JPH07501983A - 酢酸ビニル触媒調製法 - Google Patents
酢酸ビニル触媒調製法Info
- Publication number
- JPH07501983A JPH07501983A JP6510174A JP51017494A JPH07501983A JP H07501983 A JPH07501983 A JP H07501983A JP 6510174 A JP6510174 A JP 6510174A JP 51017494 A JP51017494 A JP 51017494A JP H07501983 A JPH07501983 A JP H07501983A
- Authority
- JP
- Japan
- Prior art keywords
- compound
- support
- water
- amount
- soluble
- 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
- 239000003054 catalyst Substances 0.000 title claims description 54
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 title description 15
- 238000002360 preparation method Methods 0.000 title description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical class [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 49
- 150000001875 compounds Chemical class 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 30
- 229910052763 palladium Inorganic materials 0.000 claims description 25
- 239000010970 precious metal Substances 0.000 claims description 25
- 150000002736 metal compounds Chemical class 0.000 claims description 21
- 229910000510 noble metal Inorganic materials 0.000 claims description 18
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical class [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 17
- 229910052737 gold Chemical class 0.000 claims description 17
- 239000010931 gold Chemical class 0.000 claims description 17
- 150000003839 salts Chemical class 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 150000001450 anions Chemical class 0.000 claims description 12
- 229910052783 alkali metal Inorganic materials 0.000 claims description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 9
- 150000001340 alkali metals Chemical class 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 230000021962 pH elevation Effects 0.000 claims 1
- 150000002940 palladium Chemical class 0.000 claims 1
- SDKPSXWGRWWLKR-UHFFFAOYSA-M sodium;9,10-dioxoanthracene-1-sulfonate Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2S(=O)(=O)[O-] SDKPSXWGRWWLKR-UHFFFAOYSA-M 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 description 28
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 18
- 238000001556 precipitation Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- 150000002344 gold compounds Chemical class 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 9
- 239000005977 Ethylene Substances 0.000 description 9
- 239000007864 aqueous solution Substances 0.000 description 9
- 239000000834 fixative Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- -1 chloride Palladium salts Chemical class 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- 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 4
- 238000005470 impregnation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 239000012670 alkaline solution Substances 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- GPNDARIEYHPYAY-UHFFFAOYSA-N palladium(II) nitrate Inorganic materials [Pd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O GPNDARIEYHPYAY-UHFFFAOYSA-N 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910003803 Gold(III) chloride Inorganic materials 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003637 basic solution Substances 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- RJHLTVSLYWWTEF-UHFFFAOYSA-K gold trichloride Chemical compound Cl[Au](Cl)Cl RJHLTVSLYWWTEF-UHFFFAOYSA-K 0.000 description 2
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 2
- 230000003100 immobilizing effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- 229910052705 radium Inorganic materials 0.000 description 2
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 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
- 239000012808 vapor phase Substances 0.000 description 2
- 239000000052 vinegar Substances 0.000 description 2
- 235000021419 vinegar Nutrition 0.000 description 2
- WCVOGSZTONGSQY-UHFFFAOYSA-N 2,4,6-trichloroanisole Chemical compound COC1=C(Cl)C=C(Cl)C=C1Cl WCVOGSZTONGSQY-UHFFFAOYSA-N 0.000 description 1
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- WDZVNNYQBQRJRX-UHFFFAOYSA-K gold(iii) hydroxide Chemical class O[Au](O)O WDZVNNYQBQRJRX-UHFFFAOYSA-K 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 150000002941 palladium compounds Chemical class 0.000 description 1
- MUJIDPITZJWBSW-UHFFFAOYSA-N palladium(2+) Chemical compound [Pd+2] MUJIDPITZJWBSW-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—Precipitation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- 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
- B01J23/48—Silver or gold
- B01J23/52—Gold
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
- C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
- C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Description
Claims (12)
- 1.貴金属の水溶性化合物を支持体に含浸させる工程、第一固定段階において、 該含浸支持体を、該水溶性化合物に関して反応性の化合物を含む溶液と接触させ て該支持体上に水不溶性貴金属化合物を沈殿させることによって、該水溶性貴金 属化合物を水不溶性貴金属化合物へと転化させる工程、該支持体を、第二固定段 階において、該水溶性化合物に関して反応性の化合物を含む更なる溶液と接触さ せて、該支持体上に、該水不溶性貴金属化合物を更に沈殿させる工程、該支持体 を洗浄する工程、及び該水不溶性貴金属化合物を還元ガスで還元して、該支持体 上に遊離貴金属を生成させる工程を含む、その上に貴金属を含む多孔質支持体か ら構成される触媒を調製する方法。
- 2.該貴金属が、パラジウム及び金の可溶性塩の混合物を含む請求項1記載の方 法。
- 3.該可溶性金塩が、該可溶性パラジウム塩の10−70重量%の量で存在して いる請求項2記載の方法。
- 4.該固定段階のそれぞれにおいて、該反応性溶液と接触させた後、少なくとも 4時間、該処理支持体を静置する請求項2記載の方法。
- 5.該反応性化合物が、アルカリ性化合物である請求項1記載の方法。
- 6.該アルカリ性化合物が、水酸化カリウム又は水酸化ナトリウムを含む請求項 5記載の方法。
- 7.該含浸支持体と接触させる該アルカリ性化合物の総量が、該水溶性貴金属化 合物の全てを該貴金属水不溶性化合物へと転化させるのに必要な量に比べてモル 過剰である請求項5記載の方法。
- 8.該水溶性貴金属化合物が塩であり、該アルカリ性化合物が、該第一固定段階 においては該アルカリ性化合物のアルカリ金属対該塩からのアニオンのそル比が 約0.7:1−1:1となるような量で存在していて、該第二固定段階において は、該アルカリ性化合物のアルカリ金属対該塩からのアニオンのモル比が約0. 2:1−0.9:1となるような量で存在している請求項5記載の方法。
- 9.該固定段階の双方において、該含浸支持体と接触させる該アルカリ性化合物 の総量が、該アルカリ性化合物のアルカリ金属対該塩からのアニオンのモル比が 約1.1:1−1.6:1となる量である請求項8記載の方法。
- 10.該第一固定段階及び該第二固定段階のそれぞれにおいて、該アルカリ性化 合物の量が、該アルカリ性化合物のアルカリ金属対該塩からのアニオンのモル比 が約0.8:1となる量である請求項9記載の方法。
- 11.該第一固定段階のそれぞれにおいて該含浸支持体と接触させる該反応性溶 液の体積が、該支持体の乾燥吸収力に等しい請求項1記載の方法。
- 12.該第二固定段階において該含浸支持体と接触させる該反応性溶液の体積が 、該支持体の体種を被覆するのに十分である請求項1記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US961,739 | 1992-10-14 | ||
US07/961,739 US5314858A (en) | 1992-10-14 | 1992-10-14 | Vinyl acetate catalyst preparation method |
PCT/US1993/009670 WO1994008715A1 (en) | 1992-10-14 | 1993-10-08 | Vinyl acetate catalyst preparation method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH07501983A true JPH07501983A (ja) | 1995-03-02 |
JP4034820B2 JP4034820B2 (ja) | 2008-01-16 |
Family
ID=25504917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51017494A Expired - Lifetime JP4034820B2 (ja) | 1992-10-14 | 1993-10-08 | 酢酸ビニル触媒調製法 |
Country Status (22)
Country | Link |
---|---|
US (1) | US5314858A (ja) |
EP (1) | EP0623053B1 (ja) |
JP (1) | JP4034820B2 (ja) |
KR (1) | KR0131913B1 (ja) |
CN (1) | CN1051026C (ja) |
AT (1) | ATE146382T1 (ja) |
AU (1) | AU658807B2 (ja) |
BR (1) | BR9305672A (ja) |
CA (1) | CA2125779C (ja) |
DE (1) | DE69306759T2 (ja) |
DK (1) | DK0623053T3 (ja) |
ES (1) | ES2096337T3 (ja) |
GR (1) | GR3022108T3 (ja) |
MX (1) | MX9306341A (ja) |
NO (1) | NO303270B1 (ja) |
NZ (1) | NZ257254A (ja) |
SA (1) | SA93140281B1 (ja) |
SG (1) | SG49034A1 (ja) |
TR (1) | TR27364A (ja) |
TW (1) | TW377307B (ja) |
WO (1) | WO1994008715A1 (ja) |
ZA (1) | ZA937640B (ja) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5466652A (en) * | 1994-02-22 | 1995-11-14 | The Standard Oil Co. | Process for the preparation of vinyl acetate catalyst |
US6034030A (en) * | 1994-02-22 | 2000-03-07 | Celanese International Corporation | Vinyl acetate catalyst preparation method |
US6395676B2 (en) | 1994-02-22 | 2002-05-28 | The Standard Oil Company | Process for the preparation of fluid bed vinyl acetate catalyst |
US5536693A (en) * | 1994-06-02 | 1996-07-16 | The Standard Oil Company | Process for the preparation of vinyl acetate catalyst |
US5550281A (en) * | 1994-06-02 | 1996-08-27 | Cirjak; Larry M. | Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate |
ES2135006T3 (es) * | 1994-06-02 | 1999-10-16 | Standard Oil Co Ohio | Procedimiento en lecho fluido para la acetoxilacion de etileno en la produccion de acetato de vinilo. |
US5665667A (en) * | 1994-06-02 | 1997-09-09 | The Standard Oil Company | Process for the preparation of vinyl acetate catalyst |
DE19501891C1 (de) * | 1995-01-23 | 1996-09-26 | Degussa | Verfahren zur Herstellung eines Trägerkatalysators und seine Verwendung für die Produktion von Vinylacetat |
IN188013B (ja) * | 1995-05-23 | 2002-08-10 | Hoechst Celanese Corp | |
US6022823A (en) * | 1995-11-07 | 2000-02-08 | Millennium Petrochemicals, Inc. | Process for the production of supported palladium-gold catalysts |
US5705679A (en) * | 1996-04-02 | 1998-01-06 | Nicolau; Ioan | Honeycomb catalyst for vinyl acetate synthesis |
US5691267A (en) * | 1996-04-16 | 1997-11-25 | Hoechst Celanese Corporation | Two step gold addition method for preparing a vinyl acetate catalyst |
ATE193844T1 (de) * | 1996-04-16 | 2000-06-15 | Hoechst Celanese Corp | Verfahren zur zweistufigen goldauftragung für die herstellung eines katalysators für die herstellung von vinylacetat |
SA97180048B1 (ar) * | 1996-05-24 | 2005-12-21 | هوكست سيلانس كوربوريشن | محفز بلاديوم - ذهب palladium gold ثنائي المعدن متغاير الخواص heterogeneous bimetallic vinyl acetate لإنتاج أسيتات فينيل |
US5693586A (en) * | 1996-06-28 | 1997-12-02 | Hoechst Celanese Corporation | Palladium-gold catalyst for vinyl acetate production |
US5859287A (en) * | 1997-10-30 | 1999-01-12 | Celanese International Corporation | Process for preparing vinyl acetate utilizing a catalyst comprising palladium, gold, and any of certain third metals |
DE19755023C2 (de) * | 1997-12-11 | 2000-03-09 | Celanese Chem Europe Gmbh | Katalysator und Verfahren zur Herstellung von Vinylacetat |
DE19754991C2 (de) * | 1997-12-11 | 2000-03-23 | Celanese Chem Europe Gmbh | Katalysator, Verfahren zur Herstellung des Katalysators und Verfahren zur Herstellung von Vinylacetat unter Einsatz des Katalysators |
US6072078A (en) * | 1997-12-12 | 2000-06-06 | Celanese International Corporation | Vinyl acetate production using a catalyst comprising palladium, gold, copper and any of certain fourth metals |
US6017847A (en) * | 1998-06-02 | 2000-01-25 | Celanese International Corporation | Vinyl acetate catalyst prepared with potassium aurate and comprising metallic palladium and gold on a carrier precoated with copper |
ID26891A (id) | 1998-06-02 | 2001-02-15 | Celanese Internasional Corp | Katalis vinil asetat yang terdiri dari palladium logam dan emas yang dibuat dengan potasium aurat |
US6015769A (en) * | 1998-06-02 | 2000-01-18 | Celanese International Corporation | Vinyl acetate catalyst comprising metallic palladium, gold and copper supported on a carrier and prepared with potassium aurate |
SG87005A1 (en) * | 1998-07-28 | 2002-03-19 | Dairen Chemical Corp | Preparation process of catalyst for producing alkenyl acetates and catalyst prepared by this process |
DE19914066A1 (de) * | 1999-03-27 | 2000-10-05 | Celanese Chem Europe Gmbh | Katalysatoren für die Gasphasenoxidation von Ethylen und Essigsäure zu Vinylacetat, Verfahren zu ihrer Herstellung und ihre Verwendung |
CN1090996C (zh) * | 1999-03-30 | 2002-09-18 | 中国石油化工集团公司 | 生产醋酸乙烯催化剂的制备方法 |
CN1109578C (zh) * | 1999-05-26 | 2003-05-28 | 冯士光 | 一种汽车排气净化催化剂及其净化装置 |
US6303537B1 (en) * | 1999-11-17 | 2001-10-16 | Celanese International Corporation | Vinyl acetate catalyst comprising metallic palladium and gold and prepared utilizing sonication |
US6794332B2 (en) | 2000-07-07 | 2004-09-21 | Saudi Basic Industries Corporation | Highly selective shell impregnated catalyst of improved space time yield for production of vinyl acetate |
US6420308B1 (en) | 2000-07-07 | 2002-07-16 | Saudi Basic Industries Corp | Highly selective shell impregnated catalyst of improved space time yield for production of vinyl acetate |
KR100887001B1 (ko) * | 2001-03-30 | 2009-03-04 | 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 | 8족 금속을 함유한 촉매의 제조방법과 알케닐카르복실레이트 제조 시의 용도 |
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TW201236755A (en) * | 2003-12-19 | 2012-09-16 | Celanese Int Corp | Halide free precursors for catalysts |
KR100932575B1 (ko) * | 2004-12-20 | 2009-12-17 | 셀라니즈 인터내셔날 코포레이션 | 촉매용 개질된 지지체 물질 |
US8227369B2 (en) | 2005-05-25 | 2012-07-24 | Celanese International Corp. | Layered composition and processes for preparing and using the composition |
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US404896A (en) * | 1889-06-11 | Adjustable curve for cash-carriers | ||
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JPS514118A (en) * | 1974-06-27 | 1976-01-14 | Kuraray Co | Sakusanbiniruno seizohoho |
JPS5218154A (en) * | 1975-08-01 | 1977-02-10 | Hitachi Ltd | Frequency addition circuit |
DE2601154A1 (de) * | 1976-01-14 | 1977-07-21 | Bayer Ag | Neuer katalysator, seine herstellung und verwendung |
US4048096A (en) * | 1976-04-12 | 1977-09-13 | E. I. Du Pont De Nemours And Company | Surface impregnated catalyst |
DE2811115A1 (de) * | 1978-03-15 | 1979-09-27 | Hoechst Ag | Traeger-katalysator fuer die herstellung von vinylacetat aus ethylen, essigsaeure und sauerstoff in der gasphase |
GB8407843D0 (en) * | 1984-03-27 | 1984-05-02 | Shell Int Research | Removal of sulphur compounds from off-gases |
DE3725196A1 (de) * | 1987-07-30 | 1989-02-09 | Bayer Ag | Verfahren zur herstellung von 1,2-dichlorbenzol |
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-
1992
- 1992-10-14 US US07/961,739 patent/US5314858A/en not_active Expired - Lifetime
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1993
- 1993-10-08 ES ES93923828T patent/ES2096337T3/es not_active Expired - Lifetime
- 1993-10-08 CA CA002125779A patent/CA2125779C/en not_active Expired - Lifetime
- 1993-10-08 AU AU53562/94A patent/AU658807B2/en not_active Expired
- 1993-10-08 DE DE69306759T patent/DE69306759T2/de not_active Expired - Lifetime
- 1993-10-08 NZ NZ257254A patent/NZ257254A/en not_active IP Right Cessation
- 1993-10-08 KR KR1019940702017A patent/KR0131913B1/ko not_active IP Right Cessation
- 1993-10-08 TR TR00901/93A patent/TR27364A/xx unknown
- 1993-10-08 EP EP93923828A patent/EP0623053B1/en not_active Expired - Lifetime
- 1993-10-08 DK DK93923828.3T patent/DK0623053T3/da active
- 1993-10-08 JP JP51017494A patent/JP4034820B2/ja not_active Expired - Lifetime
- 1993-10-08 AT AT93923828T patent/ATE146382T1/de active
- 1993-10-08 WO PCT/US1993/009670 patent/WO1994008715A1/en active IP Right Grant
- 1993-10-08 SG SG1996005405A patent/SG49034A1/en unknown
- 1993-10-08 BR BR9305672A patent/BR9305672A/pt not_active IP Right Cessation
- 1993-10-12 TW TW082108414A patent/TW377307B/zh not_active IP Right Cessation
- 1993-10-13 MX MX9306341A patent/MX9306341A/es unknown
- 1993-10-14 ZA ZA937640A patent/ZA937640B/xx unknown
- 1993-10-14 CN CN93118477A patent/CN1051026C/zh not_active Expired - Lifetime
- 1993-10-20 SA SA93140281A patent/SA93140281B1/ar unknown
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1994
- 1994-06-13 NO NO942213A patent/NO303270B1/no not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
US5314858A (en) | 1994-05-24 |
ZA937640B (en) | 1995-04-18 |
TW377307B (en) | 1999-12-21 |
WO1994008715A1 (en) | 1994-04-28 |
CN1089189A (zh) | 1994-07-13 |
DK0623053T3 (da) | 1997-06-09 |
AU5356294A (en) | 1994-05-09 |
CA2125779C (en) | 1998-07-14 |
GR3022108T3 (en) | 1997-03-31 |
JP4034820B2 (ja) | 2008-01-16 |
CN1051026C (zh) | 2000-04-05 |
EP0623053A1 (en) | 1994-11-09 |
DE69306759D1 (de) | 1997-01-30 |
ATE146382T1 (de) | 1997-01-15 |
KR0131913B1 (ko) | 1998-04-08 |
BR9305672A (pt) | 1994-12-27 |
NO303270B1 (no) | 1998-06-22 |
TR27364A (tr) | 1995-01-17 |
CA2125779A1 (en) | 1994-04-28 |
EP0623053B1 (en) | 1996-12-18 |
NO942213L (no) | 1994-06-13 |
AU658807B2 (en) | 1995-04-27 |
MX9306341A (es) | 1995-01-31 |
SG49034A1 (en) | 1998-05-18 |
NO942213D0 (no) | 1994-06-13 |
SA93140281B1 (ar) | 2006-03-08 |
NZ257254A (en) | 1995-10-26 |
DE69306759T2 (de) | 1997-05-15 |
ES2096337T3 (es) | 1997-03-01 |
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