NL284786A - - Google Patents

Info

Publication number
NL284786A
NL284786A NL284786DA NL284786A NL 284786 A NL284786 A NL 284786A NL 284786D A NL284786D A NL 284786DA NL 284786 A NL284786 A NL 284786A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL284786A publication Critical patent/NL284786A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
    • 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
    • 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
    • B01J23/74—Iron group 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • 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
    • B01J23/90—Regeneration or reactivation
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Pyrrole Compounds (AREA)
NL284786D 1961-10-28 NL284786A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB64578A DE1204674B (de) 1961-10-28 1961-10-28 Verfahren zur Herstellung von Pyrrolidon

Publications (1)

Publication Number Publication Date
NL284786A true NL284786A (de) 1900-01-01

Family

ID=6974438

Family Applications (2)

Application Number Title Priority Date Filing Date
NL284786D NL284786A (de) 1961-10-28
NL62284786A NL140850B (nl) 1961-10-28 1962-10-26 Werkwijze voor de bereiding van alfa-pyrrolidon.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL62284786A NL140850B (nl) 1961-10-28 1962-10-26 Werkwijze voor de bereiding van alfa-pyrrolidon.

Country Status (5)

Country Link
US (1) US3198808A (de)
BE (1) BE624064A (de)
CH (1) CH411886A (de)
DE (1) DE1204674B (de)
NL (2) NL140850B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE658968A (de) * 1964-01-29
US3884936A (en) * 1971-01-21 1975-05-20 Sun Research Development Preparation of 2-pyrrolidone
US4356124A (en) * 1979-10-05 1982-10-26 The Standard Oil Company Process for the production of pyrrolidones
NL7909230A (nl) * 1979-12-21 1981-07-16 Stamicarbon Werkwijze voor het bereiden van een 2-pyrrolidon.
US4800227A (en) * 1984-08-20 1989-01-24 Phillips Petroleum Company Process for the production of lactams
US4814464A (en) * 1987-03-30 1989-03-21 Amoco Corporation Process for making N-alkylpyrrolidones
DE4018243A1 (de) * 1990-06-07 1991-12-12 Basf Ag Verfahren zur herstellung von n-substituierten pyrrolidonen
DE4203527A1 (de) * 1992-02-07 1993-08-12 Akzo Nv Verfahren zur herstellung von pyrrolidon und n-alkylpyrrolidonen
US6603021B2 (en) 2001-06-18 2003-08-05 Battelle Memorial Institute Methods of making pyrrolidones
US7199250B2 (en) * 2002-12-20 2007-04-03 Battelle Memorial Institute Process for producing cyclic compounds
US9090560B2 (en) 2013-09-04 2015-07-28 Council Of Scientific & Industrial Research Process for microwave assisted synthesis of N-methyl pyrrolidone

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2187745A (en) * 1934-09-01 1940-01-23 Du Pont Process for hydrogenating amides and imides to amines
US3109005A (en) * 1961-05-15 1963-10-29 Halcon International Inc Process for making 2-pyrrolidone from maleic anhydride
US3080377A (en) * 1961-07-17 1963-03-05 Fmc Corp Preparation of 2-pyrrolidone from succinic anhydride, ammonia and hydrogen in the presence of raney cobalt

Also Published As

Publication number Publication date
BE624064A (fr) 1963-04-25
US3198808A (en) 1965-08-03
DE1204674B (de) 1965-11-11
NL140850B (nl) 1974-01-15
CH411886A (de) 1966-04-30

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