Polyphosphazene polymers containing cyclic substituents from 1,2

Details Polyphosphazene polymers containing cyclic substituents from 1,2 Polyphosphazene polymers containing cyclic substituents from 1,2

1978-09-08

1980-08-26

Briggs, Sr., Wilbert J.

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

Synthetic resins

From phosphorus-containing reactant

528374, C08G 8300, C08G 7300

Patent

active

042196370

ABSTRACT:
Polyphosphazene polymers are prepared which contain repeating units represented by the formula: ##STR1## wherein X and Y are the same or different and are selected from the group consisting of: --O--, --S--, or --NH--; R.sub.1-6 are independently selected from a group consisting of hydrogen, alkyl containing 1 to 10 carbon atoms, cycloaliphatic compounds containing 3 to 10 carbon atoms, and substituted or unsubstituted aryl; a is 0 to 1, and 20.ltoreq.w.ltoreq.50,000 per polymer.

REFERENCES:
patent: 3948820 (1976-04-01), Reynard et al.
patent: 4018822 (1977-04-01), Sharma et al.
Bode et al., Chemische Berichte, vol. 81, pp. 547-552 (1948).

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