FR930186A - Procédé de purification de nitriles - Google Patents

Procédé de purification de nitriles

Info

Publication number
FR930186A
FR930186A FR930186DA FR930186A FR 930186 A FR930186 A FR 930186A FR 930186D A FR930186D A FR 930186DA FR 930186 A FR930186 A FR 930186A
Authority
FR
France
Prior art keywords
purification process
nitrile
nitrile purification
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
Other languages
English (en)
Inventor
Walter V Osgood
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR930186A publication Critical patent/FR930186A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR930186D 1941-05-20 1946-07-03 Procédé de purification de nitriles Expired FR930186A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US394289A US2305103A (en) 1941-05-20 1941-05-20 Purification of nitriles

Publications (1)

Publication Number Publication Date
FR930186A true FR930186A (fr) 1948-01-19

Family

ID=23558321

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930186D Expired FR930186A (fr) 1941-05-20 1946-07-03 Procédé de purification de nitriles

Country Status (3)

Country Link
US (1) US2305103A (fr)
BE (1) BE467101A (fr)
FR (1) FR930186A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2752336A (en) * 1956-06-26 For the pu
US2419256A (en) * 1943-11-25 1947-04-22 Int Minerals & Chem Corp Manufacture of salts of glutamic acid
US2468436A (en) * 1944-10-24 1949-04-26 Emery Industries Inc Method of producing carboxylic aliphatic nitriles
US2474010A (en) * 1946-07-22 1949-06-21 Emery Industries Inc Plasticizer
US2594556A (en) * 1949-09-19 1952-04-29 Pest Control Ltd Process for the purification of derivatives of phenoxyacetic acid
US2711991A (en) * 1951-10-13 1955-06-28 Basf Ag Production of pure adiponitrile
US2784216A (en) * 1954-12-28 1957-03-05 Monsanto Chemicals Purification of acrylonitrile
US2920099A (en) * 1957-12-30 1960-01-05 Chemstrand Corp Purification of aliphatic nitriles
NL257583A (fr) * 1959-11-07
US3451900A (en) * 1966-06-14 1969-06-24 Vickers Zimmer Ag Adiponitrile recovery by multistage vacuum distillation
GB1174601A (en) * 1966-07-01 1969-12-17 Ici Ltd Process for the Purification of Adiponitrile
US3725459A (en) * 1969-08-08 1973-04-03 Ube Industries Process for purifying adiponitrile
US3775258A (en) * 1972-04-27 1973-11-27 Du Pont Canada Purification of adiponitrile
US5153351A (en) * 1992-01-06 1992-10-06 E. I. Du Pont De Nemours And Company Removal of tetrahydroazepine (tha) from 6-aminocapronitrile by reaction with reactive methylene compounds

Also Published As

Publication number Publication date
BE467101A (fr) 1946-09-30
US2305103A (en) 1942-12-15

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