FR1352268A - Perfectionnements à la purification des nitriles non saturés - Google Patents

Perfectionnements à la purification des nitriles non saturés

Info

Publication number
FR1352268A
FR1352268A FR920556A FR920556A FR1352268A FR 1352268 A FR1352268 A FR 1352268A FR 920556 A FR920556 A FR 920556A FR 920556 A FR920556 A FR 920556A FR 1352268 A FR1352268 A FR 1352268A
Authority
FR
France
Prior art keywords
purification
unsaturated nitriles
nitriles
unsaturated
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
FR920556A
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.)
ELECTRO CHIMIE SOC D
Original Assignee
ELECTRO CHIMIE SOC D
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 ELECTRO CHIMIE SOC D filed Critical ELECTRO CHIMIE SOC D
Priority to FR920556A priority Critical patent/FR1352268A/fr
Application granted granted Critical
Publication of FR1352268A publication Critical patent/FR1352268A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00Preparation of carboxylic acid nitriles
    • C07C253/32Separation; Purification; Stabilisation; Use of additives
    • C07C253/34Separation; Purification
FR920556A 1963-01-05 1963-01-05 Perfectionnements à la purification des nitriles non saturés Expired FR1352268A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR920556A FR1352268A (fr) 1963-01-05 1963-01-05 Perfectionnements à la purification des nitriles non saturés

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR920556A FR1352268A (fr) 1963-01-05 1963-01-05 Perfectionnements à la purification des nitriles non saturés
GB4932463A GB998639A (en) 1963-01-05 1963-12-13 Improvements in or relating to the purification of acrylonitrile by distillation
DE1964S0088940 DE1618901B2 (de) 1963-01-05 1964-01-03 Verfahren zur trennung von acrylnitril und cyanwasserstoff
BE642128A BE642128A (fr) 1963-01-05 1964-01-06
US3459639D US3459639A (en) 1963-01-05 1967-04-24 Separation of acrylonitrile from vapor-phase reaction mixtures by extractive distillation with controlled ph of the mixture

Publications (1)

Publication Number Publication Date
FR1352268A true FR1352268A (fr) 1964-02-14

Family

ID=8794137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920556A Expired FR1352268A (fr) 1963-01-05 1963-01-05 Perfectionnements à la purification des nitriles non saturés

Country Status (5)

Country Link
US (1) US3459639A (fr)
BE (1) BE642128A (fr)
DE (1) DE1618901B2 (fr)
FR (1) FR1352268A (fr)
GB (1) GB998639A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791286A (fr) * 1971-11-17 1973-03-01 Snam Progetti Procede de purification d'acrylonitrile
DE2260248C3 (fr) * 1972-12-08 1981-08-27 Linde Ag, 6200 Wiesbaden, De
US3929586A (en) * 1973-05-07 1975-12-30 Organic Chemicals Company Inc Process for treatment of organic solvent-containing waste sludges
US4234510A (en) * 1973-06-07 1980-11-18 Standard Oil Company Recovery of acrylonitrile or methacrylonitrile by condensation
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile
US4272374A (en) * 1979-08-03 1981-06-09 Baker William E Apparatus for treating wastewater
EP0276297B1 (fr) * 1986-08-13 1991-12-27 The Lubrizol Corporation Procede de recuperation et de purification de l'acrylonitrile non soumis a reaction
ES2371637T3 (es) * 2003-01-03 2012-01-05 Ineos Usa Llc Procedimiento para recuperar acrilonitrilo o metacrilonitrilo.
US7196231B2 (en) * 2003-06-27 2007-03-27 Solutia, Inc. Process for removal of acrolein from acrylonitrile product streams
EP2711429B1 (fr) 2011-05-19 2018-12-26 Mitsubishi Chemical Corporation Procédé pour la production de solution aqueuse d'acrylamide
US9102590B2 (en) 2011-05-19 2015-08-11 Mitsubishi Rayon Co., Ltd. Method for producing acrylamide aqueous solution

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2827423A (en) * 1955-10-05 1958-03-18 American Cyanamid Co Preparation of acrylonitrile
US2956029A (en) * 1957-07-22 1960-10-11 Monsanto Chemicals Regeneration of cuprous chloride catalysts employed in the production of acrylonitrile
US3073753A (en) * 1957-10-10 1963-01-15 Distillers Co Yeast Ltd Recovery of acrylonitrile
US3051630A (en) * 1958-01-25 1962-08-28 Distillers Co Yeast Ltd Purification of acrylonitrile
IT634243A (fr) * 1959-08-14
NL278227A (fr) * 1961-05-27
US3185636A (en) * 1962-02-19 1965-05-25 Standard Oil Co Removal of saturated carbonyls from acrylonitrile

Also Published As

Publication number Publication date
DE1618901A1 (de) 1971-02-25
BE642128A (fr) 1964-05-04
DE1618901B2 (de) 1976-10-14
GB998639A (en) 1965-07-21
US3459639A (en) 1969-08-05

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