Multi-layer sheet of absorbent paper and its manufacturing method
AssigneeFort James France
InventorsRemy Ruppel, Pierre Laurent, Joel Hungler
Life of this patent
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AssigneeFort James France
InventorsRemy Ruppel, Pierre Laurent, Joel Hungler
Estimating the term…
An absorbent multi-layer sheet, with at least two layers each constituted of at least one embossed ply of creped absorbent paper having a specific surface weight between 10 and 40 g/m.sup.2 per ply, with an external surface forming the outer side of the multi-layer sheet and an inner surface, the inner surface of the first layer including first and second protrusions and the inner surface of the second layer including third protrusions nested between the-protrusions of the first layer, the two layers being bonded together by at least part of the protrusion tips of one layer adhesively joined to the other layer between two protrusions, is characterized in that the bonding is implemented by the first protrusions of the first layer, the second protrusions having a lesser height than the first ones and their tips being adhesive-free.
An absorbent multi-layer sheet comprising at least two layers with each layer including at least one embossed absorbent ply having a specific surface weight of between 10 to 40 g/m.sup.2 per ply, an external surface of each of a first layer and a second layer of said at least two layers each forming an outer side of the multi-layer sheet, and an inner surface;
Dependencies are inferred from the claim text.