BE771760A - Procede de preparation d'isoprene de grande purete - Google Patents

Procede de preparation d'isoprene de grande purete

Info

Publication number
BE771760A
BE771760A BE771760A BE771760A BE771760A BE 771760 A BE771760 A BE 771760A BE 771760 A BE771760 A BE 771760A BE 771760 A BE771760 A BE 771760A BE 771760 A BE771760 A BE 771760A
Authority
BE
Belgium
Prior art keywords
preparation process
high purity
purity isoprene
isoprene preparation
purity
Prior art date
Application number
BE771760A
Other languages
English (en)
French (fr)
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
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of BE771760A publication Critical patent/BE771760A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/26—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations
    • B01J8/28—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations the one above the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0242—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical
    • B01J8/025—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical in a cylindrical shaped bed
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/247—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by splitting of cyclic ethers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/14—Phosphorus; Compounds thereof
    • C07C2527/16—Phosphorus; Compounds thereof containing oxygen
    • C07C2527/167—Phosphates or other compounds comprising the anion (PnO3n+1)(n+2)-
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/14—Phosphorus; Compounds thereof
    • C07C2527/16—Phosphorus; Compounds thereof containing oxygen
    • C07C2527/167—Phosphates or other compounds comprising the anion (PnO3n+1)(n+2)-
    • C07C2527/173—Phosphoric acid or other acids with the formula Hn+2PnO3n+1
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Catalysts (AREA)
BE771760A 1970-08-25 1971-08-25 Procede de preparation d'isoprene de grande purete BE771760A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702042055 DE2042055A1 (de) 1970-08-25 1970-08-25 Verfahren zur Herstellung von hochreinem Isopren

Publications (1)

Publication Number Publication Date
BE771760A true BE771760A (fr) 1972-02-25

Family

ID=5780643

Family Applications (1)

Application Number Title Priority Date Filing Date
BE771760A BE771760A (fr) 1970-08-25 1971-08-25 Procede de preparation d'isoprene de grande purete

Country Status (13)

Country Link
JP (1) JPS5215563B1 (xx)
AT (1) AT310133B (xx)
AU (1) AU3246871A (xx)
BE (1) BE771760A (xx)
BR (1) BR7105512D0 (xx)
CA (1) CA965802A (xx)
DE (1) DE2042055A1 (xx)
ES (1) ES394480A1 (xx)
FR (1) FR2106044A5 (xx)
GB (2) GB1372385A (xx)
NL (1) NL7111629A (xx)
SU (1) SU458123A3 (xx)
ZA (1) ZA715636B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2196846A1 (en) * 1972-08-22 1974-03-22 Inst Neftechimichesk Cleaving C-O bonds using phosphate catalyst - thermally passivated for higher selectivity
RU2365574C1 (ru) * 2008-03-17 2009-08-27 Общество с ограниченной ответственностью "Еврохим-СПб-Трейдинг" Способ переработки побочных продуктов жидкофазного синтеза изопрена из изобутилена и формальдегида
DE102017207457B4 (de) * 2017-05-04 2021-11-11 Technische Universität Bergakademie Freiberg Verfahren zur Aufbereitung von Katalysatoren aus Silicat-Phosphat-Materialien unter Gewinnung von Phosphorsäure

Also Published As

Publication number Publication date
ES394480A1 (es) 1974-02-16
FR2106044A5 (xx) 1972-04-28
ZA715636B (en) 1972-04-26
NL7111629A (xx) 1972-02-29
JPS5215563B1 (xx) 1977-04-30
GB1372385A (en) 1974-10-30
AU3246871A (en) 1973-02-22
DE2042055A1 (de) 1972-03-02
BR7105512D0 (pt) 1973-05-08
GB1372386A (en) 1974-10-30
CA965802A (en) 1975-04-08
SU458123A3 (ru) 1975-01-25
AT310133B (de) 1973-09-25

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