| 摘要 |
<p>PCT No. PCT/GB89/00621 Sec. 371 Date Dec. 3, 1990 Sec. 102(e) Date Dec. 3, 1990 PCT Filed Jun. 5, 1989 PCT Pub. No. WO89/12135 PCT Pub. Date Dec. 14, 1989.A coated textile material, particularly for use as a durable filter fabric, is made from a textile substrate, such as a woven fabric, having a microporous coating of an elastomeric fluorocarbon polymer. The substrate may be formed from aramid or polyphenylene sulphide or glass fibres. The elastomeric polymer may be a vinylidene fluoride pentafluoropropene tetrafluoroethylene terpolymer. The microporous coating may be applied as a formed aqueous emulsion which is dried and mechanically crushed.</p> |
