Claims
- 1. A telecommunication cable segment having at least a portion thereof coated with a pourable liquid composition consisting essentially of:
- (A) a liquid graft polymer having a Brookfield viscosity of less than about 1,000,000 centipoise at 25.degree. C., said graft polymer either possessing no melting transition peak or possessing a melting transition peak having a maximum value below 25.degree. C. as measured by Differential Scanning Calorimetry; said graft polymer being comprised of: a polymeric backbone selected from the group consisting of polyalphaolefin, ethylene/alphaolefin, copolymer, ethylene/alphaolefin/non-conjugated polyene terpolymer, polyisoprene, polybutadiene, and alphaolefin/polyene copolymer;
- said polymeric backbone having grafted thereto a sufficient amount of at least one compound selected from the formulae: ##STR6## wherein R" is a C.sub.2 -C.sub.16 hydrocarbon radical containing an ethylenically unsaturated bond or a C.sub.3 -C.sub.12 radical containing one or more carbonyl groups and an ethylenically unsaturated double bond; ,and
- is hydrogen or C.sub.1 -C.sub.4 alkyl; such that said graft polymer is rendered crosslinkable;
- said graft polymer having a number average molecular weight of between about 500 and about 20,000; and
- (B) a sufficient amount of a suitable curative to cure the composition.
- 2. The telecommunication cable segment of claim 1 wherein said graft polymer has a polymeric backbone selected from the group consisting of ethylene/alphaolefin copolymer, polyalphaolefin and ethylene/alphaolefin/nonconjugated polyene terpolymer.
- 3. The telecommunication cable segment of claim 2 wherein said graft polymer has a polymeric backbone selected from the group consisting of ethylene/propylene copolymer and ethylene/propylene/nonconjugated diene terpolymer.
- 4. The telecommunication cable segment of claim 3 wherein said graft polymer has a number average molecular weight of between about 750 and about 10,000.
- 5. The telecommunication cable segment of claim 4 wherein said graft polymer has a number average molecular weight of between about 1,000 and about 4,500.
- 6. The telecommunication cable segment of claim 3 wherein R" is a C.sub.2 -C.sub.12 hydrocarbon radical containing an ethylenically unsaturated bond or is an acrylate or methacrylate radical.
- 7. The telecommunication cable segment of claim 3 wherein said polymeric backbone has grafted thereto allyl glycidyl ether.
- 8. The telecommunication cable segment of claim 2 wherein said composition further comprises a diluent.
- 9. The telecommunication cable segment of claim 1 wherein said graft polymer has a Brookfield viscosity of less than about 500,000 centipoise at 25.degree. C.
- 10. The telecommunication cable segment of claim 1 wherein said cable segment is composed of fiber optic filaments.
- 11. The telecommunication cable segment of claim 10 wherein said segment is a splice.
- 12. The telecommunication cable segment of claim 10 wherein said segment is an end block segment.
- 13. The telecommunication cable segment of claim 1 wherein said segment is comprised of metallic wires.
- 14. The telecommunication cable segment of claim 13 wherein said segment is a splice.
- 15. The telecommunication cable segment of claim 13 wherein said segment is an end block segment.
- 16. The telecommunication cable segment of claim 13 wherein said segment is a pressure block segment between an air pressurized metallic cable and a hydrocarbon grease filled metallic cable.
- 17. The telecommunication cable segment of claim 1 wherein said composition further comprises a cure accelerator.
Parent Case Info
This application is a continuation-in-part of U.S. patent application Ser. No. 787,870 filed Oct. 16, 1985 (now abandoned).
US Referenced Citations (9)
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
787870 |
Oct 1985 |
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