ES398777A1 - Procedimiento para la recuperacion del isopreno de mezclas que lo contengan. - Google Patents

Procedimiento para la recuperacion del isopreno de mezclas que lo contengan.

Info

Publication number
ES398777A1
ES398777A1 ES398777A ES398777A ES398777A1 ES 398777 A1 ES398777 A1 ES 398777A1 ES 398777 A ES398777 A ES 398777A ES 398777 A ES398777 A ES 398777A ES 398777 A1 ES398777 A1 ES 398777A1
Authority
ES
Spain
Prior art keywords
stage
isoprene
extractive distillation
product
solvent
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
ES398777A
Other languages
English (en)
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of ES398777A1 publication Critical patent/ES398777A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES398777A 1970-12-29 1971-12-27 Procedimiento para la recuperacion del isopreno de mezclas que lo contengan. Expired ES398777A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3361370 1970-12-29

Publications (1)

Publication Number Publication Date
ES398777A1 true ES398777A1 (es) 1975-06-01

Family

ID=11237947

Family Applications (1)

Application Number Title Priority Date Filing Date
ES398777A Expired ES398777A1 (es) 1970-12-29 1971-12-27 Procedimiento para la recuperacion del isopreno de mezclas que lo contengan.

Country Status (21)

Country Link
US (1) US3860496A (es)
JP (1) JPS5328403B1 (es)
AT (1) AT319192B (es)
AU (1) AU468106B2 (es)
BE (1) BE777186A (es)
BG (1) BG22800A3 (es)
BR (1) BR7108716D0 (es)
CA (1) CA957321A (es)
CS (1) CS195664B2 (es)
DK (1) DK130919B (es)
ES (1) ES398777A1 (es)
FR (1) FR2124658A5 (es)
GB (1) GB1340149A (es)
HU (1) HU167163B (es)
LU (1) LU64525A1 (es)
NL (1) NL171150C (es)
PL (1) PL82897B1 (es)
RO (1) RO61668A (es)
SU (1) SU473353A3 (es)
YU (1) YU34872B (es)
ZA (1) ZA718692B (es)

Families Citing this family (18)

* 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
JPS6021125B2 (ja) * 1976-12-20 1985-05-25 ジェイエスアール株式会社 イソプレンの精製法
US4134795A (en) * 1978-04-05 1979-01-16 The Goodyear Tire & Rubber Company Acetylenes removal from diolefin streams by extractive distillation
DE2911395C2 (de) * 1979-03-23 1985-03-14 Basf Ag, 6700 Ludwigshafen Verfahren zur Gewinnung eines konjugierten Diolefins aus einem C↓4↓- oder C↓5↓-Kohlenwasserstoffgemisch
EP0130244A1 (en) * 1983-06-29 1985-01-09 The C.W. Nofsinger Company Extractive distillation process for the purification of diolefins
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
US4629533A (en) * 1985-01-31 1986-12-16 Phillips Petroleum Company Isolation of 3-methyl-1-butene from a hydrocarbon stream
US4954224A (en) * 1989-09-08 1990-09-04 Brown Ronald E Extractive distillation of hydrocarbon feeds employing mixed solvent
US4955468A (en) * 1989-09-08 1990-09-11 Phillips Petroleum Company Separation of hydrocarbon mixtures
US5154802A (en) * 1991-07-17 1992-10-13 Phillips Petroleum Company Separation of unsaturated hydrocarbons by extractive distillation
CN101516830B (zh) * 2006-09-28 2013-11-27 巴斯夫欧洲公司 通过蒸馏连续分离含有吗啉（mo）、单氨基二甘醇（adg）、氨和水的混合物的方法
DE502007003040D1 (de) * 2006-09-28 2010-04-15 Basf Se Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser
EP2079718B1 (de) * 2006-09-28 2010-04-07 Basf Se Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser
CN101337132B (zh) * 2008-08-04 2013-08-21 董保军 萃取精馏工艺
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
CN111320520B (zh) * 2018-12-14 2024-01-23 中国石油化工股份有限公司 一种用于丁二烯分离的萃取精馏塔和分离方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426705A (en) * 1942-12-29 1947-09-02 Standard Oil Dev Co Recovery of isoprene by fractionation and extractive distillation
US2461346A (en) * 1944-12-28 1949-02-08 Standard Oil Dev Co Separation of hydrocarbons
US3012947A (en) * 1959-06-15 1961-12-12 Exxon Research Engineering Co Recovery of high purity isoprene from light steam cracked distillate
US3038016A (en) * 1959-08-17 1962-06-05 Phillips Petroleum Co Isoprene separation
BE672305A (es) * 1962-05-18
SE353078B (es) * 1965-12-30 1973-01-22 Japanese Geon Co Ltd
US3510405A (en) * 1967-11-11 1970-05-05 Nippon Zeon Co Isoprene purification process
US3634537A (en) * 1969-05-14 1972-01-11 Phillips Petroleum Co Solvent extraction process
BE754702A (fr) * 1969-08-13 1971-01-18 Metallgesellschaft Ag Procede de dissociation de melanges d'hydrocarbures, et produits obtenus

Also Published As

Publication number Publication date
SU473353A3 (ru) 1975-06-05
NL171150C (nl) 1983-02-16
DK130919B (da) 1975-05-05
DE2165454B2 (de) 1977-06-30
DK130919C (es) 1975-10-06
NL171150B (nl) 1982-09-16
CS195664B2 (en) 1980-02-29
HU167163B (es) 1975-08-28
BG22800A3 (es) 1977-04-20
BR7108716D0 (pt) 1973-03-08
LU64525A1 (es) 1972-06-20
AU468106B2 (en) 1976-01-08
AU3679471A (en) 1973-06-14
BE777186A (fr) 1972-04-17
YU34872B (en) 1980-04-30
ZA718692B (en) 1972-09-27
CA957321A (en) 1974-11-05
RO61668A (es) 1977-02-15
US3860496A (en) 1975-01-14
GB1340149A (en) 1973-12-12
DE2165454A1 (de) 1972-07-06
NL7118073A (es) 1972-07-03
JPS5328403B1 (es) 1978-08-15
YU327371A (en) 1979-10-31
FR2124658A5 (es) 1972-09-22
PL82897B1 (es) 1975-10-31
AT319192B (de) 1974-12-10

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