BE750777A - Perfectionnements a la purification de l'acroleine - Google Patents

Perfectionnements a la purification de l'acroleine

Info

Publication number
BE750777A
BE750777A BE750777DA BE750777A BE 750777 A BE750777 A BE 750777A BE 750777D A BE750777D A BE 750777DA BE 750777 A BE750777 A BE 750777A
Authority
BE
Belgium
Prior art keywords
acrolein purification
acrolein
purification
purification improvements
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of BE750777A publication Critical patent/BE750777A/xx

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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C07C45/83—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
BE750777D 1969-06-09 1970-05-22 Perfectionnements a la purification de l'acroleine BE750777A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6918905A FR2045610A1 (xx) 1969-06-09 1969-06-09

Publications (1)

Publication Number Publication Date
BE750777A true BE750777A (fr) 1970-11-03

Family

ID=9035357

Family Applications (1)

Application Number Title Priority Date Filing Date
BE750777D BE750777A (fr) 1969-06-09 1970-05-22 Perfectionnements a la purification de l'acroleine

Country Status (6)

Country Link
US (1) US3860495A (xx)
JP (1) JPS5028938B1 (xx)
BE (1) BE750777A (xx)
CH (1) CH527783A (xx)
FR (1) FR2045610A1 (xx)
GB (1) GB1278148A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453166A1 (fr) * 1979-04-06 1980-10-31 Propylox Sa Procede pour l'epuration d'oxydes d'olefines
FR2735989B1 (fr) * 1995-06-29 1997-08-14 Rhone Poulenc Nutrition Animal Procede et installation de purification d'un flux gazeux contenant de l'acroleine
FR2835831B1 (fr) * 2002-02-12 2006-09-01 Aventis Animal Nutrition Sa Procede de purification de l'acroleine
JP5632787B2 (ja) * 2011-04-05 2014-11-26 株式会社日立製作所 超臨界水を用いた反応プロセス
CN112778111B (zh) * 2021-01-25 2022-07-08 浙江恒逸石化研究院有限公司 一种从丙烯醛水合制3-羟基丙醛的水合产物中分离回收丙烯醛的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791550A (en) * 1957-05-07 Resolution of aqueous carbonyl-carbinol mixtures
NL54420C (xx) * 1937-05-25
US2542752A (en) * 1949-05-27 1951-02-20 Shell Dev Dehydration of acrolein by stratification and distillation
US2574935A (en) * 1950-02-04 1951-11-13 Shell Dev Separation of saturated from unsaturated aldehydes
US2767216A (en) * 1955-10-31 1956-10-16 Shell Dev Drying of acrolein by extractive separation with glycerol
US2981753A (en) * 1958-12-02 1961-04-25 Shell Oil Co Production of unsaturated aldehydes
US3149055A (en) * 1962-08-22 1964-09-15 Standard Oil Co Purification of olefinically unsaturated nitriles
US3220932A (en) * 1964-03-10 1965-11-30 Union Carbide Corp Recovery of acrolein from propionaldehyde by extractive distillation
FR1427860A (fr) * 1964-12-24 1966-02-11 Electrochimie Soc Perfectionnements aux procédés d'obtention d'acrylonitrile et d'acétonitrile purs
US3507755A (en) * 1967-10-17 1970-04-21 Bayer Ag Process for the purification of acrylonitrile by distillation with side stream withdrawal and decantation

Also Published As

Publication number Publication date
US3860495A (en) 1975-01-14
CH527783A (fr) 1972-09-15
FR2045610A1 (xx) 1971-03-05
GB1278148A (en) 1972-06-14
JPS5028938B1 (xx) 1975-09-19

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