BE773686A - Procede de preparation d'un catalyseur pour la synthese de l'hydroxydiphenyle - Google Patents

Procede de preparation d'un catalyseur pour la synthese de l'hydroxydiphenyle

Info

Publication number
BE773686A
BE773686A BE773686A BE773686A BE773686A BE 773686 A BE773686 A BE 773686A BE 773686 A BE773686 A BE 773686A BE 773686 A BE773686 A BE 773686A BE 773686 A BE773686 A BE 773686A
Authority
BE
Belgium
Prior art keywords
hydroxydiphenyl
synthesis
catalyst
preparing
hydroxydiphenyl synthesis
Prior art date
Application number
BE773686A
Other languages
English (en)
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of BE773686A publication Critical patent/BE773686A/fr

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J23/868—Chromium copper and 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
    • C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
BE773686A 1970-10-10 1971-10-08 Procede de preparation d'un catalyseur pour la synthese de l'hydroxydiphenyle BE773686A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2049809A DE2049809C3 (de) 1970-10-10 1970-10-10 Dehydrierungskatalysator

Publications (1)

Publication Number Publication Date
BE773686A true BE773686A (fr) 1972-04-10

Family

ID=5784726

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773686A BE773686A (fr) 1970-10-10 1971-10-08 Procede de preparation d'un catalyseur pour la synthese de l'hydroxydiphenyle

Country Status (5)

Country Link
BE (1) BE773686A (fr)
DE (1) DE2049809C3 (fr)
ES (1) ES395884A1 (fr)
IT (1) IT944730B (fr)
ZA (1) ZA716765B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2102476C3 (de) * 1970-10-10 1974-02-28 Bayer Ag, 5090 Leverkusen Verfahren zur Reinigung von o-Hydroxydiphenyl
DE2314947C3 (de) * 1973-03-26 1978-04-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Hydroxydiphenyl
DE2520893C2 (de) * 1975-05-10 1982-03-11 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Diphenylamin

Also Published As

Publication number Publication date
ZA716765B (en) 1972-06-28
IT944730B (it) 1973-04-20
DE2049809C3 (de) 1975-10-30
DE2049809A1 (en) 1972-04-13
ES395884A1 (es) 1973-12-16
DE2049809B2 (de) 1975-02-20

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