|
(11) | EP 1 985 438 A3 |
(12) | EUROPEAN PATENT APPLICATION |
|
|
|
|
|||||||||||||||||||||||
(54) | Embossed paper web material |
(57) The embossed paper web material comprises at least two plies (V1, V2), at least one
of which is provided with a background embossing pattern constituted by linear protuberances
(1P), extending according to closed lines projecting toward the inside of the web
material. The portions of ply delimited by said closed lines form convexities (1C)
facing the outside of the web material, which are distributed with a density equal
to or greater than 6 convexities/cm2 and preferably between 10 and 30 convexities/cm2.
|