DE1668234A1 - Epoxidation process - Google Patents

Epoxidation process

Info

Publication number
DE1668234A1
DE1668234A1 DE1967H0064931 DEH0064931A DE1668234A1 DE 1668234 A1 DE1668234 A1 DE 1668234A1 DE 1967H0064931 DE1967H0064931 DE 1967H0064931 DE H0064931 A DEH0064931 A DE H0064931A DE 1668234 A1 DE1668234 A1 DE 1668234A1
Authority
DE
Germany
Prior art keywords
reaction
reactor
unsaturated compound
olefinically unsaturated
hydroperoxide
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.)
Granted
Application number
DE1967H0064931
Other languages
German (de)
Other versions
DE1668234C3 (en
DE1668234B2 (en
Inventor
Harold Gilman
Bobeck Richard L
Stein Theodore W
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.)
Halcon Research and Development Corp
Original Assignee
Halcon International Inc
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 Halcon International Inc filed Critical Halcon International Inc
Publication of DE1668234A1 publication Critical patent/DE1668234A1/en
Publication of DE1668234B2 publication Critical patent/DE1668234B2/en
Application granted granted Critical
Publication of DE1668234C3 publication Critical patent/DE1668234C3/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/19—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic hydroperoxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Epoxy Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Claims (1)

P a t « η t a η β ρ r Il e h eP a t «η t a η β ρ r Il e h e 1. Verfahren zur Heretellung von Epoxyden durch katalytiache FlUeslgphaaenreaktion zwischen einer olefinisch ungesättigten Verbindung und einem organischen Hydroperoxyd, dadurch gekennzeichnet, daß. man die Umsetzung in einem Reaktor unter autogenen Druck durchfuhrt und dabei eine Re- M aktionatemperatur einhält, bei der ein Teil des in flüssiger Phase vorliegenden Reaktionsaediums verdampft wird.1. A process for the preparation of epoxides by catalytic FlUeslgphaaenreaktion between an olefinically unsaturated compound and an organic hydroperoxide, characterized in that. durchfuhrt to the reaction in a reactor under autogenous pressure and thereby a re M aktionatemperatur complies, in which a part is vaporized in the liquid phase of the present Reaktionsaediums. 2. Verfahren naöh Anspruch 1, dadurch gekennzeichnet, daß man das verdampfte Reaktionsmedium aus dem Reaktor absieht und das darin enthaltene Epoxyd gewinnt.2. The method naöh claim 1, characterized in that one separates the vaporized reaction medium from the reactor and wins the epoxy contained therein. 3« Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß nan ä das verdampfte Reaktionsmedium kondensiert und in den Reaktor zurllokfUhrt· 3 «A method according to claim 1, characterized in that nan ä the vaporized reaction medium is condensed and zurllokfUhrt in the reactor · 4p Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß man einen Hetallkatelysator der Gruppe Molybdän, Wolfram, Titan, HlOb4 Tantal, Rhenium, Selen, Chrom, Zirkonium» Tellur» Uran und Vanadin, verwendet* 4p method according to claim 1, characterized in that a metal catalyst from the group molybdenum, tungsten, titanium, HlOb 4 tantalum, rhenium, selenium, chromium, zirconium »tellurium» uranium and vanadium is used * 109821/2106109821/2106 Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß man eine Reaktionstemperatur «viaeheη etwa 9O0C und 2000C anwendet.The method of claim 1, characterized in that a reaction temperature "viaeheη about 9O 0 C and 200 0 C applies. 6« Verfahren nach Anspruch 2, dadurch gekennzeichnet, daß man eine Reaktionatemperatur zwischen etwa 900C und 1500C anwendet. 6 «The method according to claim 2, characterized in that a reaction temperature between about 90 0 C and 150 0 C is used. 7. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß man als olefinisch ungesättigte Verbindung Propylen verwendet«7. The method according to claim 1, characterized in that one propylene used as an olefinically unsaturated compound « 8„ Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß man als organisches Hydroperoxyd Äthylbenzolhydroperoxyd verwendet.8 "The method according to claim 1, characterized in that as organic hydroperoxide ethylbenzene hydroperoxide used. 9. Verfahren nach Anspruch 1» dadurch gekennzeichnet, daß man als olefinisch ungesättigte Verbindung Propylen und als organisches Hydroperoxyd Xthylbenzolhydroperoxyd verwendet« 9. The method according to claim 1 »characterized in that one propylene is used as the olefinically unsaturated compound and ethylbenzene hydroperoxide as the organic hydroperoxide « 10» Verfahren nach Anspruch 2, dadurch gekennzeichnet, daß man wenigstens 1/4 des bei der Umsetzung gebildeten äpoxyde verdampft.10 »The method according to claim 2, characterized in that one at least 1/4 of the epoxy formed in the reaction evaporates. BAD ORiGINAL 109821/2106BATH ORiGINAL 109821/2106 11. Verfahren nach /nspruch 1» dadurch gekennzeichnet, daß man die olefinisch ungesättigte Verbindung mit dem organischen Hydroperoxyd in einer Reihe getrennter Reaktionszonen kontinuierlich umsetzt.11. The method according to / nspruch 1 »characterized in that one the olefinically unsaturated compound with the organic hydroperoxide in a number of separate reaction zones continuously implements. 12. Vorrichtung sur Durchführung einer katalytischen phaoenepoxydationareaktion unter Verwendung eines organischen Hydroperoxyde als Epoxydationsmittel, gekenn- ^j zeichnet durch:12. Device for carrying out a catalytic phaoene epoxidation reaction using an organic Hydroperoxides as epoxidizing agents, characterized by: a) ein Reaktionsgefäß mit Einlaß- und Auslaßeinrichtungea, das einen Reaktionsraum definiert, der bei Betrieb .einer untere PlUseigkeitszone und eine obere Dampfzone aufweist;a) a reaction vessel with inlet and outlet devices a, which defines a reaction space which, during operation, has a lower liquid zone and an upper vapor zone having; b) ein· Mehrzahl von in dem Reaktor angeordneten Trennwänden abnehmender Höhe, deren huohste den Einlaß und deren niedrigste dem Auslaß an nächsten ist und die die FlUssigkeiteEone in eine Hehrzahl getrennter, nicht miteinander rerbundener Abschnitte unterteilen, die Dampfsone jedoch nicht unterteilen;b) a plurality of partition walls arranged in the reactor decreasing height, the highest of which is the inlet and the lowest of which is closest to the outlet and which the liquid eEons are separated into a plurality, not subdivide interconnected sections but do not subdivide the steam zone; 109821/2106109821/2106 c) erste Leitungseinrichtungen für die Einführung eines reaktionsteilnehmerhaltigen Reaktionsmediums in den Reaktionsraum am einlaßseitigen Ende des Reaktionsgefäßes undc) first line devices for the introduction of a reaction medium containing reactants into the reaction space at the inlet end of the Reaction vessel and d) zweite Leitungseinrichtungen zum Abziehen eines Reaktionsprodukte enthaltenden Reaktionsmediums am auslaßseitigen Ende des Reaktors.d) second line devices for withdrawing a reaction medium containing reaction products at the outlet end of the reactor. 109821/2106109821/2106
DE1967H0064931 1966-12-30 1967-12-30 Continuous process for the production of propylene oxide Expired DE1668234C3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60619266A 1966-12-30 1966-12-30

Publications (3)

Publication Number Publication Date
DE1668234A1 true DE1668234A1 (en) 1971-05-19
DE1668234B2 DE1668234B2 (en) 1978-06-15
DE1668234C3 DE1668234C3 (en) 1979-02-22

Family

ID=24426955

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1967H0064931 Expired DE1668234C3 (en) 1966-12-30 1967-12-30 Continuous process for the production of propylene oxide

Country Status (12)

Country Link
BE (1) BE708548A (en)
CH (1) CH478113A (en)
DE (1) DE1668234C3 (en)
DK (1) DK127385B (en)
ES (1) ES348828A1 (en)
FR (1) FR1548198A (en)
GB (1) GB1218560A (en)
IL (1) IL29241A (en)
LU (1) LU55162A1 (en)
NL (1) NL160561C (en)
NO (1) NO127536B (en)
SE (1) SE342039B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002366573A1 (en) 2001-12-05 2003-06-23 Dow Global Technologies Inc. Process of preparing an olefin oxide from olefin and organic hydroperoxide

Also Published As

Publication number Publication date
IL29241A (en) 1971-08-25
DE1668234C3 (en) 1979-02-22
NL160561C (en) 1979-11-15
ES348828A1 (en) 1969-03-16
DK127385B (en) 1973-10-29
SE342039B (en) 1972-01-24
CH478113A (en) 1969-09-15
NL160561B (en) 1979-06-15
FR1548198A (en) 1968-11-29
BE708548A (en) 1968-06-27
LU55162A1 (en) 1969-08-08
NL6716926A (en) 1968-07-01
NO127536B (en) 1973-07-09
DE1668234B2 (en) 1978-06-15
GB1218560A (en) 1971-01-06

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8327 Change in the person/name/address of the patent owner

Owner name: HALCON RESEARCH AND DEVELOPMENT CORP., 10016 NEW Y

8328 Change in the person/name/address of the agent

Free format text: SPOTT, G., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee