BE791887A - Procede d'obtention de diolefines conjuguees pures comportant 4et 5 atomes de carbone, a partir de melanges - Google Patents

Procede d'obtention de diolefines conjuguees pures comportant 4et 5 atomes de carbone, a partir de melanges

Info

Publication number
BE791887A
BE791887A BE791887DA BE791887A BE 791887 A BE791887 A BE 791887A BE 791887D A BE791887D A BE 791887DA BE 791887 A BE791887 A BE 791887A
Authority
BE
Belgium
Prior art keywords
mixtures
carbon atoms
conjugated diolefins
obtaining pure
diolefins containing
Prior art date
Application number
Other languages
English (en)
Original Assignee
Basf 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.)
Publication date
Publication of BE791887A publication Critical patent/BE791887A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/10—Purification; Separation; Use of additives by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE791887D 1971-11-26 Procede d'obtention de diolefines conjuguees pures comportant 4et 5 atomes de carbone, a partir de melanges BE791887A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2158609A DE2158609A1 (de) 1971-11-26 1971-11-26 Verfahren zur gewinnung von reinen konjugierten c tief 4- und c tief 5-diolefinen aus kohlenwasserstoff-gemischen

Publications (1)

Publication Number Publication Date
BE791887A true BE791887A (fr) 1973-05-24

Family

ID=5826178

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791887D BE791887A (fr) 1971-11-26 Procede d'obtention de diolefines conjuguees pures comportant 4et 5 atomes de carbone, a partir de melanges

Country Status (10)

Country Link
US (1) US3803258A (fr)
JP (1) JPS4862704A (fr)
AT (1) AT319193B (fr)
BE (1) BE791887A (fr)
CA (1) CA980807A (fr)
DE (1) DE2158609A1 (fr)
FR (1) FR2161042B3 (fr)
GB (1) GB1401875A (fr)
IT (1) IT973727B (fr)
NL (1) NL7215610A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2516362C3 (de) * 1975-04-15 1987-10-22 Basf Ag, 6700 Ludwigshafen Verfahren zur Gewinnung von 1,3-Butadien aus einem C↓4↓-Kohlenwasserstoffgemisch
US4081332A (en) * 1976-08-27 1978-03-28 The B. F. Goodrich Company Extractive distillation of C5 hydrocarbons using acetonitrile and additives
US4421640A (en) * 1982-02-16 1983-12-20 Cosden Technology, Inc. Methods for separating hydrocarbons by liquid extraction
US5055162A (en) * 1990-05-21 1991-10-08 Phillips Petroleum Company Extractive distillation of cycloalkane/alkane feeds
US5145562A (en) * 1991-07-01 1992-09-08 Phillips Petroleum Company Extractive distillation of mixtures containing aromatic and olefinic hydrocarbons
US5135617A (en) * 1991-07-01 1992-08-04 Phillips Petroleum Company Separation of aromatic from olefinic hydrocarbons by extractive distillation
US5154802A (en) * 1991-07-17 1992-10-13 Phillips Petroleum Company Separation of unsaturated hydrocarbons by extractive distillation
US5151161A (en) * 1991-07-17 1992-09-29 Phillips Petroleum Company Separation of olefinic hydrocarbons by extractive distillation
US6802959B1 (en) * 2000-06-23 2004-10-12 Conocophillips Company Separation of olefinic hydrocarbons from sulfur-containing hydrocarbons by use of a solvent
DE10333756A1 (de) * 2003-07-24 2005-02-17 Basf Ag Verfahren zur Auftrennung eines Roh-C4-Schnittes
PL2043977T3 (pl) * 2006-07-12 2013-03-29 Basf Se Sposób rozdzielania frakcji c4 przez destylację ekstrakcyjną z użyciem selektywnego rozpuszczalnika
WO2008021917A2 (fr) * 2006-08-09 2008-02-21 Amt International, Inc. Distillation extractive triphasique avec de multiples colonnes connectées en série
US8766029B2 (en) * 2012-01-11 2014-07-01 Basf Se Process for providing a vaporous purified crude C4 cut as a feed steam for an extractive distillation with a selective solvent
CN103724227B (zh) * 2013-12-25 2016-03-30 天津大学 乙腈法异戊二烯抽提循环溶剂精制系统及方法

Also Published As

Publication number Publication date
US3803258A (en) 1974-04-09
NL7215610A (fr) 1973-05-29
DE2158609A1 (de) 1973-06-20
CA980807A (en) 1975-12-30
JPS4862704A (fr) 1973-09-01
FR2161042B3 (fr) 1976-01-09
IT973727B (it) 1974-06-10
GB1401875A (en) 1975-08-06
AT319193B (de) 1974-12-10
FR2161042A1 (fr) 1973-07-06

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