ZA745973B - Process for the preparation of isoprene - Google Patents

Process for the preparation of isoprene

Info

Publication number
ZA745973B
ZA745973B ZA00745973A ZA745973A ZA745973B ZA 745973 B ZA745973 B ZA 745973B ZA 00745973 A ZA00745973 A ZA 00745973A ZA 745973 A ZA745973 A ZA 745973A ZA 745973 B ZA745973 B ZA 745973B
Authority
ZA
South Africa
Prior art keywords
isoprene
preparation
Prior art date
Application number
ZA00745973A
Other languages
English (en)
Inventor
W Schwerdtel
W Swodenk
K Halcpur
P Losacker
Original Assignee
Bayer 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.)
Filing date
Publication date
Priority claimed from DE19732347841 external-priority patent/DE2347841C3/de
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of ZA745973B publication Critical patent/ZA745973B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00—Aliphatic unsaturated hydrocarbons
    • C07C11/12—Alkadienes
    • C07C11/173—Alkadienes with five carbon atoms
    • C07C11/18—Isoprene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
    • C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA00745973A 1973-09-22 1974-09-20 Process for the preparation of isoprene ZA745973B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732347841 DE2347841C3 (de) 1973-09-22 Verfahren zur Herstellung von Isopren

Publications (1)

Publication Number Publication Date
ZA745973B true ZA745973B (en) 1975-11-26

Family

ID=5893395

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00745973A ZA745973B (en) 1973-09-22 1974-09-20 Process for the preparation of isoprene

Country Status (17)

Country Link
US (1) US3972955A (da)
JP (1) JPS5315483B2 (da)
BE (1) BE820149A (da)
BR (1) BR7407860D0 (da)
CA (1) CA1031377A (da)
CS (1) CS178178B2 (da)
DD (1) DD113520A5 (da)
DK (1) DK497174A (da)
ES (1) ES430284A1 (da)
FR (1) FR2244738B1 (da)
GB (1) GB1433715A (da)
IE (1) IE39855B1 (da)
IT (1) IT1019340B (da)
LU (1) LU70954A1 (da)
NL (1) NL156383B (da)
RO (1) RO71807A (da)
ZA (1) ZA745973B (da)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4232182A (en) * 1977-11-21 1980-11-04 Liakumovich Alexandr G Process for purifying isoprene
FR2490642A1 (fr) * 1980-09-19 1982-03-26 Gankin Viktor Procede de preparation de 4,4-dimethyl-dioxane-1,3 et produits prepares par ledit procede
EP1614671B1 (en) * 2003-03-31 2015-08-19 Kuraray Co., Ltd. Process for producing isoprene
RU2255929C1 (ru) * 2004-02-25 2005-07-10 Воробьёв Олег Леонидович Способ получения изопрена
RU2255928C1 (ru) * 2004-02-25 2005-07-10 Воробьёв Олег Леонидович Способ получения изопрена
US20060045854A1 (en) 2004-08-27 2006-03-02 Lynette Zaidel Oral care composition with cross-linked polymer peroxide
CN101970387A (zh) * 2007-12-21 2011-02-09 优乐庆·史波柏·贸易有限公司 源自异丁烯和甲醛的异戊二烯液相合成装置
CN100586942C (zh) * 2008-01-04 2010-02-03 万华实业集团有限公司 一种二噁烷的制备方法
CA2729302A1 (en) 2008-06-30 2010-01-14 The Goodyear Tire & Rubber Company Polymers of isoprene from renewable resources
TW201120213A (en) * 2009-06-17 2011-06-16 Danisco Us Inc Polymerization of isoprene from renewable resources
CA2783976A1 (en) 2009-12-18 2011-06-23 Danisco Us Inc. Purification of isoprene from renewable resources
RU2436759C1 (ru) * 2010-07-01 2011-12-20 Общество с ограниченной ответственностью "Тольяттикаучук" Способ выделения органических продуктов из водного слоя, образующегося при синтезе диметилдиоксана в производстве изопрена из изобутилена и формальдегида
CN103228599A (zh) 2010-09-24 2013-07-31 道达尔研究技术弗吕公司 由异丁醇制造异戊二烯
CN103814004A (zh) * 2011-08-17 2014-05-21 史波柏·优乐庆有限公司 从异丁烯和甲醛合成异戊二烯的液相合成装置
EP3040325A1 (en) 2014-12-31 2016-07-06 Shell Internationale Research Maatschappij B.V. Process for preparing ethylene, propylene and isoprene
CN105130741B (zh) * 2015-10-13 2017-01-04 宁波金海晨光化学股份有限公司 一种反应精馏制备异戊二烯的方法
RU2768818C1 (ru) * 2021-03-16 2022-03-24 Федеральное государственное бюджетное образовательное учреждение высшего образования "Башкирский государственный университет" Применение пористого полиариленфталида для увеличения селективности при получении 4,4-диметил-1,3-диоксана

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB879728A (en) * 1958-09-29 1961-10-11 Inst Francais Du Petrole Process for the manufacture of isoprene from 4.4-dimethylmetadioxane
AU451791B2 (en) * 1970-09-09 1974-08-15 Bayer Aktiengesellschaft A process forthe preparation of isoprene from isobutene and formaldehyde

Also Published As

Publication number Publication date
JPS5062905A (da) 1975-05-29
CA1031377A (en) 1978-05-16
CS178178B2 (da) 1977-08-31
GB1433715A (en) 1976-04-28
IT1019340B (it) 1977-11-10
FR2244738B1 (da) 1979-02-16
DE2347841A1 (de) 1975-04-10
DE2347841B2 (de) 1976-12-23
BR7407860D0 (pt) 1975-07-29
BE820149A (fr) 1975-03-20
LU70954A1 (da) 1975-05-28
ES430284A1 (es) 1976-12-16
JPS5315483B2 (da) 1978-05-25
DD113520A5 (da) 1975-06-12
AU7350174A (en) 1976-03-25
RO71807A (ro) 1982-02-26
US3972955A (en) 1976-08-03
DK497174A (da) 1975-05-26
IE39855L (en) 1975-03-22
NL7412420A (nl) 1975-03-25
NL156383B (nl) 1978-04-17
IE39855B1 (en) 1979-01-17
FR2244738A1 (da) 1975-04-18

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