RO62351A - Procede pour obtenir l'anhydride maleique - Google Patents

Procede pour obtenir l'anhydride maleique

Info

Publication number
RO62351A
RO62351A RO7305072A RO7305072A RO62351A RO 62351 A RO62351 A RO 62351A RO 7305072 A RO7305072 A RO 7305072A RO 7305072 A RO7305072 A RO 7305072A RO 62351 A RO62351 A RO 62351A
Authority
RO
Romania
Prior art keywords
maleic anhydride
obtaining maleic
obtaining
anhydride
maleic
Prior art date
Application number
RO7305072A
Other languages
English (en)
French (fr)
Romanian (ro)
Inventor
Helmuth Seeboth
Gerhard Ladwig
Bernd Kubias
Helga Ulbricht
Lambros Arabadsis
Original Assignee
Akad Wissenschaften Ddr
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 Akad Wissenschaften Ddr filed Critical Akad Wissenschaften Ddr
Publication of RO62351A publication Critical patent/RO62351A/ro

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
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
RO7305072A 1971-12-06 1972-12-06 Procede pour obtenir l'anhydride maleique RO62351A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD15938071A DD106631A1 (it) 1971-12-06 1971-12-06

Publications (1)

Publication Number Publication Date
RO62351A true RO62351A (fr) 1977-10-15

Family

ID=5484729

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7305072A RO62351A (fr) 1971-12-06 1972-12-06 Procede pour obtenir l'anhydride maleique

Country Status (6)

Country Link
CS (1) CS170052B1 (it)
DD (1) DD106631A1 (it)
DE (1) DE2255394A1 (it)
FR (1) FR2162419A1 (it)
RO (1) RO62351A (it)
SU (1) SU576317A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4108874A (en) * 1974-04-09 1978-08-22 Takeda Chemical Industries, Ltd. Production of maleic anhydride
US4075232A (en) * 1975-03-06 1978-02-21 The Standard Oil Company Preparation of maleic anhydride from n-butene in a one-reactor, fluid-bed system using two different catalysts
GB1591307A (en) * 1976-11-11 1981-06-17 Ici Ltd Production of maleic anhydride and catalysts therefor

Also Published As

Publication number Publication date
DE2255394A1 (de) 1973-08-16
DD106631A1 (it) 1974-06-20
CS170052B1 (it) 1976-08-27
FR2162419B1 (it) 1975-10-17
FR2162419A1 (en) 1973-07-20
SU576317A1 (ru) 1977-10-15

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