FIELD: textile industry, in particular, manufacture of nonwoven materials used in road building. SUBSTANCE: nonwoven material is composed of fibrous layers connected with one another by needle stitching. Fibrous layers comprise polyester fibers having linear density of 0.33-0.44 tex, cutting length of at least 65-90 mm, said polyester fibers being used in an amount of at least 50% by weight of material. EFFECT: simplified manufacture process and increased strength of nonwoven material capable of bearing substantial tensile loads. 2 cl, 1 tbl
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NONWOVEN MATERIAL | 2001 |
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Authors
Dates
2003-11-10—Published
2001-06-18—Filed