IT955710B - Purificazione di adiponitrile - Google Patents

Purificazione di adiponitrile

Info

Publication number
IT955710B
IT955710B IT24652/72A IT2465272A IT955710B IT 955710 B IT955710 B IT 955710B IT 24652/72 A IT24652/72 A IT 24652/72A IT 2465272 A IT2465272 A IT 2465272A IT 955710 B IT955710 B IT 955710B
Authority
IT
Italy
Prior art keywords
adiponitrile
purification
Prior art date
Application number
IT24652/72A
Other languages
English (en)
Italian (it)
Original Assignee
Du Pont Canada
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 Canada filed Critical Du Pont Canada
Application granted granted Critical
Publication of IT955710B publication Critical patent/IT955710B/it

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)
  • Catalysts (AREA)
IT24652/72A 1971-05-21 1972-05-20 Purificazione di adiponitrile IT955710B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA113714 1971-05-21

Publications (1)

Publication Number Publication Date
IT955710B true IT955710B (it) 1973-09-29

Family

ID=4089770

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24652/72A IT955710B (it) 1971-05-21 1972-05-20 Purificazione di adiponitrile

Country Status (5)

Country Link
CA (1) CA912036A (cs)
DE (1) DE2223929A1 (cs)
FR (1) FR2138844B1 (cs)
GB (1) GB1367006A (cs)
IT (1) IT955710B (cs)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4146555A (en) 1975-08-26 1979-03-27 Du Pont Of Canada Limited Process for purifying adiponitrile
US11028045B2 (en) 2016-05-02 2021-06-08 Inv Nylon Chemicals Americas, Llc Process for reducing CPI in a dinitrile stream
CN115023415B (zh) * 2020-01-31 2024-03-22 英威达纺织（英国）有限公司 在产物精制期间减少杂质形成
CN113429316A (zh) * 2021-06-30 2021-09-24 瑞典国际化工技术有限公司 一种己二腈的精制方法

Also Published As

Publication number Publication date
FR2138844B1 (cs) 1973-07-13
FR2138844A1 (cs) 1973-01-05
CA912036A (en) 1972-10-10
GB1367006A (en) 1974-09-18
DE2223929A1 (de) 1972-12-07

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