A composite integral sheet of wrap material and method of...

B - Operations – Transporting – 32 – B

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B32B 5/22 (2006.01) B32B 3/28 (2006.01) B32B 23/02 (2006.01) B32B 27/06 (2006.01) B32B 37/30 (2006.01) B65D 65/40 (2006.01) B65D 81/26 (2006.01) B32B 31/04 (1990.01) B32B 31/30 (1990.01)

Patent

CA 2096237

A composite integral sheet of wrap material which includes a first layer of absorbent material, a second layer of printable material and an impermeable pigmented polymer layer interposed between the first and second layers. The composite wrap material has a plurality of air pockets formed between at least one of the the first or second layers and the polymer layer, by discontinuously bonding the first or second layers to the polymer material. A method of making the composite integral sheet.

Feuille composite entière de matériau d'emballage constituée d'une première couche de matériau absorbant, d'une deuxième couche de matérau imprimable et d'une couche de polymère pigmenté imperméable intercalée entre les première et deuxième couches. Le matériau d'emballage composite comprend une pluralité de poches d'air formées entre au moins une des deux première et deuxième couches et la couche de polymère, en fixant de manière discontinue la première ou la deuxième couche sur le matériau polymère. L'invention concerne également un procédé de fabrication de la feuille composite entière.

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