CH523228A - Process for the separation and purification of olefinic nitriles - Google Patents

Process for the separation and purification of olefinic nitriles

Info

Publication number
CH523228A
CH523228A CH546671A CH546671A CH523228A CH 523228 A CH523228 A CH 523228A CH 546671 A CH546671 A CH 546671A CH 546671 A CH546671 A CH 546671A CH 523228 A CH523228 A CH 523228A
Authority
CH
Switzerland
Prior art keywords
purification
separation
olefinic nitriles
nitriles
olefinic
Prior art date
Application number
CH546671A
Other languages
French (fr)
Inventor
Chih Wu Hsin
Original Assignee
Standard Oil Co
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 Standard Oil Co filed Critical Standard Oil Co
Publication of CH523228A publication Critical patent/CH523228A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH546671A 1970-04-16 1971-04-15 Process for the separation and purification of olefinic nitriles CH523228A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2902270A 1970-04-16 1970-04-16

Publications (1)

Publication Number Publication Date
CH523228A true CH523228A (en) 1972-05-31

Family

ID=21846801

Family Applications (1)

Application Number Title Priority Date Filing Date
CH546671A CH523228A (en) 1970-04-16 1971-04-15 Process for the separation and purification of olefinic nitriles

Country Status (10)

Country Link
JP (1) JPS5023017B1 (en)
AT (1) AT315140B (en)
BE (1) BE765842A (en)
CA (1) CA945932A (en)
CH (1) CH523228A (en)
DE (1) DE2117978A1 (en)
FR (1) FR2089698A5 (en)
GB (1) GB1350486A (en)
LU (1) LU62971A1 (en)
NL (1) NL178249C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2517300A1 (en) * 1975-04-18 1976-10-28 Standard Oil Co Ohio Recovery and purificn of (meth)acrylonitrile - with recycle of aq. quench stream in ammoxidn process

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246417A (en) * 1978-05-15 1981-01-20 The Lummus Company Treatment of waste water from nitrile production
US4238295A (en) * 1978-12-04 1980-12-09 Standard Oil Company Energy efficient recovery of acrylonitrile
DE3172080D1 (en) * 1980-12-03 1985-10-03 Asahi Chemical Ind Method for recovering and utilizing waste heat
US4334965A (en) * 1980-12-31 1982-06-15 Standard Oil Company Process for recovery of olefinic nitriles
DE3363585D1 (en) * 1982-06-22 1986-06-26 Asahi Chemical Ind Process for producing methacrylonitrile
US4404064A (en) * 1982-12-30 1983-09-13 Monsanto Company Water extractive distillation of olefinically unsaturated nitriles
JP5246869B2 (en) * 2009-03-24 2013-07-24 旭化成ケミカルズ株式会社 Purification method of acrylonitrile
CN105597360A (en) * 2014-09-29 2016-05-25 英尼奥斯欧洲股份公司 Evaporation system for process stream

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD58300A (en) *
DE1920083A1 (en) * 1969-04-21 1970-01-29 Lentia Gmbh Continuously separating acrylonitrile and acetonitrile - from propylene/nh3/02 reaction prods

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2517300A1 (en) * 1975-04-18 1976-10-28 Standard Oil Co Ohio Recovery and purificn of (meth)acrylonitrile - with recycle of aq. quench stream in ammoxidn process

Also Published As

Publication number Publication date
LU62971A1 (en) 1972-02-25
GB1350486A (en) 1974-04-18
NL178249B (en) 1985-09-16
DE2117978C2 (en) 1987-10-22
NL178249C (en) 1986-02-17
AT315140B (en) 1974-05-10
DE2117978A1 (en) 1971-10-28
FR2089698A5 (en) 1972-01-07
BE765842A (en) 1971-10-18
NL7105164A (en) 1971-10-19
JPS5023017B1 (en) 1975-08-05
CA945932A (en) 1974-04-23

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Legal Events

Date Code Title Description
PL Patent ceased