FR2228048A1 - - Google Patents

Info

Publication number
FR2228048A1
FR2228048A1 FR7410453A FR7410453A FR2228048A1 FR 2228048 A1 FR2228048 A1 FR 2228048A1 FR 7410453 A FR7410453 A FR 7410453A FR 7410453 A FR7410453 A FR 7410453A FR 2228048 A1 FR2228048 A1 FR 2228048A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7410453A
Other languages
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.)
Labofina SA
Original Assignee
Labofina SA
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 Labofina SA filed Critical Labofina SA
Publication of FR2228048A1 publication Critical patent/FR2228048A1/fr
Withdrawn legal-status Critical Current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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/26—Chromium
    • 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
    • B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
    • B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
    • 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
    • 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
    • C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
FR7410453A 1973-05-04 1974-03-27 Withdrawn FR2228048A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE130732A BE799085A (en) 1973-05-04 1973-05-04 PROCESS FOR PREPARING ANHYDRIDES OF POLYCARBOXYLIC AROMATIC ACIDS,

Publications (1)

Publication Number Publication Date
FR2228048A1 true FR2228048A1 (en) 1974-11-29

Family

ID=3841909

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7410453A Withdrawn FR2228048A1 (en) 1973-05-04 1974-03-27

Country Status (9)

Country Link
US (1) US3925425A (en)
JP (1) JPS5013349A (en)
BE (1) BE799085A (en)
CA (1) CA1023373A (en)
DE (1) DE2411294A1 (en)
FR (1) FR2228048A1 (en)
GB (1) GB1411212A (en)
NL (1) NL7402243A (en)
ZA (1) ZA74918B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228038A (en) * 1979-07-24 1980-10-14 Tioxide Group Limited Method for the preparation of catalyst of vanadium pentoxide on substrate of titanium dioxide
GB2084042B (en) * 1980-09-16 1984-05-10 Tioxide Group Ltd Method for the production of monolayer catalysts
JPS6128456A (en) * 1984-07-18 1986-02-08 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for preparing pyromellitic anhydride
JPS6125642A (en) * 1984-07-17 1986-02-04 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for manufacturing pyromellitic anhydride
CA1261860A (en) * 1984-05-21 1989-09-26 Yoshiyuki Nakanishi Method for the preparation of pyromellitic acid or its anhydride
US5225572A (en) * 1989-06-27 1993-07-06 Nippon Steel Chemical Co., Ltd. Process for producing pyromellitic dianhydride
EP0405508A3 (en) * 1989-06-27 1992-01-15 Nippon Steel Chemical Co. Ltd. Process for producing pyromellitic dianhydride
CN115925716A (en) * 2021-08-24 2023-04-07 中国石油化工股份有限公司 Preparation method of pyromellitic dianhydride

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3107223A (en) * 1959-05-06 1963-10-15 Koppers Pittsburgh Company Vanadium pentoxide catalyst and method of preparation thereof
DE1162348B (en) * 1961-04-28 1964-02-06 Basf Ag Process for the production of phthalic anhydride
NL6509701A (en) * 1964-07-28 1966-01-31
DE1250806B (en) * 1964-09-22 1967-09-28 Nippon Shokubai Kagaku Kogyo Co. Ltd., Osaka (Japan) Process for the production of phthalic anhydride
US3721683A (en) * 1969-06-13 1973-03-20 Teijin Chemicals Ltd Process for the preparation of aromatic carboxylic anhydrides

Also Published As

Publication number Publication date
US3925425A (en) 1975-12-09
DE2411294A1 (en) 1974-11-07
ZA74918B (en) 1975-05-28
CA1023373A (en) 1977-12-27
NL7402243A (en) 1974-11-06
GB1411212A (en) 1975-10-22
JPS5013349A (en) 1975-02-12
BE799085A (en) 1973-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse