CA1197067A - Process for purifying phosphonitrile chlorides - Google Patents

Process for purifying phosphonitrile chlorides

Info

Publication number
CA1197067A
CA1197067A CA000420490A CA420490A CA1197067A CA 1197067 A CA1197067 A CA 1197067A CA 000420490 A CA000420490 A CA 000420490A CA 420490 A CA420490 A CA 420490A CA 1197067 A CA1197067 A CA 1197067A
Authority
CA
Canada
Prior art keywords
phosphonitrile chloride
phosphonitrile
chloride
tri
tetra
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
CA000420490A
Other languages
English (en)
French (fr)
Inventor
Hiroshi Tanino
Tetsuhiko Okamoto
Takatoshi Tsumiyama
Kazuhiko Fujikawa
Shinichiro Ueyama
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.)
Shin Nisson Kako Co Ltd
Original Assignee
Shin Nisson Kako Co 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 Shin Nisson Kako Co Ltd filed Critical Shin Nisson Kako Co Ltd
Application granted granted Critical
Publication of CA1197067A publication Critical patent/CA1197067A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/097—Compounds containing nitrogen and non-metals and optionally metals containing phosphorus atoms
    • C01B21/098—Phosphonitrilic dihalides; Polymers thereof
    • C01B21/0986—Phosphonitrilic dichlorides; Polymers thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
CA000420490A 1982-01-29 1983-01-28 Process for purifying phosphonitrile chlorides Expired CA1197067A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11765/1982 1982-01-29
JP57011765A JPS58130107A (ja) 1982-01-29 1982-01-29 ホスホニトリルクロライド類の精製方法

Publications (1)

Publication Number Publication Date
CA1197067A true CA1197067A (en) 1985-11-26

Family

ID=11787067

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000420490A Expired CA1197067A (en) 1982-01-29 1983-01-28 Process for purifying phosphonitrile chlorides

Country Status (6)

Country Link
US (1) US4522689A (https=)
JP (1) JPS58130107A (https=)
CA (1) CA1197067A (https=)
DE (1) DE3302747A1 (https=)
FR (1) FR2520720B1 (https=)
GB (1) GB2114111B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0177370A3 (en) * 1984-10-05 1987-05-27 Ethyl Corporation Process for phosphazene trimer purification
US4603038A (en) * 1984-10-05 1986-07-29 Ethyl Corporation Phosphazene trimer purification

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862799A (en) * 1955-06-20 1958-12-02 Ethyl Corp Separation of tri-(phosphonitrilic chloride)
FR1382129A (fr) * 1962-08-14 1964-12-18 Hooker Chemical Corp Procédé de récupération de tri- et tétramères de chlorure de phosphonitrile
NL295897A (https=) * 1962-08-14
BE670590A (https=) * 1962-08-14
NL295896A (https=) * 1962-08-14
NL298823A (https=) * 1962-10-04
GB1213716A (en) * 1968-03-15 1970-11-25 Albright & Wilson Mfg Ltd Purification of phosphonitrilic chloride polymers
US3694171A (en) * 1970-02-02 1972-09-26 Hooker Chemical Corp Method for purifying cyclic phosphonitrilic chlorides
US3669633A (en) * 1970-08-19 1972-06-13 Continuous process for the preparation of phosphonitrilic chloride cyclic polymers
US3974261A (en) * 1974-11-06 1976-08-10 Ethyl Corporation Process for purification of phosphonitrilic chloride polymers

Also Published As

Publication number Publication date
GB2114111B (en) 1985-05-01
GB2114111A (en) 1983-08-17
GB8302284D0 (en) 1983-03-02
US4522689A (en) 1985-06-11
FR2520720B1 (fr) 1987-05-15
JPS58130107A (ja) 1983-08-03
FR2520720A1 (fr) 1983-08-05
JPS612608B2 (https=) 1986-01-27
DE3302747A1 (de) 1983-08-04

Similar Documents

Publication Publication Date Title
CA1197067A (en) Process for purifying phosphonitrile chlorides
JPH0656773A (ja) Ｎ−フェニルマレイミドの製造方法
US2189924A (en) Products of hydrocarbons
JPH0674296B2 (ja) ゴムの精製法
US4175113A (en) Purification of crude chlorophosphazene compounds by treatment with water
US3379510A (en) Phosphonitrilic chloride process
US4272382A (en) Process for separating cyclic phosphazene oligomers
US3207740A (en) Propylene polymerization by titanium trichloride, aluminum dialkyl halide and water
EP0540121B1 (en) Method of removing a polymerization catalyst
US3085998A (en) Dehydration of polymerization diluent
CA1262365A (en) Extraction of aromatics with n-cyclohexyl-2- pyrrolidone
US3002962A (en) Polymerization diluent treatment
US4241034A (en) Process for purifying cyclic phosphonitrilic chlorides
CA1061792A (en) Recovery of 2-pyrrolidone
US2324240A (en) Process for dehydration
Scopelianos et al. Polymerization of hexachlorocyclotriphosphazene in the presence of carbon disulfide
JPS6213282B2 (https=)
US3372005A (en) Phosphonitrilic chloride purification process
EP1362878B1 (en) Purification of silicone oil
US4326924A (en) Stabilization of methylchloroform
JPH0651667B2 (ja) 高純度ｎ−ビニルホルムアミドの製法
US4610768A (en) Lactam purification
DE2627998C2 (https=)
US4435251A (en) Method for purification of 2-methyleneglutaronitrile
JPH0749400B2 (ja) Ｎ−ビニルアセトアミドの分離方法

Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry