Title: Chemical modification of poly(bis-aryloxyphosphazene) with amines

Abstract: Improvement of the polyaryloxy and polyalkylaryloxy-phosphazenes such as those described in U.S. Pat. No. 3,853,794 is achieved by treating such polyphosphazenes with organic amines, preferably in solution. The polyphosphazenes are chemically modified as a result of such treatment and are converted from tough fibrous materials to relatively soft readily processed products.

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Inventors: Fieldhouse, John W. (Mogadore, OH, US)

Application Number: 844018
Filing Date: 1977-10-20
Publication_date: 1978-12-19
Assignee: The Firestone Tire & Rubber Company (Akron, OH)
Primary Class(es): 525/534 525/538, 528/167, 528/168
Other Classes:
US Patent Ref:

3853794	Dec, 1974	Reynard et al.	260/2.
3856712	Dec, 1974	Reynard et al.	260/2.
3883451	May, 1975	Reynard et al.	260/2.
3972841	Aug, 1976	Cheng et al.	260/2.
4026838	May, 1977	Dieck et al.	260/2.
4053456	Oct, 1977	Dieck et al.	260/47.
4055523	Oct, 1977	Dieck et al.	260/2.
4061606	Dec, 1977	Dieck et al.	260/2.

Other Refs:
Primary Examiner: Lee, Lester L.
Assistant Examiner:
Attorney: