Claims
- 1. A film and fiber forming crystalline homopolyoxadiazole comprising the repeating structure: ##STR2## wherein the homopolyoxadiazole has an inherent viscosity of at least about 2 when measured in sulfuric acid at 25.degree. C. at a concentration of 0.5 g/dl.
- 2. The polyoxadiazole of claim 1 in the form of a felt.
- 3. The polyoxadiazole of claim 1 in the form of a fiber.
- 4. The polyoxadiazole of claim 1 in the form of a film.
- 5. The polyoxadiazole of claim 1 in the form of a laminate.
- 6. The polyoxadiazole of claim 1 in the form of a coating.
- 7. A film and fiber forming crystalline homopolyoxadiazole comprising the repeating structure: ##STR3## wherein the homopolyoxadiazole has an inherent viscosity of about 2.1 to about 6 or higher when measured in sulfuric acid at 25.degree. C. at a concentration of 0.5 g/dl.
- 8. The polyoxadiazole of claim 7 in the form of a felt.
- 9. The polyoxadiazole of claim 7 in the form of a fiber.
- 10. The polyoxadiazole of claim 7 in the form of a film.
- 11. The polyoxadiazole of claim 7 in the form of a laminate.
- 12. The polyoxadiazole of claim 7 in the form of a coating.
Parent Case Info
This application is a continuation-in-part application of Ser. No. 424,607 filed Sept. 27, 1982, now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
3734893 |
Studinka et al. |
May 1973 |
|
4202962 |
Bach |
May 1980 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
424607 |
Sep 1982 |
|