IT1069585B - Procedimento per la produzione di 1-1 difluoroetano - Google Patents
Procedimento per la produzione di 1-1 difluoroetanoInfo
- Publication number
- IT1069585B IT1069585B IT51822/76A IT5182276A IT1069585B IT 1069585 B IT1069585 B IT 1069585B IT 51822/76 A IT51822/76 A IT 51822/76A IT 5182276 A IT5182276 A IT 5182276A IT 1069585 B IT1069585 B IT 1069585B
- Authority
- IT
- Italy
- Prior art keywords
- difluoroethane
- procedure
- production
- Prior art date
Links
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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/08—Halides
- B01J27/12—Fluorides
-
- 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
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
- C07C17/08—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated hydrocarbons
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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752547182 DE2547182A1 (de) | 1975-10-22 | 1975-10-22 | Verfahren zur herstellung von 1,1-difluoraethan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1069585B true IT1069585B (it) | 1985-03-25 |
Family
ID=5959720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT51822/76A IT1069585B (it) | 1975-10-22 | 1976-10-20 | Procedimento per la produzione di 1-1 difluoroetano |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4138439A (it) |
| JP (1) | JPS5251304A (it) |
| BE (1) | BE847456A (it) |
| CA (1) | CA1067916A (it) |
| CH (1) | CH622234A5 (it) |
| DE (1) | DE2547182A1 (it) |
| FR (1) | FR2328681A1 (it) |
| GB (1) | GB1561535A (it) |
| IT (1) | IT1069585B (it) |
| NL (1) | NL7611664A (it) |
| SE (1) | SE414763B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798818A (en) * | 1987-11-27 | 1989-01-17 | Dow Corning Corporation | Catalyst composition and process for its preparation |
| DE3936024A1 (de) * | 1989-10-28 | 1991-05-02 | Bayer Ag | Verfahren zum halogen-fluor-austausch in organischen verbindungen und katalysatoren hierzu |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2471525A (en) * | 1947-12-19 | 1949-05-31 | Phillips Petroleum Co | Reaction of an acetylene with hf to produce vinyl fluoride and/or difluoroethane andhomologues thereof |
| NL301860A (it) * | 1962-12-28 | |||
| US3395187A (en) * | 1965-05-03 | 1968-07-30 | Du Pont | Process for preparing vinyl fluoride and 1, 1-difluoroethane |
| DE2000200C3 (de) * | 1970-01-03 | 1980-01-24 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von fluorierten aliphatischen Kohlenwasserstoffen mit zwei und mehr C-Atomen oder von fluorierten cycloaliphatischen Kohlenwasserstoffen |
| US3904701A (en) * | 1969-01-03 | 1975-09-09 | Dynamit Nobel Ag | Process for the catalytic hydrofluorination of halogenated hydrocarbons |
| JPS5016767B1 (it) * | 1969-12-24 | 1975-06-16 | ||
| US3720722A (en) * | 1971-02-18 | 1973-03-13 | Daikin Ind Ltd | Novel aluminum fluoride catalyst and process for hydrofluorinating acetylene using same |
| BE787410A (fr) * | 1971-08-10 | 1973-02-12 | Bayer Ag | Procede de preparation du 1,1-difluorethane |
-
1975
- 1975-10-22 DE DE19752547182 patent/DE2547182A1/de not_active Withdrawn
-
1976
- 1976-10-18 CA CA263,558A patent/CA1067916A/en not_active Expired
- 1976-10-19 GB GB43403/76A patent/GB1561535A/en not_active Expired
- 1976-10-20 US US05/734,212 patent/US4138439A/en not_active Expired - Lifetime
- 1976-10-20 BE BE171647A patent/BE847456A/xx unknown
- 1976-10-20 IT IT51822/76A patent/IT1069585B/it active
- 1976-10-21 SE SE7611683A patent/SE414763B/xx unknown
- 1976-10-21 FR FR7631720A patent/FR2328681A1/fr active Granted
- 1976-10-21 NL NL7611664A patent/NL7611664A/xx not_active Application Discontinuation
- 1976-10-21 CH CH1331076A patent/CH622234A5/de not_active IP Right Cessation
- 1976-10-22 JP JP51127126A patent/JPS5251304A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE414763B (sv) | 1980-08-18 |
| NL7611664A (nl) | 1977-04-26 |
| US4138439A (en) | 1979-02-06 |
| FR2328681A1 (fr) | 1977-05-20 |
| DE2547182A1 (de) | 1977-05-05 |
| CA1067916A (en) | 1979-12-11 |
| SE7611683L (sv) | 1977-04-23 |
| GB1561535A (en) | 1980-02-20 |
| JPS5251304A (en) | 1977-04-25 |
| BE847456A (fr) | 1977-02-14 |
| CH622234A5 (it) | 1981-03-31 |
| FR2328681B1 (it) | 1982-11-12 |
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