CH581102A5 - - Google Patents

Info

Publication number
CH581102A5
CH581102A5 CH1314273A CH1314273A CH581102A5 CH 581102 A5 CH581102 A5 CH 581102A5 CH 1314273 A CH1314273 A CH 1314273A CH 1314273 A CH1314273 A CH 1314273A CH 581102 A5 CH581102 A5 CH 581102A5
Authority
CH
Switzerland
Application number
CH1314273A
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 CH581102A5 publication Critical patent/CH581102A5/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
CH1314273A 1972-09-15 1973-09-13 CH581102A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2245300A DE2245300A1 (en) 1972-09-15 1972-09-15 PROCESS FOR PROCESSING OF BORIC ACID-CONTAINING LACTAM RESIDUES

Publications (1)

Publication Number Publication Date
CH581102A5 true CH581102A5 (en) 1976-10-29

Family

ID=5856431

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1314273A CH581102A5 (en) 1972-09-15 1973-09-13

Country Status (9)

Country Link
JP (1) JPS50111088A (en)
BE (1) BE804806A (en)
CA (1) CA1013706A (en)
CH (1) CH581102A5 (en)
DE (1) DE2245300A1 (en)
FR (1) FR2200265B1 (en)
GB (1) GB1399061A (en)
IT (1) IT997547B (en)
NL (1) NL7312718A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010271A1 (en) * 1978-10-17 1980-04-30 BASF Aktiengesellschaft Crystallisation process for the purification of crude caprolactam

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3729853A1 (en) * 1987-09-05 1989-03-23 Basf Ag METHOD FOR PROCESSING DISTILLATION RESIDUES RESULTING FROM CLEANING CAPROLACTAM

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR896883A (en) * 1942-08-18 1945-03-06 Ig Farbenindustrie Ag Process for recovering lactams from dilute aqueous solutions
DE1155132B (en) * 1961-11-14 1963-10-03 Basf Ag Process for the production of lactams

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010271A1 (en) * 1978-10-17 1980-04-30 BASF Aktiengesellschaft Crystallisation process for the purification of crude caprolactam

Also Published As

Publication number Publication date
FR2200265B1 (en) 1978-09-08
GB1399061A (en) 1975-06-25
BE804806A (en) 1974-03-13
CA1013706A (en) 1977-07-12
IT997547B (en) 1975-12-30
JPS50111088A (en) 1975-09-01
FR2200265A1 (en) 1974-04-19
NL7312718A (en) 1974-03-19
DE2245300A1 (en) 1974-03-28

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Legal Events

Date Code Title Description
PL Patent ceased