porifera Species 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000007809 chemical reaction catalyst Substances 0.000 description 2
- QXYJCZRRLLQGCR-UHFFFAOYSA-N dioxomolybdenum Chemical compound O=[Mo]=O QXYJCZRRLLQGCR-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 150000003018 phosphorus compounds Chemical class 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 2
- DZKDPOPGYFUOGI-UHFFFAOYSA-N tungsten(iv) oxide Chemical compound O=[W]=O DZKDPOPGYFUOGI-UHFFFAOYSA-N 0.000 description 2
- OMAWWKIPXLIPDE-UHFFFAOYSA-N (ethyldiselanyl)ethane Chemical compound CC[Se][Se]CC OMAWWKIPXLIPDE-UHFFFAOYSA-N 0.000 description 1
- NONXVLFBKGANQY-UHFFFAOYSA-N 4-ethylidene-1,3-dioxetan-2-one Chemical compound C1(OC(=CC)O1)=O NONXVLFBKGANQY-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- VYKYLQRTMKIQFY-UHFFFAOYSA-N [Mo].[K] Chemical compound [Mo].[K] VYKYLQRTMKIQFY-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- YVBOZGOAVJZITM-UHFFFAOYSA-P ammonium phosphomolybdate Chemical compound [NH4+].[NH4+].[NH4+].[NH4+].[O-]P([O-])=O.[O-][Mo]([O-])(=O)=O YVBOZGOAVJZITM-UHFFFAOYSA-P 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- SJPVUFMOBDBTHQ-UHFFFAOYSA-N barium(2+);dioxido(dioxo)tungsten Chemical compound [Ba+2].[O-][W]([O-])(=O)=O SJPVUFMOBDBTHQ-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 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
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- BIOOACNPATUQFW-UHFFFAOYSA-N calcium;dioxido(dioxo)molybdenum Chemical compound [Ca+2].[O-][Mo]([O-])(=O)=O BIOOACNPATUQFW-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- OQFRENMCLHGPRB-UHFFFAOYSA-N copper;dioxido(dioxo)tungsten Chemical compound [Cu+2].[O-][W]([O-])(=O)=O OQFRENMCLHGPRB-UHFFFAOYSA-N 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- XAYGUHUYDMLJJV-UHFFFAOYSA-Z decaazanium;dioxido(dioxo)tungsten;hydron;trioxotungsten Chemical compound [H+].[H+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O XAYGUHUYDMLJJV-UHFFFAOYSA-Z 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- LSALTGRCOGBBFR-UHFFFAOYSA-L dibromotungsten Chemical compound Br[W]Br LSALTGRCOGBBFR-UHFFFAOYSA-L 0.000 description 1
- UDJQAOMQLIIJIE-UHFFFAOYSA-L dichlorotungsten Chemical compound Cl[W]Cl UDJQAOMQLIIJIE-UHFFFAOYSA-L 0.000 description 1
- XJUNRGGMKUAPAP-UHFFFAOYSA-N dioxido(dioxo)molybdenum;lead(2+) Chemical compound [Pb+2].[O-][Mo]([O-])(=O)=O XJUNRGGMKUAPAP-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- NMHMDUCCVHOJQI-UHFFFAOYSA-N lithium molybdate Chemical compound [Li+].[Li+].[O-][Mo]([O-])(=O)=O NMHMDUCCVHOJQI-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- GICWIDZXWJGTCI-UHFFFAOYSA-I molybdenum pentachloride Chemical compound Cl[Mo](Cl)(Cl)(Cl)Cl GICWIDZXWJGTCI-UHFFFAOYSA-I 0.000 description 1
- ZSSVQAGPXAAOPV-UHFFFAOYSA-K molybdenum trichloride Chemical compound Cl[Mo](Cl)Cl ZSSVQAGPXAAOPV-UHFFFAOYSA-K 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- DHRLEVQXOMLTIM-UHFFFAOYSA-N phosphoric acid;trioxomolybdenum Chemical compound O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.OP(O)(O)=O DHRLEVQXOMLTIM-UHFFFAOYSA-N 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000750 progressive effect 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
- 239000000376 reactant Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000012756 surface treatment agent Substances 0.000 description 1
- YPFBRNLUIFQCQL-UHFFFAOYSA-K tribromomolybdenum Chemical compound Br[Mo](Br)Br YPFBRNLUIFQCQL-UHFFFAOYSA-K 0.000 description 1
- 239000010457 zeolite Substances 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
- C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
- C07C29/095—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of organic acids
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP54063259A JPS6058895B2 (ja) | 1979-05-24 | 1979-05-24 | アルキレングリコ−ルの製造方法 |
| JP54063260A JPS6058896B2 (ja) | 1979-05-24 | 1979-05-24 | アルキレングリコ−ルの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2937956A1 true DE2937956A1 (de) | 1980-11-27 |
| DE2937956C2 DE2937956C2 (enExample) | 1988-02-04 |
Family
ID=26404342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792937956 Granted DE2937956A1 (de) | 1979-05-24 | 1979-09-20 | Verfahren zur herstellung von alkylenglykolen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4283580A (enExample) |
| AU (1) | AU529259B2 (enExample) |
| CA (1) | CA1121389A (enExample) |
| DE (1) | DE2937956A1 (enExample) |
| FR (1) | FR2457271A1 (enExample) |
| GB (1) | GB2049662B (enExample) |
| NL (1) | NL186858C (enExample) |
| SU (1) | SU1147248A3 (enExample) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4400559A (en) * | 1982-06-14 | 1983-08-23 | The Halcon Sd Group, Inc. | Process for preparing ethylene glycol |
| US4667045A (en) * | 1984-03-28 | 1987-05-19 | Union Carbide Corporation | Organosalts of metalate anions and process for the production of alkylene glycols therewith |
| US4571440A (en) * | 1984-03-28 | 1986-02-18 | Union Carbide Corporation | Continuous process for the production of alkylene glycol in the presence of organometalate |
| US4982021A (en) * | 1984-03-28 | 1991-01-01 | Union Carbide Chemicals And Plastics Company Inc. | Process for the production of alkylene glycols with metalate-containing solid |
| US4579982A (en) * | 1984-03-28 | 1986-04-01 | Union Carbide Corporation | Preparation of monoalkylene glycols using two liquid phase reaction menstruum |
| US4519875A (en) * | 1984-05-09 | 1985-05-28 | The Halcon Sd Group, Inc. | Purification of ethylene glycol derived from ethylene carbonate |
| US6080897A (en) * | 1998-03-19 | 2000-06-27 | Mitsubishi Chemical Corporation | Method for producing monoethylene glycol |
| SG77264A1 (en) * | 1998-08-10 | 2000-12-19 | Mitsubishi Chem Corp | Process for producing an alkylene glycol |
| US5969056A (en) * | 1999-01-14 | 1999-10-19 | Reichhold, Inc. | Process for preparing esterification products from cyclic organic carbonates using catalysts comprising quaternary ammonium salts |
| US5998568A (en) * | 1999-01-14 | 1999-12-07 | Reichhold, Inc. | Polyesters prepared from alkoxylated intermediates |
| US20050237959A1 (en) * | 2004-04-26 | 2005-10-27 | Christopher Osterloh | Mobile automatic meter reading system and method |
| PE20070477A1 (es) * | 2005-08-02 | 2007-05-16 | Shell Int Research | Proceso para la preparacion de carbonatos de alquileno |
| PE20070478A1 (es) * | 2005-08-02 | 2007-05-18 | Shell Int Research | Proceso de preparacion de alquilenglicoles |
| US20070197808A1 (en) * | 2005-12-22 | 2007-08-23 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US20070151451A1 (en) * | 2005-12-22 | 2007-07-05 | Rekers Dominicus M | Process for the cooling, concentration or purification of ethylene oxide |
| US7750170B2 (en) * | 2005-12-22 | 2010-07-06 | Shell Oil Company | Process for mixing an oxidant having explosive potential with a hydrocarbon |
| US7459589B2 (en) * | 2005-12-22 | 2008-12-02 | Shell Oil Company | Process for the preparation of an alkylene glycol |
| US20070213545A1 (en) * | 2005-12-22 | 2007-09-13 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US20070197801A1 (en) * | 2005-12-22 | 2007-08-23 | Bolk Jeroen W | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitables for such a process |
| US20070203352A1 (en) * | 2005-12-22 | 2007-08-30 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US20070154377A1 (en) * | 2005-12-22 | 2007-07-05 | Rekers Dominicus M | Process for the removal of combustible volatile contaminant materials from a process stream |
| US20070203350A1 (en) * | 2005-12-22 | 2007-08-30 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| AR061437A1 (es) * | 2006-06-13 | 2008-08-27 | Shell Int Research | Separacion y purificacion de glicoles |
| US7462748B2 (en) * | 2006-09-07 | 2008-12-09 | Shell Oil Company | Process for the preparation of alkylene glycol |
| US7465840B2 (en) * | 2006-09-07 | 2008-12-16 | Shell Oil Company | Process for the preparation of alkylene glycol |
| DE602007008588D1 (de) * | 2006-09-15 | 2010-09-30 | Shell Int Research | Verfahren zur herstellung von alkylencarbonat |
| WO2008031865A2 (en) | 2006-09-15 | 2008-03-20 | Shell Internationale Research Maatschappij B.V. | Process for the preparation of alkylene glycols |
| TWI430981B (zh) * | 2006-12-04 | 2014-03-21 | Shell Int Research | 製備伸烷基二醇之方法 |
| US20080154052A1 (en) * | 2006-12-20 | 2008-06-26 | Jeroen Willem Bolk | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitable for such a process |
| US20080154051A1 (en) * | 2006-12-20 | 2008-06-26 | Jeroen Willem Bolk | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitable for such a process |
| RU2467995C2 (ru) * | 2007-07-20 | 2012-11-27 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Способ получения алкиленгликолей |
| US8802900B2 (en) * | 2010-11-29 | 2014-08-12 | Shell Oil Company | Process for the preparation of ethylene glycol |
| CN103418440B (zh) * | 2012-05-16 | 2015-08-12 | 中国石油化工股份有限公司 | 碳酸乙烯酯水解制备乙二醇的催化剂 |
| CN103420794B (zh) * | 2012-05-16 | 2015-06-10 | 中国石油化工股份有限公司 | 碳酸乙烯酯水解制备乙二醇的方法 |
| CN105289722B (zh) * | 2015-11-04 | 2017-08-01 | 常州大学 | 一种用于酯交换合成碳酸甲乙酯的催化剂及其制备方法 |
| CN105344376B (zh) * | 2015-11-04 | 2017-07-14 | 常州大学 | 一种用于合成乙二醇的固体催化剂及其制备方法 |
| KR102796531B1 (ko) | 2018-12-10 | 2025-04-18 | 쉘 인터내셔날 리써취 마트샤피지 비.브이. | 에틸렌 글리콜의 제조 방법 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4117250A (en) * | 1977-12-22 | 1978-09-26 | Union Carbide Corporation | Continuous process for producing alkylene glycols from alkylene carbonates |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2807651A (en) * | 1956-03-23 | 1957-09-24 | Dow Chemical Co | Method of preparing glycols and monoethers of glycols |
| US3629343A (en) * | 1968-10-11 | 1971-12-21 | Vnii Neftekhim Protsessov | Process for the production of alkylene glycols |
-
1979
- 1979-09-14 CA CA000335706A patent/CA1121389A/en not_active Expired
- 1979-09-17 AU AU50880/79A patent/AU529259B2/en not_active Ceased
- 1979-09-19 US US06/076,843 patent/US4283580A/en not_active Expired - Lifetime
- 1979-09-20 GB GB7932595A patent/GB2049662B/en not_active Expired
- 1979-09-20 DE DE19792937956 patent/DE2937956A1/de active Granted
- 1979-09-20 SU SU792818059A patent/SU1147248A3/ru active
- 1979-09-20 NL NLAANVRAGE7907001,A patent/NL186858C/xx not_active IP Right Cessation
- 1979-09-21 FR FR7923641A patent/FR2457271A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4117250A (en) * | 1977-12-22 | 1978-09-26 | Union Carbide Corporation | Continuous process for producing alkylene glycols from alkylene carbonates |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7907001A (nl) | 1980-11-26 |
| US4283580A (en) | 1981-08-11 |
| SU1147248A3 (ru) | 1985-03-23 |
| NL186858B (nl) | 1990-10-16 |
| CA1121389A (en) | 1982-04-06 |
| DE2937956C2 (enExample) | 1988-02-04 |
| AU5088079A (en) | 1980-11-27 |
| FR2457271A1 (fr) | 1980-12-19 |
| GB2049662B (en) | 1983-05-18 |
| GB2049662A (en) | 1980-12-31 |
| AU529259B2 (en) | 1983-06-02 |
| FR2457271B1 (enExample) | 1981-07-10 |
| NL186858C (nl) | 1991-03-18 |
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