B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 30/02 (2006.01) B32B 1/08 (2006.01) B32B 15/08 (2006.01) B65D 35/00 (2006.01)
Patent
CA 2342504
A tubular bag, of a composite film is formed to hold mortar compositions and has an inner ply, enclosing the mortar composition. The inner ply is formed by a polyethylene film and a polyamide film. A metal foil, especially an aluminum foil, surrounds the inner layer and is enclosed by a stretched plastics material film and forms an outer ply of the composite film. Accordingly, the tubular bag of the composite film has a long shelf life.
Ginter Herbert
Gross Joan
Sieber Roland
Gierczak Eugene J. A.
Hilti - Aktiengesellschaft
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