The invention relates to a composition comprising a hydraulic binder, optionally a fly ash aggregate, and at least one additive, wherein the additive is a combustion residue obtained from the combustion of black liquor, and wherein the additive is present in an amount of 0.01% by weight to 6.0% by weight based on the total amount of the composition. The invention further relates to a building material comprising this composition.
C04B 28/02 - Compositions pour mortiers, béton ou pierre artificielle, contenant des liants inorganiques ou contenant le produit de réaction d'un liant inorganique et d'un liant organique, p. ex. contenant des ciments de polycarboxylates contenant des ciments hydrauliques autres que ceux de sulfate de calcium
The invention relates to a hydrophobic, biodegradable paper or cardboard comprising at least one layer of a paper having at least one internal sizing and additives, such as wet-strength agent and optionally binder, the paper or cardboard being composed of chemical or mechanical fibers, such as a kraft paper, an NSSC paper, recycled waste paper, such as recycled corrugated cardboard (OCC), or mixtures thereof, additionally mixed and/or coated with one or more selected from antimicrobial agents, mammal repellents, UV protection agents, biodegradable polymers, hydrophobing agents and at least one agent supporting biological degradation, such as humic acids, preferably a mixture of humic acids and an inorganic salt having a polyvalent cation, such as calcium sulfate, calcium carbonate, calcium nitrate, calcium hydroxide or calcium chloride.
D21H 27/40 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets au moins une des feuilles n'étant pas plane, p. ex. crêpée
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 invention relates to a method for producing kraft paper, comprising the following steps: forming a fibrous web; shaking the fibrous web; pressing the previously partially dewatered fibrous web in a press section (5); further drying the fibrous web in a dryer section (6); winding the paper web formed from the fibrous web in a reeling station (7), wherein, after drying in the dryer section (6), the fibrous web is embossed in an embossing station (84), and wherein the fibrous web has a dry content of at least 85 wt% when it enters the embossing station (84). The invention inter alia relates to an embossing station and a system for the production of kraft paper.
A method for operating a system for producing kraft paper, comprising a compacting apparatus (21) for compacting a fibrous web, in particular comprising a Clupak device, - wherein the compacting apparatus (21) comprises a circulating belt (26), a nip bar (33), a wrap roll (34), a tension roll (32), a counter roll (28) and preferably a belt drive roll (31), - wherein the compacting apparatus (21) may be operated in a compacting mode in which the circulating belt (26) is pressed towards the counter roll (28) by the nip bar (33) and wraps around the counter roll (28) over a wrap angle (35), - wherein, in the compacting mode, a compaction nip (30) is formed between the belt (26) and the counter roll (28), which is designed to convey the fibrous web at production speed, thereby compacting it in the machine flow direction (1), - wherein the compacting apparatus (21) can be operated in an emergency operation mode, in which the nip bar (33) is retracted compared to the compacting mode, so that a gap is formed between the belt (26) and the counter roll (28).
D21F 9/02 - Machines complètes pour la fabrication de feuilles de papier du type Fourdrinier
D21F 11/02 - 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
5.
DRYER SECTION PORTION FOR THE PRODUCTION OF KRAFT PAPER
The invention relates to a dryer section portion, in particular an after-dryer section (20), for drying a fibrous web, for a system for producing kraft paper, wherein the dryer section portion comprises an impingement drying region (71), which has at least one impingement drying portion (83), in particular three impingement drying portions (83), and wherein, in the machine flow direction (1), each impingement drying portion (83) is delimited upstream and downstream by a respective drying cylinder (72), to which a drying wire (73) that follows the outer circumference of the drying cylinder (72) in a pressing region (74) and in particular presses a fibrous web passing through the dryer section portion against the drying cylinder (72) is assigned, The impingement drying portion (83) is designed such that, between the outlet of the pressing region (74) arranged upstream in the machine flow direction (1) and the inlet of the pressing region (74) arranged downstream in the machine flow direction (1), a fibrous web passing through the dryer section portion passes through a free shrinkage segment of at least 15.0 m.
The invention relates to a method for producing kraft paper, comprising the following steps: forming a fibrous web extending in the machine direction (1) by continuously applying a fibrous suspension to a wire section (2) by a headbox (3); pressing the fibrous web, which has been partially dewatered in the wire section (2), in a press section (5); optionally, compacting the formed fibrous web by a compacting apparatus (21), in particular by a Clupak-device, in the longitudinal machine direction; further drying the fibrous web in a dryer section (6); optionally calendering, in particular embossing, of the fibrous web in a calendering station (22); winding the paper web formed from the fibrous web in a reeling station (7), wherein the production speed exceeds 600 m/min, and wherein the width of the fibrous web exceeds 4.5 m and, in particular, exceeds 5.5 m. The invention also relates to a system for producing kraft paper.
D21F 1/20 - Appareils de branlement des toiles de machines ou parties associées dans des machines Fourdrinier
D21F 11/02 - 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
A grease-repelling paper comprising a base paper layer and at least one side of the base paper layer, a cover layer consisting substantially of a natural or synthetic grease-repelling polymer and further ingredients, namely solvents or waxes, the cover layer in addition to cover layer material selected from natural or synthetic grease-repelling polymer, namely a polyacrylate, an acrylic/styrene copolymer or a modified and/or derivatised starch, between 15 and 50 parts by weight, as well as at least one further constituent, namely polyvalent alcohol selected from sugar alcohols namely glycerol, sorbitol, polyethylene glycol and/or a substance selected from natural aluminas, aluminium oxide, kaolin or talc. The invention also relates to a method for producing the grease-repelling paper.
The invention relates to a packaging bag, in particular a film packaging bag, having a filling chamber delimited by bag walls and having at least one carrying handle assembly (1) on one of the bag walls (2), wherein the carrying handle assembly (1) has a handle strip (3) and a handle strap assembly (4) provided on the handle strip (3); the handle strap assembly (4) has, along a longitudinal direction (L), a central portion (7a) and, starting from the central portion in the direction of two opposite ends (5), securing portions (7b), at which the handle strap assembly (4) is connected to the handle strip (3); the handle strip (3) extends beyond the handle strap assembly (4) in the longitudinal direction (L) and is secured to the inner face of the associated bag wall (2) by means of a securing seam (9); and the handle strap assembly (4) is accessible from the exterior of the bag. According to the invention, the handle strap assembly (4) has two handle straps (4a, 4b) which are next to one another in the longitudinal direction (L) and each of which is secured to the bag wall (2) in the central portion (7a).
B65D 75/12 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans initialement pliés pour former des tubes les extrémités des tubes étant fermées par aplatissement et thermosoudage
B65D 75/56 - Poignées ou autres moyens de suspension
B65D 33/10 - Poignées faites d'un matériau similaire à celui utilisé pour le sac
9.
METHOD FOR SEPARATING AT LEAST ONE LIGNIN FRACTION, LIGNIN DERIVATIVES, LOW-MOLECULAR CARBOXYLIC ACIDS, INORGANIC SALT, OR A MIXTURE THEREOF FROM FILTRATES ORIGINATING FROM A KRAFT PROCESS
A method for separating water and at least one lignin fraction, lignin derivatives, low-molecular carboxylic acids, sodium sulfate, or a mixture thereof from filtrates originating from a black liquor of a kraft process. Black liquor is concentrated to a solids content between 25 and 55 wt. %. A first separation step, polymer lignin with a number average of the molecular mass distribution of >6 kDa is precipitated and filtered out by lowering the pH value of the black liquor, a first filtrate is obtained which is acidified with sulfuric acid; a formed precipitate consisting of lignin is separated by means of filtration; a second acid filtrate is obtained, cooled to a temperature less than 10° C., a fraction consisting substantially of inorganic salts is crystallized out; the formed precipitate is filtered off, a third filtrate is obtained which contains low-molecular carboxylic acid-soluble lignin and groups of the inorganic salts.
The invention relates to a protective packaging made of paper for an article, wherein the protective packaging comprises: a. a front wall having an upper edge, a lower edge and two mutually opposing side edges; and, b. a rear wall having an upper edge, a lower edge and two mutually opposing side edges, wherein the front wall and the rear wall are connected to one another along their lower edges, such that an interior space for receiving the article is present between the front wall and the rear wall, characterised in that the upper edge of the rear wall is formed by a tab which projects beyond the upper edge of the front wall, and the front wall comprises, at least in the region of its upper edge, at least one inner layer and at least one outer layer and is arranged in such a way that the tab can be introduced between an inner layer and an outer layer of the front wall.
B65D 27/00 - Enveloppes ou réceptacles flexibles similaires essentiellement rectangulaires, pour la poste ou d'autres emplois, dont la structure ne prévoit pas un contenu en épaisseur
B65D 27/20 - Fermetures utilisant des éléments à fermeture automatique formant corps ou fixés
B65D 33/24 - Dispositifs de fermeture de l'extrémité ou de l'ouverture utilisant des éléments de fermeture à emboîtage formant corps ou rapportés, p. ex. pattes
B65D 75/14 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans pliés autour de tous les côtés du contenu, à partir de la partie sur laquelle le contenu est placé
B65D 75/20 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans repliés autour du contenu, et avec leurs bords libres opposés réunis, p. ex. par adhésifs à pression, par pliage, thermosoudage ou soudage
B65D 81/03 - Enveloppes ou emballages souples avec des propriétés d'amortissement des chocs, p. ex. feuilles avec des bulles incorporées
The invention relates to a method for producing kraft paper, having the steps of: forming a fibrous web by applying a fibrous suspension onto a wire section (2); shaking the fibrous web transversely to the machine direction; pressing the partially dewatered fibrous web in a pressing section (5); further drying the fibrous web in a drying section (6); and winding up the paper web formed from the fibrous web; wherein the wire section (2) comprises an endlessly circulating dewatering screen (8); the wire section (2) has a first dewatering section (11); the shaking device (4) causes the dewatering screen (8) to oscillate in the transverse direction in the region of the breast roller (10); a second dewatering section (13) is provided downstream of the first dewatering section (11) in the running direction (23) of the fibrous web, said second dewatering section being equipped with a second dewatering device (15) which dewaters the fibrous web from above; and the material density of the fibrous suspension applied onto the wire section (2) is at most 0.46%. The invention further relates to a wire section, to the use of the wire section, to a kraft paper, and to an installation.
D21F 1/18 - Appareils de branlement des toiles de machines ou parties associées
D21F 1/80 - Prise de la pâte, élimination de l'eau ou sa récupérationRéutilisation des eaux blanches en utilisant des courroies d'épuration sans fin
D21F 9/02 - Machines complètes pour la fabrication de feuilles de papier du type Fourdrinier
D21F 11/02 - 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
The invention relates to a method for producing paper bags, namely a first paper bag having a first bag volume for receiving a product and a second paper bag (2A) having a second bag volume for receiving a product, wherein each paper bag (2, 2A, 2B) extends over a bag height H from a bag lower end (4, 4A, 4B) to a bag opening and over a bag width (B) from a first bag edge (8, 8A, 8B) to an opposite second bag edge (10, 10A, 10B), each paper bag comprises two paper layer pairs, namely a first paper layer pair for the first paper bag (2A) and a second paper layer pair for the second paper bag (2B), each paper layer pair comprises a paper layer which forms a rear side of the bag and a paper layer which forms a front side of the bag, the paper layers of the first paper layer pair are connected to one another at bag edges of the first paper layer pair, the paper layers of the second paper layer pair are connected to one another at the second bag edges of the second paper layer pair, a bottom flap formed on one paper layer of the first paper layer pair at the bag lower end is connected to the other paper layer of the first paper layer pair, and a bottom flap formed on one paper layer of the second paper layer pair at the bag lower end is connected to the other paper layer of the second paper layer pair. In order to increase the production capacity, two paper bags (2A, 2B) are produced simultaneously by providing the second paper layer pair B on the first paper layer pair A.
The invention relates to a water-based paper coating composition comprising a proportion of material in water, wherein the proportion of material comprises between 40% and 75% by weight of pigments, between 25% and 60% by weight of polyvinyl alcohol and between 0.2% and 2% by weight of a dispersion agent. The invention also relates to a method for producing a coated paper and to a coated paper.
B65D 65/42 - Emploi de substances enduites ou imprégnées
D21H 19/40 - Couches contenant des pigments caractérisées par les pigments siliceux, p. ex. argiles
D21H 19/58 - Polymères ou oligomères de dioléfines, de monomères vinyliques aromatiques ou d'acides non saturés ou de leurs dérivés
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
The invention relates to a paper-based, metal-free and metal oxide-free packaging material (4) for frozen food packaging with a paper content of at least 85% by weight and a basis weight of between 150 g/m2and 250 g/m2, comprising a paper layer (9) and at least one water vapor barrier layer (10a, 10b), wherein the water vapor transmission rate WVTR at -18°C and 80% relative humidity is less than 2 g/m2d. A further aspect of the invention is asqueeze up packaging for an ice pop portion with a tube (2) closed at a first end (3) and being formed said the packaging material (4).
D21H 19/84 - Papier comprenant plusieurs couches sur les deux côtés du substrat
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
B65D 85/78 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour produits comestibles sous forme liquide, semi-liquide, plastique ou pâteuse pour crème glacée
The invention relates to Kraftliner paper consisting of fibrous material and optionally one or more additives, wherein the fibrous material contains eucalyptus wood fiber in an amount of between 80 wt.-% and 100 wt.-%, preferably between 90 wt.-% and 100 wt.-%, based on dry mass of the fibrous material, wherein the average fiber length of the eucalyptus wood fiber is between 0.60 mm and 0.80 mm, in particular between 0.65 mm and 0.75 mm, and wherein the average fiber width of the eucalyptus wood fiber is between 10 μm and 20 μm, in particular in between 10 μm and 18 μm. The invention also relates to a method for the production of Kraftliner paper.
D21H 11/00 - Pâte ou papier comprenant des fibres de cellulose ou de lignocellulose uniquement d'origine naturelle
D21H 15/02 - Pâte ou papier comprenant des fibres ou des matériaux formant des nappes caractérisés autrement que par leur constitution chimique caractérisés par leur configuration
The invention relates to a multilayer composite material comprising the following layers: a base layer comprising or consisting of paper; and a sealing layer comprising or consisting of a thermoplastic polymer, the sealing layer being an extruded layer and having a weight per unit area of less than 8.0 g/m2, optionally at most 7.5 g/m2, in particular at most 7.0 g/m2. The invention also relates to the use of the multilayer composite material and to a method for producing same.
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 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
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
The invention relates to a multilayer composite material comprising the following layers: a base layer (1) comprising or consisting of paper; an intermediate layer (2) comprising or consisting of a thermoplastic polymer; and a barrier layer (3), the barrier layer (3) comprising or consisting of an oriented, in particular biaxially oriented, polymer film (4) and a metallic and/or ceramic thin layer (5) arranged on one or both sides of the oriented polymer film (4). The invention also relates to a method for producing a multilayer composite material.
B32B 9/00 - Produits stratifiés composés essentiellement d'une substance particulière non couverte par les groupes
B32B 9/04 - Produits stratifiés composés essentiellement d'une substance particulière non couverte par les groupes comprenant une telle substance comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique
B32B 15/08 - 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 résine synthétique
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 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/34 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyamides
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
The invention relates to a multilayer composite material comprising the following layers: a base layer (1) comprising or consisting of paper; an intermediate layer (2) comprising or consisting of a thermoplastic polymer; a barrier dispersion layer (3); a metallic and/or ceramic thin layer (4); and a sealing layer (5) comprising or consisting of a thermoplastic polymer. The invention also relates to a method for producing such a multilayer composite material.
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 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
The invention relates to a multilayer composite material having the following layers: a base layer (1) comprising or consisting of paper; a dispersion layer (2); a metallic and/or ceramic thin layer (3); and a sealing layer (4) comprising or consisting of a thermoplastic polymer, wherein the sealing layer (4) is an extruded layer and has a basis weight of less than 8.0 g/m2, optionally at most 7.5 g/m2, in particular at most 7.0 g/m2. The invention also relates to the use of the multilayer composite material and to a process for production thereof.
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 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
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
The invention relates to a composite material comprising or consisting of a cellulose-based carrier (1); and a coating (3) arranged on a first surface (2) of the carrier (1), the coating (3) being a polymer material, in particular an extruded polymer material, the coating (3) being designed as at least one coating strip (4), the longitudinal extension direction (6) of which runs substantially parallel to two opposite side edges (5) of the carrier (1), the width of the coating strip (4) being smaller than the width of the carrier (1), such that the carrier (1) has at least one uncoated region (7). The invention further relates to a packaging product and to a method.
B31B 70/62 - Assemblage des surfaces ou des bords opposésCollage par des adhésifs
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
D21H 23/46 - Addition au papier formé le fluide étant versé ou s'écoulant en courant continu sur la surface, le courant entier étant entraîné par le papier
21.
METHOD FOR PRODUCING PAPER FROM WASTE WOOD, AND PAPER PRODUCED THEREFROM
The invention relates to a method for producing paper from a cellulose pulp, wherein waste wood is used as a starting material in a wood pulping method. The waste wood, selected from at least one of the classes A I, A II, and A III according to the German Waste Wood Ordinance for chipping or pulverizing, is comminuted to chips of one of the size classes including classes smaller than # 3, #3, #7, and #13 according to SCAN CM 40:01; the formed waste wood chips are pre-steamed with saturated steam at temperatures between 85 °C and 120 °C at a pressure between atmospheric pressure and approximately 5 bar for a period of time between 1 and 90 minutes; the pre-steamed chips are pulped at a pressure between atmospheric pressure and 15 bar for a period of time of at least 20 minutes and are impregnated with an anionic or non-anionic organic additive in quantities ranging from 0.01 to 10 wt.% per ton of absolutely dried biomass; the chips are subsequently cooked at a pressure between atmospheric pressure and 15 bar; and the formed pulp is discharged and optionally mixed with additives such as starches, fixing agents, and/or flocculants and is subjected to a dewatering process and a subsequent drying process.
D21C 1/02 - Traitement préalable des matériaux finement divisés avant la cuisson avec l'eau ou la vapeur
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
D21C 3/22 - Autres caractéristiques des procédés de réduction en pâte
D21H 27/30 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets
The invention relates to a method for compacting a material which comprises or consists of the combustion residue obtained from the combustion of black liquor, wherein, during the compaction process, the material has a water content of at least 0.001 wt.%, preferably at least 0.01 wt.%. The invention also relates, inter alia, to a system, the material as such and to uses of the material.
C02F 1/02 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par chauffage
C02F 103/28 - Nature de l'eau, des eaux résiduaires ou des eaux ou boues d'égout à traiter provenant du traitement de plantes ou de parties de celles-ci provenant de l'industrie du papier ou de la cellulose
D21C 11/10 - Concentration de lessive résiduaire par évaporation
23.
RELEASE PAPER AND METHOD FOR THE PRODUCTION THEREOF
In a release paper consisting of a backing paper layer coated on at least one side with PVOH and a silicone coating on at least one side, in which the backing paper layer coated on at least one side with PVOH consists of bleached kraft paper, containing at least up to 30 wt. % softwood and hardwood with a total freeness between 30 °SR and 42 °SR, preferably between 33 °SR and 38 °SR, and processing aids, and also a release layer which is applied at least on one side to the PVOH-coated side of the backing paper layer and consists of 0.5 to 5 g/m2of a silicone, and wherein the release paper coated at least on one side with PVOH and silicone has a density between 850 and 990 kg/m3, preferably between 900 and 970 kg/m3, and a method for producing a release paper.
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
D21H 19/32 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone obtenus par des réactions formant une liaison contenant du silicium dans la chaîne principale de la macromolécule
D21H 19/82 - Papier comprenant plusieurs couches superposées
D21H 27/00 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes
24.
METHOD OF RECYCLING SPENT ELECTROLYTES FROM REDOX FLOW BATTERIES
In a method for recycling spent electrolytes from redox flow batteries in a cellulose digestion process, an aqueous solution containing between 1 and 20 wt% of at least one spent, optionally modified electrolyte from a redox flow battery is produced, the solution of the optionally modified spent electrolyte from redox flow batteries is adjusted to a pH between 2 and 13 corresponding to a process stream of the cellulose digestion process by adding a mineral acid or base, the solution of the spent electrolyte is introduced into the process stream of the cellulose digestion process, to whose pH the spent electrolyte from redox flow batteries has been adjusted beforehand, and the mixture of the process stream of the cellulose digestion process and the solution of the spent electrolyte from redox flow batteries is heated to temperatures above 90°C, and one or more processes selected from a cellulose digestion such as a kraft process, TMP process, CTMP process or NSSC process, a workup of black liquor from a cooking process, a delignification or a spreading and recovery method of process fluids is conducted after the cellulose digestion, and use.
The invention relates to a production method for a carrier bag which can be produced or is produced from a foldable material piece (8), wherein the material piece (8) is separated by a separation method from a rolled-up material web (2) which extends along a material web longitudinal direction M and has material web sides (2A, 2B) which are spaced apart from one another over the material, wherein the separated material piece (8) is delimited by two cut sides which are spaced apart from one another along the material web longitudinal direction M and extend transversely with respect thereto and by the material web sides (2A, 2B) which are spaced apart from one another, and wherein at least one transport tab (8A) is provided on a cut side, by way of which transport tab the carrier bag, folded and consolidated from the material web (2), or the material web (2) can be plugged in a consolidated state onto a transport device. In order to reduce the throughput times during production, it is proposed that a separation profile of the separation method is guided in such a way that the at least one transport tab (8A) is formed in each case on the mutually adjoining cut sides of the separated material piece (8) and of the material web (2).
The invention relates to a carrying handle for a packaging, the carrying handle being formed from a paper sheet (1) or comprising a paper sheet (1), at least two spaced-apart incisions (2) being provided in the paper sheet (1), with the result that a handle part (3) is formed from that region of the paper sheet (1) which is located between the incisions (2), and a round, in particular a circular, cut-out (5) adjoining each of the ends (4) of the incisions (2). The invention also relates to a packaging which comprises a carrying handle of this type.
The invention relates to a method for producing a base paper, in which a cellulose pulp substantially containing both softwood as well as hardwood components, as well as optional additives, is subjected to a grinding step, and at least one compacting step is carried out, in which method an optionally bleached cellulose pulp, consisting of 55 to 80 parts by weight, in particular 60 to 80 parts by weight, of hardwood primary cellulose and 25 to 45 parts by weight, in particular 30 to 40 parts by weight, of softwood primary cellulose, as well as up to 3 parts by weight of filler is provided; the cellulose pulp is obtained by mixing one pulp made from hardwood and one pulp made from softwood; either each pulp that makes up the cellulose pulp is separately ground to a degree of refinement of 39 to 45 °SR according to ISO 5267-1:1999 for the pulp made from hardwood and 35 to 41 °SR according to ISO 5267-1:1999 for the pulp made from softwood or the pulp obtained by mixing the pulp made from hardwood and the pulp made from softwood is ground to a degree of refinement of 39 to 42 °SR; the mixed pulp is subjected to dewatering, a formed sheet is calendered on at least one side, and optionally at least one impregnation is applied to at least one side. The invention also relates to a base paper produced according to the method.
The invention relates to a packaging web material composed of a paper ply (7) having a barrier coating (10) on a first side and a print on an opposite second side, wherein the paper ply (7) has a coated surface (9) formed from a pigment coating on the first side. According to the invention, the paper ply (7) has, on the second side, an uncoated surface (11) or a coated surface formed from a pigment-free coating on which the print has been applied.
B32B 9/06 - Produits stratifiés composés essentiellement d'une substance particulière non couverte par les groupes comprenant une telle substance comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou carton
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
The invention relates to a transport system comprising an outer container (2) and a paper container (4) positioned in the outer container (2), wherein the paper container (4) comprises a base body, which - is made from a paper bag and comprises - two opposite end faces (8), - two opposite longitudinal sides (14), - an upper side and an underside, and - a longitudinal seam (18) which extends between the two end faces (8) along the upper side, characterized in that the base body comprises at least one separation line (16) along which a hinged flap (20) can be separated from the rest of the base body, the at least one separation line (16) extending from the longitudinal seam (18).
B65D 30/08 - Sacs, sachets ou réceptacles analogues caractérisés par le matériau utilisé à parois stratifiées ou multiples en relation de vis-à-vis, p. ex. à double paroi
B65D 65/42 - Emploi de substances enduites ou imprégnées
B65D 81/26 - 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 avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
B31B 70/00 - Fabrication de réceptacles flexibles, p. ex. d'enveloppes ou de sacs
B31B 160/10 - Forme des réceptacles flexibles rectangulaire et plate, c.-à-d. sans configuration particulière pour tenir compte de l’épaisseur du contenu
B31B 170/30 - Structure des réceptacles flexibles à parois ondulées ou plissées
B31F 1/28 - Fabrication de bandes dans lesquelles le creux de chaque ondulation est perpendiculaire à l'avancement des pièces en utilisant des cylindres cannelés engrenant l'un avec l'autre combinés avec l'assemblage des bandes ondulées et des bandes plates
32.
METHOD FOR PRODUCING A PACKAGING MATERIAL AND THE PACKAGING MATERIAL
B31F 1/28 - Fabrication de bandes dans lesquelles le creux de chaque ondulation est perpendiculaire à l'avancement des pièces en utilisant des cylindres cannelés engrenant l'un avec l'autre combinés avec l'assemblage des bandes ondulées et des bandes plates
The invention relates to a kraft paper with an elongation at break in the machine direction of at least 7.5% and an elongation at break in the transverse direction of at least 7.5%, wherein the elongation at break in the machine direction and the elongation at break in the transverse direction differ by less than 2.5%, in particular by less than 1.5%, and the bending stiffness in the machine direction and the bending stiffness in the transverse direction equal at least 50 mN. The invention additionally relates to a packaging material, to a method for producing a packaging material, and to a method for producing a kraft paper.
A tray package unit outer packaging paper (1), for packaging tray packing units (2), to a method for packaging tray packing units (2) using such a tray package unit outer packaging paper (1), to a method for producing same, and to use of an outer packaging material for packing a tray packaging unit (2). The tray package unit outer packaging paper (1) has a first face (3) and a second face (4) and is made of at least one aqueous suspension (5) comprising a cellulose material (6) and optionally additives (7). The first face (3) is compressed with a linear load of 80 kN/m to 500 kN/m. Additionally, the tray package unit outer packaging paper (1) has a wet tensile strength index, measured according to ISO 3781:2011, in the machine direction of at least 10 Nm/g auf.
B65D 77/00 - Paquets réalisés en enfermant des objets ou des matériaux dans des réceptacles préformés, p. ex. des boîtes, des cartons, des sacs ou des sachets
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
D21J 3/10 - Fabrication d'articles par pressage d'une pâte fibreuse humide ou de papier mâché, entre des moules de corps creux
The invention relates to a multi-layer composite film, comprising a cellulosic fiber-based substrate (1 ) provided with a coating (3) on a first surface (2) thereof, wherein the coating (3) comprises or is composed of: a first layer (4), wherein the first layer (4) comprises or is composed of a heat sealable polymer; a second layer (5), wherein the second layer (5) comprises or is composed of a barrier polymer; a third layer (6), wherein the third layer (6) comprises or is composed of a heat sealable polymer, wherein the second layer (5) is arranged between the first layer (4) and the third layer (6), and wherein the second layer (5) is a dispersion coated layer. The invention also relates to a method for producing a multi-layer composite film.
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 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
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 27/30 - Produits stratifiés composés essentiellement de résine synthétique comprenant une résine vinyliqueProduits stratifiés composés essentiellement de résine synthétique comprenant une résine acrylique
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
The invention relates to a method for waste-heat recovery comprising the following steps: providing a first process unit (10), which requires thermal energy, wherein the first process unit (10) comprises a heating burner (15, 16), which is fluidly connected to a fuel supply line (100, 101, 102) and to a combustion-air supply line (112, 113); providing a second process unit (20), in which thermal energy is generated, wherein the second process unit (20) comprises a combustion furnace (21), which is designed to burn waste materials (201) containing sulfur compounds; burning waste materials (201) containing sulfur compounds to generate hot combustion exhaust gas (210) which contains sulfur compounds; discharging the hot combustion exhaust gas (210) from the second process unit (20) and introducing the combustion exhaust gas (310) into a waste-heat recovery device (3) comprising a waste-heat exchanger (31, 32); transferring thermal energy from the combustion waste gas (310) by the waste-heat exchanger (31, 32) to a fluid which is used as an energy source in the first process unit (10), wherein a gas temperature (36, 37) of the combustion exhaust gas (311, 312) downstream of the waste-heat exchanger (31, 32) is set so as not to be below a dew-point temperature of the sulfur compounds in the combustion waste gas (311, 312).
The invention relates to a method for packaging an item to be packaged (1) using a paper web (2), said method having the following steps: covering the surface (3) of the item to be packaged with the paper web (2), said paper web (2) projecting beyond the surface (3) of the item to be packaged on all sides; folding over the paper web (2) portions which project beyond the surface (3) of the item to be packaged in the direction of the lateral surfaces (4) of the item to be packaged, whereby tabs (5) are formed which protrude from the item to be packaged (1) and each of which comprises two paper web layers; and connecting the two paper web layers in the region of the tabs (5), said paper web (2) having a tensile energy absorption of at least 0.9 J/g and an elongation at break in the machine direction and in the transverse direction of at least 1.8%, preferably of at least 5%, according to ISO 1924-3: 2005. The invention also relates to the arrangement of a paper web on an item to be packaged.
The invention relates to a protective packaging made of paper for an article, wherein the protective packaging comprises: a. a front wall (2) having an upper edge (8), a lower edge (20) and two mutually opposing side edges (10); and, b. a rear wall (4) having an upper edge (22), a lower edge (20) and two mutually opposing side edges (10), wherein the front wall (2) and the rear wall (4) are connected to one another along their lower edges (20), such that an interior space for receiving the article is present between the front wall (2) and the rear wall (4), characterised in that the upper edge (22) of the rear wall (4) is formed by a tab (6) which projects beyond the upper edge (8) of the front wall (2), and the front wall (2) comprises, at least in the region of its upper edge (8), at least one inner layer (14) and at least one outer layer (16) and is arranged in such a way that the tab (6) can be introduced between an inner layer (14) and an outer layer (16) of the front wall (2).
B65D 27/00 - Enveloppes ou réceptacles flexibles similaires essentiellement rectangulaires, pour la poste ou d'autres emplois, dont la structure ne prévoit pas un contenu en épaisseur
B65D 27/20 - Fermetures utilisant des éléments à fermeture automatique formant corps ou fixés
B65D 81/03 - Enveloppes ou emballages souples avec des propriétés d'amortissement des chocs, p. ex. feuilles avec des bulles incorporées
B65D 75/14 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans pliés autour de tous les côtés du contenu, à partir de la partie sur laquelle le contenu est placé
B65D 75/20 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans repliés autour du contenu, et avec leurs bords libres opposés réunis, p. ex. par adhésifs à pression, par pliage, thermosoudage ou soudage
B65D 33/24 - Dispositifs de fermeture de l'extrémité ou de l'ouverture utilisant des éléments de fermeture à emboîtage formant corps ou rapportés, p. ex. pattes
The invention relates to a method for producing kraft paper, having the steps of: forming a fibrous web by applying a fibrous suspension onto a wire section (2); shaking the fibrous web transversely to the machine direction; pressing the partially dewatered fibrous web in a pressing section (5); further drying the fibrous web in a drying section (6); and winding up the paper web formed from the fibrous web; wherein the wire section (2) comprises an endlessly circulating dewatering screen (8); the wire section (2) has a first dewatering section (11); the shaking device (4) causes the dewatering screen (8) to oscillate in the transverse direction in the region of the breast roller (10); a second dewatering section (13) is provided downstream of the first dewatering section (11) in the running direction (23) of the fibrous web, said second dewatering section being equipped with a second dewatering device (15) which dewaters the fibrous web from above; and the material density of the fibrous suspension applied onto the wire section (2) is at most 0.46%. The invention further relates to a wire section, to the use of the wire section, to a kraft paper, and to an installation.
D21F 1/18 - Appareils de branlement des toiles de machines ou parties associées
D21F 1/80 - Prise de la pâte, élimination de l'eau ou sa récupérationRéutilisation des eaux blanches en utilisant des courroies d'épuration sans fin
D21F 9/02 - Machines complètes pour la fabrication de feuilles de papier du type Fourdrinier
D21F 11/02 - 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
D21F 9/00 - Machines complètes pour la fabrication de feuilles de papier
42.
COMPRESSING DEVICE, AND PLANT AND METHOD FOR PRODUCING KRAFT PAPER
The invention relates to a compressing device (21), in particular a Clupak device, and to a method for compressing a fibrous web in a plant for producing Kraft paper, - wherein the compressing device (21) has an endless blanket (26), a blanket drive (27) that drives the blanket (26), a counter-roller (28), a counter-roller drive (29) that drives the counter-roller (28), and a compression nip (30) formed between the blanket (26) and the counter-roller (28), - wherein the compressing device (21) has a compression mode in which it is operated in such a way that the fibrous web passes through the compression nip (30) at production speed, and is conveyed therein between the moving blanket (26) and the moving counter-roller (28), and is thereby compressed in the machine running direction (1), and wherein the blanket (26) is driven by the blanket drive (27) in the compression mode.
The invention relates to a drying section, in particular a post-drying section (20), for drying a fibrous web, for an installation for producing kraft paper, wherein the drying section comprises an impact drying region (71), which has at least one impact drying stage (83), in particular three impact drying stages (83), and each impact drying stage (83) is delimited upstream and downstream in the machine running direction (1) by a respective drying cylinder (72), which is paired with a drying screen (73) that follows the outer circumference of the drying cylinder (72) in a pressing region (74) and in particular presses a fibrous web passing through the drying section against the drying cylinder (72). The impact drying stage (83) is designed such that, between the outlet of the pressing region (74) located upstream in the machine running direction (1) and the inlet of the pressing region (74) located downstream in the machine running direction (1), a fibrous web passing through the drying section passes through a free shrinkage section of at least 15.0 m.
The invention relates to a method and a compacting device (21), in particular a Clupak device, for compacting a fibrous web in an installation for producing kraft paper, wherein a circulating cloth (26), a pressing bar (33), a wrap-around roller (34), a counter roller (28) and preferably a cloth drive roller (31) are provided. The compacting device (21) has a compacting mode, in which the circulating cloth (26) is pressed by the pressing bar (33) in the direction of the counter roller (28) and in which the cloth (26) wraps around the counter roller (28) by a wrap-around angle (35). In the compacting mode, a compacting gap (30) is formed between the cloth (26) and the counter roller (28), said compacting gap being designed such that the fibrous web is conveyed through the compacting gap at a production speed and is thereby compacted in the machine running direction (1), and an adjusting device (39) is provided for displacing the wrap-around roller (34) and thereby setting the wrap-around angle (35).
The invention relates to a method for operating an installation for producing kraft paper, said installation comprising a compacting device (21) for compacting a fibrous web, in particular a Clupak device, wherein - the compacting device (21) has a circulating cloth (26), a pressing bar (33), a wrap-around roller (34), a tensioning roller (32), a counter roller (28) and preferably a cloth drive roller (31), - the compacting device (21) can be operated in a compacting mode in which the circulating cloth (26) is pressed by the pressing bar (33) in the direction of the counter roller (28) and wraps around the counter roller (28) by a wrap-around angle (35), - in the compacting mode, a compacting gap (30) is formed between the cloth (26) and the counter roller (28), said compacting gap being designed such that the fibrous web is conveyed through the compacting gap at a production speed and is thereby compacted in the machine running direction (1), and - the compacting device (21) can be operated in an emergency running mode in which the pressing bar (33) is retracted in comparison to the compacting mode such that a distance is formed between the cloth (26) and the counter roller (28).
D21F 9/02 - Machines complètes pour la fabrication de feuilles de papier du type Fourdrinier
D21F 11/02 - 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
D21H 25/00 - Post-traitement du papier non prévu dans les groupes
46.
INSTALLATION AND METHOD FOR PRODUCING KRAFT PAPER, SAID INSTALLATION HAVING A BYPASS ASSEMBLY
The invention relates to a method and an installation for producing kraft paper, said installation comprising the following installation parts: - a wire section (2) for forming a fibrous web by continuously applying a fibrous suspension along the machine running direction (1) by means of a headbox (3); - a shaking device (4) for shaking the fibrous web transversely to the machine running direction (1), i.e. in the transverse direction; - a pressing section (5) for pressing the fibrous web partially dewatered in the wire section (2); - a drying section (6) for drying the fibrous web; - a compacting device (21), in particular a Clupak device, for compacting the fibrous web in the machine running direction (1), - and a winding station (7) for winding up the paper web formed from the fibrous web, wherein a bypass assembly (46) is provided for conveying the fibrous web along a bypass path (47) so as to bypass the compacting device (21).
D21F 9/02 - Machines complètes pour la fabrication de feuilles de papier du type Fourdrinier
D21F 11/02 - 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
D21G 9/00 - Autres accessoires pour machines à fabriquer le papier
D21H 25/00 - Post-traitement du papier non prévu dans les groupes
47.
COMPRESSING DEVICE, AND METHOD FOR PRODUCING KRAFT PAPER
The invention relates to a compressing device (21), in particular a Clupak device, for compressing a fibrous web in a plant for producing Kraft paper, wherein the compressing device (21) has an endless blanket (26), a counter-roller (28), and a compression nip (30) formed between the blanket (26) and the counter-roller (28), wherein the compression device (21) has a compression mode in which it is operated in such a way that the fibrous web passes through the compression nip (30) at production speed, and is conveyed therein between the moving blanket (26) and the moving counter-roller (28), and is thereby compressed in the machine running direction (1), wherein a release agent dispensing arrangement (36) having release agent nozzles (61) is provided for dispensing a release agent onto the lateral surface of the counter-roller (28), wherein the release agent nozzles (61) comprise intermittently operated nozzle valves (62) for discontinuous, pulsed dispensing of the release agent.
D21H 25/00 - Post-traitement du papier non prévu dans les groupes
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
The invention relates to a drying section, in particular a post-drying section (20), for drying a fibrous web, for an installation for producing kraft paper, wherein the drying section has a contact drying region (70) which is provided upstream of an impact drying region (71) in the machine running direction (1), and at least two, in particular three, drying cylinders (72) arranged one after the other in the machine running direction (1) are provided in the contact drying region (70). The drying section is characterized in that a separate and endlessly circulating drying screen (73) is provided for each drying cylinder (72), said drying screen following the outer circumference of the respective drying cylinder (72) in a pressing region (74). The invention additionally relates to an installation, to a method, and to a use.
The invention relates to a method for producing kraft paper, having the following steps: forming a fibrous web; shaking the fibrous web; pressing the previously partially dewatered fibrous web in a pressing section (5); further drying the fibrous web in a drying section (6); and winding up the paper web formed from the fibrous web in a winding station (7), wherein the fibrous web is embossed in an embossing station (84) after being dried in the drying section (6), and the fibrous web has a dry content of at least 85 wt.% when the fibrous web enters the embossing station (84). The invention also relates, inter alia, to an embossing station and an installation for producing kraft paper.
D21F 9/02 - Machines complètes pour la fabrication de feuilles de papier du type Fourdrinier
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
The invention relates to a method for producing kraft paper, having the following steps: forming a fibrous web running along the machine direction (1) by continuously applying a fibrous suspension onto a wire section (2) by means of a headbox (3); pressing the fibrous web previously partially dewatered in the wire section (2) in a pressing section (5); optionally compacting the formed fibrous web in the longitudinal direction of the machine by means of a compacting device (21), in particular by means of a Clupak device; further drying the fibrous web in a drying section (6); optionally calendering, in particular embossing, the fibrous web in a calendering station (22); and winding up the paper web formed from the fibrous web in a winding station (7), wherein the production speed is greater than 600 m/min, and the width of the fibrous web is greater than 4.5 m, in particular greater than 5.5 m. The invention also relates to an installation for producing kraft paper.
D21F 1/20 - Appareils de branlement des toiles de machines ou parties associées dans des machines Fourdrinier
D21F 11/02 - 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
D21H 25/00 - Post-traitement du papier non prévu dans les groupes
51.
METHOD FOR PRODUCING A MODIFIED LIGNIN DERIVATIVE, MODIFIED LIGNIN DERIVATIVE AND BIOMASS PELLETS THEREOF
According to a method for producing a modified lignin derivative a lignin dispersion of lignin or a derivative thereof is acidified, mixed with a modifier and filtered off after ageing and optionally purified. The invention also relates to a modified lignin derivative of this type, to the use thereof and to biomass pellets containing same.
The invention relates to a kraft paper with an elongation at break in the machine direction of at least 7.5% and an elongation at break in the transverse direction of at least 7.5%, wherein the elongation at break in the machine direction and the elongation at break in the transverse direction differ by less than 2.5%, in particular by less than 1.5%, and the bending stiffness in the machine direction and the bending stiffness in the transverse direction equal at least 50 mN. The invention additionally relates to a packaging material, to a method for producing a packaging material, and to a method for producing a kraft paper.
The invention relates to a method for waste-heat recovery comprising the following steps: providing a first process unit (10), which requires thermal energy, wherein the first process unit (10) comprises a heating burner (15, 16), which is fluidly connected to a fuel supply line (100, 101, 102) and to a combustion-air supply line (112, 113); providing a second process unit (20), in which thermal energy is generated, wherein the second process unit (20) comprises a combustion furnace (21), which is designed to burn waste materials (201) containing sulfur compounds; burning waste materials (201) containing sulfur compounds to generate hot combustion exhaust gas (210) which contains sulfur compounds; discharging the hot combustion exhaust gas (210) from the second process unit (20) and introducing the combustion exhaust gas (310) into a waste-heat recovery device (3) comprising a waste-heat exchanger (31, 32); transferring thermal energy from the combustion waste gas (310) by the waste-heat exchanger (31, 32) to a fluid which is used as an energy source in the first process unit (10), wherein a gas temperature (36, 37) of the combustion exhaust gas (311, 312) downstream of the waste-heat exchanger (31, 32) is set so as not to be below a dew-point temperature of the sulfur compounds in the combustion waste gas (311, 312).
Transparent paper consisting of a coated or chemically treated kraft paper, wherein the kraft paper is formed from a bleached, low-consistency and possibly high-consistency pulp beaten with a beating degree of at least 38 °SR, preferably at least 43 °SR, particularly preferably at least 46 °SR, which is formed to an extent of at least 30%, preferably to an extent of at least 35%, particularly preferably to an extent of at least 40% and at most 60% of softwood pulp and to an extent of at least 35%, preferably to an extent of at least 40%, particularly preferably to an extent of at least 45% of hardwood pulp, and optionally further fibrous materials, 0.5 to 2.5% cationic starch, processing aids, 0.1 to 0.4% sizing agent and optionally up to 4% fillers, and wherein the Kraft paper is optionally mechanically surface-treated with further substances selected from PEG, glycerol, polyvinyl alcohol or mixtures of two or more thereof, and optionally starch, as well as methods for producing transparent paper and forming a kraft pulp.
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
D21H 25/04 - Traitement physique, p. ex. chauffage ou irradiation
D21H 25/14 - Réarrangement des substances appliquées, p. ex. dosage ou lissageÉlimination des matériaux en excès avec un corps essentiellement cylindrique, p. ex. rouleau ou tige le corps étant un tambour de moulage
D21H 27/06 - Parchemin végétal ou simili-parcheminPapier cristal
55.
METHOD FOR SEPARATING AT LEAST ONE LIGNIN FRACTION, LIGNIN DERIVATIVES, LOW-MOLECULAR CARBOXYLIC ACIDS, INORGANIC SALT, OR A MIXTURE THEREOF FROM FILTRATES ORIGINATING FROM A KRAFT PROCESS
The invention relates to a method for separating water and at least one lignin fraction, lignin derivatives, low-molecular carboxylic acids, sodium sulfate, or a mixture thereof from filtrates originating from a black liquor of a kraft process. According to the method, the black liquor is concentrated to a solids content between 25 and 55 wt.%. In a first separation step, polymer lignin with a number average of the molecular mass distribution of >6 kDa is precipitated and filtered out by lowering the pH value of the black liquor, whereby in addition to lignin with a number average of the molecular mass distribution of >6 kDa, a first filtrate is obtained which is acidified with sulfuric acid; a formed precipitate consisting of lignin with a number average of the molecular mass distribution of <6 kDa is separated by means of filtration; and a second acid filtrate is obtained which is cooled to a temperature of less than 10 °C, whereby a fraction consisting substantially of inorganic salts is crystallized out; and the formed precipitate is filtered off, whereby a third filtrate is obtained which contains low-molecular carboxylic acid-soluble lignin and groups of the inorganic salts.
A container for products of the food industry. The container has a wall comprising: a paper-based layer; a barrier layer being an at least one-sided metallized polymer layer; and a lamination layer, bonding the paper-based layer and the barrier layer. The at least one-sided metallized polymer layer is preferably an at least one-sided metallized polyester layer, more preferably, an at least one-sided metallized polyethylene terephthalate (mPET) layer. The lamination layer has a grammage of at most 20 grams per square meter, gsm, preferably at most 15 gsm, more preferably at most 12 gsm, more preferably at most 10 gsm, more preferably at most 8 gsm, more preferably at most 6 gsm, more preferably at most 5 gsm, most preferably at most 4 gsm.
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 27/08 - 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 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
B32B 27/34 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyamides
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
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 37/18 - 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 feuilles ou de panneaux individualisés
B65D 5/02 - 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 pliant ou montant un seul flan pour former un corps tubulaire avec ou sans pliage subséquent, ou par addition d'éléments séparés, pour fermer les extrémités du corps
B65D 5/56 - Revêtements ou recouvrements intérieurs
57.
STRUCTURED AND ORIENTED FILM AND METHOD OF MANUFACTURING THEREOF
The present disclosure relates to a thermoplastic film for a release liner (1), the film comprising: a carrier layer being an oriented thermoplastic polymer layer; wherein, the carrier layer is structured to a depth of at least 5 µm; wherein, the carrier layer has a crystallinity of at least 15%.
The invention relates to a packaging bag for hygiene products (11), in particular for condoms (1), comprising a bag body (12), which has a filling volume of less than 50 ml and is formed at least by two front walls (1, 2) opposite one another, wherein the front walls are directly interconnected, at least in a first portion (5), by longitudinal sealing seams (4a) extending in the longitudinal direction (L). According to the invention, a bottom fold (7), which has bottom-fold portions (9, 10) separated by a folded edge (8), is arranged between the front walls (1, 2).
Transparent paper consisting of a coated or chemically treated kraft paper, wherein the kraft paper is formed from a bleached, low-consistency and possibly high-consistency pulp beaten with a beating degree of at least 38° SR, which is formed to an extent of at least 30%, and at most 60% of softwood pulp and to an extent of at least 35%, of hardwood pulp, and optionally further fibrous materials, 0.5 to 2.5% cationic starch, processing aids, 0.1 to 0.4% sizing agent and optionally up to 4% fillers, and wherein the kraft paper is mechanically surface-treated with further substances selected from PEG, glycerol, polyvinyl alcohol or mixtures of two or more thereof, and starch, as well as methods for producing transparent paper and forming a kraft pulp.
The invention relates to a method for producing a paper web which is suitable for and/or designed to form a layer, in particular the core layer of a laminated board, by impregnating the paper web with a resin and subsequently curing the resin, comprising:—a first paper layer (1) made of a first material (3), and—a second paper layer (2) which is connected to the first paper layer (1) over the surface thereof and which is made of a second material (4), wherein—the first material (3) of the first paper layer (1) has a higher degree of absorbency for the resin than the second material (4) of the second paper layer (2). The invention is characterized in that—the second paper layer (2) is provided with an agent (5) for increasing the absorbency for the resin.
B32B 29/00 - Produits stratifiés composés essentiellement 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
The invention relates to a protective packaging for packaging an object, wherein the protective packaging comprises a two-layer base body made of a paper material, which comprises an inner layer and an outer layer and forms an interior space that is designed to receive the object to be packaged, wherein the inner layer comprises at least one calendered surface which faces the interior space.
B65D 27/00 - Enveloppes ou réceptacles flexibles similaires essentiellement rectangulaires, pour la poste ou d'autres emplois, dont la structure ne prévoit pas un contenu en épaisseur
B65D 30/08 - Sacs, sachets ou réceptacles analogues caractérisés par le matériau utilisé à parois stratifiées ou multiples en relation de vis-à-vis, p. ex. à double paroi
The invention relates to a system for packaging an article to be shipped, wherein: the system comprises a. a primary container which is designed to accommodate the article, and b. a secondary container which is designed to accommodate the primary container when the latter has accommodated the article; the primary container comprises a primary main body having a primary opening, and a first primary adhesive element by means of which the primary opening can be sealed; the secondary container comprises a secondary main body having a secondary opening, and a first secondary adhesive element by means of which the secondary opening can be sealed; and at least one transparent part of the primary main body is made of paper having an opacity of at most 75%.
B65D 30/00 - Sacs, sachets ou réceptacles analogues
B65D 33/04 - Fenêtres ou autres ouvertures, p. ex. pour voir le contenu
B65D 65/18 - Enveloppes ou emballages souples comportant des moyens pour empêcher la lumière de passer ou la laisser passer avec zones transparentes et d'autres opaques
B65D 75/52 - Paquets comportant des objets ou matériaux partiellement ou complètement enfermés dans des bandelettes, des feuilles, des flans, des tubes ou des bandes en matériau souple mince, p. ex. dans des enveloppes pliées Détails
B65D 77/04 - Objets ou matériaux enfermés dans plusieurs réceptacles disposés les uns dans les autres
In a grease-repelling paper comprising a base paper layer as well as, on at least one side of the base paper layer, a cover layer consisting substantially of a natural or synthetic grease-repelling polymer as well as, optionally, further ingredients, such as solvents or waxes, the cover layer contains, in addition to the cover layer material selected from the natural or synthetic grease-repelling polymer, such as a polyacrylate, an acrylic/styrene copolymer or a modified and/or derivatised starch, between 15 and 50 parts by weight, in particular between 20 and 30 parts by weight of surface starch as well as, optionally, at least one further constituent, such as a polyvalent alcohol selected from sugar alcohols such as glycerol, sorbitol, polyethylene glycol and/or a substance selected from natural aluminas, aluminium oxide, kaolin or talc. The invention also relates to a method for producing such a paper.
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 disclosure relates to a mulching film (2) comprising a base material (1), wherein the base material (1) is made of mechanically and/or chemically processed cellulose fibers derived from wood, rags, grasses or other vegetable sources, wherein the mulching film (2) is partially provided with a reinforcement layer (3), which reinforcement layer (3) has a disintegration time determined in accordance with DIN EN 13432:2000-12 of between 6 months and 18 months, in particular of between 9 months to 15 months. The disclosure also relates to a use of said mulching film.
The invention relates to a method for compacting a material which comprises or consists of the combustion residue obtained from the combustion of black liquor, wherein, during the compaction process, the material has a water content of at least 0.001 wt.%, preferably at least 0.01 wt.%. The invention also relates, inter alia, to a system, the material as such and to uses of the material.
C02F 103/28 - Nature de l'eau, des eaux résiduaires ou des eaux ou boues d'égout à traiter provenant du traitement de plantes ou de parties de celles-ci provenant de l'industrie du papier ou de la cellulose
A packaging bag includes a web having a front wall, a rear wall projecting beyond the front wall on an open top bag edge, stacking openings disposed in the section of the rear wall projecting beyond the front wall, the web being formed at least in part of paper. The front wall and the rear wall have chamfered corners at a bottom bag edge opposite the top bag edge.
B65D 33/00 - Parties constitutives ou accessoires pour sacs ou sachets
B65D 30/08 - Sacs, sachets ou réceptacles analogues caractérisés par le matériau utilisé à parois stratifiées ou multiples en relation de vis-à-vis, p. ex. à double paroi
B65D 75/00 - Paquets comportant des objets ou matériaux partiellement ou complètement enfermés dans des bandelettes, des feuilles, des flans, des tubes ou des bandes en matériau souple mince, p. ex. dans des enveloppes pliées
B65D 85/62 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour objets empilésRéceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour agencements particuliers de groupes d'objets
67.
Apparatus, arrangement and method for packaging loaded goods with a paper web
The invention relates to an apparatus, arrangement and method for packaging loaded goods (2) that are palleted or arranged on a pallet (1) by winding a paper web (3) around the goods helically whilst simultaneously unwinding the paper web (3) from a paper roll (4), comprising:—a rotary device (5) for rotating the pallet (1) and the loaded goods (2) located on the pallet (1) about a pallet rotational axis (6), —a roll holder (7) with at least one holding extension (8) for rotatably holding a paper roll (4) about a roll rotational axis (9), —an output device (10) for outputting the paper web (3) unrolled from the paper roll (4) in an output direction (11) pointing towards the rotary device (5) or the loaded goods (2), and—a lifting device (12) for changing the height (13) of the output of the paper web (3) from the output device (10), a pivoting device (14) with a pivoting carrier (16) pivotable about a pivot axis (15) being provided to tilt the output direction (11) of the paper web (3).
B65B 11/04 - Enveloppement d'objets ou de quantités de matériaux sans changer leur position durant l'opération, p. ex. dans des moules avec des plieurs à charnières en faisant tourner les objets
B65B 41/16 - Alimentation des bandes à partir de rouleaux par cylindres
B65B 45/00 - Appareils ou dispositifs pour supporter ou tenir les enveloppes d'emballage pendant l'opération d'emballage
68.
METHOD FOR PRODUCING PAPER FROM WASTE WOOD, AND PAPER PRODUCED THEREFROM
The invention relates to a method for producing paper from a cellulose pulp, wherein waste wood is used as a starting material in a wood pulping method. The waste wood, selected from at least one of the classes A I, A II, and A III according to the German Waste Wood Ordinance for chipping or pulverizing, is comminuted to chips of one of the size classes including classes smaller than # 3, # 3, # 7, and # 13 according to SCAN CM 40:01; the formed waste wood chips are pre-steamed with saturated steam at temperatures between 85 °C and 120 °C at a pressure between atmospheric pressure and approximately 5 bar for a period of time between 1 and 90 minutes; the pre-steamed chips are pulped at a pressure between atmospheric pressure and 15 bar for a period of time of at least 20 minutes and are impregnated with an anionic or non-anionic organic additive in quantities ranging from 0.01 to 10 wt.% per ton of absolutely dried biomass; the chips are subsequently cooked at a pressure between atmospheric pressure and 15 bar; and the formed pulp is discharged and optionally mixed with additives such as starches, fixing agents, and/or flocculants and is subjected to a dewatering process and a subsequent drying process.
D21C 1/02 - Traitement préalable des matériaux finement divisés avant la cuisson avec l'eau ou la vapeur
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
D21C 3/22 - Autres caractéristiques des procédés de réduction en pâte
D21H 11/00 - Pâte ou papier comprenant des fibres de cellulose ou de lignocellulose uniquement d'origine naturelle
D21H 27/30 - Papier particulier non prévu ailleurs, p. ex. obtenu par des procédés multi-étapes à plusieurs jets
B65B 11/04 - Enveloppement d'objets ou de quantités de matériaux sans changer leur position durant l'opération, p. ex. dans des moules avec des plieurs à charnières en faisant tourner les objets
D21H 15/04 - Fibres crêpées, tortillées, bouclées ou torsadées
Surface sizing agents for paper and/or cardboard contain lignin and lignin sulfonates and at least one further surface-finishing substance, wherein it contains 0.1 to 50% by weight, preferably 5 to 20% by weight of a lignosulfonate source, 0.1 to 50% by weight, preferably 5 to 25% by weight of lignin, in particular kraft lignin and at least one further surface-finishing substance selected from the group of hydroxylated polymers, such as starch, PVOH, natural or synthetic hydrophobic materials, such as tall oil, tall oil soap or refined products thereof or hydrophobic materials, such as synthetic or natural waxes, styrenes, butadiene, acrylates, alkyl ketene dimer and oils thereof, such as AnKD, alkenyl succinic acid anhydride and the remainder water as a solvent and/or suspending agent, as well as processes for the production and use of the surface sizing agent.
C09D 197/00 - Compositions de revêtement à base de matériaux contenant de la lignine
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
A packaging material consisting of an unbleached kraft paper as a base paper, —the kraft paper has at least 90% primary cellulose and a grammage of between 65 g/m2 and 170 g/m2; —the primary cellulose, containing at least 80% cellulose with a length-weighted mean fiber length of between 2.0 mm and 2.9 mm, and less than 5% fillers, —the primary cellulose is cellulose beaten with high consistency, —the packaging material has a strain ratio break of >1.1, a tear length in the machine direction of >10 km, and a tear index in the cross direction of >16.0 mN·m2/g. The invention also relates to a method for manufacturing the packaging material, to a sleeve produced from the packaging material, and to a use of the packaging material.
B65H 35/02 - Délivrance d'articles à partir de machines à découper ou à perforer linéairementAppareils délivrant des articles ou des bandes, comportant des dispositifs pour couper ou perforer linéairement, p. ex. distributeurs de bande adhésive à partir de dispositifs pour fendre ou de perforatrices longitudinales ou avec ces dispositifs
74.
METHOD AND DEVICE FOR FORMING AT LEAST TWO PAPER SHEETS
The invention relates to method for forming at least two different paper sheets from a single paper tambour, comprising the following steps: - measuring at least two parameters of the sheet material (1) of the paper tambour, wherein the at least two parameters are measured in a plurality of regions (1-1, 1-2,..., 1-9) across the sheet material (1), - determining quality indicators based on the parameters using a processing unit, - storing the quality indicators in a memory along with the positional information of the corresponding regions (1-1, 1-2,...,1-9), - comparing the quality indicators with at least two predefined quality requirement profiles in a comparison unit, and selecting regions (1-1, 1-2,...,1-9), - forming at least two different paper sheets (3, 4) by cutting at least one selected region (1-1, 1-2,...,1-9) from the sheet material (1) of the paper tambour using a cutting device. The invention further relates to a device for performing this method.
B65H 35/02 - Délivrance d'articles à partir de machines à découper ou à perforer linéairementAppareils délivrant des articles ou des bandes, comportant des dispositifs pour couper ou perforer linéairement, p. ex. distributeurs de bande adhésive à partir de dispositifs pour fendre ou de perforatrices longitudinales ou avec ces dispositifs
75.
PACKAGING WEB MATERIAL, PACKAGING POUCH AND PROCESS FOR FORMING A PACKAGING POUCH
The invention relates to a packaging web material composed of a paper ply (7) having a barrier coating (10) on a first side and a print on an opposite second side, wherein the paper ply (7) has a coated surface (9) formed from a pigment coating on the first side. According to the invention, the paper ply (7) has, on the second side, an uncoated surface (11) or a coated surface formed from a pigment-free coating on which the print has been applied.
B32B 9/06 - Produits stratifiés composés essentiellement d'une substance particulière non couverte par les groupes comprenant une telle substance comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou carton
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
B31B 70/26 - Pliage des feuilles, des flans ou des bandes
B31B 70/62 - Assemblage des surfaces ou des bords opposésCollage par des adhésifs
B31B 70/81 - Formation ou fixation d’accessoires, p. ex. de dispositifs d’ouverture ou de fermeture, de cordons de déchirure
B31B 150/00 - Réceptacles flexibles fabriqués à partir de feuilles ou de flans, p. ex. à partir de tubes aplatis
B31B 155/00 - Réceptacles flexibles fabriqués à partir de bandes
B31B 160/10 - Forme des réceptacles flexibles rectangulaire et plate, c.-à-d. sans configuration particulière pour tenir compte de l’épaisseur du contenu
B65D 33/16 - Dispositifs de fermeture de l'extrémité ou de l'ouverture
B65D 33/18 - Dispositifs de fermeture de l'extrémité ou de l'ouverture utilisant des adhésifs appliqués aux parties faisant corps, p. ex. aux pattes
77.
METHOD FOR MANUFACTURING A CONTAINER AND MANUFACTURING DEVICE
This invention relates to a method for manufacturing a container made of paper, in particular a paper bag, in a manufacturing device, the method comprising the following steps: Providing paper on a roll, forming a paper tube in a tube unit of the manufacturing device, the paper tube having an open first end and an open second end and a longitudinal direction extending from the first end to the second end, folding a bottom in a bottom unit of the manufacturing device to form a closed paper tube, providing a closure flap, adhering the closure flap in an adhesive unit of the manufacturing device such that the closure flap protrudes longitudinally beyond the second end.
B31B 70/26 - Pliage des feuilles, des flans ou des bandes
B31B 70/62 - Assemblage des surfaces ou des bords opposésCollage par des adhésifs
B31B 150/00 - Réceptacles flexibles fabriqués à partir de feuilles ou de flans, p. ex. à partir de tubes aplatis
B31B 155/00 - Réceptacles flexibles fabriqués à partir de bandes
B31B 160/10 - Forme des réceptacles flexibles rectangulaire et plate, c.-à-d. sans configuration particulière pour tenir compte de l’épaisseur du contenu
B65D 33/18 - Dispositifs de fermeture de l'extrémité ou de l'ouverture utilisant des adhésifs appliqués aux parties faisant corps, p. ex. aux pattes
B65D 33/16 - Dispositifs de fermeture de l'extrémité ou de l'ouverture
The invention relates to a method for producing a base paper, in which a cellulose pulp containing substantially both softwood and hardwood components, as well as optionally additives, is subjected to a grinding step, and at least one compacting step is carried out, in which method: an optionally bleached cellulose pulp, consisting of 55 to 80 parts by weight, in particular 60 to 80 parts by weight of hardwood primary cellulose and 25 to 45 parts by weight, in particular 30 to 40 parts by weight of softwood primary cellulose, as well as up to 3 parts by weight of filler, is provided; the cellulose pulp is obtained by mixing one pulp made from hardwood and one pulp made from softwood; either each pulp that makes up the cellulose pulp is separately ground to a degree of refinement of 39 to 45 °SR according to ISO 5267-1:1999 for the pulp made from hardwood and 35 to 41 °SR according to ISO 5267-1:1999 for the pulp made from softwood, or the pulp obtained by mixing the pulp made from hardwood and the pulp made from softwood is ground to a degree of refinement of 39 to 42 °SR; the mixed pulp is subjected to dewatering; a formed sheet is calendered on at least one side; and optionally at least one impregnation is applied to at least one side. The invention also relates to a base paper produced according to the method.
The invention relates to a method for packaging an object in a paper sack which has a first open end and a second closed end opposite the first end, said ends being spaced apart from each other by a length L of the paper sack, the method comprising the following steps: arranging the paper sack on a filler neck of a filler device, inserting the object into the open end of the paper sack until the object is in contact with the closed end, inserting the object further into the paper sack, so that the second, closed end moves away from the first, open end and the length L of the paper sack increases.
B65B 7/02 - Fermeture des réceptacles ou récipients déformés par le contenu ou en prenant la forme, p. ex. sacs
B65B 39/12 - Ajutages, entonnoirs ou guides pour introduire des objets ou matériaux dans les réceptacles ou les emballages pouvant se rapprocher ou s'éloigner du réceptacle ou de l'emballage durant le remplissage
B65D 30/18 - Sacs, sachets ou réceptacles analogues caractérisés par leur forme ou leur conception à fonds à fermeture automatique
80.
METHOD FOR PRODUCING A PACKAGING ARTICLE AND A PACKAGING ARTICLE
The invention relates to a method for producing a packaging article, the method comprising the following steps: - supplying, in particular continuously supplying, a base material (1), the base material (1) being paper, in particular Kraft paper, having an stretch at break in machine direction (MD) of at least 5% according to ISO 1924-3:2005, - plastically deforming the base material (1 ) for providing a structured layer (2), wherein deforming is performed at a temperature of between 10°C and 40°C, and wherein the base material (1) during deforming has an absolute water content of between 5% and 20%, - joining the structured layer (2) on at least one side thereof with an essentially flat cover material (3), the cover material (3) being paper, in particular Kraft paper, such that a compound layer (4) is formed, - forming a packaging article (5) from the compound layer (4), said packaging article (5) having at least one interior space (6) for receiving the object to be packaged.
B31F 1/28 - Fabrication de bandes dans lesquelles le creux de chaque ondulation est perpendiculaire à l'avancement des pièces en utilisant des cylindres cannelés engrenant l'un avec l'autre combinés avec l'assemblage des bandes ondulées et des bandes plates
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
The invention relates to a method for producing a packaging material comprising at least one structured layer (1). The method has the following steps: (a) providing a base material (2), said base material (2) being paper, in particular kraft paper, and (b) plastically deforming the base material (2) using a rolling device in order to form the structured layer (1), said rolling device comprising two corrugating rollers (8) such that the structured layer (1) has a corrugated structure comprising corrugations (3) which run substantially parallel to one another. According to the invention, the base material (2) has an elongation at break in the machine direction of at least 5%, the deformation process in step (b) is carried out at a temperature between 10 °C and 40 °C, and the base material (2) has a water content between 5% and 20% during the deformation process in step (b). The invention additionally relates to such a packaging material.
B31F 1/28 - Fabrication de bandes dans lesquelles le creux de chaque ondulation est perpendiculaire à l'avancement des pièces en utilisant des cylindres cannelés engrenant l'un avec l'autre combinés avec l'assemblage des bandes ondulées et des bandes plates
B31F 1/28 - Fabrication de bandes dans lesquelles le creux de chaque ondulation est perpendiculaire à l'avancement des pièces en utilisant des cylindres cannelés engrenant l'un avec l'autre combinés avec l'assemblage des bandes ondulées et des bandes plates
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
The invention relates to a method for producing a packaging material comprising at least one relief-like structured layer (1), wherein the method comprises the following steps: (a) providing a base material (2), which base material (2) is paper, (b) plastically shaping the base material (2) by means of an embossing device to form the structured layer (1), wherein: the embossing device comprises multiple embossing sections (4) so that the structured layer (1) has multiple shaped regions (3) formed by the embossing sections; the base material (2) is paper having an elongation at break in the machine direction of at least 5% and an elongation at break in the transverse direction of at least 5%; the shaping in step (b) is carried out at a temperature between 10°C and 40°C; and the base material (2) has a water content between 5% and 9% during shaping in step b). The invention also relates to a shipping material per se.
B31F 1/28 - Fabrication de bandes dans lesquelles le creux de chaque ondulation est perpendiculaire à l'avancement des pièces en utilisant des cylindres cannelés engrenant l'un avec l'autre combinés avec l'assemblage des bandes ondulées et des bandes plates
B31B 160/10 - Forme des réceptacles flexibles rectangulaire et plate, c.-à-d. sans configuration particulière pour tenir compte de l’épaisseur du contenu
B31B 170/30 - Structure des réceptacles flexibles à parois ondulées ou plissées
84.
SIDE-GUSSETED PACKAGING BAG AND METHOD FOR PRODUCING A SIDE-GUSSETED PACKAGING BAG
The invention relates to a side-gusseted packaging bag comprising a bag body which consists of a first front wall (1a), a second front wall (1b), a first side gusset (2a), and a second side gusset (2b) and which is made of a bag film. A first leaf (6a) of the first side gusset (2a) adjoins the first front wall (1a) at a first bag corner (4a), and a second leaf (6b) of the first side gusset adjoins the second front wall (1b) at a second bag corner (4b). A third leaf (6c) of the second side gusset (2b) adjoins the second front wall (1b) at a third bag corner (4c), and a fourth leaf (6d) of the second side gusset adjoins the first front wall (1a) at a fourth bag corner (4d). The first front wall (1a) and the first leaf (6a) are connected together at the first bag corner (4a) via a longitudinal seal seam (7) in the form of a closure seam. According to the invention, the second front wall (1b) adjoins the second leaf (6b) at the second bag corner (4b) solely via a folding line (5').
B31B 70/00 - Fabrication de réceptacles flexibles, p. ex. d'enveloppes ou de sacs
B65D 30/20 - Sacs, sachets ou réceptacles analogues caractérisés par leur forme ou leur conception comportant des plis, p. ex. pour faciliter le repliage
B65D 33/00 - Parties constitutives ou accessoires pour sacs ou sachets
B29C 65/02 - Assemblage d'éléments préformésAppareils à cet effet par chauffage, avec ou sans pressage
B29C 65/00 - Assemblage d'éléments préformésAppareils à cet effet
85.
METHOD FOR SEPARATING AT LEAST ONE LIGNIN FRACTION, LIGNIN DERIVATIVES, LOW-MOLECULAR CARBOXYLIC ACIDS, INORGANIC SALT, OR A MIXTURE THEREOF FROM FILTRATES ORIGINATING FROM A KRAFT PROCESS
The invention relates to a method for separating water and at least one lignin fraction, lignin derivatives, low-molecular carboxylic acids, sodium sulfate, or a mixture thereof from filtrates originating from a black liquor of a kraft process. According to the method, the black liquor is concentrated to a solids content between 25 and 55 wt.%. In a first separation step, polymer lignin with a number average of the molecular mass distribution of >6 kDa is precipitated and filtered out by lowering the pH value of the black liquor, whereby in addition to lignin with a number average of the molecular mass distribution of >6 kDa, a first filtrate is obtained which is acidified with sulfuric acid; a formed precipitate consisting of lignin with a number average of the molecular mass distribution of <6 kDa is separated by means of filtration; and a second acid filtrate is obtained which is cooled to a temperature of less than 10 °C, whereby a fraction consisting substantially of inorganic salts is crystallized out; and the formed precipitate is filtered off, whereby a third filtrate is obtained which contains low-molecular carboxylic acid-soluble lignin and groups of the inorganic salts.
The invention relates to a paper bag comprising at least one first layer that consists of a first paper, the first layer of paper comprising a steam barrier in the form of a coating.
B65D 30/08 - Sacs, sachets ou réceptacles analogues caractérisés par le matériau utilisé à parois stratifiées ou multiples en relation de vis-à-vis, p. ex. à double paroi
B65D 65/42 - Emploi de substances enduites ou imprégnées
B65D 81/26 - 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 avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
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 27/28 - Produits stratifiés composés essentiellement de résine synthétique comprenant des copolymères de résines synthétiques non complètement couverts par les sous-groupes suivants
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
A film (1) comprising a carrier substrate (10, 110) substantially comprising an oriented and at least partially crystalline thermoplastic polymer, and a coating layer (20, 120) being an unoriented thermoplastic polymer coated on at least one side of the carrier substrate (10); wherein, the combined carrier substrate (10) and the coating layer (20) substantially consists of at least 70%, preferably at least 75%, more preferably at least 80%, more preferably at least 85%, more preferably at least 90%, most preferably at least 95% identical polymer compound, and a method for manufacturing a film, thereof.
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 27/28 - Produits stratifiés composés essentiellement de résine synthétique comprenant des copolymères de résines synthétiques non complètement couverts par les sous-groupes suivants
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
The invention relates to a mulching film, in particular for a mulching period of at least three months, the mulching film (2) comprising or consisting of a base material (1), wherein the base material (1) is made of mechanically and/or chemically processed cellulose fibers derived from wood, rags, grasses or other vegetable sources, wherein the mulching film (2) has a tensile energy absorption between 250 J/m2and 400 J/m2. The invention further relates to a use, an arrangement and a method in relation to mulching films.
The invention relates to a side gusseted bag comprising a bag body (3) having a first front wall (1a), a second front wall (1b) and two side gussets (2), wherein the side gussets (2) are arranged on longitudinal edges of the bag body (3) between the front walls (1a, 1b) and are connected to the front walls (1a, 1b) by longitudinal sealing seams (5), wherein the first front wall (1a) is formed by an inner film (10) and an outer film (11) with regions that are not connected to one another. According to the invention, the second front wall (1b) and the side gussets (2) are each formed by an inner film (10) and an outer film (11) with regions that are not connected to one another.
B65D 30/08 - Sacs, sachets ou réceptacles analogues caractérisés par le matériau utilisé à parois stratifiées ou multiples en relation de vis-à-vis, p. ex. à double paroi
B65D 30/20 - Sacs, sachets ou réceptacles analogues caractérisés par leur forme ou leur conception comportant des plis, p. ex. pour faciliter le repliage
B65D 33/00 - Parties constitutives ou accessoires pour sacs ou sachets
B65D 33/25 - RivetageAssemblage à queue-d'arondeVissageDispositifs de fermeture de l'extrémité ou de l'ouverture utilisant des boutons-pression ou des fermetures à glissières
B65D 75/58 - Dispositifs d'ouverture ou servant à retirer le contenu, ajoutés ou incorporés lors de la confection du paquet
91.
METHOD AND ARRANGEMENT FOR DETERMINING WATER-VAPOUR PERMEABILITY
The invention relates to a method for determining the water-vapour permeability of a test piece (1), wherein the determination takes place by means of a testing arrangement (2), which comprises a measuring cell (3), a drying agent (5), and the test piece (1), wherein the drying agent (5) is arranged in an interior space (4) of the measuring cell (3), wherein a test surface area (9) of the test piece (1) covers the interior space (4) of the measuring cell (4), and wherein the method comprises the following steps: (a) arranging the testing arrangement (2) in a first environmental situation at a first temperature, the first temperature being below 0°C, and leaving the testing arrangement (2) in the first environmental situation for a testing period, (b) arranging a gastightly-closable chamber (6) in the first environmental situation, (c) once the testing period has elapsed, gastightly closing the chamber (6) with the testing arrangement (2) arranged therein, (d) arranging the closed chamber (6) with the testing arrangement (2) arranged therein in a second environmental situation at a second temperature, the second temperature being at least 15°C, (e) determining the increase in mass of the testing arrangement (2) in comparison with the initial mass of the testing arrangement (2).
G01N 5/02 - Analyse des matériaux par pesage, p. ex. pesage des fines particules séparées d'un gaz ou d'un liquide en absorbant ou adsorbant les constituants d'un matériau et en déterminant la variation de poids de l'adsorbant, p. ex. en déterminant la teneur en eau
G01N 15/08 - Recherche de la perméabilité, du volume des pores ou de l'aire superficielle des matériaux poreux
92.
RELEASE LINER FOR REPOSITIONABLE ADHESIVE ARTICLES
The present invention relates to a release liner, an adhesive article comprising the same, a process for producing the release liner, and a process for decorating an object using the adhesive article. According to an embodiment, the release liner comprises a carrier substrate (10), a thermoplastic polymer layer (20) applied on one side of the carrier substrate (10), and a release layer (30) applied on the thermoplastic polymer layer (20) on the side opposite to the carrier substrate (10). The thermoplastic polymer layer (20) and the release layer (30) include a network of ridges (25), which result in elevations of the surface of the release liner on the side of the release layer. The surface on the side of the release layer (30) has a roughness at least between the ridges (25), such that it has a plurality of pits (1, 2, 3). The average number of pits (1, 2, 3) per an area of 3.4 mm2 of the plan view of the release liner surface is at least 50 as determined with a confocal 3D laser scanning microscope at a magnification of 100. The pits (1, 2, 3) extend at least to a level of 10.0 μm above the deepest point of the deepest pit (1) within said area of 3.4 mm2.
B32B 3/30 - 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 continue dont le périmètre de la section droite a une allure particulièreProduits 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 comportant des cavités ou des vides internes caractérisés par une couche comportant des retraits ou des saillies, p. ex. des gorges, des nervures
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
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
B32B 38/00 - Opérations auxiliaires liées aux procédés de stratification
A method for producing high-purity derivatized starch which to used in the manufacture of paper and cardboard, a starch raw material is subjected to at least the following steps: purification, slurrying, derivatization, gelatinization, pH adjustment, wherein a slurry of the derivatized starch obtained after the slurrying and derivatization method steps carried out in any sequence is subjected to purification, preferably at an alkaline pH and that the purified and gelatinized derivatized starch obtained after gelatinization is mixed at least once with dilute acid as well as application.
3, and a tensile strength index in the machine direction according to ISO 1924-3 of between 79 kNm/kg and 98 kNm/kg, the kraft paper optionally having a coating and/or an auxiliary element on at least one side. The kraft paper is made of a pulp having an average pulp fibre length of 2.2 mm to 2.7 mm with a minimum pulp content of at least 96% wt. %; a pore volume of the uncoated kraft paper is between 200 μl/g and 220 ml/g; in the thickness direction of the paper, there are regions of different porosities; and at least one region has pores with a pore diameter of less than or equal to 0.3 μm. The invention also relates to a paper sack.
A method for producing cellulose-fibre-based drinking straws and a drinking straw. The method comprises:
providing a cellulose material,
producing at least one aqueous suspension comprising the cellulose material and adding additives to the suspension,
homogenizing the aqueous suspension and pre-drying to obtain at least one water-containing non-woven web having a first side and a second side,
drying the water-containing non-woven web in a plurality of drying steps to form at least one paper web having a first side and a second side,
further processing the paper web or a plurality of paper webs to form a cellulose-fibre-based drinking straw.
A method for producing cellulose-fibre-based drinking straws and a drinking straw. The method comprises:
providing a cellulose material,
producing at least one aqueous suspension comprising the cellulose material and adding additives to the suspension,
homogenizing the aqueous suspension and pre-drying to obtain at least one water-containing non-woven web having a first side and a second side,
drying the water-containing non-woven web in a plurality of drying steps to form at least one paper web having a first side and a second side,
further processing the paper web or a plurality of paper webs to form a cellulose-fibre-based drinking straw.
At least the first side of the non-woven web is compressed with a line load of 80 kN/m to 500 kN/m before, during or after one of the drying steps and before the further processing to form a cellulose-fibre-based drinking straw.
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
In a grease-repelling paper comprising a base paper layer as well as, on at least one side of the base paper layer, a cover layer consisting substantially of a natural or synthetic, grease-repelling polymer as well as, optionally, further ingredients, such as solvents or waxes, the cover layer contains, in addition to the cover layer material selected from the natural or synthetic, grease-repelling polymer, such as a polyacrylate, an acrylic/styrene copolymer or a modified and/or derivatised starch, between 15 and 50 parts by weight, in particular between 20 and 30 parts by weight of surface starch as well as, optionally, at least one further constituent, such as a polyvalent alcohol selected from sugar alcohols such as glycerol, sorbitol, polyethylene glycol and/or a substance selected from natural aluminas, aluminium oxide, kaolin or talc. The invention also relates to a method for producing such a paper.
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 invention relates to a kraft paper with an elongation at break in the machine direction of at least 7.5% and an elongation at break in the transverse direction of at least 7.5%, wherein the elongation at break in the machine direction and the elongation at break in the transverse direction differ by less than 2.5%, in particular by less than 1.5%, and the bending stiffness in the machine direction and the bending stiffness in the transverse direction equal at least 50 mN. The invention additionally relates to a packaging material, to a method for producing a packaging material, and to a method for producing a kraft paper.
The invention relates to a method for waste-heat recovery comprising the following steps: providing a first process unit (10), which requires thermal energy, wherein the first process unit (10) comprises a heating burner (15, 16), which is fluidly connected to a fuel supply line (100, 101, 102) and to a combustion-air supply line (112, 113); providing a second process unit (20), in which thermal energy is generated, wherein the second process unit (20) comprises a combustion furnace (21), which is designed to burn waste materials (201) containing sulfur compounds; burning waste materials (201) containing sulfur compounds to generate hot combustion exhaust gas (210) which contains sulfur compounds; discharging the hot combustion exhaust gas (210) from the second process unit (20) and introducing the combustion exhaust gas (310) into a waste-heat recovery device (3) comprising a waste-heat exchanger (31, 32); transferring thermal energy from the combustion waste gas (310) by the waste-heat exchanger (31, 32) to a fluid which is used as an energy source in the first process unit (10), wherein a gas temperature (36, 37) of the combustion exhaust gas (311, 312) downstream of the waste-heat exchanger (31, 32) is set so as not to be below a dew-point temperature of the sulfur compounds in the combustion waste gas (311, 312).
A process for separating lignin and volatile reaction products from a black liquor derived from pulp production, lignin is demethylated in a heat treatment reactor and CH3+ ions separated out are reacted with reduced sulphur-containing components from cooking chemicals in the black liquor to form DMS a rise in pressure in the heat treatment reactor is controlled and DMS is withdrawn when a pressure of ≥15 bar to ≤40 bar, is reached in the heat treatment reactor the black liquor which is depleted in DMS is transferred to a first precipitation stage and CO2 and/or sulphur-containing reaction products are added to precipitate out a slurry containing demethylated lignin which is transferred into a second precipitation stage with at least one sulphur-containing acidifying agent, and the precipitated unrefined slurry containing demethylated lignin is discharged from the second precipitation stage; and supplied to a demethylated lignin separation step.
Transparent paper consisting of a coated or chemically treated kraft paper, wherein the kraft paper is formed from a bleached, low-consistency and possibly high-consistency pulp beaten with a beating degree of at least 38 °SR, preferably at least 43 °SR, particularly preferably at least 46 °SR, which is formed to an extent of at least 30%, preferably to an extent of at least 35%, particularly preferably to an extent of at least 40% and at most 60% of softwood pulp and to an extent of at least 35%, preferably to an extent of at least 40%, particularly preferably to an extent of at least 45% of hardwood pulp, and optionally further fibrous materials, 0.5 to 2.5% cationic starch, processing aids, 0.1 to 0.4% sizing agent and optionally up to 4% fillers, and wherein the Kraft paper is optionally mechanically surface-treated with further substances selected from PEG, glycerol, polyvinyl alcohol or mixtures of two or more thereof, and optionally starch, as well as methods for producing transparent paper and forming a kraft pulp.
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
D21H 25/04 - Traitement physique, p. ex. chauffage ou irradiation
D21H 25/14 - Réarrangement des substances appliquées, p. ex. dosage ou lissageÉlimination des matériaux en excès avec un corps essentiellement cylindrique, p. ex. rouleau ou tige le corps étant un tambour de moulage
D21H 27/06 - Parchemin végétal ou simili-parcheminPapier cristal
