IL25597A - Elimination of acrolein from acrylonitrile - Google Patents

Elimination of acrolein from acrylonitrile

Info

Publication number
IL25597A
IL25597A IL25597A IL2559766A IL25597A IL 25597 A IL25597 A IL 25597A IL 25597 A IL25597 A IL 25597A IL 2559766 A IL2559766 A IL 2559766A IL 25597 A IL25597 A IL 25597A
Authority
IL
Israel
Prior art keywords
solution
acrolein
raw
acrylonitrile
aqueous
Prior art date
Application number
IL25597A
Other languages
English (en)
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of IL25597A publication Critical patent/IL25597A/en

Links

Classifications

    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/03—Acrylonitrile

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
IL25597A 1965-05-04 1966-04-17 Elimination of acrolein from acrylonitrile IL25597A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1002965 1965-05-04

Publications (1)

Publication Number Publication Date
IL25597A true IL25597A (en) 1970-01-29

Family

ID=11133821

Family Applications (1)

Application Number Title Priority Date Filing Date
IL25597A IL25597A (en) 1965-05-04 1966-04-17 Elimination of acrolein from acrylonitrile

Country Status (12)

Country Link
US (1) US3462477A (de)
BE (1) BE679671A (de)
CH (1) CH484873A (de)
DE (1) DE1593357A1 (de)
DK (1) DK119606B (de)
ES (1) ES326500A1 (de)
GB (1) GB1138143A (de)
IL (1) IL25597A (de)
LU (1) LU51001A1 (de)
NL (1) NL6605077A (de)
NO (1) NO118434B (de)
SE (1) SE333568B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1199697A (en) * 1967-11-13 1970-07-22 Nitto Chemical Industry Co Ltd Process for the Removal of Unreacted Ammonia in the Production of Acrylonitrile
JPS4925560B1 (de) * 1968-04-16 1974-07-01
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US4234510A (en) * 1973-06-07 1980-11-18 Standard Oil Company Recovery of acrylonitrile or methacrylonitrile by condensation
US4119497A (en) * 1975-12-01 1978-10-10 Instituto Mexicano Del Petroleo Process for the purification of acetonitrile
US4238295A (en) * 1978-12-04 1980-12-09 Standard Oil Company Energy efficient recovery of acrylonitrile
KR850001603B1 (ko) * 1980-12-03 1985-10-24 아사히 가세이 고오교오 가부시기가이샤 불포화 니트릴의 제조법
US5606094A (en) * 1995-01-10 1997-02-25 Baker Hughes Incorporated Acrolein scavengers
US6074532A (en) * 1998-11-05 2000-06-13 Nalco/Exxon Energy Chemicals, L.P. Adjunct for removal of aldehydes from chemical manufacturing production streams during distillative purification
US6331264B1 (en) 1999-03-31 2001-12-18 E. I. Du Pont De Nemours And Company Low emission polymer compositions
US6277289B1 (en) 1999-07-01 2001-08-21 E. I. Du Pont De Nemours And Company Treatment of aqueous aldehyde waste streams
US20040222154A1 (en) * 2003-05-08 2004-11-11 E.I.Du Pont De Nemours & Company Treatment of non-aqueous aldehyde waste streams
US7196231B2 (en) * 2003-06-27 2007-03-27 Solutia, Inc. Process for removal of acrolein from acrylonitrile product streams

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3328266A (en) * 1967-06-27 Modiano etal separation of acrylonitrile by extractive distillation with water
US3185636A (en) * 1962-02-19 1965-05-25 Standard Oil Co Removal of saturated carbonyls from acrylonitrile
FR1336342A (fr) * 1962-07-20 1963-08-30 Electrochimie Soc Perfectionnements à la séparation de l'acrylonitrile

Also Published As

Publication number Publication date
SE333568B (de) 1971-03-22
LU51001A1 (de) 1966-07-04
DK119606B (da) 1971-02-01
GB1138143A (en) 1968-12-27
ES326500A1 (es) 1967-03-01
DE1593357A1 (de) 1970-07-23
US3462477A (en) 1969-08-19
NL6605077A (de) 1966-11-07
BE679671A (de) 1966-10-03
CH484873A (de) 1970-01-31
NO118434B (de) 1969-12-29

Similar Documents

Publication Publication Date Title
US2797148A (en) Recovery of nh3 from a gaseous mixture containing nh3 and hcn
IL25597A (en) Elimination of acrolein from acrylonitrile
NO162858B (no) Analogifremgangsmaate ved fremstilling av terapeutisk aktive thiazolidinderivater.
GB1463266A (en) Preparation of hydroxypivaldehyde
US3607022A (en) Removal of ammonia from gas mixtures
US2463453A (en) Nitric acid concentration
GB1199697A (en) Process for the Removal of Unreacted Ammonia in the Production of Acrylonitrile
US3742016A (en) Production and purification of acetone cyanohydrin by multiple stage distillation and condensation steps
US2405747A (en) Recovery of acidic gases
US4155989A (en) Removal of nitric acid from nitric acid-sulfuric acid mixtures
GB820437A (en) Recovery of ammonia and hydrogen cyanide
US1401937A (en) Purification of maleic acid by reducing agents
US2122544A (en) Process for the recovery of sulphur dioxide
GB958054A (en) Method of recovering ammonia from coke-oven gases
DE2344918A1 (de) Verbessertes verfahren zur gewinnung von cyanwasserstoff
US4088684A (en) Urea reactor effluent solution recycle in urea synthesis
US2647914A (en) Manufacture of an alkyl nitrate
GB1455204A (en) Process for purifying coke oven gas
US2086731A (en) Recovery of hydrocyanic acid
US2723184A (en) Recovery of hydrocyanic acid
US2935480A (en) Preparation of nitrogen oxides
US4328198A (en) Cyclic process for the preparation and processing of a hydroxylammonium salt solution
US2765215A (en) Method of making chlorine dioxide
US2849288A (en) Recovery of ammonia and pyridine
CA1165094A (en) Stripping of aqueous ammonium carbonate solution