FIELD: textile, paper.
SUBSTANCE: invention provides a elastic laminated material comprising a first non-woven layer, a second non-woven layer and many elastic yarns arranged parallel to each other between the said first and second non-woven layers, and a method of manufacturing of suchm a laminated material. The elastic laminated material includes elastic yarns (412; 4120), which are stretched and individually coated with adhesive. The first and the second non-woven layers are attached to the stretched elastic yarrns (412; 4120) forming corrugated elastic laminated material (1200), when the elastic yarns (412; 4120) are loose. At least one non-woven layer is attached to the yarns (412; 4120) at individual points of adhesive connection (4122) in a repeating predetermined pattern in the longitudinal direction of the yarns (412; 4120) forming a predetermined corrugation pattern, and the adhesive is substantially absent in the non-woven layers except for the points of adhesive connection (4122), where the layers are attached with the elastic yarns (412; 4120).
EFFECT: improved material properties.
14 cl, 18 dwg, 2 tbl
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Authors
Dates
2017-05-29—Published
2012-12-21—Filed