Multilayer toilet paper

Abstract

Multilayer toilet paper ( 10 ) comprising a first outer layer ( 20 ) a second inner layer ( 30 ) and at least one middle layer ( 40 ) in-between, wherein the at least one middle layer ( 40 ) is a waved layer.

1 . Multilayer toilet paper ( 10 ) comprising a first outer layer ( 20 ), a second inner layer ( 30 ) and at least one middle layer ( 40 ) in-between characterized in that said at least one middle layer ( 40 ) is a waved layer.  
   
   
       2 . Multilayer toilet paper ( 10 ) according to  claim 1 , characterized in that said at least one middle layer ( 40 ) is waved along a preferred direction.  
   
   
       3 . Multilayer toilet paper ( 10 ) according to  claim 1 , characterized in that said at least one middle layer ( 40 ) has an uniform waved section.  
   
   
       4 . Multilayer toilet paper ( 10 ) according to  claim 1 , characterized in that said at least one middle layer ( 40 ) has in section a cyclic wave trend substantially sinusoidal or cosinusoidal or square or triangular or trapezoidal or a subsequent combination of them.  
   
   
       5 . Multilayer toilet paper ( 10 ) according to  claim 2 , characterized in that said at least one middle layer ( 40 ) has a waved section along a preferred direction correspondent with a longitudinal direction ( 50 ).  
   
   
       6 . Multilayer toilet paper ( 10 ) according to  claim 3 , characterized in that said at least one middle layer ( 40 ) has a waved section along a preferred direction correspondent with a longitudinal direction ( 50 ).  
   
   
       7 . Multilayer toilet paper ( 10 ) according to  claim 4 , characterized in that said at least one middle layer ( 40 ) has a waved section along a preferred direction correspondent with a longitudinal direction ( 50 ).  
   
   
       8 . Multilayer toilet paper ( 10 ) according to  claim 2 , characterized in that said at least one middle layer ( 40 ) has a waviness that develops along a leaning direction with respect to a longitudinal direction ( 50 ).  
   
   
       9 . Multilayer toilet paper ( 10 ) according to  claim 3 , characterized in that said at least one middle layer ( 40 ) has a waviness that develops along a leaning direction with respect to a longitudinal direction ( 50 ).  
   
   
       10 . Multilayer toilet paper ( 10 ) according to  claim 4 , characterized in that said at least one middle layer ( 40 ) has a waviness that develops along a leaning direction with respect to a longitudinal direction ( 50 ).  
   
   
       11 . Multilayer toilet paper ( 10 ) according to  claim 1  characterized in that said at least one first outer layer ( 20 ) and/or said second inner layer ( 30 ) have a smooth surface.  
   
   
       12 . Multilayer toilet paper ( 10 ) according to  claim 1  characterized in that said first outer layer ( 20 ) and/or said second inner layer ( 30 ) have an embossed surface comprising a plurality of projections ( 21 , 22 ).  
   
   
       13 . Multilayer toilet paper ( 10 ) according to  claim 12 , characterized in that said embossed surface has at least 20 projections/cm 2 .  
   
   
       14 . Multilayer toilet paper ( 10 ) according to  claim 12 , characterized in that said embossed surface comprises a plurality of base projections ( 21 ) or of different shape and or broader size ( 22 ).  
   
   
       15 . Multilayer toilet paper ( 10 ) according to  claim 13 , characterized in that said embossed surface comprises a plurality of base projections ( 21 ) or of different shape and or broader size ( 22 ).