DE3568765D1 - Catalysts containing boron and halogen for the polymerization of halophosphazene trimers - Google Patents

Catalysts containing boron and halogen for the polymerization of halophosphazene trimers

Info

Publication number
DE3568765D1
DE3568765D1 DE8585113186T DE3568765T DE3568765D1 DE 3568765 D1 DE3568765 D1 DE 3568765D1 DE 8585113186 T DE8585113186 T DE 8585113186T DE 3568765 T DE3568765 T DE 3568765T DE 3568765 D1 DE3568765 D1 DE 3568765D1
Authority
DE
Germany
Prior art keywords
halophosphazene
trimers
polymerization
halogen
containing boron
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
DE8585113186T
Other languages
German (de)
English (en)
Inventor
Daniel F Graves
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
Firestone Tire and Rubber 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 Firestone Tire and Rubber Co filed Critical Firestone Tire and Rubber Co
Application granted granted Critical
Publication of DE3568765D1 publication Critical patent/DE3568765D1/de
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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/06—Boron halogen compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
DE8585113186T 1984-12-24 1985-10-17 Catalysts containing boron and halogen for the polymerization of halophosphazene trimers Expired DE3568765D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/685,582 US4524052A (en) 1984-12-24 1984-12-24 Borate chloride polymerization catalysts

Publications (1)

Publication Number Publication Date
DE3568765D1 true DE3568765D1 (en) 1989-04-20

Family

ID=24752825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585113186T Expired DE3568765D1 (en) 1984-12-24 1985-10-17 Catalysts containing boron and halogen for the polymerization of halophosphazene trimers

Country Status (5)

Country Link
US (1) US4524052A (enExample)
EP (1) EP0187207B1 (enExample)
JP (1) JPS61155218A (enExample)
CA (1) CA1215211A (enExample)
DE (1) DE3568765D1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4661233A (en) * 1985-07-05 1987-04-28 Westinghouse Electric Corp. Cathode/ground shield arrangement in a sputter coating apparatus
FR2612172B1 (fr) * 1987-03-10 1989-06-16 Atochem Procede de preparation de polychlorophosphazene

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR2466435A1 (fr) * 1979-09-27 1981-04-10 Inst Mondial Phosphate Nouveaux polychlorophosphazenes et leur procede de preparation
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
CA1215211A (en) 1986-12-16
EP0187207A1 (en) 1986-07-16
JPH0544409B2 (enExample) 1993-07-06
EP0187207B1 (en) 1989-03-15
US4524052A (en) 1985-06-18
JPS61155218A (ja) 1986-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee