GB2212155B - Removal of phosphorus compounds from nitriles - Google Patents

Removal of phosphorus compounds from nitriles

Info

Publication number
GB2212155B
GB2212155B GB8825532A GB8825532A GB2212155B GB 2212155 B GB2212155 B GB 2212155B GB 8825532 A GB8825532 A GB 8825532A GB 8825532 A GB8825532 A GB 8825532A GB 2212155 B GB2212155 B GB 2212155B
Authority
GB
United Kingdom
Prior art keywords
nitriles
removal
phosphorus compounds
phosphorus
compounds
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 - Fee Related
Application number
GB8825532A
Other versions
GB8825532D0 (en
GB2212155A (en
Inventor
Charles Barrie Hanson
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of GB8825532D0 publication Critical patent/GB8825532D0/en
Publication of GB2212155A publication Critical patent/GB2212155A/en
Application granted granted Critical
Publication of GB2212155B publication Critical patent/GB2212155B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C255/04—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton containing two cyano groups bound to the carbon skeleton
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/06—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton
    • C07C255/09—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton containing at least two cyano groups bound to the carbon skeleton
GB8825532A 1987-11-10 1988-11-01 Removal of phosphorus compounds from nitriles Expired - Fee Related GB2212155B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878726279A GB8726279D0 (en) 1987-11-10 1987-11-10 Separation of phosphorus compounds

Publications (3)

Publication Number Publication Date
GB8825532D0 GB8825532D0 (en) 1988-12-07
GB2212155A GB2212155A (en) 1989-07-19
GB2212155B true GB2212155B (en) 1991-07-31

Family

ID=10626709

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878726279A Pending GB8726279D0 (en) 1987-11-10 1987-11-10 Separation of phosphorus compounds
GB8825532A Expired - Fee Related GB2212155B (en) 1987-11-10 1988-11-01 Removal of phosphorus compounds from nitriles

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878726279A Pending GB8726279D0 (en) 1987-11-10 1987-11-10 Separation of phosphorus compounds

Country Status (1)

Country Link
GB (2) GB8726279D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930011149B1 (en) * 1989-12-27 1993-11-24 미쯔이도오아쯔가가꾸 가부시기가이샤 Process for producing nor camphane dicarbonitriles
DE19636765A1 (en) * 1996-09-10 1998-03-12 Basf Ag Process for the simultaneous production of 6-aminocapronitrile and hexamethylenediamine
DE19636766A1 (en) * 1996-09-10 1998-03-12 Basf Ag Process for the simultaneous production of 6-aminocapronitrile and hexamethylenediamine
FR2850966B1 (en) * 2003-02-10 2005-03-18 Rhodia Polyamide Intermediates PROCESS FOR PRODUCING DINITRIL COMPOUNDS

Also Published As

Publication number Publication date
GB8825532D0 (en) 1988-12-07
GB2212155A (en) 1989-07-19
GB8726279D0 (en) 1987-12-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951101