The invention relates to a paper dispenser (10), in particular an absorbent paper, including a housing (60) in which at least two rolls (4, 4') of a web of paper are housed, the housing (60) comprising: a base (5) having at least one first and one second recess (51, 51') for receiving the at least first and second rolls (4, 4'), respectively, and at least one first door and one second door (1, 1') mounted on the base (5) which, in the closed position, are arranged so as to protect the first and second rolls (4, 4') respectively, and, in the open position, to access the first and second recesses (51, 51'), respectively, so as to reload the rolls individually, the first and second doors (1, 1') comprising first and second nozzles (3, 3') for dispensing the webs of the first and second rolls (4, 4').
According to the invention, the core (5) has a cylindrical wall (8) which can be torn axially and is made up of two superposed strips, these respectively being an outer strip (10) in contact with the product and an inner strip (11), these strips being wound on one another and joined together by regions of attachment for example by bonding (12). At least one of the longitudinal edges of the inner strip (11) is not attached or is weakly attached over a determined width in order, over at least part of its helical length, to form a free and accessible tab (19) facing the outer strip (10).
The invention relates to a fibrous sheet having a basis weight of between 20 and 1000 g/m2 being manufactured according to a wet papermaking process, and disintegrating in water in less than 120 seconds, said fibrous sheet comprising 10 to 70% starch and at least 30% of papermaking fibres on the basis of the total weight of the dry fibrous sheet. The sheet is used for instance for the manufacture of a water disintegrable core in a roll of tissue paper.
The invention refers to a fibrous sheet having a basis weight of between 20 and 1000 g/m2 that disintegrates in water, comprising 10% to 70% starch on the basis of the total weight of the dry fibrous sheet, the disintegration time in water, measured in accordance with the NF Q34-020 standard applied to a specimen of the sheet of 9 x 8 cm2, is less than 50 seconds, preferably less than 35 seconds, and more particularly less than 15 seconds, of which the loss of strength measured in accordance with the table test as reported in the specification corresponds to the loss of strength of a specimen of said sheet forming an angle of at least 85°, preferably between 88° and 90°, after having being wetted with water for a duration of 6 seconds and/or the residual wet strength of which relative to its dry strength, as measured according to the ring crush test described in the specification, is less than 1%. The fibrous sheet of the invention is used for instance for the manufacture of a water disintegrable core in a roll of tissue paper.
The present invention relates to a sheet of absorbent paper including at least first (10) and second (20) embossed plies of cellulose wadding, each one of the plies having a grammage of 10 to 40 g/m2 including projections on the inward-facing surface of the sheet which correspond to cavities on the outer surface, with elongate first projections (11) on the first ply, elongate first projections (21) on the second ply, at least one part of the first projections (11) of the first ply being in contact with at least one part of the first projections (21) of the second ply. The sheet is characterised in that the first ply and the second ply (10, 20) each include frustoconical second projections (12; 22), at least one part of the first projections (11; 21) at least partially adjoining the second projections (12; 22), the first projections of said first ply being aligned in a first direction and the first projections of said second ply being aligned in a second direction, the two directions forming a non-zero alpha angle therebetween, at least one part of the second projections (12; 22) forming alignments inserted between two alignments of the first projections (11; 21). The sheet can be used for the production of paper for household or sanitary use.
The present invention relates to an item for cleaning the skin including a fibrous substrate and a cleaning composition activated by wetting with water followed by a mechanical action aimed at obtaining a cleaning foam. The item is characterised in that the substrate is a buffer made up of cotton fibres linked by water jets, with grammage between 100 and 300 g/m2, and the cleaning composition includes at least one surface-active agent and one moisturiser such as glycerine, the amount of water on the substrate being less than 25 wt% of the item, and the item including 0.1 to 1.2 grams of the active ingredient of said composition per gram of substrate.
D04H 1/46 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
The present invention relates to a water-degradable paper sheet. The sheet has a basis weight of 80 to 400 g/m2 and is characterised in that it is dry-formed from paper fibres bound together by a water-soluble binder including starch, the amount of binder in the sheet being 30 to 70%. The invention also relates to a mandrel formed by a cylinder having a wall that includes at least one dry-formed paper sheet including paper fibres bound together by a water-soluble binder.
D21H 27/00 - Special paper not otherwise provided for, e.g. made by multi-step processes
10.
METHOD FOR MAKING A SHEET OF DEGRADABLE PAPER, USE OF SAID SHEET FOR MAKING A MANDREL DEFINING A ROLL CARRIER, DEGRADABLE PAPER SHEET, AND MANDREL INCLUDING AT LEAST ONE OF SAID SHEETS
The present invention relates to a method for making a water-degradable paper sheet, said method comprising the following steps: providing at least one strip of a water-soluble binding material in the form of a dry film; providing at least two strips each made of at least one ply of cellulose wadding; placing the strip of water-soluble binding material between the two strips of cellulose wadding; humidifying, assembling and pressing the three strips; and drying the complex strip thus obtained. The sheet thus obtained can be used for making a roll carrier mandrel by helically winding one or more strips from said sheet about a cylinder. The invention can particularly be used in the field of products for sanitary or domestic use.
The invention relates to a core intended to support a reel of paper, particularly toilet paper, said core being formed by winding at least one web of cellulose wadding. The core is characterized in that it is formed by winding at least one web of cellulose wadding comprising at least 0.51 g of water-soluble material per gram of cellulose wadding, the water-soluble material being designed to make the web of cellulose wadding more rigid and easier to disintegrate. Thus configured, the invention is able to provide a core that has both mechanical strength fit for the intended purpose and is far easier to disintegrate than a core made of cardboard such that it can be disposed of directly in the toilet bowl without the risk of blocking the waste pipe.
1) System for dispensing sections from a paper strip, such as for home or bathroom use, contained in a box (10) made of semi-rigid material, such as cardboard, and dispensing individual sections (2a, 2b) through a dispensing slot (112a), the paper strip being formed of sections held to each other by tenons (T); and characterized in that: -The dispensing slot (112a) has a width less than the width of the strip; -the box comprises a strip guiding means (11, 12), formed of two partition components (11, 12) providing a narrow space wherein the strip is guided and maintained through contact up to the dispensing slot (112a), and being formed by folding of a panel around a folding line wherein said dispensing slot is provided.
The invention proposes an embossed sheet (10) comprising at least one ply (12) of cellulose wadding having an embossing pattern comprising at least one series of protuberances (18) formed projecting from one surface of said ply (12) of cellulose wadding, and at least one ply joined to said at least one ply (12) of cellulose wadding and located opposite said surface of the ply (14) of water-soluble material, characterized in that the ply (14) of water-soluble material is joined to said at least one ply (12) of cellulose wadding at the summits (18a) of at least part of the protuberances (18). The invention also proposes a method for manufacturing such a multi-ply sheet (10).
The invention relates to a paper roll (10), in particular for tissue paper, that comprises a central hole along the winding axis, with a cylindrical reinforcement member on which the paper is wound, characterised in that said reinforcement member includes at least one ring (40) connected to the innermost turn of the roll (10), having a width smaller than the width of the roll, and provided with a means (42) for extracting the ring by applying a pulling force substantially along the axis of the roll.
The invention relates to the use of a cleaning and/or care composition for impregnating a stack of absorbent substrates. The cleaning and/or care composition has a relatively high apparent viscosity, while still having a rheological behaviour of the shear-thinning and thixotropic type, and comprises at least one cleaning and/or care compound. Thus, during impregnation under stress, especially under pressure and with prior stirring, the composition shear-thins sufficiently to allow it to diffuse rapidly and uniformly into stacked substrates.
The invention relates to a composite sheet (CS) for domestic use, characterised in that it comprises a first ply (P1) of paper tissue having a liquid absorption degree (g/g CEN Standard) higher than 5, and a second superimposed ply (P2) made of a metal layer having a thickness lower than 10 microns (μm).
B32B 15/12 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
B65D 65/40 - Applications of laminates for particular packaging purposes
B32B 37/10 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using direct action of vacuum or fluid pressure
B65D 85/74 - Containers, packaging elements or packages, specially adapted for particular articles or materials for edible or potable liquids, semiliquids, or plastic or pasty materials for butter, margarine or lard
17.
CREPED ABSORBENT PAPER SHEET, ROLL FOR EMBOSSING SUCH A SHEET AND EMBOSSING PROCESS
The invention provides an embossed sheet composed of at least a first and a second ply of creped cellulose wadding having a basis weight between 12 and 30 g/m2 according to which the first ply (4) has a first embossed pattern composed of a series of first aligned protrusions (20) of frustoconical overall shape, the tops of which are oriented towards the inside of the sheet, the second ply (2) comprises a first and a second series of protrusions, the tops of which are oriented towards the inside of the sheet, the first series (5) having a height greater than that of the second series of protrusions (3). According to the invention, the protrusions (20) of the first ply (4) and the highest protrusions (5) of the second ply (2) are nested inside one another, and the lowest protrusions (3) of the second ply (2) are arranged between the protrusions of the first ply so as to create empty spaces (6) between the two plies that promote a rapid absorption of liquid. The invention furthermore relates to a pair of rolls and to the associated process for producing such embossed sheets.
The invention relates to a core intended to act as a support for a reel of paper, particularly of toilet paper, said core being formed by winding at least one strip of cellulose wadding, said strip being at least locally impregnated with starch so as to improve its rigidity. Configured in this way, the invention is capable of providing a core that has both the mechanical strength needed for the envisaged use and a friability that is vastly improved over a cardboard core so that it can be disposed of directly into a toilet bowl without the risk of blocking the waste pipe.
The invention relates to a roll to be used for toilet paper, that comprises a wound web of a fibrous cellulosic material, said web including at least three superimposed and associated plies (1, 2, 3) and said web having a tensile strength RST across the width (I) thereof. According to the invention, the product P of the total thickness E of the web by the strength RST thereof is higher than 190 mm N/m, E being in mm and RSτ in N/m.
The invention relates to a cut or pre-cut absorbent sheet particularly intended for wiping, that comprises at least two plies or groups of plies of a creped absorbent paper having a basic weight between 12 and 35 g/m2 per ply, wherein at least one of said plies has an embossing pattern including protrusions extending towards the inside of said sheet while providing cavities between them. According to the invention, a portion of the protrusions is distributed on at least one of the plies in order to define curve portions, in particular concentric circles about or in the vicinity of the geometrical centre (0) of the outline (1) of the sheet; the set of protrusions (10) of a same ply of a sheet define alignments that define an embossing pattern having a central symmetry relative to the geometrical centre (0) of the outline (1) of said sheet.
The invention relates to a dispenser for paper sheets (F) of rolled and dry cellulose wadding, comprising a cylindrical body (1), holding members (2) essentially provided in the same plane P for placing the dispenser on a horizontal plane, a slot (3) in the cylindrical body (1) for dispensing a paper sheet (F), a guiding member (4) for guiding the paper sheet out of the cylinder, associated with said slot and comprising two parallel planes (41, 42). According to the invention, the planes (41, 42) are curved and the distance E between them is more than twice the thickness Ep of a paper sheet (F), wherein the length of the guiding member as measuring in the paper unwinding direction is equal to or higher than twice a minimal length Lm.
The present invention relates to a roll made of a succession of single-use absorbing paper sheets (1) separated along at least one side thereof, perpendicular to the unwinding direction of the roll, by parallel pre-cuts (2), the sheets (1) being further separated by cuts (3) extending along at least 80 % of the cut side of the sheets, and the cuts and pre-cuts alternating in the roll unwinding direction. The invention also relates to a method for producing such rolls and to the related manufacturing device.
The invention relates to a dispenser for roll-type products comprising: a first inner space (1) for containing a first roll; a first slot-shaped opening (10) parallel to the XX' axis of the first roll stored (held) in the first inner space (1); at least one second inner space (2) for storing a second roll having an axis YY' parallel to that of the first roll; characterised in that it further comprises a second opening (11) having a slot parallel to the axis of the second roll for outputting one end of the second roll, wherein said slot (110) has a length that is shorter than the width of the second roll in order to slow down the unwinding of said roll.
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 (1) being smooth on the outside and the second (2) 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 (1) has a treated hardened surface layer (11) and a deformable underlayer (12); the second cylindrical component has a hardened outer surface, and the sheet, when it passes between the two cylindrical components (1, 2), is compressed at a specific pressure between 40 and 250 N/mm2. Another subject of the invention is an assembly of steel cylindrical components (1, 2) intended for the manufacture of multiply absorbent sheets.
The present invention relates to a process for combining, without adhesive and by pressure marking, at least two plies (5, 6) based on cellulose wadding, characterized in that it consists in embossing, with an embossing pattern, at least a first ply (5) by passing between a first roll (2) and a roll (4) covered with rubber on the outside, then in combining at least a second ply (6) with said first ply (5) by making said plies (5, 6) pass between a first engraved steel roll (2) of axis CC and at least a first series of small externally smooth coaxial rolls (1) of axis XX', then between said first roll (2) and a second series of small externally smooth coaxial rolls (3) of axes YY', the CC, XX' and YY' axes being horizontal and parallel. The invention moreover covers the installation intended to implement said process.
The invention relates to an approximately rectangular, separable multi-ply absorbent sheet based on cellulose wadding that includes at least three plies and that has a coefficient KNOVE = RSM X RST X A X G X Exp (12 x (E + Ep)) x (1/Exp (Sp)) > 75 000 where; RST = strength across the width of the sheet in N/m; RSM = strength along the length of the sheet in N/m; G = grammage of the sheet in kg/m2; E = thickness of the sheet in mm; Sp = flexibility of the sheet in N; A = absorption of the sheet in kg/m2 Ep = average thickness of one ply of the sheet in mm, where EP is greater than 0.115 mm. The invention also relates to the method of manufacturing such a sheet, and rolls composed of said sheets.
The present invention relates to an absorbent paper sheet for sanitary or household use comprising two layers of cellulose fibre, the first layer being embossed with relief patterns consisting at least partly of first projections pointing towards the interior of the sheet, and the second layer not being embossed and being joined to the first layer by bonding of the first projections. The sheet is characterized in that some of the first projections are arranged in a simple line and in that the second layer is a layer of cellulose fibre of the type dried by blow-through drying, with a thickness of between 0.2 and 0.5 mm and a grammage of between 15 and 45 g/m2. The invention applies particularly to the manufacture of rolls from the above sheet.
The invention relates to a method for preparing paper pulp from recycled paper containing contaminants characterized in that it comprises a first step of agitating the paper in the presence of water in order to obtain a mixture of fibres and contaminants in suspension, a second step of coarsely sieving said mixture in order to separate the coarse contaminants from the rest of the suspension, a third step of fine sieving in order to separate the fine contaminants from the coarsely-sieved suspension and a fourth step of washing said coarse and fine contaminants in order to separate the reusable fibrous materials from the rest of the non-reusable contaminants. In particular, the invention aims to provide a method for preparing paper pulp that is capable of producing a good quality paper pulp from highly-contaminated recycled paper, especially having a contaminant level in the dry state that is greater than or equal to 15% by weight.
The inventive dispenser is a paper dispenser, particularly for dispensing toilet paper, comprising a housing (5) for housing a roll (3) of paper, the housing (5) having a front side (8) with a dispensing opening (13) via which the paper is unwound sheet by sheet, and comprising means (11) for locking the front side (8) to the housing (5). This dispenser is characterized by virtue of the fact that the front side (8) comprises a hatch (16) for accessing the interior of the housing (5) via which the free end (4) of the roll (3) can be removed. A dispenser of this type permits the user to solve problems of paper blocking inside the housing (5) without, however, being able to steal the roll (3) or, in any event, while leaving it in its original shape so that it can still be used.
05 - Pharmaceutical, veterinary and sanitary products
16 - Paper, cardboard and goods made from these materials
21 - HouseHold or kitchen utensils, containers and materials; glassware; porcelain; earthenware
24 - Textiles and textile goods
25 - Clothing; footwear; headgear
Goods & Services
Serviettes périodiques et boules de coton. Mouchoirs en papier; papier hygiénique. Assiettes et gobelets en carton. Serviettes de table, nappes, essuie-tout. Couches pour bébés.
