NL168221B - IMPROVEMENT OF A PROCESS FOR THE PRODUCTION OF CAPROLACTAM. - Google Patents

IMPROVEMENT OF A PROCESS FOR THE PRODUCTION OF CAPROLACTAM.

Info

Publication number
NL168221B
NL168221B NL7115350A NL7115350A NL168221B NL 168221 B NL168221 B NL 168221B NL 7115350 A NL7115350 A NL 7115350A NL 7115350 A NL7115350 A NL 7115350A NL 168221 B NL168221 B NL 168221B
Authority
NL
Netherlands
Prior art keywords
caprolactam
improvement
production
Prior art date
Application number
NL7115350A
Other languages
Dutch (nl)
Other versions
NL7115350A (en
NL168221C (en
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of NL7115350A publication Critical patent/NL7115350A/xx
Publication of NL168221B publication Critical patent/NL168221B/en
Application granted granted Critical
Publication of NL168221C publication Critical patent/NL168221C/en

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
    • C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7115350A 1970-11-12 1971-11-08 IMPROVEMENT OF A PROCESS FOR PREPARING CAPROLACTAM. NL168221C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702055621 DE2055621C3 (en) 1970-11-12 1970-11-12 Process for the production of caprolactam

Publications (3)

Publication Number Publication Date
NL7115350A NL7115350A (en) 1972-05-16
NL168221B true NL168221B (en) 1981-10-16
NL168221C NL168221C (en) 1982-03-16

Family

ID=5787876

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7115350A NL168221C (en) 1970-11-12 1971-11-08 IMPROVEMENT OF A PROCESS FOR PREPARING CAPROLACTAM.

Country Status (8)

Country Link
JP (1) JPS5649350A (en)
BE (1) BE775154R (en)
DE (1) DE2055621C3 (en)
FR (1) FR2113853B2 (en)
GB (1) GB1359668A (en)
IT (1) IT988038B (en)
LU (1) LU64199A1 (en)
NL (1) NL168221C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0654377B2 (en) * 1986-07-31 1994-07-20 富士写真フイルム株式会社 Processing method of silver halide color photographic light-sensitive material
JPH07117734B2 (en) * 1986-11-27 1995-12-18 富士写真フイルム株式会社 Processing method of silver halide color photographic light-sensitive material
CN114478385A (en) * 2022-02-24 2022-05-13 江苏扬农化工集团有限公司 Method for preparing caprolactam by reactive distillation

Also Published As

Publication number Publication date
DE2055621A1 (en) 1972-05-18
BE775154R (en) 1972-05-10
NL7115350A (en) 1972-05-16
DE2055621B2 (en) 1980-04-30
LU64199A1 (en) 1972-05-17
FR2113853B2 (en) 1975-09-26
DE2055621C3 (en) 1981-09-10
IT988038B (en) 1975-04-10
JPS5649350A (en) 1981-05-02
FR2113853A2 (en) 1972-06-30
NL168221C (en) 1982-03-16
GB1359668A (en) 1974-07-10
JPS5643462B2 (en) 1981-10-13

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Legal Events

Date Code Title Description
V3 Additional patents lapsed at the same time as the main patent