| 摘要 |
<p>1521502 Pile fabrics THIOKOL CORP 16 July 1975 [30 July 1974 6 June 1975] 29897/75 Heading D1K A pile fabric backing is woven from heavily fibrillated members (as defined) in at least one direction and the fibrils may be subsequently further raised after weaving by various. methods. Sizes of yarns, which may be ribbons or slit film and sizes of fibrils are given. The fibrillated product has fine fibril backbones or stems connected by finer fibrils to form a net-like structure, the finer fibrils having a denier less than 250 in the range 3-250.</p> |
