CA912036A - Purification of adiponitrile - Google Patents

Purification of adiponitrile

Info

Publication number
CA912036A
CA912036A CA912036A CA912036DA CA912036A CA 912036 A CA912036 A CA 912036A CA 912036 A CA912036 A CA 912036A CA 912036D A CA912036D A CA 912036DA CA 912036 A CA912036 A CA 912036A
Authority
CA
Canada
Prior art keywords
adiponitrile
purification
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA912036A
Inventor
Bernard J. Kershaw
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DuPont Canada Inc
Original Assignee
DuPont Canada Inc
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 DuPont Canada Inc filed Critical DuPont Canada Inc
Application granted granted Critical
Publication of CA912036A publication Critical patent/CA912036A/en
Expired legal-status Critical Current

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
CA912036A 1971-05-21 1971-05-21 Purification of adiponitrile Expired CA912036A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA912036A true CA912036A (en) 1972-10-10

Family

ID=4089770

Family Applications (1)

Application Number Title Priority Date Filing Date
CA912036A Expired CA912036A (en) 1971-05-21 1971-05-21 Purification of adiponitrile

Country Status (5)

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

Cited By (3)

* 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
CN115023415A (en) * 2020-01-31 2022-09-06 英威达纺织（英国）有限公司 Reduction of impurity formation during product purification

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113429316A (en) * 2021-06-30 2021-09-24 瑞典国际化工技术有限公司 Method for refining adiponitrile

Cited By (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
CN115023415A (en) * 2020-01-31 2022-09-06 英威达纺织（英国）有限公司 Reduction of impurity formation during product purification
CN115023415B (en) * 2020-01-31 2024-03-22 英威达纺织（英国）有限公司 Reduction of impurity formation during product refinement

Also Published As

Publication number Publication date
FR2138844B1 (en) 1973-07-13
DE2223929A1 (en) 1972-12-07
GB1367006A (en) 1974-09-18
FR2138844A1 (en) 1973-01-05
IT955710B (en) 1973-09-29

Similar Documents

Publication Publication Date Title
CA978204A (en) Hydrocyanation of olefins
CA977302A (en) Process for the purification of acrylonitrile
AU4904072A (en) Purification process
CA968082A (en) Purification processes
CA907050A (en) Purification of adiponitrile
CA912036A (en) Purification of adiponitrile
AU3481171A (en) Purification process
CA985848A (en) Purification of polyolefins
AU3887772A (en) Purification process
CA863376A (en) Purification of adiponitrile
CA975294A (en) Purification of kallikrein-trypsin inhibitor
CA982050A (en) Purification of kallikrein-trypsin inhibitor
CA959333A (en) Purification of gums
CA889876A (en) Purification of glyburide
CA887101A (en) Purification of acetone
CA888236A (en) Purification of nitriles
CA796342A (en) Purification of adiponitrile
AU458281B2 (en) Purification of esters
CA842873A (en) Purification of perhaloacetones
CA1000298A (en) Treatment of adiponitrile
CA878548A (en) Purification of phenol
AU464619B2 (en) Purification of cephalexin
CA888195A (en) Purification of cephalexin
AU460635B2 (en) Purification of kallikrein-trypsin inhibitor
CA864579A (en) Purification of methylene-diphenyl diisocyanate