GB1483329A - Process for the production of diphenylamine - Google Patents

Process for the production of diphenylamine

Info

Publication number
GB1483329A
GB1483329A GB18882/76A GB1888276A GB1483329A GB 1483329 A GB1483329 A GB 1483329A GB 18882/76 A GB18882/76 A GB 18882/76A GB 1888276 A GB1888276 A GB 1888276A GB 1483329 A GB1483329 A GB 1483329A
Authority
GB
United Kingdom
Prior art keywords
cylinders
treated
catalyst
hours
mixture
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB18882/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
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 GB1483329A publication Critical patent/GB1483329A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
GB18882/76A 1975-05-10 1976-05-07 Process for the production of diphenylamine Expired GB1483329A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2520893A DE2520893C2 (de) 1975-05-10 1975-05-10 Verfahren zur Herstellung von Diphenylamin

Publications (1)

Publication Number Publication Date
GB1483329A true GB1483329A (en) 1977-08-17

Family

ID=5946250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18882/76A Expired GB1483329A (en) 1975-05-10 1976-05-07 Process for the production of diphenylamine

Country Status (8)

Country Link
US (1) US4057581A (enExample)
JP (1) JPS51138627A (enExample)
BE (1) BE841636A (enExample)
DE (1) DE2520893C2 (enExample)
ES (1) ES447675A1 (enExample)
FR (1) FR2310996A1 (enExample)
GB (1) GB1483329A (enExample)
IN (1) IN144203B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4435599A (en) 1982-11-26 1984-03-06 The Goodyear Tire & Rubber Company Para-nitrodiphenylamine synthesis
DE3523205A1 (de) * 1985-06-28 1987-01-02 Bayer Ag Traegerkatalysator, verfahren zu seiner herstellung sowie dessen verwendung zur herstellung von hydroxydiphenyl
US4704219A (en) * 1985-07-05 1987-11-03 The B. F. Goodrich Company Novel composition of para-butylated and octylated, ortho-ethylated diphenylamines
DE3801754A1 (de) * 1988-01-22 1989-07-27 Bayer Ag Rhodium-katalysatoren, verfahren zu ihrer herstellung und verfahren zur herstellung von gegebenenfalls substituiertem diphenylamin unter einsatz der rhodium-katalysatoren
US5196592A (en) * 1991-01-10 1993-03-23 Bayer Aktiengesellschaft Process for the preparation of diphenylamines
DE4100514A1 (de) * 1991-01-10 1992-07-16 Bayer Ag Verfahren zur herstellung von diphenylaminen
DE4125755A1 (de) * 1991-08-03 1993-02-04 Bayer Ag Verfahren zur herstellung von diphenylaminen
DE4132945A1 (de) * 1991-10-04 1993-04-08 Bayer Ag Verfahren zur herstellung von diphenylaminen
DE4224366A1 (de) * 1992-07-23 1994-01-27 Bayer Ag Verfahren zur Herstellung von Diphenylaminen
US5382690A (en) * 1992-08-11 1995-01-17 Mitsui Toatsu Chemicals, Incorporated Method for preparing aromatic secondary amino compound
US5536878A (en) * 1992-08-11 1996-07-16 Mitsui Toatsu Chemicals, Inc. Method for preparing aromatic secondary amino compound
US5475139A (en) * 1993-10-22 1995-12-12 Yung Shin Pharm. Ind. Co., Ltd. Method for the preparation of substituted derivatives of diphenyl amine
DE19818709B4 (de) * 1998-04-21 2007-10-11 Richter, Günter, Dipl.-Ing. Lagerungs- und Transportvorrichtung für flüssige Medien

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1038552B (de) * 1956-12-28 1958-09-11 Bayer Ag Verfahren zur Herstellung von Phenylcyclohexylaminen
US3953508A (en) * 1969-08-11 1976-04-27 L'oreal Diphenylamines for dyeing keratinous fibers
DE2049809C3 (de) * 1970-10-10 1975-10-30 Bayer Ag, 5090 Leverkusen Dehydrierungskatalysator
GB1362285A (en) * 1970-10-10 1974-08-07 Bayer Ag Process for the production of a catalyst and its use in the produc tion of hydroxy-diphenyls
DE2102476C3 (de) * 1970-10-10 1974-02-28 Bayer Ag, 5090 Leverkusen Verfahren zur Reinigung von o-Hydroxydiphenyl
IT961240B (it) * 1972-06-24 1973-12-10 Snam Progetti Procedimento per la produzione di difenilammina e suoi derivati

Also Published As

Publication number Publication date
DE2520893A1 (de) 1976-11-25
FR2310996B1 (enExample) 1980-11-14
FR2310996A1 (fr) 1976-12-10
US4057581A (en) 1977-11-08
ES447675A1 (es) 1977-06-16
DE2520893C2 (de) 1982-03-11
BE841636A (fr) 1976-11-10
JPS51138627A (en) 1976-11-30
JPS574623B2 (enExample) 1982-01-27
IN144203B (enExample) 1978-04-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee