CH596881A5 - - Google Patents

Info

Publication number
CH596881A5
CH596881A5 CH1179775A CH1179775A CH596881A5 CH 596881 A5 CH596881 A5 CH 596881A5 CH 1179775 A CH1179775 A CH 1179775A CH 1179775 A CH1179775 A CH 1179775A CH 596881 A5 CH596881 A5 CH 596881A5
Authority
CH
Switzerland
Application number
CH1179775A
Inventor
Pietro Dr Fontana
Giancarlo Dr Stefani
Original Assignee
Lonza 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
Application filed by Lonza Ag filed Critical Lonza Ag
Priority to CH1179775A priority Critical patent/CH596881A5/xx
Priority to DE19752550686 priority patent/DE2550686A1/de
Publication of CH596881A5 publication Critical patent/CH596881A5/xx

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
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
CH1179775A 1975-09-11 1975-09-11 CH596881A5 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1179775A CH596881A5 (zh) 1975-09-11 1975-09-11
DE19752550686 DE2550686A1 (de) 1975-09-11 1975-11-12 Verfahren zur herstellung eines katalysators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1179775A CH596881A5 (zh) 1975-09-11 1975-09-11

Publications (1)

Publication Number Publication Date
CH596881A5 true CH596881A5 (zh) 1978-03-31

Family

ID=4376961

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1179775A CH596881A5 (zh) 1975-09-11 1975-09-11

Country Status (2)

Country Link
CH (1) CH596881A5 (zh)
DE (1) DE2550686A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397768A (en) * 1981-02-26 1983-08-09 Oxidaciones Organicas, C.A. "Oxidor" Supported catalyst for the preparation of phthalic anhydride

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1197899B (it) * 1986-10-20 1988-12-21 Alusuisse Italia Spa Catalizzatore di ossidazione e procedimento per la sua preparazione
DE3701984A1 (de) * 1987-01-23 1988-08-04 Siemens Ag Verfahren zur herstellung von katalysatoren aus titanoxid
DE10344846A1 (de) 2003-09-26 2005-04-14 Basf Ag Gasphasenoxidationskatalysator mit definierter Vanadiumoxid-Teilchengrößenverteilung
DE102005026360A1 (de) * 2005-06-07 2006-12-28 Basf Ag Verfahren zur Präformierung von Oxidationskatalysatoren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397768A (en) * 1981-02-26 1983-08-09 Oxidaciones Organicas, C.A. "Oxidor" Supported catalyst for the preparation of phthalic anhydride

Also Published As

Publication number Publication date
DE2550686A1 (de) 1977-03-17

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Legal Events

Date Code Title Description
PL Patent ceased