SE414763B - Forfarande vid framstellning av 1,1-difluoretan genom hydrofluorering av acetylen - Google Patents

Forfarande vid framstellning av 1,1-difluoretan genom hydrofluorering av acetylen

Info

Publication number
SE414763B
SE414763B SE7611683A SE7611683A SE414763B SE 414763 B SE414763 B SE 414763B SE 7611683 A SE7611683 A SE 7611683A SE 7611683 A SE7611683 A SE 7611683A SE 414763 B SE414763 B SE 414763B
Authority
SE
Sweden
Prior art keywords
hydrofluoration
difluorethane
acetylene
preparing
Prior art date
Application number
SE7611683A
Other languages
English (en)
Other versions
SE7611683L (sv
Inventor
N Schultz
H J Vahlensieck
P Martens
Original Assignee
Dynamit Nobel Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of SE7611683L publication Critical patent/SE7611683L/sv
Publication of SE414763B publication Critical patent/SE414763B/sv

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
SE7611683A 1975-10-22 1976-10-21 Forfarande vid framstellning av 1,1-difluoretan genom hydrofluorering av acetylen SE414763B (sv)

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 (2)

Publication Number Publication Date
SE7611683L SE7611683L (sv) 1977-04-23
SE414763B true SE414763B (sv) 1980-08-18

Family

ID=5959720

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7611683A SE414763B (sv) 1975-10-22 1976-10-21 Forfarande vid framstellning av 1,1-difluoretan genom hydrofluorering av acetylen

Country Status (11)

Country Link
US (1) US4138439A (sv)
JP (1) JPS5251304A (sv)
BE (1) BE847456A (sv)
CA (1) CA1067916A (sv)
CH (1) CH622234A5 (sv)
DE (1) DE2547182A1 (sv)
FR (1) FR2328681A1 (sv)
GB (1) GB1561535A (sv)
IT (1) IT1069585B (sv)
NL (1) NL7611664A (sv)
SE (1) SE414763B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (sv) * 1962-12-28
US3395187A (en) * 1965-05-03 1968-07-30 Du Pont Process for preparing vinyl fluoride and 1, 1-difluoroethane
US3904701A (en) * 1969-01-03 1975-09-09 Dynamit Nobel Ag Process for the catalytic hydrofluorination of halogenated hydrocarbons
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
JPS5016767B1 (sv) * 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

Also Published As

Publication number Publication date
SE7611683L (sv) 1977-04-23
US4138439A (en) 1979-02-06
FR2328681A1 (fr) 1977-05-20
IT1069585B (it) 1985-03-25
JPS5251304A (en) 1977-04-25
CA1067916A (en) 1979-12-11
CH622234A5 (sv) 1981-03-31
BE847456A (fr) 1977-02-14
FR2328681B1 (sv) 1982-11-12
GB1561535A (en) 1980-02-20
DE2547182A1 (de) 1977-05-05
NL7611664A (nl) 1977-04-26

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