CA1023767A - Pyrophosphate diol dehydration catalyst - Google Patents
Pyrophosphate diol dehydration catalystInfo
- Publication number
- CA1023767A CA1023767A CA176,619A CA176619A CA1023767A CA 1023767 A CA1023767 A CA 1023767A CA 176619 A CA176619 A CA 176619A CA 1023767 A CA1023767 A CA 1023767A
- Authority
- CA
- Canada
- Prior art keywords
- pyrophosphate
- dehydration catalyst
- diol dehydration
- diol
- catalyst
- 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
- -1 Pyrophosphate diol Chemical class 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
- 230000018044 dehydration Effects 0.000 title 1
- 238000006297 dehydration reaction Methods 0.000 title 1
- 235000011180 diphosphates Nutrition 0.000 title 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
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
- B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
- B01J27/1802—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
- C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- C07C2527/14—Phosphorus; Compounds thereof
- C07C2527/16—Phosphorus; Compounds thereof containing oxygen
- C07C2527/167—Phosphates or other compounds comprising the anion (PnO3n+1)(n+2)-
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (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 |
|---|---|---|---|
| FR7225770A FR2192083A2 (en) | 1970-04-16 | 1972-07-17 | Dehydration catalysts - esp for organic diols consisting of a pyrophosphate of lithium, sodium strontium or barium and contg a chromium cpd |
| FR7300402A FR2213256A2 (en) | 1973-01-05 | 1973-01-05 | Dehydration catalysts - esp for organic diols consisting of a pyrophosphate of lithium, sodium strontium or barium and contg a chromium cpd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1023767A true CA1023767A (en) | 1978-01-03 |
Family
ID=26217219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA176,619A Expired CA1023767A (en) | 1972-07-17 | 1973-07-17 | Pyrophosphate diol dehydration catalyst |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4979989A (enrdf_load_html_response) |
| AT (1) | AT338218B (enrdf_load_html_response) |
| CA (1) | CA1023767A (enrdf_load_html_response) |
| DE (1) | DE2335568A1 (enrdf_load_html_response) |
| GB (1) | GB1426461A (enrdf_load_html_response) |
| IT (1) | IT1048129B (enrdf_load_html_response) |
| NL (1) | NL7309941A (enrdf_load_html_response) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2904518C2 (de) * | 1979-02-07 | 1981-04-16 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur Herstellung von reinen α, ω-C↓6↓ bis C↓20↓-Alkenolen |
| WO2015037580A1 (ja) * | 2013-09-12 | 2015-03-19 | 東レ株式会社 | ブタジエンの製造方法 |
-
1973
- 1973-07-11 IT IT26480/73A patent/IT1048129B/it active
- 1973-07-12 DE DE19732335568 patent/DE2335568A1/de active Pending
- 1973-07-16 AT AT623273A patent/AT338218B/de not_active IP Right Cessation
- 1973-07-17 CA CA176,619A patent/CA1023767A/en not_active Expired
- 1973-07-17 NL NL7309941A patent/NL7309941A/xx not_active Application Discontinuation
- 1973-07-17 JP JP48082411A patent/JPS4979989A/ja active Pending
- 1973-07-17 GB GB3403373A patent/GB1426461A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7309941A (enrdf_load_html_response) | 1974-01-21 |
| IT1048129B (it) | 1980-11-20 |
| AT338218B (de) | 1977-08-10 |
| ATA623273A (de) | 1976-12-15 |
| JPS4979989A (enrdf_load_html_response) | 1974-08-01 |
| DE2335568A1 (de) | 1974-01-31 |
| GB1426461A (en) | 1976-02-25 |
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