Abstract: The invention relates to a packaging comprising a refill (2) in the form of a tubular body (4) and a reusable cap (3) providing functionalities to the packaging, the refill (2) forming the body of the packaging and comprising connection means (7) cooperating 5 with connecting means (8) of the cap (3) to ensure the closure of the packaging and its tightness once the body (4) and the cap (3) are assembled. The refill connection means are minimal and the cap connection means are complex.

Abstract: The present invention relates to recyclable packaging comprising parts (1,9,10,11,12) assembled to one another, at least one of said parts of the packaging comprising a structural layer (2) made of a first type of material and a functional layer (3) made of a second type of material, said layers (2,3) being attached to one another by a peelable interface (7) which makes it possible to ensure sufficient adhesion between said structural and functional layers (2,3) to maintain the integrity of the packaging during its use and to separate said layers so that they can be recycled in their respective appropriate recycling channel after they have been separated. The present invention also relates to a method for recycling such packaging.

Abstract: The invention relates to a packaging part comprising a structural layer (2) based on cellulose and/or recycled material with an inner face, a section and an outer face, and a functional layer (4) covering the inner face of the structural layer (2) at least partly, the said functional layer (4) comprising an additional part (16) which extends beyond the periphery of the structural layer (2).

Abstract: The invention relates to a method for manufacturing a tubular body (2) for a packaging in tube form (1), comprising the following steps: —) definition of the geometrical characteristics of the tubular body (2) to be produced; —) creation of an initial image (6) covering the surface of the tubular body (2) to be produced, said initial image (6) having a right lateral edge and a left lateral edge; —) creation of an intermediate image (8) from the initial image (6) by adding a lateral strip (13) to one of said edges of the initial image (6), said lateral strip (13) comprising a copy of the other of said edges of the initial image (6); —) printing of at least one intermediate image (8) on a sheet, the intermediate image (8) being disposed such that the lateral edges of the image are parallel to the direction of unwinding of the sheet; —) cutting of a small strip on each lateral side of the intermediate image (8) to form a final image (10); —) shaping of the sheet as tubular body (2) and edge-to-edge assembly to o

Abstract: The cellulose-based packaging includes a tubular body obtained by welding or bonding a sheet, including at least one longitudinal weld linking the ends of said sheet, at least one internal welding strip situated inside the packaging to form the longitudinal weld, the internal strip including a sealing material which becomes liquid during the welding of the ends and fills cavities formed at the ends of the internal strip so that the packaging is leak-proof once welded.

Abstract: The invention relates to a tube part, for example a tube head or a cap, the part comprising a structural portion and at least one functional portion, the structural portion having a high cellulose content and the functional portion having a reduced cellulose content. The invention also relates to a package comprising at least one such part and a method for manufacturing the part for the package, and the package.

Abstract: The invention relates to a tube head (1, 2) intended to form a packaging, the head (3, 6) being intended to be welded to a tubular skirt (8, 9) in order to form the said packaging, and the tube head (1 2) being thermoformed from a sheet (20, 21). The invention also relates to a method for manufacturing such a tube head (1, 2) and a tube with said head (3, 6).

Abstract: The method for extruding and labeling a packaging tube comprises the following successive steps: a) forming a partially or totally tubular label from a film in a shaper; b) inserting the label into a calibration element; c) extruding a tubular body at the concave-face side of the label in an extrusion head; d) bringing the outer face of the extruded tubular body into contact with the concave face of the label. In the method, the label comprises at least one layer of which the melting temperature is at least 20° C. higher than the melting temperature of the extruded tubular body. A first pressure difference is formed in the extruded tube with an air jet.

Abstract: Multilayer skirt of a flexible tube, comprising an extruded main layer (9) and a mono- or multilayer film (10) at least partially surrounding the main layer. The tensile modulus of the main layer is less than 1200 N/mm2 and the tensile modulus of the film is greater than 3500 N/mm2.

Abstract: An automated method for manufacturing objects, the method using an image capturing device and a data processing device for quality inspection, wherein the method includes a learning phase and a manufacturing phase for manufacturing the objects, wherein the learning phase comprises producing N objects considered to be acceptable; taking at least one reference primary image of each of the N objects; dividing each reference primary image into (Pk) reference secondary images (Sk,p), grouping the corresponding reference secondary images into batches of N images, and determining a compression-decompression model (Fk,p) with a compression factor (Qk,p) per batch.

Abstract: A process for continuous welding of a sheet of plastic material for manufacturing flexible packages, comprising a step of positioning the sheet relative to the welding device, putting ends of the sheet into contact, forming a weld by heating, pressing and cooling the ends of the sheet that are in contact, acquiring a primary temporal signal with a sensor, the primary temporal signal proportional to a thickness of the weld, transforming the primary temporal signal into a primary frequency signal and defining a low-frequency spectrum, a medium-frequency spectrum, and a high-frequency spectrum from the primary frequency signal, reconstructing a secondary low-frequency signal from the low-frequency spectrum, and determining the thickness of the weld based on the secondary low-frequency signal.

Abstract: The method for extruding and labeling a packaging tube comprises the following successive steps: a) forming a partially or totally tubular label from a film in a shaper; b) inserting the label into a calibration element; c) extruding a tubular body at the concave-face side of the label in an extrusion head; d) bringing the outer face of the extruded tubular body into contact with the concave face of the label. In the method, the label comprises at least one layer of which the melting temperature is at least 20° C. higher than the melting temperature of the extruded tubular body. A first pressure difference is formed in the extruded tube with an air jet. The invention also relates to a device for implementing said method and to a tube obtained by said method.

Abstract: The present invention relates to a tubular packaging body formed from a flexible film having a thickness e, the ends of which are butt welded and covered by a plastic reinforcement element located on the inner surface of said tubular body and having a section defined by a width l and a height h, said tubular body being characterized in that all of the following conditions should be met: —h is greater than or equal to e, —the ratio (l·e)/h2 is between 1 and 10.

Abstract: A process for continuous welding of a sheet of plastic material for manufacturing flexible packages, comprising a step of positioning the sheet relative to the welding device, putting ends of the sheet into contact, forming a weld by heating, pressing and cooling the ends of the sheet that are in contact, acquiring a primary temporal signal with a sensor, the primary temporal signal proportional to a thickness of the weld, transforming the primary temporal signal into a primary frequency signal and defining a low-frequency spectrum, a medium-frequency spectrum, and a high-frequency spectrum from the primary frequency signal, reconstructing a secondary low-frequency signal from the low-frequency spectrum, and determining the thickness of the weld based on the secondary low-frequency signal.

Abstract: Multilayer skirt of a flexible tube, comprising an extruded main layer (9) and a mono- or multilayer film (10) at least partially surrounding the main layer. The tensile modulus of the main layer is less than 1200 N/mm2 and the tensile modulus of the film is greater than 3500 N/mm2.

Abstract: The invention relates to a method for the extrusion and labelling of a packaging tube (14), comprising the following successive steps performed on an extrusion-labelling line, namely: a) forming a partially or fully tubular label (17) from a film (12); b) introducing the label (17) into a calibration element (22); c) extruding a tubular body (13) on the side of the concave surface of the label (17); d) bringing the external surface of the tubular body (13) into contact with the concave surface of the label (17), step (c) being performed in the calibration element (22). The invention also relates to an extrusion-labelling device and a packaging tube.

Abstract: The invention relates to a method for the extrusion and labelling of a packaging tube (14), comprising the following successive steps performed on an extrusion-labelling line, namely: a) forming a partially or fully tubular label (17) from a film (12); b) introducing the label (17) into a calibration element (22); c) extruding a tubular body (13) on the side of the concave surface of the label (17); d) bringing the external surface of the tubular body (13) into contact with the concave surface of the label (17), step (c) being performed in the calibration element (22). The invention also relates to an extrusion-labelling device and a packaging tube.

Abstract: The invention relates to a method for the extrusion and labelling of a packaging tube (14), comprising the following successive steps performed on an extrusion-labelling line, namely: a) forming a partially or fully tubular label (17) from a film (12); b) introducing the label (17) into a calibration element (22); c) extruding a tubular body (13) on the side of the concave surface of the label (17); d) bringing the external surface of the tubular body (13) into contact with the concave surface of the label (17), step (c) being performed in the calibration element (22). The invention also relates to an extrusion-labelling device and a packaging tube.

Abstract: The invention relates to an essentially tubular flexible packaging intended for containing a semi-liquid or pasty product, which includes an apron, a head, an added piece of material at least on the inside of the apron, and optionally a lid, the apron consists of a rolled-up sheet and includes a longitudinal weld for assembling the edges thereof together, and the head being attached to the edge of one of the ends of the apron. The apron includes a ratio of at least 30% of recycled material or material from renewable resources, and the added piece of material is arranged so as to eliminate a discontinuity in the inner surface in the area of the longitudinal weld.

Abstract: The present invention relates to a tubular packaging body formed from a flexible film having a thickness e, the ends of which are butt welded and covered by a plastic reinforcement element located on the inner surface of said tubular body and having a section defined by a width l and a height h, said tubular body being characterized in that all of the following conditions should be met:—h is greater than or equal to e,—the ratio (l·e)/h2 is between 1 and 10.