CA1182774A - Obtaining a conjugated diolefin from a mixture of c.sub.4 or c.sub.5 hydrocarbons - Google Patents

Obtaining a conjugated diolefin from a mixture of c.sub.4 or c.sub.5 hydrocarbons

Info

Publication number
CA1182774A
CA1182774A CA000402343A CA402343A CA1182774A CA 1182774 A CA1182774 A CA 1182774A CA 000402343 A CA000402343 A CA 000402343A CA 402343 A CA402343 A CA 402343A CA 1182774 A CA1182774 A CA 1182774A
Authority
CA
Canada
Prior art keywords
solvent
thin
selective solvent
film evaporation
evaporation zone
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
Application number
CA000402343A
Other languages
English (en)
French (fr)
Inventor
Klaus Broellos
Klaus Volkamer
Alfred Lindner
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of CA1182774A publication Critical patent/CA1182774A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA000402343A 1981-05-16 1982-05-05 Obtaining a conjugated diolefin from a mixture of c.sub.4 or c.sub.5 hydrocarbons Expired CA1182774A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3119540.7 1981-05-16
DE19813119540 DE3119540A1 (de) 1981-05-16 1981-05-16 Verfahren zur gewinnung eines konjugierten diolefinsaus einem c(pfeil abwaerts)4(pfeil abwaerts)- oder c(pfeil abwaerts)5(pfeil abwaerts)-kohlenwasserstoffgemisch

Publications (1)

Publication Number Publication Date
CA1182774A true CA1182774A (en) 1985-02-19

Family

ID=6132492

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000402343A Expired CA1182774A (en) 1981-05-16 1982-05-05 Obtaining a conjugated diolefin from a mixture of c.sub.4 or c.sub.5 hydrocarbons

Country Status (5)

Country Link
EP (1) EP0065194B1 (cg-RX-API-DMAC7.html)
JP (1) JPS5832685A (cg-RX-API-DMAC7.html)
AT (1) ATE9683T1 (cg-RX-API-DMAC7.html)
CA (1) CA1182774A (cg-RX-API-DMAC7.html)
DE (2) DE3119540A1 (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4859286A (en) * 1987-03-28 1989-08-22 Basf Aktiengesellschaft Isolation of 1,3-butadiene
PL445224A1 (pl) * 2023-06-12 2024-12-16 Sieć Badawcza Łukasiewicz - Instytut Chemii Przemysłowej Imienia Profesora Ignacego Mościckiego Sposób regeneracji rozpuszczalnika stosowanego w destylacji ekstrakcyjnej mieszanin węglowodorów nienasyconych C4

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH067780Y2 (ja) * 1984-11-20 1994-03-02 徳山曹達株式会社 液体混合物の分離装置
DE4131938A1 (de) * 1991-09-25 1993-04-01 Krupp Koppers Gmbh Verfahren zur aufarbeitung des sumpfproduktes einer extraktivdestillation zur gewinnung reiner kohlenwasserstoffe
US6395953B1 (en) 1997-03-11 2002-05-28 Nippon Zeon Co., Ltd. Process for preparing purified conjugated diene
KR100783342B1 (ko) * 2001-09-28 2007-12-07 제온 코포레이션 공액 디엔의 분리/정제 방법 및 분리/정제 장치
US7348466B2 (en) * 2005-04-13 2008-03-25 Equistar Chemicals, Lp Solvent extraction
ITTV20130045A1 (it) 2013-04-09 2014-10-10 Northwave Srl Dispositivo di serraggio

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000794A (en) * 1958-05-19 1961-09-19 Petro Tex Chem Corp Extractive distillation of vinyl acetylene in the purification of butadiene
DE1443987A1 (de) * 1962-05-08 1969-03-20 Harpener Bergbau Ag Extraktiv-Destillation
JPS5329153B2 (cg-RX-API-DMAC7.html) * 1974-03-29 1978-08-18

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4859286A (en) * 1987-03-28 1989-08-22 Basf Aktiengesellschaft Isolation of 1,3-butadiene
PL445224A1 (pl) * 2023-06-12 2024-12-16 Sieć Badawcza Łukasiewicz - Instytut Chemii Przemysłowej Imienia Profesora Ignacego Mościckiego Sposób regeneracji rozpuszczalnika stosowanego w destylacji ekstrakcyjnej mieszanin węglowodorów nienasyconych C4
WO2024258301A1 (en) * 2023-06-12 2024-12-19 Sieć Badawcza Łukasiewicz - Instytut - Chemii Przemysłowej Imienia Profesora Ignacego Mościckiego Method for the regeneration of a solvent used in the extractive distillation of c4 unsaturated hydrocarbon mixtures
PL248159B1 (pl) * 2023-06-12 2025-10-27 Siec Badawcza Lukasiewicz Inst Chemii Przemyslowej Imienia Profesora Ignacego Moscickiego Sposób regeneracji rozpuszczalnika stosowanego w destylacji ekstrakcyjnej mieszanin węglowodorów nienasyconych C4

Also Published As

Publication number Publication date
JPH0245672B2 (cg-RX-API-DMAC7.html) 1990-10-11
JPS5832685A (ja) 1983-02-25
DE3119540A1 (de) 1982-12-02
ATE9683T1 (de) 1984-10-15
EP0065194A1 (de) 1982-11-24
EP0065194B1 (de) 1984-10-03
DE3260874D1 (en) 1984-11-08

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry