Preparation of linear polychlorophosphazenes

Details Preparation of linear polychlorophosphazenes Preparation of linear polychlorophosphazenes

1988-03-10

1989-04-25

Doll, John

Chemistry of inorganic compounds

Phosphorus or compound thereof

Halogen containing

C01B 2510

Patent

active

048246484

ABSTRACT:
Linear polychlorophosphazenes are more rapidly produced by polycondensing N-(dichlorophosphoryl)trichlorophosphazene [P.sub.2 NOCl.sub.5 ] in the presence of a catalytically effective amount of the bis(dichlorophosphoryl)imide of the formula: ##STR1##

REFERENCES:
patent: 2925320 (1960-02-01), Kahler
patent: 2975028 (1961-03-01), Barth-Wehrenalp et al.
patent: 4377558 (1983-03-01), De Jaeger et al.
patent: 4544536 (1985-10-01), De Jaeger et al.
patent: 4693876 (1987-09-01), De Jaeger et al.

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