BE799085A - PROCESS FOR PREPARING ANHYDRIDES OF POLYCARBOXYLIC AROMATIC ACIDS, - Google Patents

PROCESS FOR PREPARING ANHYDRIDES OF POLYCARBOXYLIC AROMATIC ACIDS,

Info

Publication number
BE799085A
BE799085A BE130732A BE130732A BE799085A BE 799085 A BE799085 A BE 799085A BE 130732 A BE130732 A BE 130732A BE 130732 A BE130732 A BE 130732A BE 799085 A BE799085 A BE 799085A
Authority
BE
Belgium
Prior art keywords
aromatic acids
polycarboxylic aromatic
anhydrides
preparing
preparing anhydrides
Prior art date
Application number
BE130732A
Other languages
French (fr)
Inventor
E Draguez
M Van Tongelen
H Debus
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
Priority to BE130732A priority Critical patent/BE799085A/en
Publication of BE799085A publication Critical patent/BE799085A/en
Priority to US410275A priority patent/US3925425A/en
Priority to ZA00740918A priority patent/ZA74918B/en
Priority to NL7402243A priority patent/NL7402243A/xx
Priority to CA192,979A priority patent/CA1023373A/en
Priority to GB915374A priority patent/GB1411212A/en
Priority to DE2411294A priority patent/DE2411294A1/en
Priority to FR7410453A priority patent/FR2228048A1/fr
Priority to JP49046706A priority patent/JPS5013349A/ja

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
BE130732A 1973-05-04 1973-05-04 PROCESS FOR PREPARING ANHYDRIDES OF POLYCARBOXYLIC AROMATIC ACIDS, BE799085A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
BE130732A BE799085A (en) 1973-05-04 1973-05-04 PROCESS FOR PREPARING ANHYDRIDES OF POLYCARBOXYLIC AROMATIC ACIDS,
US410275A US3925425A (en) 1973-05-04 1973-10-26 Process for producing anhydrides of aromatic polycarboxylic acids
ZA00740918A ZA74918B (en) 1973-05-04 1974-02-02 Process for producing anhydrides of aromatic polycarboxylic acids
NL7402243A NL7402243A (en) 1973-05-04 1974-02-19
CA192,979A CA1023373A (en) 1973-05-04 1974-02-19 Process for producing anhydrides of aromatic polycarboxylic acids
GB915374A GB1411212A (en) 1973-05-04 1974-02-28 Process for producing anhydrides of aromatic polycarboxylic acids
DE2411294A DE2411294A1 (en) 1973-05-04 1974-03-09 PROCESS FOR THE PRODUCTION OF ANHYDRIDES FROM AROMATIC POLYCARBONIC ACIDS
FR7410453A FR2228048A1 (en) 1973-05-04 1974-03-27
JP49046706A JPS5013349A (en) 1973-05-04 1974-04-26

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
BE799085A true BE799085A (en) 1973-08-31

Family

ID=3841909

Family Applications (1)

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

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
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
JPS6128456A (en) * 1984-07-18 1986-02-08 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for preparing pyromellitic anhydride
EP0405508A3 (en) * 1989-06-27 1992-01-15 Nippon Steel Chemical Co. Ltd. Process for producing pyromellitic dianhydride
US5225572A (en) * 1989-06-27 1993-07-06 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
NL7402243A (en) 1974-11-06
GB1411212A (en) 1975-10-22
FR2228048A1 (en) 1974-11-29
ZA74918B (en) 1975-05-28
CA1023373A (en) 1977-12-27
DE2411294A1 (en) 1974-11-07
JPS5013349A (en) 1975-02-12
US3925425A (en) 1975-12-09

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