NL8103068A - Zuivering van acetonitril door extractie met loog. - Google Patents

Zuivering van acetonitril door extractie met loog. Download PDF

Info

Publication number
NL8103068A
NL8103068A NL8103068A NL8103068A NL8103068A NL 8103068 A NL8103068 A NL 8103068A NL 8103068 A NL8103068 A NL 8103068A NL 8103068 A NL8103068 A NL 8103068A NL 8103068 A NL8103068 A NL 8103068A
Authority
NL
Netherlands
Prior art keywords
acetonitrile
water
purification
alkali metal
hydroxide
Prior art date
Application number
NL8103068A
Other languages
English (en)
Dutch (nl)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of NL8103068A publication Critical patent/NL8103068A/nl

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C255/03—Mononitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
NL8103068A 1980-06-26 1981-06-25 Zuivering van acetonitril door extractie met loog. NL8103068A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16310080 1980-06-26
US06/163,100 US4287134A (en) 1980-06-26 1980-06-26 Purification of acetonitrile by caustic extraction

Publications (1)

Publication Number Publication Date
NL8103068A true NL8103068A (nl) 1982-01-18

Family

ID=22588479

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8103068A NL8103068A (nl) 1980-06-26 1981-06-25 Zuivering van acetonitril door extractie met loog.

Country Status (8)

Country Link
US (1) US4287134A (el)
JP (1) JPS5732259A (el)
KR (1) KR840001839B1 (el)
CA (1) CA1166269A (el)
DE (1) DE3125262A1 (el)
FR (1) FR2485528A1 (el)
GB (1) GB2079747B (el)
NL (1) NL8103068A (el)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3334328A1 (de) * 1983-09-22 1985-04-11 Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München Verfahren zur vernichtung von gebundener blausaeure und acrylnitril in rohem acetonitril
US5250721A (en) * 1991-12-11 1993-10-05 The Standard Oil Company Method for stabilization of crude acetonitrile as oxidation or ammoxidation feed
EP0641314B1 (en) * 1992-05-21 1997-01-22 Cryodyne Technologies Inc. Method for purification of acetonitrile
US5629443A (en) * 1993-05-14 1997-05-13 Asahi Kasei Kogyo Kabushiki Kaisha Highly purified acetonitrile and process for purifying crude acetonitrile
GB2285443B (en) * 1993-05-14 1997-07-02 Asahi Chemical Ind Highly purified acetonitrile and process for purifying crude acetonitrile
US5440068A (en) * 1993-12-30 1995-08-08 The Standard Oil Company Acetonitrile purification via an adsorption-based process
ES2131269T3 (es) * 1995-01-25 1999-07-16 Standard Oil Co Ohio Purificacion de acetonitrilo por medio de un proceso basado en la adsorcion.
TR28966A (tr) * 1995-03-14 1997-07-21 Standard Oil Co Ohio Adsorpsiyona dayali islem vasitasiyla asetonitrilin saflastirilmasi.
CN107935887B (zh) * 2017-12-21 2020-12-08 上海应用技术大学 一种梯度级乙腈的制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2453472A (en) * 1944-10-12 1948-11-09 Sinclair Refining Co Dehydration of saturated nitriles
FR1081752A (fr) * 1952-08-05 1954-12-22 Basf Ag Procédé de purification de l'acrylnitrile
US3203974A (en) * 1962-09-05 1965-08-31 Universal Oil Prod Co Purification of acetonitrile and propionitrile
US3328458A (en) * 1964-09-10 1967-06-27 Universal Oil Prod Co Purification of nitriles
FR1431919A (fr) 1965-02-06 1966-03-18 Electrochimie Soc Perfectionnements à la purification de mélanges contenant de l'acétonitrile
US3451899A (en) * 1965-12-21 1969-06-24 Badger Co Purification of acetonitrile by an azeotropic distillation method
US4119497A (en) * 1975-12-01 1978-10-10 Instituto Mexicano Del Petroleo Process for the purification of acetonitrile

Also Published As

Publication number Publication date
GB2079747A (en) 1982-01-27
KR840001839B1 (ko) 1984-10-22
KR830006143A (ko) 1983-09-17
FR2485528A1 (fr) 1981-12-31
JPS5732259A (en) 1982-02-20
CA1166269A (en) 1984-04-24
FR2485528B1 (el) 1984-10-12
DE3125262A1 (de) 1982-06-09
US4287134A (en) 1981-09-01
GB2079747B (en) 1984-03-07

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed