BE787944A - Procede de recuperation d'isoprene - Google Patents

Procede de recuperation d'isoprene

Info

Publication number
BE787944A
BE787944A BE787944DA BE787944A BE 787944 A BE787944 A BE 787944A BE 787944D A BE787944D A BE 787944DA BE 787944 A BE787944 A BE 787944A
Authority
BE
Belgium
Prior art keywords
recovery process
isoprene recovery
isoprene
recovery
Prior art date
Application number
Other languages
English (en)
Inventor
D H Sarno
Original Assignee
Shell Int Research
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 BE787944A publication Critical patent/BE787944A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/005Processes comprising at least two steps in series
    • 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)
  • 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)
BE787944D 1971-08-26 Procede de recuperation d'isoprene BE787944A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17523371A 1971-08-26 1971-08-26

Publications (1)

Publication Number Publication Date
BE787944A true BE787944A (fr) 1973-02-26

Family

ID=22639485

Family Applications (1)

Application Number Title Priority Date Filing Date
BE787944D BE787944A (fr) 1971-08-26 Procede de recuperation d'isoprene

Country Status (9)

Country Link
US (1) US3775259A (fr)
JP (1) JPS552414B2 (fr)
BE (1) BE787944A (fr)
CA (1) CA997296A (fr)
DE (1) DE2241568C2 (fr)
FR (1) FR2150477B1 (fr)
GB (1) GB1344219A (fr)
IT (1) IT964249B (fr)
NL (1) NL173634C (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081332A (en) * 1976-08-27 1978-03-28 The B. F. Goodrich Company Extractive distillation of C5 hydrocarbons using acetonitrile and additives
JPS5730658A (en) * 1980-07-28 1982-02-18 Hitachi Ltd Controller for motor blower
JPS5770421U (fr) * 1980-10-17 1982-04-28
JPS5879932A (ja) * 1981-11-06 1983-05-13 Japan Synthetic Rubber Co Ltd ブタジエン又はイソプレンの精製方法
DE3338269A1 (de) * 1983-10-21 1985-05-02 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von isopren aus einem c(pfeil abwaerts)5(pfeil abwaerts)-kohlenwasserstoffgemisch
DE4109632A1 (de) * 1991-03-23 1992-09-24 Krupp Koppers Gmbh Verfahren zur abtrennung von aromaten durch extraktivdestillation
US20110178349A1 (en) * 2010-01-20 2011-07-21 Anzick Robert Kenneth Method of treating a hydrocarbon stream comprising cyclopentadiene and one or more diolefins
US9440947B2 (en) * 2012-02-26 2016-09-13 Amt International, Inc. Regeneration of selective solvents for extractive processes
AR101431A1 (es) 2013-06-05 2016-12-21 Gtc Technology Us Llc Proceso y aparatos para separar di-olefinas c₅ de naftas de pirólisis
US9981889B2 (en) 2013-08-22 2018-05-29 General Electric Company Use of diethylenetriamine as a CS2 scavenger in isoprene production
US10065907B2 (en) * 2014-12-18 2018-09-04 Sabic Global Technologies B.V. Isoprene extraction with preserved C5 feedstock
CN113426151A (zh) * 2021-07-26 2021-09-24 常州乐研分离技术有限公司 一种碳纤维生产过程中溶剂dmso精馏回收工艺的装置及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012947A (en) * 1959-06-15 1961-12-12 Exxon Research Engineering Co Recovery of high purity isoprene from light steam cracked distillate
BE672305A (fr) * 1962-05-18
DE1211738B (de) * 1962-12-22 1966-03-03 Erdoelchemie Gmbh Verfahren zur Trennung von C-Kohlenwasserstoffgemischen, die paraffinische, monoolefinische und diolefinische C-Kohlen-wasserstoffe enthalten
DE1668017A1 (de) * 1967-09-06 1971-07-22 Bayer Ag Verfahren zur Rein-Darstellung von Isopren
US3496070A (en) * 1967-11-09 1970-02-17 Petro Tex Chem Corp Purification of unsaturated hydrocarbons by extractive distillation with addition of liquid solvent to stripper overhead

Also Published As

Publication number Publication date
US3775259A (en) 1973-11-27
FR2150477A1 (fr) 1973-04-06
DE2241568C2 (de) 1983-03-17
JPS552414B2 (fr) 1980-01-19
CA997296A (en) 1976-09-21
IT964249B (it) 1974-01-21
DE2241568A1 (de) 1973-03-08
FR2150477B1 (fr) 1976-10-29
NL173634C (nl) 1984-02-16
NL7211537A (fr) 1973-02-28
GB1344219A (en) 1974-01-16
JPS4832805A (fr) 1973-05-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V.

Effective date: 19870831