DE1668017A1 - Verfahren zur Rein-Darstellung von Isopren - Google Patents

Verfahren zur Rein-Darstellung von Isopren

Info

Publication number
DE1668017A1
DE1668017A1 DE19671668017 DE1668017A DE1668017A1 DE 1668017 A1 DE1668017 A1 DE 1668017A1 DE 19671668017 DE19671668017 DE 19671668017 DE 1668017 A DE1668017 A DE 1668017A DE 1668017 A1 DE1668017 A1 DE 1668017A1
Authority
DE
Germany
Prior art keywords
isoprene
aniline
dioxane
pentadiene
column
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.)
Pending
Application number
DE19671668017
Other languages
German (de)
English (en)
Inventor
Hans-Walther Dr Brandt
Bruno Dr Engelhard
Walter Dr Kroenig
Wulf Dr Schwerdtel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of DE1668017A1 publication Critical patent/DE1668017A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G21/00Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
    • C10G21/06Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
    • C10G21/12Organic compounds only
    • C10G21/20Nitrogen-containing compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00Aliphatic unsaturated hydrocarbons
    • C07C11/12Alkadienes
    • C07C11/173Alkadienes with five carbon atoms
    • C07C11/18Isoprene
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/04Purification; Separation; Use of additives by distillation
    • C07C7/05Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19671668017 1967-09-06 1967-09-06 Verfahren zur Rein-Darstellung von Isopren Pending DE1668017A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0053423 1967-09-06

Publications (1)

Publication Number Publication Date
DE1668017A1 true DE1668017A1 (de) 1971-07-22

Family

ID=7106292

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19671668017 Pending DE1668017A1 (de) 1967-09-06 1967-09-06 Verfahren zur Rein-Darstellung von Isopren

Country Status (6)

Country Link
US (1) US3501550A (OSRAM)
BE (1) BE720462A (OSRAM)
DE (1) DE1668017A1 (OSRAM)
FR (1) FR1581304A (OSRAM)
GB (1) GB1241583A (OSRAM)
NL (1) NL6812663A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE754496A (fr) * 1969-08-06 1971-02-05 Bayer Ag Procede pour la preparation de l'isoprene
US3775259A (en) * 1971-08-26 1973-11-27 Shell Oil Co Isoprene recovery process by plural extractive distillations
EP2976315A4 (en) * 2013-03-19 2016-11-02 Fina Technology PROCESS FOR THE PREPARATION OF C5-DI OLEFINES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2366361A (en) * 1939-09-30 1945-01-02 Goodrich Co B F Purification of butadiene
BE672305A (OSRAM) * 1962-05-18
US3284339A (en) * 1963-03-25 1966-11-08 Phillips Petroleum Co Process for separation of hydrocarbons from more saturated hydrocarbons with ethylene diamine solvent

Also Published As

Publication number Publication date
BE720462A (OSRAM) 1969-03-05
GB1241583A (en) 1971-08-04
NL6812663A (OSRAM) 1969-03-10
FR1581304A (OSRAM) 1969-09-12
US3501550A (en) 1970-03-17

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