FR1337527A - Caprolactam Purification Process - Google Patents

Caprolactam Purification Process

Info

Publication number
FR1337527A
FR1337527A FR907820A FR907820A FR1337527A FR 1337527 A FR1337527 A FR 1337527A FR 907820 A FR907820 A FR 907820A FR 907820 A FR907820 A FR 907820A FR 1337527 A FR1337527 A FR 1337527A
Authority
FR
France
Prior art keywords
purification process
caprolactam purification
caprolactam
purification
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
FR907820A
Other languages
French (fr)
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.)
SNIA Viscosa SpA
Original Assignee
SNIA Viscosa SpA
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 SNIA Viscosa SpA filed Critical SNIA Viscosa SpA
Priority to FR907820A priority Critical patent/FR1337527A/en
Application granted granted Critical
Publication of FR1337527A publication Critical patent/FR1337527A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D201/00Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16Separation or purification
FR907820A 1962-08-27 1962-08-27 Caprolactam Purification Process Expired FR1337527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR907820A FR1337527A (en) 1962-08-27 1962-08-27 Caprolactam Purification Process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR907820A FR1337527A (en) 1962-08-27 1962-08-27 Caprolactam Purification Process

Publications (1)

Publication Number Publication Date
FR1337527A true FR1337527A (en) 1963-09-13

Family

ID=8785748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR907820A Expired FR1337527A (en) 1962-08-27 1962-08-27 Caprolactam Purification Process

Country Status (1)

Country Link
FR (1) FR1337527A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0138241A3 (en) * 1983-08-31 1987-06-03 Stamicarbon B.V. Recovery of caprolactam from caprolactam-containing distillation residue
EP0635487A1 (en) * 1993-07-19 1995-01-25 Dsm N.V. Hydrogenation process for use purification of a water caprolactam mixture
NL1003564C2 (en) * 1996-07-11 1998-01-15 Dsm Nv Method for separating a ketoxime or aldoxime from an amide.

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0138241A3 (en) * 1983-08-31 1987-06-03 Stamicarbon B.V. Recovery of caprolactam from caprolactam-containing distillation residue
EP0635487A1 (en) * 1993-07-19 1995-01-25 Dsm N.V. Hydrogenation process for use purification of a water caprolactam mixture
BE1007298A3 (en) * 1993-07-19 1995-05-09 Dsm Nv PROCESS FOR THE PURIFICATION OF A WATER-EPSILON-caprolactam mixture.
CN1052223C (en) * 1993-07-19 2000-05-10 Dsm有限公司 Process for the purification of a water-epsilon-caprolactam mixture
NL1003564C2 (en) * 1996-07-11 1998-01-15 Dsm Nv Method for separating a ketoxime or aldoxime from an amide.
WO1998002416A1 (en) * 1996-07-11 1998-01-22 Dsm N.V. Process for the separation of a ketoxime or aldoxime from an amide
US6706153B2 (en) * 1996-07-11 2004-03-16 Dsm N.V. Process for the separation of a ketoxime or aldoxime from an amide

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