FR1091934A - Procédé de purification de cétène - Google Patents

Procédé de purification de cétène

Info

Publication number
FR1091934A
FR1091934A FR1091934DA FR1091934A FR 1091934 A FR1091934 A FR 1091934A FR 1091934D A FR1091934D A FR 1091934DA FR 1091934 A FR1091934 A FR 1091934A
Authority
FR
France
Prior art keywords
ketene
purification process
purification
ketene 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
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst 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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR1091934A publication Critical patent/FR1091934A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/87—Preparation of ketenes or dimeric ketenes
    • C07C45/90—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1091934D 1953-01-24 1954-01-22 Procédé de purification de cétène Expired FR1091934A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1091934X 1953-01-24

Publications (1)

Publication Number Publication Date
FR1091934A true FR1091934A (fr) 1955-04-15

Family

ID=7721979

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1091934D Expired FR1091934A (fr) 1953-01-24 1954-01-22 Procédé de purification de cétène

Country Status (1)

Country Link
FR (1) FR1091934A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0053793A1 (fr) * 1980-12-08 1982-06-16 Hoechst Aktiengesellschaft Procédé de préparation de cétène

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0053793A1 (fr) * 1980-12-08 1982-06-16 Hoechst Aktiengesellschaft Procédé de préparation de cétène

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