Claims
- 1. A composite comprising a structural fiber and an aryl ether sulphone polymer containing the following ether-linked structural units: ##STR24## and at least two of the following: ##STR25## wherein R is selected from SO.sub.2, SO, SO, O, C.sub.1 -C.sub.4 alkylidene and a direct bond.
- 2. The composite of claim 1 wherein the aryl ether sulfone polymer contains the following ether-linked structural units: ##STR26## and at least one unit having the structure: ##STR27## wherein R is selected from SO.sub.2, SO, CO, O, C.sub.1 -C.sub.4 alkylidene and a direct bond.
- 3. The composite of claim 1 wherein the aryl ether sulfone polymer contains the following ether-linked structural units: ##STR28## and at least one unit having the structure: ##STR29## wherein R is selected from SO.sub.2, SO, CO, O, and C.sub.1 -C.sub.4 alkylidene.
- 4. A composite comprising a carbon fiber and an aryl ether sulphone polymer containing the following ether-linked structural units: ##STR30## and at least two of the folllwing: ##STR31##
- 5. The composite of claim 4, wherein the structural units are: ##STR32##
- 6. A composite comprising from 20 to 80 wt % carbon fiber and, correspondingly, from 80 to 20 wt % of an aryl ether sulfone polymer consisting of from 90 to 10 mole % of a biphenyl-containing structural unit: ##STR33## and correspondingly, 10 to 90 mole % of a mixture of at least two additional structural units selected from: ##STR34## wherein R is selected from SO.sub.2, SO, O, CO, C.sub.1 -C.sub.4 alkylidene and a direct bond, and wherein said structural units are linked through ether oxygens.
- 7. The composite of claim 6 consisting of 50 mole % of the said biphenyl-containing structural units and 50 mole % of said additional structural units.
- 8. The composite of claim 6 consisting of two additional structural units.
- 9. The composite of claim 6 wherein the mole ratio of said two additional structural units is in the range of from 95/5 to 5/95.
- 10. The composite of claim 6 wherein said two additional structural units are present in a mole ratio of from 75/25 to 25/75.
- 11. The composite of claim 6 wherein the mole ratio of said two additional units is 50/50.
- 12. The composite of claim 6 wherein said two additional structural units are ##STR35##
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a continuation-in-part of application Ser. No. 701,306 and application Ser No. 701,234, both filed Feb. 13, 1985 and now abandoned.
US Referenced Citations (16)
Foreign Referenced Citations (1)
Number |
Date |
Country |
1295584 |
Nov 1972 |
GBX |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
701306 |
Feb 1985 |
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