Polyphosphazene process

Details Polyphosphazene process Polyphosphazene process

1984-05-09

1985-04-30

Lee, Lester L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

528167, 528169, C08G 7904

Patent

active

045145504

ABSTRACT:
Phosphonitrilic chloride polymers are substituted with aryloxide or alkoxide groups by reaction with an alkali metal aryloxide or alkoxide in a single liquid hydrocarbon reaction medium, e.g. cyclohexane, toluene and the like, in which the aryloxides or alkoxides are essentially insoluble and in which the substituted product is soluble.

REFERENCES:
patent: 4357458 (1982-11-01), Antkowiak et al.
patent: 4387208 (1983-06-01), Allcock et al.

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