NONWOVEN LAMINATED MATERIAL Russian patent published in 2004 - IPC

FIELD: textile industry, in particular, manufacture of nonwoven materials, which may be used as heat-insulating layers in clothing worn under low or high temperature conditions, in particular, in construction industry, as well as for manufacture of sleeping bags etc.

SUBSTANCE: nonwoven laminated material includes set of layers of different thickness made from fibrous mixture of natural and/or synthetic filaments, and at least one carcass layer arranged outside or inside said material and provided with at least one light reflecting or light absorbing layer. Light reflecting or absorbing layers may be provided on one or both sides of carcass layer. Carcass layer may be provided on its one side with light reflecting layer and on its other side with light absorbing layer. Carcass layer is manufactured from kraft paper, polymer film, or woven material and is provided with adhesive applied onto one or two surfaces thereof. Synthetic filaments are made hollow.

EFFECT: improved heat-reflecting properties.

6 cl, 12 ex