BE753005A - Procede de preparation de l'ester dimethylique de l'acide terephtaliqu - Google Patents

Procede de preparation de l'ester dimethylique de l'acide terephtaliqu

Info

Publication number
BE753005A
BE753005A BE753005DA BE753005A BE 753005 A BE753005 A BE 753005A BE 753005D A BE753005D A BE 753005DA BE 753005 A BE753005 A BE 753005A
Authority
BE
Belgium
Prior art keywords
preparing
terephthalic acid
dimethyl ester
dimethyl
ester
Prior art date
Application number
Other languages
English (en)
Original Assignee
Huels Chemische Werke 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 DE19691933946 external-priority patent/DE1933946C3/de
Application filed by Huels Chemische Werke Ag filed Critical Huels Chemische Werke Ag
Publication of BE753005A publication Critical patent/BE753005A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • 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
    • B01J8/04—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 passing successively through two or more beds
    • B01J8/0403—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 passing successively through two or more beds the fluid flow within the beds being predominantly horizontal
    • B01J8/0423—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 passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds
    • B01J8/0442—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 passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds the beds being placed in separate reactors
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00132—Controlling the temperature using electric heating or cooling elements
    • B01J2219/00135—Electric resistance heaters
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/182—Details relating to the spatial orientation of the reactor horizontal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Silicon Compounds (AREA)
  • Catalysts (AREA)
BE753005D 1969-07-04 1970-07-03 Procede de preparation de l'ester dimethylique de l'acide terephtaliqu BE753005A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691933946 DE1933946C3 (de) 1969-07-04 Verfahren zur Herstellung von Terephthalsäuredimethylester

Publications (1)

Publication Number Publication Date
BE753005A true BE753005A (fr) 1970-12-16

Family

ID=5738847

Family Applications (1)

Application Number Title Priority Date Filing Date
BE753005D BE753005A (fr) 1969-07-04 1970-07-03 Procede de preparation de l'ester dimethylique de l'acide terephtaliqu

Country Status (5)

Country Link
JP (1) JPS4823432B1 (fr)
BE (1) BE753005A (fr)
FR (1) FR2056310A5 (fr)
GB (1) GB1305290A (fr)
NL (1) NL7009890A (fr)

Also Published As

Publication number Publication date
DE1933946A1 (de) 1971-01-21
GB1305290A (fr) 1973-01-31
FR2056310A5 (fr) 1971-05-14
DE1933946B2 (de) 1975-12-11
JPS4823432B1 (fr) 1973-07-13
NL7009890A (fr) 1971-01-06

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