BE773686A - PROCESS FOR PREPARING A CATALYST FOR HYDROXYDIPHENYL SYNTHESIS - Google Patents

PROCESS FOR PREPARING A CATALYST FOR HYDROXYDIPHENYL SYNTHESIS

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
French (fr)
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/en

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
BE773686A 1970-10-10 1971-10-08 PROCESS FOR PREPARING A CATALYST FOR HYDROXYDIPHENYL SYNTHESIS BE773686A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2049809A DE2049809C3 (en) 1970-10-10 1970-10-10 Dehydrogenation catalyst

Publications (1)

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

Family

ID=5784726

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773686A BE773686A (en) 1970-10-10 1971-10-08 PROCESS FOR PREPARING A CATALYST FOR HYDROXYDIPHENYL SYNTHESIS

Country Status (5)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2102476C3 (en) * 1970-10-10 1974-02-28 Bayer Ag, 5090 Leverkusen Process for the purification of o-hydroxydiphenyl
DE2314947C3 (en) * 1973-03-26 1978-04-27 Bayer Ag, 5090 Leverkusen Process for the preparation of hydroxydiphenyl
DE2520893C2 (en) * 1975-05-10 1982-03-11 Bayer Ag, 5090 Leverkusen Process for the production of diphenylamine

Also Published As

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

Similar Documents

Publication Publication Date Title
BE764251A (en) PROCESS FOR PREPARING A ZIEGLER-NATTA TYPE CATALYST
BE798219A (en) CATALYST FOR METHANOL SYNTHESIS
BE763529A (en) PROCESS FOR PREPARING ALLOPHANATE-POLYISOCYANATES
BE794172A (en) PROCESS FOR PRODUCING A CATALYST
BE805662A (en) PROCESS FOR THE ELECTROCHEMICAL SYNTHESIS OF ORGANOMETALLIC COMPOUNDS
BE798483A (en) PROCESS FOR PREPARING ALDEHYDES
RO63865A (en) PROCESS FOR THE PREPARATION OF 3-IMINOMETHYRIPHAMYCIN SV
BE803649A (en) PROCESS FOR PREPARING A DEHALOGENATION CATALYST
BE821637A (en) PROCESS FOR PREPARING ALDEHYDES
BE812104A (en) PROCESS FOR THE PREPARATION OF ALDEHYDES
BE788730A (en) PROCESS FOR PREPARING A CATALYST FOR THE OXIDATION OF METHANOL TO FORMALDEHYDE
BE770391A (en) CATALYTIC DEHYDROGENATION PROCESS USING IMPROVED CATALYSTS
FR2289241A1 (en) PROCESS FOR PREPARING A CATALYST FOR THE SYNTHESIS OF AMMONIA
BE803276A (en) PROCESS FOR PREPARING POLYURETHANNES USING A NEW CATALYTIC SYSTEM
BE773686A (en) PROCESS FOR PREPARING A CATALYST FOR HYDROXYDIPHENYL SYNTHESIS
BE815574A (en) PROCESS FOR PREPARING AMINO-ANTHRAQUINONES
BE788864R (en) PROCESS FOR PREPARING A CATALYST FOR HYDROXYDIPHENYL SYNTHESIS
BE777068A (en) PROCESS FOR PREPARING ALCOYLPHENOLS
BE784683A (en) PROCESS FOR PREPARING A CATALYST FOR ACRYONITRILE SYNTHESIS
BE799084A (en) PROCESS FOR PREPARING OXIDATION CATALYSTS
FR2322862A1 (en) PROCESS FOR PREPARING 3-ANILINO-PYRAZOLONES-5
BE777067A (en) PROCESS FOR PREPARING ALCOYLPHENOLS
BE761304A (en) PROCESS FOR PREPARING AMINOPHENYL-TRIAL-COXY-SILANES
BE765198A (en) PROCESS FOR PREPARING A CATALYST
BE764074A (en) PROCESS FOR PREPARING A METAL PHENATE