JPH0461803B2 - - Google Patents

Info

Publication number
JPH0461803B2
JPH0461803B2 JP61034010A JP3401086A JPH0461803B2 JP H0461803 B2 JPH0461803 B2 JP H0461803B2 JP 61034010 A JP61034010 A JP 61034010A JP 3401086 A JP3401086 A JP 3401086A JP H0461803 B2 JPH0461803 B2 JP H0461803B2
Authority
JP
Japan
Prior art keywords
polymer
oligomer
extruder
solvent
outlet
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 - Lifetime
Application number
JP61034010A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61243829A (ja
Inventor
Emu Kooru Uiriamu
Aaru Jonson Chaaruzu
Aaru Sagaa Bisupi
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.)
Bridgestone Firestone Inc
Original Assignee
Bridgestone Firestone 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 Bridgestone Firestone Inc filed Critical Bridgestone Firestone Inc
Publication of JPS61243829A publication Critical patent/JPS61243829A/ja
Publication of JPH0461803B2 publication Critical patent/JPH0461803B2/ja
Granted 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)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Polyesters Or Polycarbonates (AREA)
JP61034010A 1985-04-18 1986-02-20 ポリジクロロホスフアゼンの連続精製方法 Granted JPS61243829A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72469585A 1985-04-18 1985-04-18
US724695 1985-04-18

Publications (2)

Publication Number Publication Date
JPS61243829A JPS61243829A (ja) 1986-10-30
JPH0461803B2 true JPH0461803B2 (https=) 1992-10-02

Family

ID=24911490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61034010A Granted JPS61243829A (ja) 1985-04-18 1986-02-20 ポリジクロロホスフアゼンの連続精製方法

Country Status (3)

Country Link
EP (1) EP0198953A3 (https=)
JP (1) JPS61243829A (https=)
CA (1) CA1252979A (https=)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742093A (en) * 1970-04-08 1973-06-26 Welding Engineers Method of separating an insoluble liquid from polymer composition
US3755537A (en) * 1971-10-29 1973-08-28 Firestone Tire & Rubber Co Process for separating oligomers from (npci2) rubber
JPS55123624A (en) * 1979-03-16 1980-09-24 Otsuka Chem Co Ltd Production of phosphagene polymer
US4241034A (en) * 1979-05-31 1980-12-23 Ethyl Corporation Process for purifying cyclic phosphonitrilic chlorides
US4226840A (en) * 1979-09-19 1980-10-07 The Firestone Tire & Rubber Company Process for the polymerization of cyclic polyhalophosphazenes using a catalyst composition of boron trihalide and oxygenated phosphorus compounds
US4327064A (en) * 1980-08-04 1982-04-27 The Firestone Tire & Rubber Company Solution polymerization of cyclic dichlorophosphazene oligomers in cycloaliphatic solvents

Also Published As

Publication number Publication date
CA1252979A (en) 1989-04-25
EP0198953A3 (en) 1987-05-27
EP0198953A2 (en) 1986-10-29
JPS61243829A (ja) 1986-10-30

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