AT346302B - Verfahren zur herstellung von maleinsaeure- anhydrid - Google Patents

Verfahren zur herstellung von maleinsaeure- anhydrid

Info

Publication number
AT346302B
AT346302B AT898476A AT898476A AT346302B AT 346302 B AT346302 B AT 346302B AT 898476 A AT898476 A AT 898476A AT 898476 A AT898476 A AT 898476A AT 346302 B AT346302 B AT 346302B
Authority
AT
Austria
Prior art keywords
maleic acid
acid anhydride
manufacturing maleic
manufacturing
anhydride
Prior art date
Application number
AT898476A
Other languages
English (en)
Other versions
ATA898476A (de
Original Assignee
Basf 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 to AT844576A priority Critical patent/AT348623B/de
Application filed by Basf Ag filed Critical Basf Ag
Publication of ATA898476A publication Critical patent/ATA898476A/de
Application granted granted Critical
Publication of AT346302B publication Critical patent/AT346302B/de

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
    • 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
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT898476A 1974-11-28 1976-12-03 Verfahren zur herstellung von maleinsaeure- anhydrid AT346302B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT844576A AT348623B (de) 1974-11-28 1976-11-12 Schaltungsanordnung zur blindleistungs- sparenden gleichrichtung von einphasigem- wechselstrom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752554741 DE2554741A1 (de) 1975-12-05 1975-12-05 Verfahren zur herstellung von maleinsaeureanhydrid

Publications (2)

Publication Number Publication Date
ATA898476A ATA898476A (de) 1978-03-15
AT346302B true AT346302B (de) 1978-11-10

Family

ID=5963559

Family Applications (1)

Application Number Title Priority Date Filing Date
AT898476A AT346302B (de) 1974-11-28 1976-12-03 Verfahren zur herstellung von maleinsaeure- anhydrid

Country Status (4)

Country Link
JP (1) JPS5271416A (de)
AT (1) AT346302B (de)
DE (1) DE2554741A1 (de)
FR (1) FR2333800A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017202351A1 (de) * 2017-02-14 2018-08-16 Clariant International Ltd Katalysatormaterial zur Oxidation von Kohlenwasserstoffen mit antimondotiertem Titandioxid

Also Published As

Publication number Publication date
FR2333800B3 (de) 1980-10-17
DE2554741A1 (de) 1977-06-16
FR2333800A1 (fr) 1977-07-01
ATA898476A (de) 1978-03-15
JPS5271416A (en) 1977-06-14

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee