FR2055221A5 - Pyromellic acid prodn catalyst - Google Patents

Pyromellic acid prodn catalyst

Info

Publication number
FR2055221A5
FR2055221A5 FR7026238A FR7026238A FR2055221A5 FR 2055221 A5 FR2055221 A5 FR 2055221A5 FR 7026238 A FR7026238 A FR 7026238A FR 7026238 A FR7026238 A FR 7026238A FR 2055221 A5 FR2055221 A5 FR 2055221A5
Authority
FR
France
Prior art keywords
catalyst
prodn
acid prodn
pyromellic acid
pyromellic
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.)
Expired
Application number
FR7026238A
Other languages
English (en)
French (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.)
Prolizenz AG
Original Assignee
Prolizenz 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 Prolizenz AG filed Critical Prolizenz AG
Application granted granted Critical
Publication of FR2055221A5 publication Critical patent/FR2055221A5/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J27/195—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
    • B01J27/198—Vanadium
    • B01J27/199—Vanadium with chromium, molybdenum, tungsten or polonium
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FR7026238A 1969-07-16 1970-07-16 Pyromellic acid prodn catalyst Expired FR2055221A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1090069A CH521162A (de) 1969-07-16 1969-07-16 Katalysator für die Oxidation von Alkylbenzolen und Verfahren zu seiner Herstellung

Publications (1)

Publication Number Publication Date
FR2055221A5 true FR2055221A5 (en) 1971-05-07

Family

ID=4368004

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7026238A Expired FR2055221A5 (en) 1969-07-16 1970-07-16 Pyromellic acid prodn catalyst

Country Status (8)

Country Link
JP (1) JPS507558B1 (OSRAM)
BE (1) BE753407A (OSRAM)
CH (1) CH521162A (OSRAM)
DE (1) DE2032339A1 (OSRAM)
ES (1) ES381711A1 (OSRAM)
FR (1) FR2055221A5 (OSRAM)
NL (1) NL7009646A (OSRAM)
ZA (1) ZA704719B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS521734A (en) * 1975-06-24 1977-01-07 Sasakura Eng Co Ltd Heat recovering method

Also Published As

Publication number Publication date
ZA704719B (en) 1971-09-29
JPS507558B1 (OSRAM) 1975-03-26
CH521162A (de) 1972-04-15
BE753407A (fr) 1970-12-16
NL7009646A (OSRAM) 1971-01-19
ES381711A1 (es) 1972-11-16
DE2032339A1 (de) 1971-03-18

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Legal Events

Date Code Title Description
ST Notification of lapse