DE3173929D1 - Recycling catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide - Google Patents

Recycling catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide

Info

Publication number
DE3173929D1
DE3173929D1 DE8181305867T DE3173929T DE3173929D1 DE 3173929 D1 DE3173929 D1 DE 3173929D1 DE 8181305867 T DE8181305867 T DE 8181305867T DE 3173929 T DE3173929 T DE 3173929T DE 3173929 D1 DE3173929 D1 DE 3173929D1
Authority
DE
Germany
Prior art keywords
dimethylamine
dimethylformamide
preparation
carbon monoxide
recycling catalyst
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
DE8181305867T
Other languages
English (en)
Inventor
Harold Edward Bellis
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22811365&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3173929(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3173929D1 publication Critical patent/DE3173929D1/de
Expired legal-status Critical Current

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
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/40—Regeneration or reactivation
    • B01J31/4015—Regeneration or reactivation of catalysts containing metals
    • 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
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0201—Oxygen-containing compounds
    • B01J31/0211—Oxygen-containing compounds with a metal-oxygen link
    • B01J31/0212—Alkoxylates
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE8181305867T 1980-12-17 1981-12-14 Recycling catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide Expired DE3173929D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/217,504 US4302598A (en) 1980-12-17 1980-12-17 Recycling catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide

Publications (1)

Publication Number Publication Date
DE3173929D1 true DE3173929D1 (en) 1986-04-03

Family

ID=22811365

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181305867T Expired DE3173929D1 (en) 1980-12-17 1981-12-14 Recycling catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide

Country Status (6)

Country Link
US (1) US4302598A (de)
EP (1) EP0054427B2 (de)
JP (1) JPS57123153A (de)
CA (1) CA1175063A (de)
DE (1) DE3173929D1 (de)
MX (1) MX159563A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558157A (en) * 1984-06-05 1985-12-10 Air Products And Chemicals, Inc. Synthesis of dimethylformamide

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1787438A (en) * 1926-12-15 1931-01-06 Frederick J Ennis Aeroplane-ascension apparatus
GB690131A (en) * 1950-01-05 1953-04-15 Degussa Production of n-alkyl-formamides
US2793211A (en) * 1954-11-09 1957-05-21 Rohm & Haas Preparation of formamides
US2866822A (en) * 1956-06-27 1958-12-30 Du Pont Low pressure production of formamides
AT208836B (de) * 1958-08-22 1960-04-25 Leuna Werke Veb Verfahren zur Herstellung von Dimethylformamid
US3781352A (en) * 1971-08-31 1973-12-25 Steel Corp Process for preparing formamide in the presence of oxygen
US3922304A (en) * 1974-02-26 1975-11-25 Du Pont Process for preparing p-phenylenediamine
GB1568833A (en) * 1976-03-12 1980-06-04 Ucb Sa Process for the production of formamides
US4140716A (en) * 1978-01-05 1979-02-20 Monsanto Company Process for making an amide of formic acid and forming nitrodiarylamine therefrom

Also Published As

Publication number Publication date
US4302598A (en) 1981-11-24
EP0054427A1 (de) 1982-06-23
MX159563A (es) 1989-07-06
CA1175063A (en) 1984-09-25
JPS57123153A (en) 1982-07-31
EP0054427B2 (de) 1991-05-08
EP0054427B1 (de) 1986-02-26
JPH0259137B2 (de) 1990-12-11

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee