GB1185183A - Improvements in or relating to the Purification of Acrylonitrile - Google Patents

Improvements in or relating to the Purification of Acrylonitrile

Info

Publication number
GB1185183A
GB1185183A GB24337/67A GB2433767A GB1185183A GB 1185183 A GB1185183 A GB 1185183A GB 24337/67 A GB24337/67 A GB 24337/67A GB 2433767 A GB2433767 A GB 2433767A GB 1185183 A GB1185183 A GB 1185183A
Authority
GB
United Kingdom
Prior art keywords
acrylonitrile
resin
washing
cation exchange
elevated temperature
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
GB24337/67A
Other languages
English (en)
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.)
Pechiney SA
Original Assignee
Ugine Kuhlmann SA
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 Ugine Kuhlmann SA filed Critical Ugine Kuhlmann SA
Publication of GB1185183A publication Critical patent/GB1185183A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/04—Processes using organic exchangers
    • B01J39/05—Processes using organic exchangers in the strongly acidic form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
GB24337/67A 1966-05-27 1967-05-25 Improvements in or relating to the Purification of Acrylonitrile Expired GB1185183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR63185A FR1493519A (fr) 1966-05-27 1966-05-27 Perfectionnements à la purification de nitriles

Publications (1)

Publication Number Publication Date
GB1185183A true GB1185183A (en) 1970-03-25

Family

ID=8609572

Family Applications (2)

Application Number Title Priority Date Filing Date
GB24337/67A Expired GB1185183A (en) 1966-05-27 1967-05-25 Improvements in or relating to the Purification of Acrylonitrile
GB3005/69A Expired GB1185184A (en) 1966-05-27 1967-05-25 Process for the Regeneration of a Cation Exchange Resin

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3005/69A Expired GB1185184A (en) 1966-05-27 1967-05-25 Process for the Regeneration of a Cation Exchange Resin

Country Status (7)

Country Link
US (1) US3541131A (enExample)
JP (1) JPS5217827B1 (enExample)
AT (1) AT269102B (enExample)
BE (1) BE698391A (enExample)
FR (1) FR1493519A (enExample)
GB (2) GB1185183A (enExample)
NL (1) NL156134B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177210A (en) * 1978-07-05 1979-12-04 The Dow Chemical Company Hydration of acrylonitrile to acrylamide
US4211722A (en) * 1979-03-07 1980-07-08 E. I. Du Pont De Nemours & Co. Formaldehyde stabilization of acrylonitrile against color
US4237303A (en) * 1979-04-30 1980-12-02 The Dow Chemical Company Removal of oxazole from acrylonitrile
US4474709A (en) * 1982-06-28 1984-10-02 E. I. Du Pont De Nemours And Company Removal of oxazole from acetonitrile
JP3235966B2 (ja) * 1996-06-20 2001-12-04 三菱レイヨン株式会社 ニトリルの精製方法
DE69707848T2 (de) * 1997-07-08 2002-04-04 The Standard Oil Company, Chicago Verfahren zur Reinigung von Acetonitril
US20020193453A1 (en) * 2001-06-04 2002-12-19 Bohling James Charles Preparation of weak acid cation exchange resins
US7211674B2 (en) * 2003-01-07 2007-05-01 Ineos Usa Llc Process for the recovery of oxazole
CN100528851C (zh) * 2003-01-07 2009-08-19 伊内奥斯美国公司 回收唑的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2444589A (en) * 1945-08-10 1948-07-06 American Cyanamid Co Purification of organic nitriles
US3146258A (en) * 1961-12-29 1964-08-25 Monsanto Co Purification of acrylonitrile
GB1131134A (en) * 1966-04-29 1968-10-23 B P Chemicals U K Ltd Improvements in or relating to the purification of acrylonitrile

Also Published As

Publication number Publication date
NL156134B (nl) 1978-03-15
NL6707384A (enExample) 1967-11-28
DE1643118B2 (de) 1973-07-19
JPS5217827B1 (enExample) 1977-05-18
US3541131A (en) 1970-11-17
AT269102B (de) 1969-03-10
DE1643118A1 (de) 1972-02-03
GB1185184A (en) 1970-03-25
BE698391A (enExample) 1967-10-16
FR1493519A (fr) 1967-09-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee