| 摘要 |
PCT No. PCT/US94/01404 Sec. 371 Date Jul. 10, 1995 Sec. 102(e) Date Jul. 10, 1995 PCT Filed Feb. 8, 1994 PCT Pub. No. WO94/18015 PCT Pub. Date Aug. 18, 1994A tire includes polybenzazole (PBZ) fibers, preferably either polybenzoxazole (PBO) or polybenzothiazole (PBT) fibers which are liquid-crystalline. The PBZ fibers can be incorporated into either the carcass of the tire, the reinforcing belts, or both. Preferably the PBZ fibers have a) a tensile strength of at least 4.0 GPa; b) a tensile modulus of at least 140 GPa; and c) an average void diameter of 25 ANGSTROM or less.
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