GB1503642A - Separation of inhomogenous particles from pulverulent silica catalyst carriers for palladium catalysts for reactions in a fluidized bed in liquid phase - Google Patents
Separation of inhomogenous particles from pulverulent silica catalyst carriers for palladium catalysts for reactions in a fluidized bed in liquid phaseInfo
- Publication number
- GB1503642A GB1503642A GB2783875A GB2783875A GB1503642A GB 1503642 A GB1503642 A GB 1503642A GB 2783875 A GB2783875 A GB 2783875A GB 2783875 A GB2783875 A GB 2783875A GB 1503642 A GB1503642 A GB 1503642A
- Authority
- GB
- United Kingdom
- Prior art keywords
- particles
- carrier
- silica
- liquid phase
- inhomogenous
- 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.)
- Expired
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 12
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title abstract 5
- 239000003054 catalyst Substances 0.000 title abstract 5
- 239000002245 particle Substances 0.000 title abstract 4
- 239000000377 silicon dioxide Substances 0.000 title abstract 4
- 239000007791 liquid phase Substances 0.000 title abstract 2
- 229910052763 palladium Inorganic materials 0.000 title abstract 2
- 239000000969 carrier Substances 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
- 239000000203 mixture Substances 0.000 abstract 3
- 238000006555 catalytic reaction Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000002940 palladium Chemical class 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/20—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742432587 DE2432587C3 (de) | 1974-07-06 | 1974-07-06 | Verfahren zur Herstellung pulverförmiger Katalysatorträger oder Katalysatoren für Umsetzungen im Fließbett in flüssiger Phase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1503642A true GB1503642A (en) | 1978-03-15 |
Family
ID=5919914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2783875A Expired GB1503642A (en) | 1974-07-06 | 1975-07-02 | Separation of inhomogenous particles from pulverulent silica catalyst carriers for palladium catalysts for reactions in a fluidized bed in liquid phase |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5125489A (cs) |
| BE (1) | BE831003A (cs) |
| CA (1) | CA1072528A (cs) |
| CS (1) | CS195296B2 (cs) |
| DD (1) | DD119716A5 (cs) |
| DE (1) | DE2432587C3 (cs) |
| FR (1) | FR2276876A1 (cs) |
| GB (1) | GB1503642A (cs) |
| IT (1) | IT1040823B (cs) |
| NL (1) | NL7507885A (cs) |
| SE (1) | SE417791B (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5414116A (en) * | 1992-02-19 | 1995-05-09 | Societe Elf Atochem S.A. | Catalyst for the dehalogenation of alphahalogenated carboxylic acids and its use for purifying monochloroacetic acid |
-
1974
- 1974-07-06 DE DE19742432587 patent/DE2432587C3/de not_active Expired
-
1975
- 1975-06-24 JP JP7846675A patent/JPS5125489A/ja active Pending
- 1975-06-25 CA CA230,105A patent/CA1072528A/en not_active Expired
- 1975-07-02 NL NL7507885A patent/NL7507885A/xx active Search and Examination
- 1975-07-02 GB GB2783875A patent/GB1503642A/en not_active Expired
- 1975-07-03 SE SE7507665A patent/SE417791B/xx not_active IP Right Cessation
- 1975-07-04 BE BE157983A patent/BE831003A/xx not_active IP Right Cessation
- 1975-07-04 FR FR7521156A patent/FR2276876A1/fr active Granted
- 1975-07-04 IT IT5035875A patent/IT1040823B/it active
- 1975-07-04 DD DD18710775A patent/DD119716A5/xx unknown
- 1975-07-07 CS CS480975A patent/CS195296B2/cs unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5414116A (en) * | 1992-02-19 | 1995-05-09 | Societe Elf Atochem S.A. | Catalyst for the dehalogenation of alphahalogenated carboxylic acids and its use for purifying monochloroacetic acid |
| US5466650A (en) * | 1992-02-19 | 1995-11-14 | Societe Elf Atochem S.A. | Catalyst for the dehalogenation of alphahalogenated carboxylic acids and its use for purifying monochloroacetic acid |
| CN1042199C (zh) * | 1992-02-19 | 1999-02-24 | 埃勒夫阿托化学有限公司 | 一种催化剂及其在α卤代羧酸及其酯用氢气脱卤中的用途 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1072528A (en) | 1980-02-26 |
| NL7507885A (nl) | 1976-01-08 |
| DD119716A5 (cs) | 1976-05-12 |
| FR2276876A1 (fr) | 1976-01-30 |
| IT1040823B (it) | 1979-12-20 |
| SE417791B (sv) | 1981-04-13 |
| DE2432587B2 (de) | 1979-05-23 |
| BE831003A (fr) | 1976-01-05 |
| DE2432587C3 (de) | 1980-01-10 |
| SE7507665L (sv) | 1976-01-07 |
| JPS5125489A (en) | 1976-03-02 |
| FR2276876B1 (cs) | 1982-04-16 |
| DE2432587A1 (de) | 1976-01-22 |
| CS195296B2 (en) | 1980-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19950701 |