Claims
- 1. Polyimide polymers prepared from the diamine, 1,3-diamino-5-pentafluorosulfanylbenzene, having the following structural formula: ##STR17## where Y is any aromatic moiety and n=10-100.
- 2. A polyimide polymer of claim 1, having the structural formula: ##STR18## where n=10-100.
- 3. A polyimide polymer of claim 1, having the structural formula: ##STR19## where n=10-100.
- 4. A polyimide polymer of claim 1, having the structural formula: ##STR20## where n=10-100.
- 5. A polyimide polymer of claim 1, having the structural formula: ##STR21## where n=10-100.
- 6. A polyimide polymer of claim 1, having the structural formula: ##STR22## where n=10-100.
- 7. A polyimide polymer of claim 1, having the structural formula: ##STR23## where n=10-100.
- 8. A polyimide polymer of claim 1, having the structural formula: ##STR24## where n=10-100.
- 9. A polyimide polymer of claim 1, having the structural formula: ##STR25## where n=10-100.
- 10. Articles prepared from the polyimide polymers of claim 1, selected from the group consisting of: films, wire coating enamels, and semi-permeable membranes.
- 11. Articles of claim 10, wherein the article is a film.
CROSS-REFERENCE
This application is a continuation-in-part of copending patent application Ser. No. 07/755,207 filed Sep. 5, 1991 now U.S. Pat. No. 5,220,070.
ORIGIN OF THE INVENTION
The invention described herein was jointly made by employees of the United States Government and may be manufactured and used by or for the Government for governmental purposes without the payment of any royalties thereon or therefor.
US Referenced Citations (9)
Continuation in Parts (1)
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Number |
Date |
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Parent |
755207 |
Sep 1991 |
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