Claims
- 1. A polymer which is characterized by a recurring structural unit corresponding to the formula: ##STR25## where R.sup.1 is a hydrocarbyl substituent containing between about 1-12 carbon atoms; n is an integer of at least 5; X is an electron-donating substituent; and Y is an electron-withdrawing substituent.
- 2. A polymer in accordance with claim 1 wherein R.sup.1 is a C.sub.1 -C.sub.4 alkyl group.
- 3. A polymer in accordance with claim 1 wherein R.sup.1 is a C.sub.6 -C.sub.10 aryl group.
- 4. A polymer in accordance with claim 1 wherein X is a C.sub.1 -C.sub.30 hydrocarbyl, hydrocarbyloxy or hydrocarbylthio group.
- 5. A polymer in accordance with claim 1 wherein X is an amino group.
- 6. A polymer in accordance with claim 1 wherein Y is a nitro group.
- 7. A polymer in accordance with claim 1 wherein Y is a cyano group.
- 8. A polymer in accordance with claim 1 wherein Y is a trifluoromethyl group.
- 9. A thermoplastic polymer which is characterized by a recurring structural unit corresponding to the formula: ##STR26## where R.sup.1 is a hydrocarbyl substituent containing between about 1-12 carbon atoms; X' is a C.sub.1 -C.sub.30 alkyl, alkoxy or alkylthio substituent; Y' is a substituent seIected from the group consisting of nitro, cyano and trifluoromethyl substituents; and the polymer contains between about 5-2000 silicon atoms.
- 10. A thermoplastic polymer which is characterized by a recurring structural unit corresponding to the formula: ##STR27## where R.sup.1 is a hydrocarbyl substituent containing between about 1-12 carbon atoms; R.sup.2 and R.sup.3 are selected from the group consisting of hydrogen and C.sub.1 -C.sub.30 alkyl substituents, and R.sup.2 and R.sup.3 taken with the connecting nitrogen atom form a heterocyclic substituent; Y' is a substituent selected from the group consisting of nitro, cyano and trifluoromethyl substituents; and the polymer contains between about 5-2000 silicon atoms.
- 11. A polymer in accordance with claim 10 wherein R.sup.1 is methyl.
- 12. A polymer in accordance with claim 10 wherein the R.sup.1 substituent is phenyl.
- 13. A polymer in accordance with claim 10 wherein the R.sup.2 and R.sup.3 groups are each methyl.
- 14. A polymer in accordance with claim 10 wherein the R.sup.2 group is hydrogen and the R.sup.3 group is n-hexadecyl.
- 15. A polymer in accordance with claim 10 wherein the R.sup.2 and R.sup.3 groups taken together with the connecting nitrogen atom is pyrrolidyl.
- 16. A polymer in accordance with claim 10 wherein the Y' substituent is nitro.
- 17. A polymer in accordance with claim 10 wherein the Y' substituent is cyano.
- 18. A polymer in accordance with claim 10 wherein the Y' substituent is trifluoromethyl.
- 19. A polymer which is characterized by a recurrino structural unit corresponding to the formula: ##STR28## wherein the polymer has a weight average molecular weight between about 2000-100,000.
- 20. A polymer which is characterized by a recurring unit corresponding to the formula: ##STR29## wherein the polymer has a weight average molecular weight between about 2000-100,000.
- 21. A polymer which is characterized by a recurring structural unit corresponding to the formula: ##STR30## wherein the polymer has a weight average molecular weight between about 2000-100,000.
- 22. A polymer which is characterized by a recurring structural unit corresponding to the formula: ##STR31## wherein the polymer has a weight average molecular weight between about 2000-100,000.
Government Interests
This invention was made with Government support under Contract Number F49620-84-0110 awarded by the Department of Defense. The Federal Government has certain rights in this invention.
US Referenced Citations (3)