The present invention also relates to a paper or board comprising pulp fibers and bulrush material, bulrush material comprising seed fluff of the bulrush plant The present invention further relates to a use of bulrush material comprising seed fluff from the bulrush plant as sizing agent in paper or board.
An air-laid blank (10) comprises natural fibers and a polymer binder. The air-laid blank (10) comprises a cushioning portion (14) comprising a plurality of cavities (13) extending into the air-laid blank (10). The air-laid blank (10) also comprises a frame portion (15) lacking any cavities extending into the air-laid blank (10). The frame portion (15) encircles the cushioning portion (14). The air-laid blank (10) is used to produce cushioning inserts (60A, 60B) configured to be inserted into packaging boxes (50) to protect goods or products (70) packaged in the packaging boxed (50).
B65D 81/107 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu utilisant des blocs de matériau amortisseur de chocs
D04H 1/58 - Non-tissés formés uniquement ou principalement de fibres coupées ou autres fibres similaires relativement courtes à partir de voiles ou couches composés de fibres ne possédant pas des propriétés cohésives réelles ou potentielles par application, incorporation ou activation de liages chimiques ou thermoplastiques, p. ex. adhésifs
D04H 1/732 - Non-tissés formés uniquement ou principalement de fibres coupées ou autres fibres similaires relativement courtes caractérisés par la méthode de formation des voiles ou couches, p. ex. par la réorientation des fibres les fibres étant disposées au hasard par courant de fluide, p. ex. flux d'air
The present invention relates to a method for manufacturing a flexible paper based packaging laminate suitable for use in bags or pouches, said method comprising: a) providing a flexible multiply paper substrate having a grammage in the range of 40-160 g/m2, comprising a first outermost ply comprising at least 70 wt% bleached kraft pulp or hardwood pulp based on the dry weight of the ply, and a second outermost ply comprising at least 70 wt% unbleached kraft pulp or high yield pulp, based on the dry weight of the ply, wherein the second outermost ply has an outer surface having a Cobb-Unger oil absorbency of at least 15 g/m2as determined according to the standard SCAN-P 37:77; and b) providing a barrier paper having a grammage in the range of 20-80 g/m2and comprising at least 70 wt% cellulosic material based on the dry weight of the barrier paper, wherein the barrier paper has a Cobb-Unger oil absorbency of less than 10 g/m2as determined according to the standard SCAN-P 37:77; c) laminating the barrier paper to the outer surface of the second outermost ply of the multiply paper substrate using a water-based adhesive to obtain a flexible paper based packaging laminate having a grammage in the range of 80-200 g/m2.
B32B 7/02 - Propriétés physiques, chimiques ou physicochimiques
B32B 5/26 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par la présence de plusieurs couches qui comportent des fibres, filaments, grains ou poudre, ou qui sont sous forme de mousse ou essentiellement poreuses une des couches étant fibreuse ou filamenteuse un autre couche également étant fibreuse ou filamenteuse
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
The present invention relates to a method for producing a laminate comprising a paper or paperboard substrate and a microfibrillated cellulose (MFC) film. A first web comprising a paper or paperboard substrate is provided. A second web of an MFC film is provided, wherein the MFC film has: a) a content of MFC of 50-100 weight-% based on total dry weight; b) a moisture content of 5-20 weight-%, c) a ratio of a machine direction tensile index and a cross direction tensile index of 0.8-1.4. The MFC film is further dried to a moisture content of less than 4 weight-%. The first web and the second web are joined, after the further drying, using at least one adhesive layer provided between the webs so as to form the laminate. The MFC film has a moisture content of less than 4 weight-% at the joining. The invention relates also to a laminate and a packaging material comprising the laminate.
B32B 29/02 - Produits stratifiés composés essentiellement de papier ou de carton adjacent à une couche fibreuse ou filamenteuse
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 37/20 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches toutes les couches existant et présentant une cohésion avant la stratification impliquant uniquement l'assemblage de bandes continues
B32B 38/00 - Opérations auxiliaires liées aux procédés de stratification
The present disclosure relates to a method for manufacturing a multiply paperboard on a paperboard machine. The method comprises the steps of - forming a middle-ply web from a first furnish comprising at least 20 wt% of CTMP on a first forming wire, - dewatering the middle-ply web on the first forming wire in a first dewatering zone, - dewatering the middle-ply web (3) between the first forming wire (1) and a second forming wire (6) in a second dewatering zone (5), which second dewatering zone (5) comprises at least one suction unit (7) and dewatering blades (8), which dewatering blades (8) are in contact with the second forming wire (6), and at least two loadable dewatering blades (9a, 9b, 9c, 9d) in contact with the first forming wire (1), wherein the loading pressure applied by each of the loadable dewatering blade (9a, 9b, 9c, 9d) is in the range of between 0.1 – 25 kPa -kPa, - forming a top-ply web from a second furnish and a back-ply web from a third furnish, - couching the said webs to form a three-ply web wherein the middle ply web is arranged between the top- and back ply web, - pressing the three-ply web in a press section, - drying the pressed web in a drying section and - reeling the web. The paperboard manufactured according to the present invention exhibits an excellent formation and a high z-strength.
The present invention relates to a method for manufacturing a paper or paperboard based packaging laminate, said method comprising: a) providing a multiply paper or paperboard substrate comprising a first outermost ply comprising at least 70 wt% bleached kraft pulp or hardwood pulp based on the dry weight of the ply, and a second outermost ply comprising at least 70 wt% unbleached kraft pulp and/or high yield pulp based on the dry weight of the ply; b) providing a barrier paper comprising at least 70 wt% cellulosic material based on the dry weight of the barrier paper; and c) laminating the barrier paper to an outer surface of the second outermost ply of the multiply paper or paperboard substrate using a foamed adhesive composition, which forms a tie layer between the barrier paper and the outer surface of the second outermost ply.
D21H 27/30 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets
D21H 27/38 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets au moins une des feuilles ayant une composition fibreuse différente de celle des autres feuilles
8.
METHOD FOR PRODUCING A PROTECTIVE PACKAGING INSERT COMPRISING A SOLID CELLULOSE FOAM
The present invention relates to a method for producing a protective packaging insert, the method comprising the steps of: providing a solid cellulose foam; and forming at least one cavity in the solid cellulose foam, the at least one cavity extending from a first surface of the cellulose foam, and wherein at least one dimension of the cavity in the width and/or length direction is selected such that it is smaller than a corresponding dimension of an object to be placed in the cavity.
B65D 81/133 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu utilisant des feuilles rigides ou semi-rigides en matériau amortisseur de chocs de forme spécialement adaptée au contenu, p. ex. plateaux
B26D 3/00 - Coupe d'une pièce caractérisée par la nature de la coupeAppareillage à cet effet
B29C 44/56 - Post-traitement d'objets, p. ex. pour changer leur forme
C08J 9/30 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par mélange de gaz dans des compositions liquides ou des plastisols, p. ex. par fabrication de mousse à l'aide d'air
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p. ex. par séchage du coagulum
9.
A METHOD FOR FORMING AN IMPRINTED REGION IN A SOLID CELLULOSE FOAM
The present invention relates to a method for forming at least one imprinted region in a solid cellulose foam, the method comprising the steps of: a) providing a solid cellulose foam; b) applying moisture at least to a region of the solid cellulose foam where the at least one imprinted region is to be formed, so as to provide the solid cellulose foam with at least one moistened region; c) pressing at least one forming tool into the at least one moistened region on the solid cellulose foam such that at least one imprinted region is formed in the solid cellulose foam; and d) drying the solid cellulose foam.
B31F 1/36 - Humidification et chauffage des bandes pour faciliter la déformation mécanique et le séchage des bandes déformées
B41F 17/00 - Appareils ou machines à imprimer de type particulier ou pour emploi particulier, non prévus ailleurs
B65D 81/00 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p. ex. par séchage du coagulum
The present invention relates to a packaging material comprising a cellulose foam having a density in the range of from 10 to 80 kg/m3 and a substrate attached to at least one outer surface of the cellulose foam.
B32B 5/32 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par la présence de plusieurs couches qui comportent des fibres, filaments, grains ou poudre, ou qui sont sous forme de mousse ou essentiellement poreuses les deux couches étant sous forme de mousse ou essentiellement poreuses
B32B 3/10 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche discontinue, c.-à-d. soit continue et percée de trous, soit réellement constituée d'éléments individuels
B32B 5/24 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par la présence de plusieurs couches qui comportent des fibres, filaments, grains ou poudre, ou qui sont sous forme de mousse ou essentiellement poreuses une des couches étant fibreuse ou filamenteuse
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B32B 38/00 - Opérations auxiliaires liées aux procédés de stratification
The present invention relates to a method for producing a resilient cellulose foam, the method comprising the steps of: providing a rigid solid cellulose foam having a first thickness; and compressing the rigid solid cellulose foam to a second thickness, wherein the second thickness is smaller than the first thickness, so as to obtain a resilient cellulose foam.
B29C 44/56 - Post-traitement d'objets, p. ex. pour changer leur forme
B65D 81/133 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu utilisant des feuilles rigides ou semi-rigides en matériau amortisseur de chocs de forme spécialement adaptée au contenu, p. ex. plateaux
C08J 9/30 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par mélange de gaz dans des compositions liquides ou des plastisols, p. ex. par fabrication de mousse à l'aide d'air
B26D 3/00 - Coupe d'une pièce caractérisée par la nature de la coupeAppareillage à cet effet
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p. ex. par séchage du coagulum
The present invention relates to a method for producing a laminate comprising a paper or paperboard substrate and a microfibrillated cellulose (MFC) film. A first web comprising a paper or paperboard substrate is provided. A second web of an MFC film is provided, wherein the MFC film has: a) a content of MFC of 50-100 weight-% based on total dry weight; b) a moisture content of 5-20 weight-%, c) a ratio of a machine direction tensile index and a cross direction tensile index of 0.8-1.4. The first web and the second web are joined using at least one adhesive layer provided between the webs so as to form the laminate. The MFC film of the laminate is further dried to a moisture content of less than 4 weight-%. The invention relates also to a laminate and a packaging material comprising the laminate.
B32B 37/12 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 29/02 - Produits stratifiés composés essentiellement de papier ou de carton adjacent à une couche fibreuse ou filamenteuse
B32B 38/00 - Opérations auxiliaires liées aux procédés de stratification
D21H 27/32 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets avec des matériaux appliqués entre les feuilles
13.
DRIED MODIFIED PULP WITH A CERTAIN CONTENT OF MICROFIBRILS AND PRE-FIBRILLATED FIBERS
The present invention relates to a modified pulp with a moisture content of less than 15% and a certain content of microfibrils and pre-fibrillated fibres. The modified pulp can, after suspension, be used either directly or be subjected to additional refining. The present invention also relates to a method of producing a fibrous product using the modified pulp.
The disclosure relates to a kit of parts and to a corner piece both comprising: a paper-based blank, and 5 a blank of a cellulose-based low-density material, wherein the paper-based blank comprises a first portion, a second portion, and a connecting panel, wherein the first portion comprises three main panels and an optional secondary panel folded relative to each other and forming a plurality of inside 10 surfaces of said corner piece, wherein the second portion comprises three main panels and an optional secondary panel folded relative to each other and forming a plurality outside surfaces of said corner piece, wherein the first portion and the second portion are foldably connected to 15 each other by the connecting panel, wherein the blank of a cellulose-based low-density material comprises three panels folded relative to each other and to positioned between the first portion and the second portion of the paper-based blank such that each of the three panels of the blank of a cellulose-based low-density material is positioned between a 20 respective set of a main panel of the first portion and an associated main panel of the second portion. Elected for publication: Fig 2
B65D 81/05 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu
The present invention relates to a bonding resin useful for example in the manufacture of insulation, such as mineral wool insulation or glass wool insulation. The invention also relates to a method for preparing the bonding resin and to the use thereof.
The present invention relates to a bonding resin useful for example in the manufacture of insulation, such as mineral wool insulation or glass wool insulation. The invention also relates to a method for preparing the bonding resin and to the use thereof.
C08L 97/00 - Compositions contenant des matières contenant de la lignine
C08J 3/05 - Production de solutions, dispersions, latex ou gel par d'autres procédés que ceux utilisant les techniques de polymérisation en solution, en émulsion ou en suspension dans un milieux aqueux à partir de polymères solides
C08J 3/24 - Réticulation, p. ex. vulcanisation, de macromolécules
C08K 5/544 - Composés contenant du silicium contenant de l'azote
The present invention relates to method for manufacturing a paperboard based packaging laminate, said method comprising: a) providing a paperboard base layer. b) providing a vacuum coated film layer. c) applying an adhesive composition to the paperboard base layer and/or the vacuum coated film layer. d) laminating a surface of the paperboard base layer to a surface of the vacuum coated film layer using the adhesive composition in a press nip. such that the adhesive composition forms an adhesive tie layer between the paperboard base layer and the vacuum coated film layer, to form a laminate. wherein the position of the press nip is adjusted in a direction perpendicular to the laminated surfaces during the lamination to compensate for changes in curl in the formed laminate.
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 5/02 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par les caractéristiques de structure d'une couche comprenant des fibres ou des filaments
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 37/12 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
The present invention is directed to method for producing a carbon material having a sulfur content of less than 0.8 wt %, a BET specific surface area of less than 20 m2/g and an average crystallite size in the direction of the c axis (Lc) of less than 10 Å, as determined using X-ray diffraction. The method comprises the steps of providing a biobased carbon precursor, having a sulfur content in the range of from 1.0 to 5.0 wt %; subjecting the biobased carbon precursor to heat treatment in an inert atmosphere to obtain a carbon material; and subjecting the carbon material to a de-sulfurization treatment in an inert atmosphere comprising a hydrogen gas and/or at least one carbon-containing gas, so as to remove sulfur from the carbon material and obtain a carbon material having a sulfur content of less than 0.8 wt %.
The present invention relates to a method for assessing the quality of a fiber-based substrate having barrier properties, said method comprising the steps of: f. providing a sample of said fiber-based substrate having a first surface and a second surface; g. providing a chemochromic gas-sensing element including a flexible support structure and an adjacent pigment layer arranged to change color upon contact with a gas; h. placing the gas-sensing element on top of the first surface of the sample of said fiber-based substrate; i. subjecting the second surface of said fiber-based substrate to a test gas whereupon presence of any ruptures and/or pinholes in said fiber-based substrate will lead to leakage of gas and allow gas to contact the gas- sensing element causing a change in color; and j. examine any color change in the pigment layer to detect ruptures and/or pinholes in the fiber-based substrate.
B32B 5/06 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par les caractéristiques de structure d'une couche comprenant des fibres ou des filaments caractérisés par une couche fibreuse imbriquée ou cousue avec une autre couche, p. ex. de fibres, de papier
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
G01M 3/20 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des révélateurs particuliers, p. ex. teinture, produits fluorescents, produits radioactifs
G01N 21/78 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique produisant un changement de couleur
G01N 21/88 - Recherche de la présence de criques, de défauts ou de souillures
The present invention relates to a highly refined cellulose pulp (HRC) composition for preparation of barrier papers or films, said composition comprising: 50-99 wt % HRC having a Schopper-Riegler number (SR)>70, as measured according to the standard ISO 5267-1, and 1-50 wt % of compression refined cellulose pulp having a Schopper-Riegler number (SR)<30, as measured according to the standard ISO 5267-1, and a water retention value (WRV)>120%, as measured according to the standard ISO 23714, based on the total dry weight of the HRC composition. The invention further relates to an HRC paper or film and a multilayer material comprising the HRC composition.
A method for producing a precursor fiber (1) for the production of a carbon fiber and such a precursor fiber (1) are disclosed. The method comprising extruding a spinning dope comprising lignin having an average molecular weight selected within an interval of from 1,500 up to 25,000 g/mol and cellulose xanthate through a spinning nozzle into a spinning bath comprising from 20 g/L up to 400 g/L of sulfuric acid and from 10 g/L up to 120 g/L of divalent cation sulfate salt to produce a precursor fiber (1) having a lignin and cellulose containing core (2) and a cellulose-rich surface layer (5).
D01F 1/02 - Addition de substances à la solution de filage ou à la masse fondue
D01F 2/08 - Composition de la solution ou du bain de filage
D01F 8/02 - Filaments, ou similaires, faits par l’homme, conjugués, c.-à-d. à plusieurs composantsLeur fabrication à partir de cellulose, de dérivés de la cellulose, de protéines
The present invention relates to a multiply paperboard for use in food or liquid packaging laminates comprising fibers obtained from used beverage cartons (UBC), said multiply paperboard comprising: a first outer ply, a second outer ply, and at least one intermediate ply sandwiched between the first and second outer ply, wherein said first and second outer ply comprise less than 5 wt % fibers obtained from UBC, and wherein said intermediate ply comprises 5-70 wt % fibers obtained from UBC. The present invention relates to a method for manufacturing such multiply paperboard and a food or liquid packaging laminate comprising such multiply paperboard.
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 37/20 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches toutes les couches existant et présentant une cohésion avant la stratification impliquant uniquement l'assemblage de bandes continues
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
D21H 21/14 - Matériaux non fibreux ajoutés à la pâte, caractérisés par leur fonction, leur forme ou leurs propriétésMatériaux d'imprégnation ou de revêtement du papier, caractérisés par leur fonction, leur forme ou leurs propriétés caractérisés par leur fonction ou leurs propriétés dans, ou sur, le papier
D21H 27/38 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets au moins une des feuilles ayant une composition fibreuse différente de celle des autres feuilles
The present invention relates to a method for purifying lignin. The method comprises the steps of: providing alkaline black liquor; removing inorganic impurities from the black liquor to obtain purified black liquor; acidifying the purified black liquor to precipitate lignin; separating the precipitated lignin from the acidified purified black liquor; mixing the precipitated lignin with an acidic solution so as to remove inorganic impurities from the precipitated lignin and obtain purified lignin; and separating the obtained purified lignin from the acidic solution. The content of inorganic impurities in the purified lignin is reduced by the method according to the present invention.
The present invention relates to a decorative paper or film for a food or liquid packaging laminate, said decorative paper or film comprising: a substrate layer comprising a highly refined cellulose composition comprising fibers obtained from used beverage cartons (UBC), and 1-30 wt % precipitated calcium carbonate (PCC).
D21H 11/18 - Fibres hautement hydratées, gonflées ou aptes à être fibrillées
D21H 17/67 - Composés insolubles dans l'eau, p. ex. charges ou pigments
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
The present invention relates to a method for purifying lignin comprising the steps of: providing lignin in solid form, immersing the lignin in an acidic aqueous solution so as to remove metals from the lignin to the acidic aqueous solution and separating purified lignin from the acidic aqueous solution. The present invention also relates to lignin having a total metal content below 200 ppm. The purified lignin disclosed in the present invention may be further processed into carbon enriched materials.
The present invention relates to a method for producing carbon comprising the steps of: providing lignin having a total metal content of less than 200 ppm to heat treatment at one or more temperatures in the range of from 300° C. and 1500° C. to obtain carbon. The present invention also relates to carbon having a total metal content below 800 ppm; a negative electrode for a secondary battery comprising said carbon as active material; and use of said carbon as active material in a negative electrode of a secondary battery.
The present invention relates to a method for manufacturing a vacuum coated paper, said method comprising: a) providing a paper substrate, wherein said paper substrate comprises 0.3-60 kg/ton of a humectant, based on the total dry weight of the paper substrate, b) applying a precoat layer to the paper substrate, and c) applying a vacuum coating layer to the precoat layer to obtain a vacuum coated paper. The present invention further relates to a vacuum coated paper.
D21H 19/56 - Composés organiques macromoléculaires ou leurs oligomères obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
30.
A BARRIER FILM FOR A PACKAGING MATERIAL AND A PACKAGING MATERIAL
A barrier film (1) for a paper or paperboard-based packaging material, said barrier film comprising a, MFC layer, (2) with a grammage in the range 20-100 g/m2, and a density higher than 650 kg/m3. The barrier film further comprises a PHA, dispersion coated, primer layer (3, 9) coated on at least one side of the MFC layer, wherein the primer layer has a coating weight 0.5-12 g/m2; the primer layer (3, 9) comprises a PHA type selected from the group consisting of PHB, PHBV, PHBH, P(3HB4HB), other co-polymers of PHB, other homopolymers such as PHO, PHH, P3HP, and combinations thereof; and a thin vacuum deposited layer (4) coated on a first primer layer (3) which vacuum deposited layer has a thickness of 20-500 nm, the vacuum deposited layer comprises material selected from the group consisting of aluminum, magnesium, silicon, copper, aluminum oxides, magnesium oxides, silicon oxides and combinations thereof, preferably aluminum oxides.
The present invention relates to a microfibrillated cellulose (MFC) suspension and an MFC film comprising a film-forming component, and a method for producing the MFC film. The film-forming component consists of MFC, 7.0-13.0 weight-% of a 5 vinylalcohol/vinylacetate/ethylene terpolymer (PVAE) based on the weight of the MFC (dry/dry), 2.0-8.0 weight-% of a sugar alcohol based on the weight of the MFC (dry/dry), and 0-5.0 weight-% of other additives based on the weight of the MFC (dry/dry), wherein a weight ratio between the PVAE and the sugar alcohol is 1.2-3.5 (dry/dry), wherein the sugar alcohol is selected from the group of: sorbitol, xylitol, 10 xylose, mannitol, mannose, hydrogenated starch hydrolysates (HSH), wood hydrolysate, hemicellulose and combinations thereof.
D21H 11/18 - Fibres hautement hydratées, gonflées ou aptes à être fibrillées
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
The present invention relates to a method for manufacturing a stable polyhydroxyalkanoate (PHA) dispersion, said method comprising: a) providing an aqueous dispersant comprising a water-soluble dispersing agent in water, b) adding PHA particles in solid powder form to the aqueous dispersant and mixing the PHA particles with the aqueous dispersant to obtain a PHA dispersion, and c) adding a gel-forming polymeric stabilizer to the PHA dispersion to obtain a stable PHA dispersion. The present invention further relates to a stable polyhydroxyalkanoate (PHA) dispersion in water, wherein the stable PHA dispersion is stable for at least 2 weeks at 25 °C.
C09D 167/00 - Compositions de revêtement à base de polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions de revêtement à base de dérivés de tels polymères
C08L 3/00 - Compositions contenant de l'amidon, de l'amylose ou de l'amylopectine ou leurs dérivés ou leurs produits de dégradation
C08L 67/00 - Compositions contenant des polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principaleCompositions contenant des dérivés de tels polymères
C09D 7/00 - Caractéristiques de compositions de revêtement non prévues dans le groupe Procédés pour l’incorporation d’ingrédients dans des compositions de revêtement
C09D 103/00 - Compositions de revêtement à base d'amidon, d'amylose ou d'amylopectine ou de leurs dérivés ou de leurs produits de dégradation
D21H 19/12 - Couches sans pigments appliquées sous forme d'une solution utilisant de l'eau comme solvant unique, p. ex. en présence de composés acides ou alcalins
The present disclosure relates to a method to reduce or remedy problems associated with pinholes in coatings, particularly in coatings for paper or paperboard based on carboxymethylcellulose. The present invention provides improved barrier properties, particularly oxygen barrier properties. The disclosure further relates to paper or paperboard coated with such coating compositions. The coated paper or paperboard according to the present invention may also be provided with additional coatings and/or be metallized.
C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
C09D 133/04 - Homopolymères ou copolymères d'esters
D21H 19/34 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant de la cellulose ou ses dérivés
D21H 19/82 - Papier comprenant plusieurs couches superposées
D21H 19/12 - Couches sans pigments appliquées sous forme d'une solution utilisant de l'eau comme solvant unique, p. ex. en présence de composés acides ou alcalins
The present invention relates to a paper or paperboard comprising at least one biodegradable coating layer and a first polymer coating layer formed by extrusion coating of a furandicarboxylic acid (FDCA) based resin onto the least one biodegradable coating layer characterized in that the FDCA based resin comprises at least 50 % by weight of a FDCA based polymer and the biodegradable coating layer comprises at least 30 % by weight of a compostable polymer. The invention also relates to a 3D formed package and a method for coating said paper or paperboard.
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
C09D 167/02 - Polyesters dérivés d'acides dicarboxyliques et de composés dihydroxylés
The present invention relates to a paper or paperboard comprising at least one sizing coating layer and a first coating layer formed by extrusion coating of a furandicarboxylic acid (FDCA) based resin onto the sizing coating layer, characterized in that the FDCA based resin comprises at least 50 % by weight of a FDCA based polymer and that the sizing coating layer comprises at least 50 % by weight of a sizing polymer. The invention also relates to a paperboard cup or tray and a method for coating said paper or paperboard.
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
36.
MODIFIED LIGNIN AND METHOD FOR LIGNIN MODIFICATION
The present invention is directed to modified lignin having a decreased tendency to swell when heated. The invention is also directed to a method for modifying lignin to achieve the decreased swelling tendency. In the method lignin in solid form is provided and immersed in an acidic aqueous solution having a pH below 1.0, wherein the temperature of the acidic aqueous solution during the immersion is in the range of from 90°C to 130°C, until the swelling tendency of the lignin, measured as the ratio of the volume of the lignin, in dry form, after being subjected to heating from 20°C to 250°C, at a temperature increase rate of 25°C/min, to the volume of the lignin before being subjected to the heating, is in the range of from 0.8 to 3.0, to obtain modified lignin that is separated from the acidic aqueous solution.
A method for producing a carbon enriched material, said method comprising the steps of: a) providing lignin beads, wherein said lignin beads comprise at least 80 wt% of lignin based on the dry weight of the lignin beads; b) optionally heating the lignin beads to one or more temperatures in the range of from 140 to 270 °C for a period of at least 30 minutes so as to obtain thermally stabilized lignin beads; and c) subjecting the, optionally thermally stabilized, lignin beads to carbonization at one or more temperatures in the range of from 300 °C to 1500 °C, wherein the carbonization is carried out for a total time in the range of from 30 minutes to 10 hours, so as to obtain a carbon enriched material.
C01B 32/05 - Préparation ou purification du carbone non couvertes par les groupes , , ,
C10B 53/02 - Distillation destructive spécialement conçue pour des matières premières solides particulières ou sous forme spéciale de matières contenant de la cellulose
The disclosure relates to a piece of a mechanical shock and/or sound absorbing material formed of an air-laid material comprising natural fibres, and a binder, wherein the air-laid material is provided with a pattern of through-going cuts 5 forming a pattern of elements comprising rotating elements and translating elements, the piece of material being configured to assume a first and a second shape and wherein when the piece of material is transferred from the first shape to the second shape, the rotating elements are configured to rotate relative to the translating elements to which respective rotating element is connected such that an 10 overall in-plane extension of the piece of material is greater in the second shape compared to an overall in-plane extension of the piece of material in the first shape. The disclosure also relates to a package and a sound absorbing element.
B65D 81/127 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu utilisant des feuilles rigides ou semi-rigides en matériau amortisseur de chocs
B65D 5/50 - Éléments internes de support ou de protection du contenu
D04H 1/732 - Non-tissés formés uniquement ou principalement de fibres coupées ou autres fibres similaires relativement courtes caractérisés par la méthode de formation des voiles ou couches, p. ex. par la réorientation des fibres les fibres étant disposées au hasard par courant de fluide, p. ex. flux d'air
The present invention relates to a barrier paper for use in a paper or paperboard based packaging laminate, said barrier paper comprising: a paper substrate, wherein said paper substrate is a multiply kraft liner having at least a first outermost ply comprising 80-95 wt% of bleached hardwood kraft pulp and 5-20 wt% of mineral filler, based on the total dry weight of the first ply, and a second ply comprising 80-100 wt% of unbleached pulp selected from the group consisting of softwood kraft pulp, softwood or hardwood chemi-thermomechanical pulp (CTMP), softwood or hardwood high-temperature chemi-thermomechanical pulp (HT-CTMP), and combinations thereof, and less than 5 wt% of mineral filler, based on the total dry weight of the second ply; a precoat layer applied on the paper substrate in contact with the first outermost ply; and an inorganic thin film coating applied on the precoat layer.
The present invention relates to a corrugated board comprising at least one liner and at least one corrugated medium, wherein said at least one liner comprises a first polymer coating layer formed by extrusion coating of a furandicarboxylic acid (FDCA) based resin onto at least one surface of the liner characterized in that the FDCA based resin comprises at least 50 % by weight of a FDCA based polymer. The present invention also relates to a method for producing said corrugated board.
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
C09D 167/02 - Polyesters dérivés d'acides dicarboxyliques et de composés dihydroxylés
D21J 1/08 - Panneaux de fibres imprégnés ou couchés
The present invention relates to a paper or paperboard comprising a first coating layer formed by extrusion coating of a furandicarboxylic acid (FDCA) based resin, wherein the FDCA based resin comprises at least 50 % by weight of a FDCA based polymer having an intrinsic viscosity of less than 0.9 dl/g, preferably between 0.5-0.9 dl/g, as determined according to ISO 1628 and the FDCA based polymer has a melting temperature above 210 °C determined by differential scanning calorimetry according to standard ASTM D3418-21. The invention also relates to an ovenable package and a method for coating said paper or paperboard.
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
C09D 167/02 - Polyesters dérivés d'acides dicarboxyliques et de composés dihydroxylés
The present document is directed to a heterogenous Pt-based catalyst for use in a continuous aerobic oxidation process. The heterogenous Pt-based catalyst comprises a solid support, platinum, and a promoter metal, wherein said platinum and promoter metal are dispersed in the outer part of said solid support, thereby forming a metal containing shell in the outer part of the solid support. The present document is also directed to a method for producing such a heterogeneous Pt-based catalyst and its use in continuous aerobic oxidation processes.
The disclosure provides coating device and coating line for overturned formed fiber container. The coating device for overturned formed fiber container comprises a support configured to support the rim of the container at its upper surface, a pressing block disposed above the support and configured to press the container at its bottom surface; and a spray nozzle configured to spray a solution to the inner wall of the container; wherein, the support is configured to be able to rotate relative to the spray nozzle to drive the container to rotate. With the rotation of the fiber container, the solution sprayed by the spray nozzle and attached to the inner wall of the fiber container will spread evenly to form a coating; and moreover, the solution sprayed by the spray nozzle will be blocked by the inner wall of the fiber container and will not splash around, thus will eliminate the problem of environmental pollution, and there is no need to set a closed chamber around, thus will reduce the occupied area of the equipment.
B05B 13/06 - Machines ou installations pour appliquer des liquides ou d'autres matériaux fluides sur des surfaces d'objets ou de matériaux par pulvérisation, non couverts par les groupes conçus spécialement pour traiter l'intérieur de corps creux
A foam formed solid composite, comprising: a matrix phase consisting of a mixture of nanocellulose, at least one foaming agent, and optional additives, and a dispersed phase consisting of solid low-density particles having a density of less than 1.2 kg/dm3. The present invention further relates to a method and a liquid foam composition for manufacturing the solid composite.
The present invention relates to a method for producing a microfibrillated cellulose (MFC) web. An MFC suspension (2) comprising 50-100 weight-% MFC is provided and an MFC web (4) is formed from the MFC suspension by casting on a non-porous support (5). The MFC web is subjected to water removal to obtain a moisture content of 20 weight-% or less. After water removal the MFC web is separated from the non- porous support, conveyed to a reeling device (8).The method further comprises providing water vapor to a vapor chamber device (11) to provide a relative humidity of 50-99% therein and providing the MFC web in the vapor chamber device after the separation from the non-porous support so as to control the moisture content of the MFC web, wherein the MFC web is provided in the vapor chamber device such that the relative humidity is provided around the MFC web.
The present invention relates to a paper or paperboard based packaging laminate comprising: a paper or paperboard base layer, a tie layer, a metallized film layer, and a heat-sealing layer, wherein the base layer has an inner side and an outer side, the metallized film layer is attached to the inner side of the base layer by the tie layer, and the heat-sealing layer is attached to the metallized film layer, wherein the tie layer and the heat-sealing layer are formed of a polyethylene independently selected from the group consisting of a low-density polyethylene (LORE), a linear low-density polyethylene (LLDPE), a polyethylene ionomer, a polyethylene plastomer and combinations thereof, and wherein the metallized film layer comprises a metallization layer formed on a substrate film comprising a polyethylene selected from the group consisting of medium-density polyethylene (MOPE), high-density polyethylene (HOPE) and combinations thereof.
D21J 1/08 - Panneaux de fibres imprégnés ou couchés
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
The present invention relates to a liquid-resistant multiply paper or paperboard, comprising: a cellulose-based back ply, wherein said back ply comprises at least two different internal sizing agents in a total amount of 2-10 kg/ton, based on the total dry weight of the back ply; a cellulose-based top ply, wherein said top ply comprises a single internal sizing agent in a total amount of 0.1-5 kg/ton, based on the total dry weight of the top ply, and wherein the total amount of internal sizing agent in the top ply is lower than in the back ply; and a first surface sizing layer applied on the outermost surface of the back ply, wherein the first surface sizing layer has a coat weight of 0.5-3 g/m2 and comprises at least one hydrophobic surface sizing agent and at least one binder. The invention further relates to a method for manufacturing a liquid-resistant multiply paper or paperboard.
A prefabricated building element (1), comprising an inner part (2) which comprises two face-bonded layers (2a, 2b) of solid timber laminations, wherein the two layers are arranged such that the timber orientations, of the two layers, are arranged orthogonally to each other; at least two joists (3), wherein the joists are arranged in parallel at a predetermined distance between each other, the joists are fixed attached, with a first side (3a), to the inner part at least one intermediate part (4) which is formed between two adjacent joists, the intermediate part comprises insulating material (7); and an outer part (5, 6) for forming an outer surface of the building element, which outer part is fixed arranged to the joists (3).
E04C 2/36 - Éléments de construction de relativement faible épaisseur pour la construction de parties de bâtiments, p. ex. matériaux en feuilles, dalles ou panneaux caractérisés par la forme ou la structure composés de plusieurs éléments séparés analogues à des feuilles séparés par des bandes de matériaux disposées transversalement, p. ex. panneaux alvéolaires
E04B 1/26 - Structures comportant des éléments porteurs allongés, p. ex. colonnes, poutres, ossatures les pièces porteuses étant en bois
E04B 2/70 - Murs avec ossature d'encadrement ou poteletsMurs comportant des pièces allongées supportant la charge avec pièces allongées en bois
E04C 2/34 - Éléments de construction de relativement faible épaisseur pour la construction de parties de bâtiments, p. ex. matériaux en feuilles, dalles ou panneaux caractérisés par la forme ou la structure composés de plusieurs éléments séparés analogues à des feuilles
E04B 5/12 - Structures portantes de planchers, formées essentiellement d'éléments préfabriqués comportant des poutres de bois
E04B 7/20 - Toits constitués de dalles auto-portantes, p. ex. susceptibles d'être chargées
The invention relates to a three-dimensional packaging product, such as a tray, made of molded fiber, said product comprising a lower base portion (2) and side walls (3) extending from said base, wherein said base portion (2) and side walls (3) enclose at least one inner compartment (6); wherein the upper portions of said side walls (3) transition into a circumferential rim (7) comprising an inner wall (70), a top portion (71) and a downwardly deflected outer wall (72) defining a continuous inner space (73); wherein said rim (7) comprises destacking knobs (4) for preventing the outside of said product (1) touching the inside of another, identical product when stacked therein, said knobs being arranged/positioned at said downwardly deflected outer wall (72).
B65D 1/34 - Plateaux ou réceptacles analogues peu profonds
B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
B65D 5/00 - Réceptacles de section transversale polygonale rigides ou semi-rigides, p. ex. boîtes, cartons ou plateaux, formés en pliant ou montant un ou plusieurs flans de papier
50.
A METHOD OF MANUFACTURING A HEAT-SEALABLE PAPERBOARD FOR PACKAGING OF LIQUID, DRY AND/OR FROZEN FOOD; A HEAT-SEALABLE PAPERBOARD AND A PACKAGE FROM SAID PAPERBOARD
The present disclosure relates to a method of manufacturing a heat-sealable barrier-coated paperboard that can be used for packaging of various types of food, such as liquid, dry or frozen food. The method involves applying three layers of dispersion coating on a paperboard substrate using a blade coater. The middle layer contains pigments and a low amount of latex, preferably less than 40 wt%, while the top layer has a coat weight of between 5 – 12 gsm and a high amount of latex, preferably of between 50 – 95 wt%. The barrier-coated paperboard exhibits at least one of a Water Transfer Vapor Transfer Rate (WVTR) as measured using ASTM F1249-20 of less than 40 g/m2/24h, a water absorption between 0.2 – 15 g/m2 as measured using COBB 3600 in accordance with SCAN-P 12:64, and a KIT value of above 8 as measured using TAPPI 559. The method allows the application of the top layer with blade coating at higher coat weights without compromising the quality and performance of the coating.
An in-line web material processing method and apparatus for vacuum coating of a web material in the form of paper or paperboard is disclosed. The method includes receiving web material through an inlet opening in an auxiliary vacuum chamber from ambient pressure, guiding it from the inlet opening to a transit opening through an inlet guide path, and receiving it in a process vacuum chamber through the transit opening. The method further includes coating the web material in the process vacuum chamber, receiving the coated material in the auxiliary vacuum chamber through the transit opening, guiding the coated material from the transit opening to an outlet opening through an outlet guide path. The inlet guide path and the outlet guide path are separate from each other and are over at least a part of their extensions separated by a separation distance of less than half a width of the web material.
The invention relates to a compostable container formed from at least one first paperboard substrate having a first side, facing the inside of the container and a second side facing the outside of the container. The first paperboard substrate comprises a first paperboard core layer, and a barrier coating layer applied on the first side, which barrier coating layer comprises a natural polymer, a natural ester or a rosin, or combinations thereof, in an amount of 70-100 wt % as calculated on the total dry weight of said barrier coating layer. The said container is formed at least by a first region of the first side overlapping with a second region of the second side, wherein the paperboard substrate further comprises an adhesive applied on at least one of the first and second region, which adhesive layer is applied on 0.1-10% of the total area of the first and second side of said paperboard substrate. The container of the invention comprises low, or no amounts of plastics manufactured from bio-based, fossil or synthetic starting substances. The container is particularly suitable for the packaging of liquid, frozen and fatty food.
B65D 3/22 - Réceptacles rigides ou semi-rigides ayant un corps ou des parois périphériques de section transversale courbe ou partiellement courbe, réalisés en enroulant ou courbant du papier sans plier selon des lignes définies avec double paroisRéceptacles rigides ou semi-rigides ayant un corps ou des parois périphériques de section transversale courbe ou partiellement courbe, réalisés en enroulant ou courbant du papier sans plier selon des lignes définies avec des parois incorporant des chambres à airRéceptacles rigides ou semi-rigides ayant un corps ou des parois périphériques de section transversale courbe ou partiellement courbe, réalisés en enroulant ou courbant du papier sans plier selon des lignes définies avec des parois faites en matériau stratifié
B32B 5/16 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par le fait qu'une des couches est formée de particules, p. ex. de copeaux, de fibres hachées, de poudre
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B65D 3/06 - Réceptacles rigides ou semi-rigides ayant un corps ou des parois périphériques de section transversale courbe ou partiellement courbe, réalisés en enroulant ou courbant du papier sans plier selon des lignes définies caractérisés par la forme essentiellement coniques ou à peu près coniques
B65D 3/14 - Disques ajustés aux extrémités du réceptacle et fixés par flexion, enroulage ou pliage
B65D 65/46 - Emploi de matériaux désintégrables, solubles ou comestibles
D21J 1/08 - Panneaux de fibres imprégnés ou couchés
53.
A METHOD FOR MANUFACTURING A BARRIER LAYER FOR A PAPER OR PAPERBOARD BASED PACKAGING LAMINATE
The present invention relates to a method for manufacturing a barrier layer for a paper or paperboard based packaging laminate. said method comprising: a) providing a barrier substrate comprising at least 50 wt % highly refined cellulose pulp (HRC) based on dry weight of the barrier substrate. said HRC having a Schopper-Riegler (SR) number above 80 as determined by standard ISO 5267-1, b) providing a transfer coating substrate comprising a vacuum coating layer and a backing layer separated by a release layer, and c) transferring the vacuum coating layer from the backing layer to the barrier substrate by a transfer coating process using an adhesive layer applied on the barrier substrate and/or the vacuum coating layer to obtain a barrier layer for a paper or paperboard based packaging laminate.
B32B 37/24 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches avec au moins une couche qui ne présente pas de cohésion avant la stratification, p. ex. constituée de matériau granulaire projeté sur un substrat
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 29/06 - Produits stratifiés composés essentiellement de papier ou de carton spécialement traité, p. ex. glacé, parcheminé
B32B 37/00 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons
B32B 37/06 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par le procédé de chauffage
B32B 37/10 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par la technique de pressage, p. ex. faisant usage de l'action directe du vide ou d'un fluide sous pression
B32B 37/26 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches avec au moins une couche influençant la liaison au cours de la stratification, p. ex. couches anti-adhésives ou couches égalisatrices de la pression
A biodegradable laminate (1) comprising a base board (2), a tie layer (3), the tie layer (3) comprises PHA, a barrier film (4, 8, 9) is arranged on the tie layer (3). The barrier film comprises a PHA layer (4), which comprises a PHA type selected from the group consisting of PHB, PHBV, PHBH, P(3HB4HB), other co-polymers of PHB, other homopolymers such as PHO, PHH, P3HP, and combinations thereof, and a vacuum deposited layer (8, 9) which is coated on at least one side of the PHA layer. The laminate finally comprises at least one extrusion coated heat-sealable PHA layer (5, 6) which is coated on the first side of the base board and/or on the barrier film, the layer comprises a PHA type selected from the group consisting of PHB, PHBV, PHBH, P(3HB4HB), other co-polymers of PHB, other homopolymers such as PHO, PHH, P3HP, and combinations thereof.
D21H 19/82 - Papier comprenant plusieurs couches superposées
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/12 - Produits stratifiés composés essentiellement de résine synthétique adjacente à une couche fibreuse ou filamenteuse
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
C09D 167/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
The present invention relates to a method for manufacturing containerboard in a paper machine comprising a wire section, a press section, and a drying section, the method comprising the steps of: a) forming a web from at least one pulp suspension comprising at least 50 wt% of recycled cellulose fibers based on dry weight on a wire in the wire section; b) dewatering the formed web layer in the press section; and c) drying the dewatered web layer in the drying section to obtain the containerboard; wherein the web speed in the drying section is at most 3.5 % higher, preferably at most 2.5 % higher, and more preferably at most 1.5 % higher, than the web speed in the wire section.
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Downloadable computer software for collecting, analyzing and organizing data in the field of forest, environment and biological diversity; Downloadable computer software for collecting, analyzing and organizing data for measuring and monitoring of carbon sequestration and biodiversity. Consultancy in the field of forest, environment and biological diversity; Science and technology services in the field of forest, biological diversity and environmental sustainability; Measuring the forest, environment and biological diversity; Measuring of earth samples; Measurement services in the field of forest, environment and biological diversity; Platform as a service [PaaS] featuring software platforms for measuring the forest, environment and biological diversity; Providing online, non-downloadable software for measuring the forest, environment and biological diversity; Platform as a service [PaaS] featuring software platforms for measuring and monitoring of carbon sequestration and biodiversity; Providing online, non-downloadable software for measuring and monitoring of carbon sequestration and biodiversity; Software as a service [SaaS] featuring software for measuring and monitoring of carbon sequestration and biodiversity; Software as a service [SaaS] featuring software measuring the forest, environment and biological diversity.
The present invention relates to a method for producing a carbon enriched material having a total metal content below 500 ppm and a pH value in the range of from 6.0 to 8.0. The method involves the steps of providing a biobased carbon precursor; subjecting the biobased carbon precursor to heat treatment in an inert atmosphere at one or more temperatures in the range of from 500 to 1500°C, wherein the heat treatment is carried out for a total time of from 0.5 to 10 hours, to obtain a carbon enriched material; providing the carbon enriched material with a carbon-based coating; subjecting the carbon enriched material to a de-mineralization treatment in an atmosphere comprising at least one halogen-containing gas, wherein the de¬ mineralization treatment is carried out at one or more temperatures in the range of from 800 to 1500°C for a time period in the range of from 5 minutes to 10 hours, so as to obtain a carbon enriched material having a total metal content below 500 ppm and a pH in the range of from 6.0 to 8.0; wherein the de-mineralization treatment is carried out after providing the carbon enriched material with a carbon-based coating.
C01B 32/05 - Préparation ou purification du carbone non couvertes par les groupes , , ,
C10B 53/02 - Distillation destructive spécialement conçue pour des matières premières solides particulières ou sous forme spéciale de matières contenant de la cellulose
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
H01M 4/1393 - Procédés de fabrication d’électrodes à base de matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
The present invention relates to a foam composition comprising cellulose fibres, a water-soluble thickener, and surfactants. The foam composition can be used for preparing a foam that can be dried without constraints to form three-dimensional objects.
The present invention relates to a bonding resin useful for example in the manufacture of laminates, mineral wool insulation and wood products such as plywood, oriented strandboard (OSB), laminated veneer lumber (LVL), medium density fiber-boards (MDF), high density fiberboards (HDF), parquet flooring, curved plywood, veneered particleboards, veneered MDF or particle boards. The bonding resin is also useful for example in composites, molding compounds and foundry applications. The invention also relates to a method for preparing the bonding resin. The bonding resin comprises hydroxymethylfurfural, furfural, furfuryl alcohol, acetoxymethyl furfural or oligomer of hydroxymethylfurfural or a combination thereof and one or more crosslinker and optionally one or more additives.
A packaging box comprises: a carrier for carrying a product and comprising: a housing part having a body at least partially encircled around a first axis, the body comprising a first side provided with a window and a second side facing the first side, a product housing space being formed between the first side and the second side; a panel having an inner panel corresponding to the first side and an outer panel corresponding to the second side; wherein the panel is formed by a single sheet and the inner panel and the outer panel are folded with respect to each other at their connecting edge, and wherein the inner panel comprises an inner cover adjacent to the connecting edge, a middle part connected to the inner cover, and a sliding part connected to the middle part, when the inner cover being moved between a closing position in which it at least partially covers the first side and an opening position in which the first side is shown, the sliding part being capable of sliding relative to the first side to open and close the window.
B65D 5/38 - Réceptacles du type à tiroir-enveloppe
B65D 5/00 - Réceptacles de section transversale polygonale rigides ou semi-rigides, p. ex. boîtes, cartons ou plateaux, formés en pliant ou montant un ou plusieurs flans de papier
B65D 5/42 - Détails des réceptacles ou des flans de réceptacles pliables ou dressables
B65D 5/44 - Parties insérées dans le réceptacle, qui en font partie intégrante ou qui lui sont fixées pour former des garnitures intérieures ou extérieures
B65D 5/52 - Supports extérieurs ou éléments de présentation du contenu
B65D 25/00 - Parties constitutives des autres genres ou types de réceptacles rigides ou semi-rigides
The present invention is directed to lignin having iron content below 5.0 ppm and a weight average molecular mass in the range of from 8200 to 15000 g/mol. The purified lignin can be further processed to end products such as carbon enriched materials.
The present invention relates to a method for manufacturing a PHA (polyhydroxyalkanoate) coated fiber-based substrate, said method comprising the steps: a) providing a fiber-based substrate having a first main surface and a second 5 main surface and having a moisture content in the range of 4-10 wt%; b) forming a first PHA layer by applying a first aqueous coating composition comprising a first PHA having a melting point in the range of 120-180 °C on the first main surface and drying the first aqueous coating composition at a first drying temperature in the range of 90-130 °C and at least 20 °C below the melting point 10 of the first PHA.
D21H 19/62 - Composés organiques macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone
63.
A BLANK TO BE INSERTED IN A PACKAGE, A PACKAGE AND A METHOD FOR PROVIDING A PACKAGE
The present disclosure relates to a blank to be inserted in a package for providing thermal insulation and/or shock-absorbing properties. The blank comprises a first set of panels being foldably interconnected and a second set of panels being foldably connected to preferably one of the panels, of the first set of panels. At least two of the panels of the first set of panels are foldably connected along a groove having a depth and a width. The depth of the groove is greater than the width such that, as a first panel is folded relative to a second panel a groove edge portion of the first major surface on the first panel extends into the groove and abuts a side wall of the groove formed on the second panel. The present disclosure also relates to a package having insulation and/or shock-absorbing properties and a method for providing a package.
B65D 81/38 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu avec isolation thermique
B65D 81/127 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques maintenant le contenu en position éloignée des parois de l'emballage ou des autres pièces du contenu utilisant des feuilles rigides ou semi-rigides en matériau amortisseur de chocs
B65D 81/24 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux
The present invention relates to a method for obtaining purified lignin, wherein the method comprises the steps of: providing black liquor; removing extractives from the black liquor; isolating lignin from the black liquor and dissolving the obtained isolated lignin in a lignin solvent so as to obtain a lignin solution. The method further comprises a step of removing additional extractives from the black liquor obtained prior to isolation of lignin, from the obtained isolated lignin and/or from the lignin solution, so as to obtain purified lignin.
The present invention relates to a method for preparing a surface-treated gas barrier film, said method comprising the steps of: a) providing a gas barrier substrate comprising at least 50 wt % of a highly refined cellulose pulp based on dry weight; and b) surface treatment of the gas barrier substrate, wherein the surface treatment comprises treating a surface of the gas barrier substrate with a solution comprising an organic acid and sodium carbonate and drying the gas barrier substrate to obtain a surface-treated gas barrier film. The invention further relates to a surface-treated gas barrier film obtained according to the method and a packaging laminate comprising the surface-treated gas barrier film.
D21H 21/14 - Matériaux non fibreux ajoutés à la pâte, caractérisés par leur fonction, leur forme ou leurs propriétésMatériaux d'imprégnation ou de revêtement du papier, caractérisés par leur fonction, leur forme ou leurs propriétés caractérisés par leur fonction ou leurs propriétés dans, ou sur, le papier
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B32B 29/06 - Produits stratifiés composés essentiellement de papier ou de carton spécialement traité, p. ex. glacé, parcheminé
D21H 11/18 - Fibres hautement hydratées, gonflées ou aptes à être fibrillées
D21H 19/12 - Couches sans pigments appliquées sous forme d'une solution utilisant de l'eau comme solvant unique, p. ex. en présence de composés acides ou alcalins
The present invention relates to a method for manufacturing a paper or paperboard based packaging laminate, said method comprising: a) providing a paper or paperboard base layer, b) providing a metallized barrier paper layer comprising a barrier paper substrate having a first main surface and a second main surface and a metallization layer having a thickness in the range of 10-500 nm deposited on the first main surface, c) subjecting the metallization layer to a surface treatment process selected from the group consisting of corona treatment and plasma treatment, such that the surface treated metallization layer has a surface energy in the range of 35-75 mN/m, as determined by ISO 19403-2:2017, d) applying a water based adhesive composition to the surface treated metallization layer and/or the paper or paperboard base layer, and e) laminating the paper or paperboard base layer to the surface treated metallization layer using the water based adhesive composition, such that the adhesive composition forms an adhesive tie layer between the paper or paperboard base layer and the metallization layer of the metallized barrier paper layer.
B32B 38/00 - Opérations auxiliaires liées aux procédés de stratification
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B32B 37/12 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
B32B 37/24 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches avec au moins une couche qui ne présente pas de cohésion avant la stratification, p. ex. constituée de matériau granulaire projeté sur un substrat
C09J 5/02 - Procédés de collage en généralProcédés de collage non prévus ailleurs, p. ex. relatifs aux amorces comprenant un traitement préalable des surfaces à joindre
C23C 14/20 - Matériau métallique, bore ou silicium sur des substrats organiques
D21H 19/08 - Couches métalliques appliquées sous forme de vapeur, p. ex. sous vide
B32B 15/12 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
67.
PREPARATION OF A FOAM COMPRISING DISCRETE UNITS OF FOAM EMBEDDED IN A FOAM MATRIX
The present invention relates to a method for the preparation of a solid foam, wherein the method comprises depositing discrete units of a foam on a surface to obtain a first foam deposition, followed by depositing a wet foam between the discrete units to obtain a subsequent foam deposition, and drying the wet foam. The invention further relates to a solid foam comprising discrete units of foam embedded in a foam matrix.
D21J 7/00 - Fabrication d'articles creux à partir de suspensions de fibres ou de papier mâché, par dépôt de fibres dans ou sur un moule en treillis métallique
D21F 11/00 - Procédés de fabrication de longueurs continues de papier ou de carton, ou de nappe humide pour la production de panneaux de fibres, sur des machines à papier
D21J 1/02 - Découpage, p. ex. emploi de scies humides
The present invention is directed to a method for producing a thermally stabilized agglomerated lignin-carbon composite material. The method involves the steps of providing an agglomerated lignin-carbon composite material comprising lignin and at least one carbon additive; and heating the agglomerated lignin-carbon composite material to obtain the thermally stabilized agglomerated lignin-carbon composite material. The invention is also directed to a granular carbon-carbon composite material obtained by heat treatment of the thermally stabilized agglomerated lignin-carbon composite material.
The present invention relates to a strength enhancement agent for paper and paperboard, said strength enhancement agent comprising a fines-depleted highly refined cellulose pulp (FD-HIRC), wherein said FD-HIRC has a Schopper-Riegler (SR) number in the range of 60-100 as determined by standard ISO 5267-1, and wherein said FD-HRC has an amount of long (>0.2 mm) fibers of at least 8 million fibers per gram (based on dry weight), and wherein said FD-HRC has a Fines A value below 46, wherein the Fines A value is determined using an FS5 optical fiber analyzer. The present invention relates to a method for manufacturing said strength enhancement agent.
The present invention relates to a cellulose-based gas barrier film, said cellulose-based gas barrier film comprising at least 50 wt % of a fines-depleted highly refined cellulose pulp (FD-HRC), wherein said FD-HRC has a Schopper-Riegler (SR) number in the range of 80-100 as determined by standard ISO 5267-1, wherein said FD-HIRC has an amount of long (>0.2 mm) fibers of at least 8 million fibers per gram (based on dry weight), and wherein said FD-HRC has a Fines A value below 46%, wherein the Fines A value is determined using an FS5 optical fiber analyzer. The present invention relates to a method for manufacturing said cellulose-based gas barrier film.
The present invention relates to a bonding resin useful for example in the manufacture of laminates, mineral wool insulation and wood products such as plywood, oriented strandboard (OSB), laminated veneer lumber (LVL), medium density fiber-boards (MDF), high density fiberboards (HDF), parquet flooring, curved plywood, veneered particleboards, veneered MDF or particle boards. The bonding resin is also useful for example in composites, molding compounds and foundry applications. The invention also relates to a method for preparing the bonding resin. The bonding resin comprises an aqueous solution comprising lignin and/or tannin and ammonia and/or an organic base and hydroxymethylfurfural, furfural, furfuryl alcohol, acetoxy methyl furfural or an oligomer of hydroxy methylfurfural or a combination thereof and optionally one or more crosslinker and optionally one or more additives.
C09J 197/00 - Adhésifs à base de matériaux contenant de la lignine
B32B 5/02 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par les caractéristiques de structure d'une couche comprenant des fibres ou des filaments
B32B 21/02 - Produits stratifiés composés essentiellement de bois, p. ex. une planche de bois, une feuille de placage, une feuille de bois aggloméré sous forme de fibres, copeaux ou particules
C09J 5/00 - Procédés de collage en généralProcédés de collage non prévus ailleurs, p. ex. relatifs aux amorces
C09J 11/04 - Additifs non macromoléculaires inorganiques
72.
A METHOD FOR MANUFACTURING A CELLULOSE PULP COMPOSITION FOR A MOLDABLE CELLULOSE FIBER-BASED WEB
The present invention relates to a method for manufacturing a cellulose pulp composition for a moldable cellulose fiber-based web, said method comprising: a) providing a cellulose pulp composition comprising at least 50 wt% chemical or semi-chemical wood pulp based on dry weight, b) subjecting the cellulose pulp composition provided in step a) to low consistency (LC) refining at a consistency in the range of 1-7 wt% to an SR value in the range of 18-50 as determined by standard ISO 5267-1, c) subjecting the LC-refined cellulose pulp composition obtained in step b) to high consistency (HC) refining at a consistency in the range of 12-40 wt% with a refining energy of at least 150 kWh/t, and d) diluting the HC-refined cellulose pulp composition obtained in step c) to a consistency in the range of 0.1-10 wt%. The invention further relates to a method for manufacturing a moldable cellulose fiber-based web and a method for manufacturing a molded cellulose fiber-based product.
D21H 11/16 - Pâte ou papier comprenant des fibres de cellulose ou de lignocellulose uniquement d'origine naturelle modifiés par un post-traitement particulier
D21H 11/18 - Fibres hautement hydratées, gonflées ou aptes à être fibrillées
The present invention relates to a method for manufacturing a highly refined cellulose composition, comprising: i) providing a fiber fraction comprising 20-100 wt % fibers obtained from used beverage cartons (UBC) based on the total dry fiber weight of the fiber fraction, ii) optionally subjecting the fiber fraction to mechanical, chemical or enzymatic pre-treatment, or a combination thereof, iii) subjecting the optionally pre-treated fiber fraction to refining at a consistency in the range of 0.5-30% by weight to a Schopper-Riegler (SR) in the range of 50-100, as determined by standard ISO 5267-1, to obtain the highly refined cellulose composition.
The present invention is directed to a method for producing an agglomerated lignin-silicon composite material. The method involves the steps of mixing lignin in powder form, at least one silicon-containing active material in powder form and optionally at least one additive; compacting the mixture; and crushing the compacted composite material to obtain an agglomerated lignin-silicon composite material. The invention is also directed to a granular carbon-silicon composite material obtained by heat treatment of the agglomerated lignin-silicon composite material.
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
C04B 35/524 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base de non oxydes à base de carbone, p. ex. graphite obtenus à partir de précurseurs polymères, p. ex. carbone vitreux
C04B 35/626 - Préparation ou traitement des poudres individuellement ou par fournées
The present invention relates to a packaging material comprising a paperboard substrate comprising a first and a second side, an extrusion coated polymer layer attached to the first side, which polymer layer comprises polyethylene (PE) with a melt index in the range of 7-10 g/10 min, as measured using ASTM D1238, wherein the polymer layer has a grammage of less than 12 gsm, preferably less than 10 gsm. The invention further relates to a method of producing such a packaging material and a cup being made from or comprising said packaging material.
B32B 21/08 - Produits stratifiés composés essentiellement de bois, p. ex. une planche de bois, une feuille de placage, une feuille de bois aggloméré comprenant du bois comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine synthétiqueProduits stratifiés composés essentiellement de bois, p. ex. une planche de bois, une feuille de placage, une feuille de bois aggloméré comprenant du bois comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de résine renforcée de fibres
B29C 48/00 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet
B29C 48/153 - Revêtement des surfaces internes et externes
B29C 48/21 - Articles comprenant au moins deux composants, p. ex. couches coextrudées les composants étant des couches les couches étant jointes à leurs surfaces
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
B32B 37/15 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par les propriétés des couches avec au moins une couche qui est fabriquée et immédiatement stratifiée avant d'atteindre un état stable, p. ex. dans lesquels une couche est extrudée et stratifiée à l'état semi-pâteux
76.
MULTIPLY PAPERBOARD COMPRISING PRESSURE GROUNDWOOD PULP AND ITS METHOD OF MANUFACTURING
The invention discloses a paperboard comprising at least three plies: a first ply forming a top ply, a second ply forming at least one middle ply and a third ply forming a back ply, wherein the second ply is formed from a middle ply furnish comprising at least 50 % by weight of pressure groundwood (PGW) pulp, 0.1 - 1 % by weight of carboxymethyl cellulose (CMC) and 0.1 - 5 % by weight of cationic starch. The PGW pulp has a Freeness of at least 390 ml and comprises less than 17 % dry weight of a fine fraction that is able to pass through a 200 mesh screen.
D21H 27/38 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets au moins une des feuilles ayant une composition fibreuse différente de celle des autres feuilles
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
The present invention relates to a barrier laminate comprising: a first cellulose substrate comprising highly refined cellulose fibers; a tie layer comprising a hot melt adhesive and a second cellulose substrate wherein the peeling strength between the second substrate and the tie layer is between 3-5 N. The present invention also relates to a method for manufacturing said barrier laminate.
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 37/12 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
78.
A METHOD FOR MANUFACTURING A PURIFIED FIBER FRACTION FROM USED BEVERAGE CARTON
The present invention relates to a method for manufacturing a purified fiber fraction from used beverage carton (UBC), said method comprising the steps: a) subjecting UBC starting material to a polymer and aluminum film separation method to obtain a UBC polymer and aluminum fraction and a raw UBC fiber fraction; b) optionally subjecting the raw UBC fiber fraction to a coarse screening method to remove coarse particles; c) subjecting the raw UBC fiber fraction to a fine screening method to remove cellulose fines and fine particulate contaminants, wherein the fine screening method comprises at least one fine screening step and at least one washing step; d) optionally subjecting the fine screened UBC fiber fraction to a washing method to remove further contaminants; e) optionally subjecting the fine screened UBC fiber fraction to a bleaching method; f) subjecting the fine screened, and optionally bleached, UBC fiber fraction to a dewatering method to a consistency of at least wt %; and g) subjecting the dewatered UBC fiber fraction to deactivation to obtain a purified 20 UBC fiber fraction.
The present invention relates to a method for producing a microfibrillated cellulose (MFC) web. The method comprises preparing an MFC suspension and forming a wet MFC web from the MFC suspension by casting on a non-porous support. The wet MFC web positioned on the non-porous support is subjected to water removal by means of dewatering and/or drying to form a dry MFC web. Broke material is discharged and collected. Collected broke material is mixed with water to provide at least one broke suspension wherein at least 90 weight- % of each broke suspension passes a Mesh 30 screen according to SCAN-CM 66:05. The broke suspension(s) is/are subjected to a mechanical treatment. The broke suspension(s) is/are used in the preparation of the MFC suspension. The mechanical treatment is performed to increase the viscosity of the broke suspension(s) to at least 60% of the viscosity of the MFC suspension without the broke suspension(s).
The invention discloses a method for manufacturing a multiply paperboard comprising the steps of: - forming a web comprising at least a top ply, a back ply, and a middle ply arranged between the top ply and the back ply, wherein the middle ply is formed from a first furnish comprising at least 50 wt% of a HT-CTMP and 0.1 – 10 wt% of glue pulp based on the total dry weight of said first furnish, wherein said glue pulp has a Schopper Riegler (SR) value in the range of 55- 84 as measured according to standard ISO 5267-1 and a mass fraction of fines of less than 25% as measured according to standard ISO 10376:2011, - subjecting the thereof formed three-ply web to pressing in at least one shoe press, and - drying the web. It has been found that the combination of using the said furnish mixture including HT-CTMP and glue pulp with an SR value within said range enables efficient dewatering by use of a shoe press and gives rise to a paperboard with high bulk but maintained or improved strength properties.
D21H 27/38 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets au moins une des feuilles ayant une composition fibreuse différente de celle des autres feuilles
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
The present invention is directed to a process for preparing a binder, wherein lignin is subjected to demethylation whereby methoxy groups of lignin are converted to hydroxy groups. The demethylated lignin is mixed with a cross-linker and heated. The invention is also directed a binder obtained according to the process and to the use thereof.
A biodegradable laminate (1) comprising a base board (2) with a first side (2a) and a second side (2b). The base board comprises 0-30 wt% filler, the laminate further comprises a PHA, dispersion coated, primer layer (3) arranged on the second side of the base board, wherein the primer layer has a coat weight of 0.5-15 g/m2, the primer layer comprises a PHA type selected from the group consisting of PHB, PHBV, PHBH, P(3HB4HB), other co-polymers of PHB, other homopolymers such as PHO, PHH, P3HP, and combinations thereof; a vacuum deposited layer (4) coated on the primer layer which vacuum deposited layer has a thickness of 20-500 nm, the vacuum deposited layer comprises material selected from the group consisting of aluminum, magnesium, silicon, copper, aluminum oxides, magnesium oxides, silicon oxides and combinations thereof; and at least one extrusion coated heat-sealable PHA layer (5, 6) which is coated on the first side of the base board and/or on the vacuum deposited layer.
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
The present invention relates to a method for producing a microfibrillated cellulose (MFC) web. The method comprises providing an MFC suspension (2) comprising water as suspension medium. A wet MFC web (4) is formed of the MFC suspension by casting on a non-porous support (5). The wet MFC web (4) positioned on the non- porous support (5) is subjected to water removal by means of press dewatering and/or non-contact drying to form a dry MFC web (8). The water removal further comprises at least one induction heating step, wherein each induction heating step comprises heating said wet MFC web (4) by means of an induction heated device (10). The dry MFC web (8) is separated from the non-porous support (5).
A multilayer coated laminate (1) comprising a substrate (2) with a first side (2a) and a second side (2b). The laminate further comprises a co-extrusion coated tie 5 layer (3) which is coated on first side (2a) of the substrate, wherein the tie layer comprising PVAc and/or PBSA, which tie layer has a thickness of 1-10 µm, preferably 2-7 µm; and a PHA layer (4), preferably PHBH, which is co-extrusion coated on the tie layer, the PHA 10 layer has a thickness of 5-25 µm, preferably 10-15 µm.
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/10 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
D21H 19/82 - Papier comprenant plusieurs couches superposées
85.
A METHOD FOR PRODUCING A MICROFIBRILLATED CELLULOSE WEB
The present invention relates to a method for producing a microfibrillated cellulose (MFC) web. The method comprises preparing an MFC suspension comprising water as suspension medium. A wet MFC web is formed of the MFC suspension by casting on a non-porous support or on a paper or paperboard substrate positioned on the non-porous support. The wet MFC web formed on the non-porous support or on a paper or paperboard substrate positioned on the non-porous support is subjected to water removal by means of dewatering and/or drying to form the MFC web. Water removed from the wet MFC web by the water removal is collected into at least one water fraction. Optionally, the at least one water fraction is subjected to a purification treatment. The at least one water fraction is used as suspension medium in the preparation of the MFC suspension.
The present invention is directed to a process for preparing a delignified and densified wood product. The wood is delignified in the form of veneers, using process conditions corresponding to the Kraft process. The wood veneers are subjected to a pre-hydrolysis treatment before the process steps corresponding to the Kraft process. The present invention also relates to a delignified and densified wood product produced using said process. The delignified and densified wood product according to the present invention has particularly advantageous strength properties.
B27K 5/06 - Ramollissement ou durcissement du bois
D21C 1/02 - Traitement préalable des matériaux finement divisés avant la cuisson avec l'eau ou la vapeur
D21C 1/04 - Traitement préalable des matériaux finement divisés avant la cuisson avec des composés à réaction acide
D21C 3/02 - Réduction en pâte des matières contenant de la cellulose avec des bases inorganiques ou des composés à réaction alcaline, p. ex. procédés au sulfate
87.
METHOD FOR MANUFACTURING A MULTIPLY PAPERBOARD, AND A MULTIPLY PAPERBOARD
The present invention relates to a method for manufacturing a multiply paperboard, comprising forming a first web on a first wire, a second web on a second wire and a third web on a third wire. The second web comprises a delamination web layer formed from a second pulp suspension comprising 5-80 weight-% refined CTMP and/or CMP. A first coating layer comprising 0.2-20 g/m2 starch is applied to a non-wire side of the first web by curtain application. A second coating layer comprising 0.2-20 g/m2 starch is applied to a non-wire side of the second web or the third web by curtain application. A multilayer web is formed by joining the third web with the second web via the second bonding layer and by joining the second web and the first web via the first bonding layer. The multilayer web is further dewatered and optionally dried to form the multiply paperboard. The invention relates also to a multiply paperboard.
D21H 27/34 - Matériaux continus, p. ex. filaments, feuilles ou filets
D21F 11/04 - Procédés de fabrication de longueurs continues de papier ou de carton, ou de nappe humide pour la production de panneaux de fibres, sur des machines à papier du type Fourdrinier papier ou carton composé de plusieurs couches
D21H 27/38 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets au moins une des feuilles ayant une composition fibreuse différente de celle des autres feuilles
The present invention relates to a method for producing a solid cellulose foam the method comprises the steps of: providing a wet cellulose foam; depositing the wet cellulose foam on a supporting surface to obtain a wet cellulose foam deposition; subjecting the wet cellulose foam deposition to an initial drying step so as to form partially dried cellulose foam sections, wherein the initial drying is carried out by means of heat transferring spikes extending at least partially through the wet cellulose foam from a first surface towards a second surface, and wherein the partially dried cellulose foam sections are formed adjacent to the heat transferring spikes; subjecting the wet cellulose foam deposition to a final drying step so as to obtain a solid cellulose foam, wherein the partially dried cellulose foam sections provide support for the wet cellulose foam during the final drying step; removing the heat transferring spikes so as to obtain a solid cellulose foam comprising cavities extending at least partially through the solid cellulose foam, wherein the cavities are formed by the heat transferring spikes.
B65D 81/02 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu spécialement adaptés pour protéger leur contenu des dommages mécaniques
C08J 9/28 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par élimination d'une phase liquide d'un objet ou d'une composition macromoléculaire, p. ex. par séchage du coagulum
C08J 9/30 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement par mélange de gaz dans des compositions liquides ou des plastisols, p. ex. par fabrication de mousse à l'aide d'air
The present invention is directed to a process for preparing a binder for an asphalt composition. The binder comprises lignin, a renewable and bio-based material, which replaces part of the fossil-based bitumen.
The present invention relates to food or liquid packaging laminate comprising fibers obtained from used beverage cartons (UBC), said food or liquid packaging laminate comprising: a paperboard layer, and a barrier layer, wherein said paperboard layer comprises no or substantially no fibers obtained from UBC, wherein said barrier layer comprises a substrate layer comprising a highly refined cellulose composition comprising fibers obtained from UBC, and a polymeric gas barrier coating disposed on at least one side of the substrate layer, and wherein said barrier layer is laminated to said paperboard layer by a polymeric sealing layer arranged between said paperboard layer and said barrier layer.
B32B 29/06 - Produits stratifiés composés essentiellement de papier ou de carton spécialement traité, p. ex. glacé, parcheminé
B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
B32B 29/02 - Produits stratifiés composés essentiellement de papier ou de carton adjacent à une couche fibreuse ou filamenteuse
B32B 37/12 - Procédés ou dispositifs pour la stratification, p. ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par l'usage d'adhésifs
91.
A METHOD FOR PRODUCING A PACKAGING INSERT FOR A PRODUCT, A SYSTEM FOR PRODUCING A PACKAGING INSERT FOR A PRODUCT AND A PACKAGING INSERT FOR A PRODUCT
A packaging insert (30) for a product (50) is produced by generating at least one imprint (15) in an unbonded air-laid web (10) made from natural fibers and a thermoplastic polymer binder. The unbonded air-laid web (10) is heated to at least partly melt the thermoplastic polymer binder and bind the natural fibers to form a bonded air-laid blank (20) conserving the at least one imprint (25). The packaging insert (30) is formed by cutting the bonded air-laid blank (20) following heating or by the unbonded air-laid web (10) prior to heating and comprises an imprint (35) configured to accommodate at least a portion of the product (50). The packaging insert (30) has excellent shock absorbing and insulation properties.
D04H 1/732 - Non-tissés formés uniquement ou principalement de fibres coupées ou autres fibres similaires relativement courtes caractérisés par la méthode de formation des voiles ou couches, p. ex. par la réorientation des fibres les fibres étant disposées au hasard par courant de fluide, p. ex. flux d'air
B32B 5/14 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par une couche différant en certains endroits du fait de sa constitution ou de sa structure physique, p. ex. plus dense superficiellement
B65D 81/00 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu
The present invention relates to a method for producing a carbon enriched material, said method comprising the steps of: a) providing lignin; b) mixing the lignin with a recirculated carbon enriched material fraction to obtain a lignin-carbon mixture; c) forming an agglomerated lignin-carbon composite material comprising lignin, the recirculated carbon enriched material fraction and optionally at least one additive; d) subjecting the agglomerated lignin-carbon composite material to heat treatment at one or more temperatures in the range of from 300 to 1500°C, wherein the heat treatment is carried out for a total time in the range of from 30 minutes to 10 hours, so as to obtain a carbon enriched material; e) milling the obtained carbon enriched material to so as to reduce the average particle size of the carbon enriched material, and to obtain at least a first fraction of a carbon enriched material, and a second fraction of a carbon enriched material; and f) recirculating at least a part of the first fraction obtained in step e) to step b).
The present invention relates to a method for producing completely thermally stabilized agglomerated lignin, the method comprising the steps of a) providing agglomerated lignin having an average particle size in the range of from 50 to 500 µm; and b) heating the agglomerated lignin to a temperature in the range of from 140 to 300°C for a time period of at least 30 minutes, so as to obtain completely thermally stabilized agglomerated lignin. The present invention also relates to completely thermally stabilized agglomerated lignin and a method for producing a carbon enriched material obtained by subjecting the completely thermally stabilized agglomerated lignin to heat treatment.
The present document discloses a method and a system for producing MFC. The method according to the invention comprises the following steps: a) providing a pulp suspension comprising cellulose fibers to a buffer tank (2) wherein the temperature of said pulp suspension is controlled and adjusted for optimized enzymatic function, preferably ≥20°C b) transferring the pulp suspension to a refining unit (3) and refining said pulp to obtain a pre-refined pulp suspension, wherein a hydrolysing agent in the form of an enzyme is added to the pulp suspension before and/or after pre-refining; c) feeding said pre-refined and temperature-regulated pulp suspension to a reactor tank (4, 4'); d) hydrolyzing the refined pulp suspension in said reactor tank (4, 4') at a temperature between 40-70°C under controlled mixing using an agitating member (7); e) deactivating the enzyme in said reactor tank by means of heating the hydrolysed, pre-refined pulp suspension to a temperature >80°C f) cooling said hydrolysed, pre-refined pulp suspension; g) discharge the hydrolysed, pre-refined pulp suspension and subjecting it to further mechanical treatment to obtain MFC.
The present document discloses a method for producing microfibrillated cellulose (MFC) comprising the steps of: a) provide a refined pulp suspension mixed with an enzyme to a reactor tank; b) treat the refined pulp suspension with said enzyme in the reactor tank at a temperature between 40-80°C under controlled mixing by means of an agitating member thus forming a pre-treated pulp suspension; c) adding at least one oxidant to said pre-treated pulp suspension simultaneous to mixing; d) perform oxidation of said pre-treated pulp suspension under elevated temperatures >80°C in said reactor tank for deactivating said enzyme; and e) discharge the pre-treated, pre-refined pulp suspension and subjecting it to further mechanical treatment to obtain MFC.
The present invention relates to a method for producing a film comprising microfibrillated cellulose, which comprises: providing a suspension comprising 30-100 weight-% microfibrillated cellulose based on total dry weight: forming a wet web of said suspension by casting on a support being a non-porous support, paper or paperboard: wet-pressing said wet web to form a dewatered web, which comprises applying a press fabric into direct contact with said wet web and conducting said wet web, arranged between said press fabric and said non-porous support, through a pressing equipment: smoothening said dewatered web by applying at least one smoothing press to said dewatered web arranged on said non-porous support so as to form a smoothened web, wherein a pressure of 0.1-25 MPa is applied in each smoothing press, wherein said dewatered web has a dry content of 20-60% by weight when applying said smoothing press(es), and drying said smoothened web to form said film. The invention further relates to a film.
D21H 19/34 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant de la cellulose ou ses dérivés
D21H 25/12 - Réarrangement des substances appliquées, p. ex. dosage ou lissageÉlimination des matériaux en excès avec un corps essentiellement cylindrique, p. ex. rouleau ou tige
97.
PROCESS FOR PRODUCING A BINDER FOR A WARM MIX ASPHALT COMPOSITION
The present invention is directed to a process for preparing a binder for a warm mix asphalt composition. The binder comprises lignin, a renewable and bio-based material, which replaces part of the fossil-based bitumen when the components are used in preparing a warm mix asphalt, that comprises a reduced amount of wax, fatty acid amides, surfactants and emulsifiers.
C08L 97/00 - Compositions contenant des matières contenant de la lignine
C07G 1/00 - Dérivés de lignine à bas poids moléculaire
C08H 7/00 - LignineLignine modifiéeProduits dérivés à haut poids moléculaire
C08L 95/00 - Compositions contenant des matières bitumeuses, p. ex. asphalte, goudron ou brai
C09J 195/00 - Adhésifs à base de matériaux bitumineux, p. ex. asphalte, goudron ou brai
C09J 197/00 - Adhésifs à base de matériaux contenant de la lignine
E01C 7/26 - Revêtements continus réalisés sur place faits de matériaux d'empierrement et de liants de matériaux d'empierrement et de liant bitumeux mélangés à d'autres matériaux, p. ex. au ciment, au caoutchouc, au cuir, à des fibres
The disclosure relates to a package (2), and to a blank (1) configured to be folded into a package (2), the blank (1) comprising: a paperboard blank (100) and a plastic sheet (200) configured to form at least part of an inside surface of the package (2), wherein the paperboard blank (100) comprises: a bottom panel (110) and three or more side wall panels (120a-d) each having a respective height extension (H1) and a respective length extension (L1), wherein the plastic sheet (200) is attached to two adjacent corner-forming side wall panels (120a-d) at a respective upper attachment zone (150a-d) and forms a corner sheet portion (210a-d) extending between and interconnecting the two adjacent side wall panels (120a-d) as seen in a flat-laid state of the blank (1), and wherein the corner sheet portion (210a-d) is configured to be double folded on to itself and into an interior of the package (2) when the two side wall panels (120a-d) are folded relative to the bottom panel (110) to form the two side walls.
B65D 5/20 - Réceptacles de section transversale polygonale rigides ou semi-rigides, p. ex. boîtes, cartons ou plateaux, formés en pliant ou montant un ou plusieurs flans de papier en repliant les parties reliées à un panneau central sur chaque côté pour former le corps du réceptacle, p. ex. en forme de plateau
The present invention relates to an aqueous barrier coating composition comprising: 30-60 % by weight of carboxymethyl cellulose, 20-40 % by weight of a cyclic monosaccharide or a derivative thereof and 25-35% by weight of platy-type kaolin particles, based on the total dry weight of the aqueous barrier coating composition. The cyclic monosaccharide or derivative thereof is in particular xylose.
The present invention relates to a method for producing an MFC film comprising the steps of: a) providing a pulp comprising cellulose fibers; b) processing the pulp to form an MFC suspension, comprising subjecting the cellulose fibers to at least one modification treatment, comprising a mechanical fibrillation treatment, the processing being performed at a manufacturing plant; c) conveying the suspension to a film-forming device at the manufacturing plant; d) forming a wet MFC film by providing the suspension on a support by the film-forming device, e) dewatering and/or drying the wet MFC film to a dry MFC film, and f) winding said dry MFC film or said support provided with said dry MFC film onto a core to form a reel, wherein a time period between the start of the at least one modification treatment of step b) and the start of step f) is less than 84 hours. The invention relates also to an MFC film.
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
B82Y 30/00 - Nanotechnologie pour matériaux ou science des surfaces, p. ex. nanocomposites
D21H 11/18 - Fibres hautement hydratées, gonflées ou aptes à être fibrillées
D21H 19/34 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant de la cellulose ou ses dérivés
