FR2374281B1 - - Google Patents

Info

Publication number
FR2374281B1
FR2374281B1 FR7738282A FR7738282A FR2374281B1 FR 2374281 B1 FR2374281 B1 FR 2374281B1 FR 7738282 A FR7738282 A FR 7738282A FR 7738282 A FR7738282 A FR 7738282A FR 2374281 B1 FR2374281 B1 FR 2374281B1
Authority
FR
France
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
FR7738282A
Other languages
French (fr)
Other versions
FR2374281A1 (fr
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.)
JSR Corp
Original Assignee
Japan Synthetic Rubber Co Ltd
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 Japan Synthetic Rubber Co Ltd filed Critical Japan Synthetic Rubber Co Ltd
Publication of FR2374281A1 publication Critical patent/FR2374281A1/fr
Application granted granted Critical
Publication of FR2374281B1 publication Critical patent/FR2374281B1/fr
Granted 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F136/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F136/02—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F136/04—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F136/08—Isoprene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
FR7738282A 1976-12-20 1977-12-19 Procede de purification d'un isoprene brut, applicable a la production de polyisoprene utile comme caoutchouc synthetique Granted FR2374281A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51153026A JPS6021125B2 (ja) 1976-12-20 1976-12-20 イソプレンの精製法

Publications (2)

Publication Number Publication Date
FR2374281A1 FR2374281A1 (fr) 1978-07-13
FR2374281B1 true FR2374281B1 (OSRAM) 1980-09-26

Family

ID=15553330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738282A Granted FR2374281A1 (fr) 1976-12-20 1977-12-19 Procede de purification d'un isoprene brut, applicable a la production de polyisoprene utile comme caoutchouc synthetique

Country Status (4)

Country Link
US (1) US4147848A (OSRAM)
JP (1) JPS6021125B2 (OSRAM)
FR (1) FR2374281A1 (OSRAM)
NL (1) NL171802C (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8008651A (pt) * 1979-05-02 1981-06-09 Goodrich Co B F Processo aperfeicoado para remocao e recuperacao de monomero de cloreto de vinila de uma corrente de gas de descarga em uma extracao de cloreto polivinila
KR100458361B1 (ko) * 2001-09-25 2004-11-26 한국과학기술연구원 추출증류에 의하여 ｃ5 유분에서 이소프렌을 분리하는 방법
RU2246475C2 (ru) * 2002-11-29 2005-02-20 Дядюрин Александр Павлович Способ разделения фракций углеводородов с5 разной степени
JP5734199B2 (ja) * 2008-11-28 2015-06-17 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ Ｎ−ビニルアミドから副生成物を除去する方法
IN2012DN05187A (OSRAM) 2009-12-18 2015-10-23 Danisco Us Inc
AR101431A1 (es) * 2013-06-05 2016-12-21 Gtc Technology Us Llc Proceso y aparatos para separar di-olefinas c₅ de naftas de pirólisis
WO2015026649A1 (en) 2013-08-22 2015-02-26 General Electric Company Use of polyamines as a cs2 scavenger in isoprene production
CN110669173B (zh) * 2019-11-21 2022-06-14 长春工业大学 一种含2-甲基-1-丁烯-3炔提高异戊二烯橡胶聚合度的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL100469C (OSRAM) *
US2513252A (en) * 1946-05-31 1950-06-27 Standard Oil Dev Co Distillation of diolefins
US3285901A (en) * 1962-10-11 1966-11-15 Firestone Tire & Rubber Co Polymerization of isoprene in the presence of lithium metal and an inert liquid hydrocarbon
US3442878A (en) * 1967-02-15 1969-05-06 Firestone Tire & Rubber Co Neutralization of impurities in isoprene polymerization
US3583966A (en) * 1969-01-06 1971-06-08 Phillips Petroleum Co Isoprene polymerization
US3549721A (en) * 1969-11-20 1970-12-22 Goodyear Tire & Rubber Cyclopentadiene removal in isoprene purification by amplified distillation
US3635931A (en) * 1969-12-22 1972-01-18 Phillips Petroleum Co Polyisoprene from amylenes via n-amylene isomerization oxidative dehydrogenation extractive distillation and polymerization of low-concentration isoprene
HU165735B (OSRAM) * 1970-12-29 1974-10-28
AU468106B2 (en) * 1970-12-29 1976-01-08 Snamprogetti S.P.A. Process forthe recovery of isophrene from mixtures containing thesame
BE794552A (fr) * 1972-01-28 1973-05-16 Snam Progetti Procede de separation de l'isoprene des melanges en contenant
IT994985B (it) * 1973-07-20 1975-10-20 Snam Progetti Solvente per la separazione di diolefine da miscele che li contengono
AR204413A1 (es) * 1974-04-03 1976-02-06 Goodyear Tire & Rubber Metodo para recuperar isopreno

Also Published As

Publication number Publication date
NL171802B (nl) 1982-12-16
JPS5377002A (en) 1978-07-08
NL7714119A (nl) 1978-06-22
FR2374281A1 (fr) 1978-07-13
US4147848A (en) 1979-04-03
JPS6021125B2 (ja) 1985-05-25
NL171802C (nl) 1983-05-16

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Legal Events

Date Code Title Description
ST Notification of lapse