FR949405A - Procédé de purification de l'acrylonitrile - Google Patents
Procédé de purification de l'acrylonitrileInfo
- Publication number
- FR949405A FR949405A FR949405DA FR949405A FR 949405 A FR949405 A FR 949405A FR 949405D A FR949405D A FR 949405DA FR 949405 A FR949405 A FR 949405A
- Authority
- FR
- France
- Prior art keywords
- purification process
- acrylonitrile purification
- acrylonitrile
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/42—Nitriles
- C08F20/44—Acrylonitrile
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US949405XA | 1945-06-21 | 1945-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR949405A true FR949405A (fr) | 1949-08-30 |
Family
ID=22248056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR949405D Expired FR949405A (fr) | 1945-06-21 | 1947-07-16 | Procédé de purification de l'acrylonitrile |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR949405A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2807573A (en) * | 1954-04-28 | 1957-09-24 | Escambia Chem Corp | Purification of acrylonitrile by extractive distillation |
DE1116215B (de) * | 1955-05-19 | 1961-11-02 | Monsanto Chemicals | Verfahren zur Reinigung von geringe Mengen Methylvinylketon enthaltendem Acrylsaeurenitril |
DE1134066B (de) * | 1951-12-29 | 1962-08-02 | Stockholms Superfosfat Fab Ab | Verfahren zur Reinigung von Divinylacetylen enthaltendem Rohacrylsaeurenitril durch azeotrope Destillation |
DE1146489B (de) * | 1955-08-25 | 1963-04-04 | American Cyanamid Co | Verfahren zur Gewinnung von eisenfreiem Acrylsaeureamid aus einer waessrigen eisenhaltigen Acrylsaeureamid-loesung |
US3329582A (en) * | 1963-01-16 | 1967-07-04 | Knapsack Ag | Process for separating acrylonitrile and hydrocyanic acid from mixtures by distillation with phenothiazine and phosphoric acid |
-
1947
- 1947-07-16 FR FR949405D patent/FR949405A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1134066B (de) * | 1951-12-29 | 1962-08-02 | Stockholms Superfosfat Fab Ab | Verfahren zur Reinigung von Divinylacetylen enthaltendem Rohacrylsaeurenitril durch azeotrope Destillation |
US2807573A (en) * | 1954-04-28 | 1957-09-24 | Escambia Chem Corp | Purification of acrylonitrile by extractive distillation |
DE1116215B (de) * | 1955-05-19 | 1961-11-02 | Monsanto Chemicals | Verfahren zur Reinigung von geringe Mengen Methylvinylketon enthaltendem Acrylsaeurenitril |
DE1146489B (de) * | 1955-08-25 | 1963-04-04 | American Cyanamid Co | Verfahren zur Gewinnung von eisenfreiem Acrylsaeureamid aus einer waessrigen eisenhaltigen Acrylsaeureamid-loesung |
US3329582A (en) * | 1963-01-16 | 1967-07-04 | Knapsack Ag | Process for separating acrylonitrile and hydrocyanic acid from mixtures by distillation with phenothiazine and phosphoric acid |
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