FR982131A - Improvement in the manufacture of acrylic nitrile - Google Patents

Improvement in the manufacture of acrylic nitrile

Info

Publication number
FR982131A
FR982131A FR982131DA FR982131A FR 982131 A FR982131 A FR 982131A FR 982131D A FR982131D A FR 982131DA FR 982131 A FR982131 A FR 982131A
Authority
FR
France
Prior art keywords
improvement
manufacture
acrylic nitrile
nitrile
acrylic
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
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.)
Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
Original Assignee
Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
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 Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue filed Critical Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
Application granted granted Critical
Publication of FR982131A publication Critical patent/FR982131A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/08—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds
    • C07C253/12—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds to compounds containing carbon-to-carbon triple bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
FR982131D 1949-01-12 1949-01-12 Improvement in the manufacture of acrylic nitrile Expired FR982131A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR982131T 1949-01-12

Publications (1)

Publication Number Publication Date
FR982131A true FR982131A (en) 1951-06-04

Family

ID=9535139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR982131D Expired FR982131A (en) 1949-01-12 1949-01-12 Improvement in the manufacture of acrylic nitrile

Country Status (1)

Country Link
FR (1) FR982131A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922346C (en) * 1951-06-22 1955-01-13 Ciba Geigy Process for the production of pure acrylic acid nitrile from aqueous acrylic acid nitrile readings with separation of the divinylacetylene
DE960539C (en) * 1952-04-26 1957-03-21 Basf Ag Process for separating the reaction products formed in the production of acrylonitrile from acetylene and hydrocyanic acid from unconverted acetylene
DE1119851B (en) * 1958-09-09 1961-12-21 Knapsack Ag Process for the simultaneous production of acrylic acid nitrile, monovinylacetylene and acetaldehyde
DE1134066B (en) * 1951-12-29 1962-08-02 Stockholms Superfosfat Fab Ab Process for the purification of crude acrylic acid nitrile containing divinylacetylene by azeotropic distillation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922346C (en) * 1951-06-22 1955-01-13 Ciba Geigy Process for the production of pure acrylic acid nitrile from aqueous acrylic acid nitrile readings with separation of the divinylacetylene
DE1134066B (en) * 1951-12-29 1962-08-02 Stockholms Superfosfat Fab Ab Process for the purification of crude acrylic acid nitrile containing divinylacetylene by azeotropic distillation
DE960539C (en) * 1952-04-26 1957-03-21 Basf Ag Process for separating the reaction products formed in the production of acrylonitrile from acetylene and hydrocyanic acid from unconverted acetylene
DE1119851B (en) * 1958-09-09 1961-12-21 Knapsack Ag Process for the simultaneous production of acrylic acid nitrile, monovinylacetylene and acetaldehyde

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