[go: up one dir, main page]

FR1110121A - Procédé de fabrication de la pyrrolidone - Google Patents

Procédé de fabrication de la pyrrolidone

Info

Publication number
FR1110121A
FR1110121A FR1110121DA FR1110121A FR 1110121 A FR1110121 A FR 1110121A FR 1110121D A FR1110121D A FR 1110121DA FR 1110121 A FR1110121 A FR 1110121A
Authority
FR
France
Prior art keywords
pyrrolidone
manufacturing process
manufacturing
pyrrolidone manufacturing
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
Other languages
English (en)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR1110121A publication Critical patent/FR1110121A/fr
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1110121D 1953-10-21 1954-10-16 Procédé de fabrication de la pyrrolidone Expired FR1110121A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1110121X 1953-10-21

Publications (1)

Publication Number Publication Date
FR1110121A true FR1110121A (fr) 1956-02-06

Family

ID=10874730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1110121D Expired FR1110121A (fr) 1953-10-21 1954-10-16 Procédé de fabrication de la pyrrolidone

Country Status (1)

Country Link
FR (1) FR1110121A (fr)

Similar Documents

Publication Publication Date Title
FR1095348A (fr) Procédé de fabrication de cétones bicycliques
FR1103472A (fr) Procédé de fabrication de filières
FR1103304A (fr) Procédé de fabrication de vinylchlorosilanes
FR1103723A (fr) Procédé perfectionné de fabrication de copolymères
FR1108786A (fr) Procédé de fabrication d'élastomères
FR1109935A (fr) Dérivés époxydes et procédé de fabrication
CH318834A (fr) Procédé de fabrication de nouvelles interpolyamides
FR1092526A (fr) Procédé de fabrication des skis
FR1073710A (fr) Procédé de fabrication des chaussures
FR1110121A (fr) Procédé de fabrication de la pyrrolidone
FR1148436A (fr) Procédé de fabrication de catalyseurs
FR1116807A (fr) Procédé de fabrication de moules
FR1093140A (fr) Procédé de fabrication de nitrocellulose
FR1071387A (fr) Procédé de fabrication de pantalons
FR1162117A (fr) Procédé de fabrication de ganglioplégiques
FR1090006A (fr) Procédé de moulage
FR1109297A (fr) Procédé de fabrication de l'acétone
FR1089541A (fr) Procédé de fabrication de cyanhydrines
FR1090634A (fr) Procédé de fabrication de coussinets
FR1110092A (fr) Procédé de fabrication de copolymères
FR1102032A (fr) Procédé de fabrication de lampes électriques
FR1105968A (fr) Procédé de fabrication d'éthylène
FR1075800A (fr) Procédé de fabrication de chaussures
FR1101399A (fr) Procédé de fabrication de bobines
FR1096923A (fr) Procédé de fabrication de méthyl-alcoyle-amines tertiaires