Abstract: The invention relates to a process for manufacturing an absorbent sheet comprising at least two plies of cellulose wadding, consisting in combining said plies under pressure by passing between two steel cylindrical components, the first being smooth on the outside and the second being equipped with raised components on the outside and the hardness of the first cylindrical component being lower than that of the second cylindrical component. According to the invention, the first cylindrical component has a treated hardened surface layer and a deformable underlayer; the second cylindrical component has a hardened outer surface, and the sheet, when it passes between the two cylindrical components is compressed at a specific pressure between 40 and 250 N/mm2. Another subject of the invention is an assembly of steel cylindrical components intended for the manufacture of multiply absorbent sheets.

Abstract: A dispenser, for dispensing a wound dry sheet of paper (F) made of tissue paper, comprising: a cylindrical body; support elements, lying approximately in the same plane P, for resting the dispenser on a horizontal plane; a slot in the cylindrical body for the sheet of paper (F) to exit; a guiding element for guiding the sheet of paper (F) outside the cylinder, associated with said slot, comprising two mutually parallel planes. According to the invention, the two planes are curved, in that the distance E between them is greater than twice the thickness Ep of the sheet of paper (F) and in that the length L of the guiding element, measured along the direction of pay-out of the paper, is equal to or greater than twice a minimum length Lm.

Abstract: The present invention relates to a method for the combination of at least two plies of tissue paper without glue and by pressure marking, characterized in that it involves embossing at least one first ply according to an embossing design by passage between a first cylinder and a second cylinder covered externally with a rubber blanket, then combining at least one second ply with the first ply by causing both plies to pass between the first engraved steel cylinder of axis CC? and at least one first series of small externally smooth coaxial cylinders of axis XX?. Both plies are then passed between the first cylinder and a second series of small externally smooth coaxial cylinders of axis YY?, the axes of CC?, XX?; and YY? being horizontal and parallel. The invention also includes the apparatus for carrying out the disclosed method.

Abstract: The present invention relates to a method for the combination of at least two plies of tissue paper without glue and by pressure marking, characterized in that it involves embossing at least one first ply according to an embossing design by passage between a first cylinder and a second cylinder covered externally with a rubber blanket, then combining at least one second ply with the first ply by causing both plies to pass between the first engraved steel cylinder of axis CC? and at least one first series of small externally smooth coaxial cylinders of axis XX?. Both plies are then passed between the first cylinder and a second series of small externally smooth coaxial cylinders of axis YY?, the axes CC?, XX?; and YY? being horizontal and parallel. The invention also includes the apparatus for carrying out the disclosed method.

Abstract: The invention relates to a process for manufacturing an absorbent sheet comprising at least two plies of cellulose wadding, consisting in combining said plies under pressure by passing between two steel cylindrical components, the first being smooth on the outside and the second being equipped with raised components on the outside and the hardness of the first cylindrical component being lower than that of the second cylindrical component. According to the invention, the first cylindrical component has a treated hardened surface layer and a deformable underlayer; the second cylindrical component has a hardened outer surface, and the sheet, when it passes between the two cylindrical components is compressed at a specific pressure between 40 and 250 N/mm2. Another subject of the invention is an assembly of steel cylindrical components intended for the manufacture of multiply absorbent sheets.

Abstract: The invention relates to a process for manufacturing an absorbent sheet comprising at least two plies of cellulose wadding, consisting in combining said plies under pressure by passing between two steel cylindrical components, the first being smooth on the outside and the second being equipped with raised components on the outside and the hardness of the first cylindrical component being lower than that of the second cylindrical component. According to the invention, the first cylindrical component has a treated hardened surface layer and a deformable underlayer; the second cylindrical component has a hardened outer surface, and the sheet, when it passes between the two cylindrical components is compressed at a specific pressure between 40 and 250 N/mm2. Another subject of the invention is an assembly of steel cylindrical components intended for the manufacture of multiply absorbent sheets.

Abstract: This invention relates to a sheet of paper made up of at least two plies of creped tissue paper, an upper ply and a lower ply, each of a surface measure ranging from 10 to 40 g/m2, the upper ply being embossed and provided with first protuberances. It is characterized in that such first protuberances are divided into rows which between them delimit cells of an area ranging from 1 to 20 cm2, the upper ply being longer in the direction of advance than the lower ply by at least 0.6% and joined to it by the apex of the first protuberances so that cushions are formed inside the cells.

Abstract: A dispenser, for dispensing a wound dry sheet of paper (F) made of tissue paper, comprising: a cylindrical body; support elements, lying approximately in the same plane P, for resting the dispenser on a horizontal plane; a slot in the cylindrical body for the sheet of paper (F) to exit; a guiding element for guiding the sheet of paper (F) outside the cylinder, associated with said slot, comprising two mutually parallel planes. According to the invention, the two planes are curved, in that the distance E between them is greater than twice the thickness Ep of the sheet of paper (F) and in that the length L of the guiding element, measured along the direction of pay-out of the paper, is equal to or greater than twice a minimum length Lm.

Abstract: The present invention relates to a method for the combination of at least two plies (5, 6) based on tissue paper without glue and by pressure marking, characterized in that it involves embossing at least one first ply (5) according to an embossing design by passage between a first cylinder (2) and a cylinder (4) covered externally with a rubber blanket, then combining at least one second ply (6) with the said first ply (5) by causing the said plies (5, 6) to pass between a first engraved steel cylinder (2) of axis CC? and at least one first series of small externally smooth coaxial cylinders (1) of axis XX?, then between the said first cylinder (2) and a second series of small externally smooth coaxial cylinders (3) of axes YY?, the axes CC?, XX? and YY? being horizontal and parallel. The invention embraces, furthermore, the installation intended for carrying out the said method.

Abstract: The invention relates to a process for manufacturing an absorbent sheet comprising at least two plies of cellulose wadding, consisting in combining said plies under pressure by passing between two steel cylindrical components, the first being smooth on the outside and the second being equipped with raised components on the outside and the hardness of the first cylindrical component being lower than that of the second cylindrical component. According to the invention, the first cylindrical component has a treated hardened surface layer and a deformable underlayer; the second cylindrical component has a hardened outer surface, and the sheet, when it passes between the two cylindrical components is compressed at a specific pressure between 40 and 250 N/mm2. Another subject of the invention is an assembly of steel cylindrical components intended for the manufacture of multiply absorbent sheets.

Abstract: The invention relates to an absorbent paper product, made in particular of tissue paper, that includes at least two plies, at least one of which is embossed according to an embossing pattern that includes projections (1, 2, 3) with a density of 30 or more per cm2. According to the invention, the embossing patterns include at least two adjacent zones whose projections (1, 2, 3) have, respectively, a different density and/or a different surface area at the peak so as to produce a relief effect on the product.

Abstract: The invention relates to a product of fibrous materials imparting a sense of freshness on coming in contact with the skin. It is characterized in that it includes, at least in part on the surface, 0.1 g/m2 to 20 g/m2 of an agent including a fatty acid ester or mixture of such esters the carbon chain of which is C10-C14 and of alcohol the carbon chain of which is C10-C14. In particular, the agent can melt at a temperature of 20° C. to 37° C. and includes at least 60% of such ester or esters, the remainder being selected from among solvents, fatty acid esters, fatty alcohols, or mineral oils. Specifically, the agent includes at least the dodecylic ester of dodecanoic acid.

Abstract: This invention relates to a sheet comprising at least a first ply P1 and a second ply P2 superimposed on one another and made of absorbent paper, such as tissue paper, each ply having a grammage of between 10 and 40 g/m2, the first ply presenting on its outer side cavities formed by embossing, corresponding to protuberances on its other side adjacent to the second ply. The sheet is characterized in that the first ply P1 comprises first zones A1 forming cells with first cavities (12), the cells being surrounded by second zones A2 with second cavities (18), the first zones A1 being in relief on the outer side in relation to the second zones A2 with a level difference NA, the first zones A1 presenting a contour D with a marking line. The invention also relates to the embossing device permitting such a sheet product to be obtained. The product of the invention is applicable to the manufacture of paper for sanitary or household use.

Abstract: The invention relates to a method for manufacturing a sheet of paper tissue which is embossed by an embossing cylinder of which the surface is fitted at least in part with embossing elements. The elements include a frustoconical base portion and a tip portion. The method is characterized in that the tip segment includes a flat of which the area is less than 75% of the smaller cross-sectional area of the base. Preferably the area of the flat is less than 20% of the base cross-sectional area. The invention furthermore concerns a sheet thusly manufactured and to sheets made of several plies of which at least one is a ply of the invention.

Abstract: This invention relates to a process for manufacturing and packaging rolls of tissue paper, wherein at least one sheet of paper is embossed in an embossing unit that includes an engraved embossing cylinder that includes at least a first zone with a first embossing motif and a second zone with a second embossing motif that is different from the first. Rolls are obtained whose sheet is embossed according to the first motif and rolls are produced whose sheet is embossed according to the second motif. With this procedure, packs that contain rolls having different designs are produced in a simple fashion.

Abstract: The invention relates to a roll constituted by a plurality of tissue paper sheets each having a specific surface weight between 10 and 40 g/m2 and exhibiting thick zones (4) separated over at least 90% of their periphery by thinner zones (5). According to the invention, and as regards at least the outermost turns of the roll, the thick zones are at least partly superposed one on the other in a way to add the thicknesses cumulatively and hence to create height differentials on the roll's outside. The invention also relates to a method for making a roll, wherein a strip composed of a plurality of juxtaposed tissue paper sheets exhibiting thick zones separated by thinner zones will be wound on itself. According to the invention, the winding of the roll is such that the thick zones (4) of the outermost roll turns are at least partly superposed in order to constitute a salient topography on the roll's outside.

Abstract: The invention relates to an absorbent paper product, made in particular of tissue paper, that includes at least two plies, at least one of which is embossed according to an embossing pattern that includes projections (1, 2, 3) with a density of 30 or more per cm. According to the invention, the embossing patterns include at least two adjacent zones whose projections (1, 2, 3) have, respectively, a different density and/or a different surface area at the peak so as to produce a relief effect on the product.

Abstract: The invention relates to a roll constituted by a plurality of tissue paper sheets each having a specific surface weight between 10 and 40 g/m2 and exhibiting thick zones (4) separated over at least 90% of their periphery by thinner zones (5). According to the invention, and as regards at least the outermost turns of the roll, the thick zones are at least partly superposed one on the other in a way to add the thicknesses cumulatively and hence to create height differentials on the roll's outside. The invention also relates to a method for making a roll, wherein a strip composed of a plurality of juxtaposed tissue paper sheets exhibiting thick zones separated by thinner zones will be wound on itself. According to the invention, the winding of the roll is such that the thick zones (4) of the outermost roll turns are at least partly superposed in order to constitute a salient topography on the roll's outside.

Abstract: This invention relates to a sheet of paper made up of at least two plies of creped tissue paper, an upper ply and a lower ply, each of a surface measure ranging from 10 to 40 g/m2, the upper ply being embossed and provided with first protuberances. It is characterized in that such first protuberances are divided into rows which between them delimit cells of an area ranging from 1 to 20 cm2, the upper ply being longer in the direction of advance than the lower ply by at least 0.6% and joined to it by the apex of the first protuberances so that cushions are formed inside the cells.