FIELD: textile industry. SUBSTANCE: material is composed of mixed polyester fiber canvas fastened together by rows of joints provided by action of water jets and made with intersections in opposite directions at angles between 45 and 89 deg. with respect to longitudinal direction to form grid. Distance between rows does not exceed 16 cm, and material is provided with perforations up to 1 mm in diameter. EFFECT: increased strength and heat-retention properties with no use of light nonwoven backed material. 1 dwg, 1 tbl, 3 ex
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Authors
Dates
1999-09-10—Published
1998-12-10—Filed