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(11) | EP 2 018 959 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Embossed paper material, method and device for the production thereof |
(57) The multi-ply paper material comprises at least a first ply (V1) of tissue paper,
embossed and joined by gluing to at least a second ply (V2) of tissue paper. The first
ply (V1) comprises at least a first series of embossing protuberances (P1) protruding
from a base surface toward the second ply (V2). Glue (C) is applied to the protuberances
(P1) of the first series to join the first ply and the second ply. Moreover, the first
ply presents a second series of embossing protuberances (P2) protruding from said
base surface (SV1) toward the outside of the material on the opposite side with respect
to the protuberances of the first series.
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