FR1539361A - Catalyst and method for preparing phthalic anhydride by catalytic oxidation of ortho-xylene - Google Patents

Catalyst and method for preparing phthalic anhydride by catalytic oxidation of ortho-xylene

Info

Publication number
FR1539361A
FR1539361A FR122759A FR122759A FR1539361A FR 1539361 A FR1539361 A FR 1539361A FR 122759 A FR122759 A FR 122759A FR 122759 A FR122759 A FR 122759A FR 1539361 A FR1539361 A FR 1539361A
Authority
FR
France
Prior art keywords
ortho
xylene
catalyst
phthalic anhydride
catalytic oxidation
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
FR122759A
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.)
WR Grace and Co
Original Assignee
WR Grace and Co
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 WR Grace and Co filed Critical WR Grace and Co
Priority to FR122759A priority Critical patent/FR1539361A/en
Application granted granted Critical
Publication of FR1539361A publication Critical patent/FR1539361A/en
Expired legal-status Critical Current

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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon 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
    • 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
    • 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
FR122759A 1966-09-30 1967-09-29 Catalyst and method for preparing phthalic anhydride by catalytic oxidation of ortho-xylene Expired FR1539361A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR122759A FR1539361A (en) 1966-09-30 1967-09-29 Catalyst and method for preparing phthalic anhydride by catalytic oxidation of ortho-xylene

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58346166A 1966-09-30 1966-09-30
FR122759A FR1539361A (en) 1966-09-30 1967-09-29 Catalyst and method for preparing phthalic anhydride by catalytic oxidation of ortho-xylene

Publications (1)

Publication Number Publication Date
FR1539361A true FR1539361A (en) 1968-09-13

Family

ID=26179727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR122759A Expired FR1539361A (en) 1966-09-30 1967-09-29 Catalyst and method for preparing phthalic anhydride by catalytic oxidation of ortho-xylene

Country Status (1)

Country Link
FR (1) FR1539361A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2106796A1 (en) * 1971-02-12 1972-08-24 Wacker-Chemie GmbH, 8000 München Catalysts for the production of phthalic anhydride

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2106796A1 (en) * 1971-02-12 1972-08-24 Wacker-Chemie GmbH, 8000 München Catalysts for the production of phthalic anhydride

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