Claims
- 1. A carboranylmethylene-substituted cyclophosphazene of the formula ##STR15## where R is CH.sub.3, C.sub.2 H.sub.5 or n-C.sub.3 H.sub.7.
- 2. The cyclophosphazene of claim 1, wherein R is CH.sub.3.
- 3. A polymer consisting of from 500 to 5000 repeating units of the formula ##STR16## wherein R is CH.sub.3, C.sub.2 H.sub.5 or n-C.sub.3 H.sub.7.
- 4. The polymer of claim 3 wherein R is CH.sub.3.
- 5. A polymer consisting essentially of 500 to 5000 repeating units of the formula ##STR17## wherein R is CH.sub.3, C.sub.2 H.sub.5 or n-C.sub.3 H.sub.7.
- 6. The polymer of claim 5, wherein R is CH.sub.3.
- 7. A polymer consisting essential of from 500 to 5000 repeating units of the formula ##STR18## wherein R is CH.sub.3, C.sub.2 H.sub.5 or n-C.sub.3 H.sub.7 and M is a transition metal.
- 8. The polymer of claim 7, wherein R is CH.sub.3.
- 9. A polymer consisting essentially of 500 to 5000 repeating units of the formula ##STR19## wherein R is CH.sub.3, C.sub.2 H.sub.5 or n-C.sub.3 H.sub.7.
- 10. The polymer of claim 9, wherein R is CH.sub.3.
- 11. A polymer consisting essentially of 500 to 5000 repeating units of the formula ##STR20## wherein R is CH.sub.3, C.sub.2 H.sub.5 or n-C.sub.3 H.sub.7.
- 12. The polymer of claim 11 wherein R is CH.sub.3.
ORIGIN OF THE INVENTION
The invention described herein was made in the performance of work under a NASA contract and is subject to the provisions of Section 305 of the National Aeronautics and Space Act of 1958, Public Law 85-568 (72 Stat. 435; 42 U.S.C. 2457).
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4276403 |
Frosch et al. |
Jun 1981 |
|
4288585 |
Frosch et al. |
Sep 1981 |
|
Non-Patent Literature Citations (2)
Entry |
Heat-Resistant Polyphosphazene Polymers, NASA Tech Briefs, Fall 1980. |
The Synthesis and Study of Carborane-Containing Polyphosphazenes, Korshak et al., Polymer Science USSR, vol. 22, No. 9, pp. 2180-2187 (1980). |