DK119606B - Fremgangsmåde til rensning af råt acrylonitril. - Google Patents

Fremgangsmåde til rensning af råt acrylonitril.

Info

Publication number
DK119606B
DK119606B DK223966AA DK223966A DK119606B DK 119606 B DK119606 B DK 119606B DK 223966A A DK223966A A DK 223966AA DK 223966 A DK223966 A DK 223966A DK 119606 B DK119606 B DK 119606B
Authority
DK
Denmark
Prior art keywords
purifying crude
crude acrylonitrile
acrylonitrile
purifying
crude
Prior art date
Application number
DK223966AA
Other languages
Danish (da)
English (en)
Inventor
N Ferlazzo
V Penzo
G Caporali
G Barberis
Original Assignee
Edison 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 Edison Spa filed Critical Edison Spa
Publication of DK119606B publication Critical patent/DK119606B/da

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)
DK223966AA 1965-05-04 1966-05-02 Fremgangsmåde til rensning af råt acrylonitril. DK119606B (da)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DK119606B true DK119606B (da) 1971-02-01

Family

ID=11133821

Family Applications (1)

Application Number Title Priority Date Filing Date
DK223966AA DK119606B (da) 1965-05-04 1966-05-02 Fremgangsmåde til rensning af råt acrylonitril.

Country Status (12)

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

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 (ro) * 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 (ro) 1971-03-22
LU51001A1 (ro) 1966-07-04
GB1138143A (en) 1968-12-27
ES326500A1 (es) 1967-03-01
IL25597A (en) 1970-01-29
DE1593357A1 (de) 1970-07-23
US3462477A (en) 1969-08-19
NL6605077A (ro) 1966-11-07
BE679671A (ro) 1966-10-03
CH484873A (de) 1970-01-31
NO118434B (ro) 1969-12-29

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