NL185201C - Werkwijze voor het polymeriseren van cyclische oligomeren met formule (npclŸ2)Ÿn, waarin n 3-9 is. - Google Patents

Werkwijze voor het polymeriseren van cyclische oligomeren met formule (npclŸ2)Ÿn, waarin n 3-9 is.

Info

Publication number
NL185201C
NL185201C NLAANVRAGE7804109,A NL7804109A NL185201C NL 185201 C NL185201 C NL 185201C NL 7804109 A NL7804109 A NL 7804109A NL 185201 C NL185201 C NL 185201C
Authority
NL
Netherlands
Prior art keywords
npcl2
polymerization
formula
cyclic oligomers
oligomers
Prior art date
Application number
NLAANVRAGE7804109,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7804109A (nl
NL185201B (nl
Original Assignee
Firestone Tire & 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
Priority claimed from US05/876,385 external-priority patent/US4137330A/en
Application filed by Firestone Tire & Rubber Co filed Critical Firestone Tire & Rubber Co
Publication of NL7804109A publication Critical patent/NL7804109A/xx
Publication of NL185201B publication Critical patent/NL185201B/xx
Application granted granted Critical
Publication of NL185201C publication Critical patent/NL185201C/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Catalysts (AREA)
  • Polyethers (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
NLAANVRAGE7804109,A 1977-04-18 1978-04-18 Werkwijze voor het polymeriseren van cyclische oligomeren met formule (npclŸ2)Ÿn, waarin n 3-9 is. NL185201C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78848077A 1977-04-18 1977-04-18
US05/876,385 US4137330A (en) 1977-04-18 1978-02-09 Metal salt catalyzed polymerization of (NPCl2) oligomers

Publications (3)

Publication Number Publication Date
NL7804109A NL7804109A (nl) 1978-10-20
NL185201B NL185201B (nl) 1989-09-18
NL185201C true NL185201C (nl) 1990-02-16

Family

ID=27120808

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7804109,A NL185201C (nl) 1977-04-18 1978-04-18 Werkwijze voor het polymeriseren van cyclische oligomeren met formule (npclŸ2)Ÿn, waarin n 3-9 is.

Country Status (7)

Country Link
JP (1) JPS5817124B2 (xx)
AU (1) AU521138B2 (xx)
CA (1) CA1109636A (xx)
DE (1) DE2816227A1 (xx)
FR (1) FR2388010B1 (xx)
GB (1) GB1598974A (xx)
NL (1) NL185201C (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2962766D1 (en) * 1978-04-20 1982-07-01 Firestone Tire & Rubber Co A process for thermally polymerizing cyclic phosphazenes
GB9103666D0 (en) * 1991-02-21 1991-04-10 Dow Corning Sa Method of making organopolysiloxanes
AT403285B (de) * 1995-03-14 1997-12-29 Stelzer Franz Dipl Ing Dr Tech Verfahren zur polymerisation cyclischer olefine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA614267A (en) * 1961-02-07 Albright And Wilson (Mfg.) Limited Preparation of phosphonitrilic chloride polymers
GB883587A (en) * 1957-09-06 1961-11-29 Albright & Wilson Mfg Ltd Production of phosphonitrilic polymers
US3370020A (en) * 1964-09-29 1968-02-20 American Cyanamid Co Process for the production of phosphonitrilic polymers and polymers produced thereby
US3515688A (en) * 1967-08-30 1970-06-02 Horizons Research Inc Extreme service phosphonitrile elastomers
US4005171A (en) * 1974-05-28 1977-01-25 Horizons Incorporated, A Division Of Horizons Research Incorporated Catalytic preparation of soluble poly(dichlorophosphazenes)
US3937790A (en) * 1974-10-02 1976-02-10 The Firestone Tire & Rubber Company Use of water as a catalyst for the polymerization of chlorocyclophosphazenes
CA1086024A (en) * 1975-08-22 1980-09-23 Dennis L. Snyder Catalysis of cyclic polydichlorophosphazene compounds using lewis acid compounds as catalysts
BE848157A (fr) * 1975-08-22 1977-05-09 Catalyse par les acides de lewis de la polymerisation des phosphazenes cycliques.
US4080432A (en) * 1975-08-22 1978-03-21 The Firestone Tire & Rubber Company Dissolution of polydihalophosphazenes
US4116891A (en) * 1976-12-06 1978-09-26 Armstrong Cork Company Catalytic process for the preparation of phosphazene polymers

Also Published As

Publication number Publication date
GB1598974A (en) 1981-09-30
FR2388010B1 (fr) 1987-07-24
JPS53129300A (en) 1978-11-11
NL7804109A (nl) 1978-10-20
FR2388010A1 (fr) 1978-11-17
NL185201B (nl) 1989-09-18
DE2816227A1 (de) 1978-10-26
JPS5817124B2 (ja) 1983-04-05
DE2816227C2 (xx) 1989-04-27
AU3520178A (en) 1979-10-25
AU521138B2 (en) 1982-03-18
CA1109636A (en) 1981-09-29

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
BK Erratum

Free format text: IN PAT.BUL.04/90,PAGE 451:ON LINE 3(NPCL2)CORR.(NPCL2)N

V1 Lapsed because of non-payment of the annual fee