| 摘要 |
<p>PCT No. PCT/AT93/00150 Sec. 371 Date Sep. 29, 1994 Sec. 102(e) Date Sep. 29, 1994 PCT Filed Aug. 29, 1993 PCT Pub. No. WO95/04172 PCT Pub. Date Feb. 9, 1995Bicomponent moulded article made of polytetrafluoroethylene (PTFE) which, in the manner of the side-by-side type, is composed of two PTFE components which shrink under the effect of heat and differ in their hot-air shrinkage by at least 1%. A preferred embodiment is in the form of a fibre which can be crimped under heat treatment. (FIG.</p> |
