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WO/2024/084378A1 |
An apparatus for generating a biodegradable material comprises: a first unit for receiving a first material, the first unit comprises a fiber catcher for catching a portion of fibers in the first material; a second unit for engaging the ...
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WO/2024/056232A1 |
The invention relates to a method for producing a wet-laid non-woven fabric web, comprising the following steps: providing a first suspension with natural pulp fibres in a first tank (14), providing a second suspension with regenerated c...
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WO/2024/037055A1 |
Provided in the present invention is a leather release paper production apparatus, for use in producing a leather release paper. The leather release paper production apparatus comprises a female embossing roller, a first coating roller a...
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WO/2024/023681A1 |
The present invention relates to a flexible wall covering with virucidal coating, preferably wallpaper, comprising: a substrate layer of carrier material, the substrate layer comprising and preferably being a nonwoven, and the substrate ...
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WO/2024/023105A1 |
Novel environmentally friendly, wet strength improved fibrous non-woven fabrics, optionally paper, impregnated with a mixture comprising a silicon component, further comprising water and/or an alcohol and/or a surfactant and a catalyst. ...
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WO/2024/013431A1 |
A method for controlling paper making includes monitoring (302) a surface level of a fibrous suspension in a storage, and identifying (303) that the surface level has decreased so that at least one emptying criterion is met and thereafte...
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WO/2023/238091A1 |
A method of producing a microfibrillated cellulose, MFC, film from an MFC dispersion, comprises subjecting a wet MFC film on a support to at least one drying step to form a dry MFC film (F'), measuring at least one parameter indicative o...
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WO/2023/238093A1 |
A method of producing a microfibrillated cellulose, MFC, film from an MFC dispersion, comprises subjecting a wet MFC film (F) on a support to at least one drying step to form a dry MFC film (F'), measuring at least one parameter indicati...
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WO/2023/230395A1 |
A continuous papermaking machine including a headbox for discharging a suspension of cellulose fibers in water, a forming wire moving in a process direction, the forming wire receiving the suspension from the headbox such that a web is f...
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WO/2023/229073A1 |
The present invention relates to: coated paper comprising a chitosan coating layer; a method for manufacturing same; and a use thereof, wherein the coated paper has a chitosan coating layer formed on seaweed paper and plant paper, and th...
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WO/2023/222299A1 |
The invention relates to a device and method for dosing or levelling a liquid or pasty application medium onto a moving surface, said device comprising a dosing element for contacting the application medium in a contact zone, and a press...
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WO/2023/209622A1 |
The present invention relates to a modified pulp with a moisture content of less than 15% and a certain content of microfibrils and pre-fibrillated fibres. The modified pulp can, after suspension, be used either directly or be subjected ...
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WO/2023/186562A1 |
In a method for producing a multi-ply fibrous material web, in particular a multi-ply liner web, by means of a paper machine, at least one ply, preferably at least two plies, of the multi-ply fibrous material web to be produced is/are fo...
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WO/2023/192912A1 |
The disclosure provides methods and compositions for coating substrates. A method of coating a substrate may include applying a formulation having a metal cation to a surface of the substrate to form a treated substrate, adding a solutio...
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WO/2023/169740A1 |
The invention relates to an application unit for applying a liquid or pasty coating medium onto a running surface, in particular onto a running transfer roller, in a machine for producing or processing a fibrous web, said application uni...
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WO/2023/169762A1 |
The invention relates to an application unit and to a method for coating a moving fibrous web with a fluid or pasty application medium, comprising a metering device for applying the application medium onto an upper face of an application...
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WO/2023/169763A1 |
The invention relates to an application unit and to a method for coating a running fibrous web with a fluid or pasty application medium, comprising a metering device for applying the application medium onto an application surface at a me...
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WO/2023/169741A1 |
The invention relates to an application nozzle, to an application unit, and to a method for applying a liquid or pasty coating medium onto a running surface, in particular onto a running surface in a machine for producing or processing a...
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WO/2023/153989A1 |
The present disclosure relates a cost-effective manufacturing method of barrier-based paperboard and paper webs which are recyclable and repulpable and which embody heat-sealing properties and blocking resistance. To incorporate said pro...
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WO/2023/137301A1 |
Methods for manufacturing sized paper products are provided. An exemplary method includes producing a foam of water, air, a foaming agent, and a sizing agent. Further, the exemplary method includes applying the foam to a web and processi...
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WO/2023/130058A1 |
A method for preparation of a starch-promoted alkyl ketene dimer (AKD) sizing emulsion is provided. The inventive method comprises adding a sizing promoter comprising high-charge cationic starch and polyaluminum chloride (PAC) to a stabi...
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WO/2023/111402A1 |
The invention relates to a treatment system and its use in manufacture of paper, board or the like, from recycled cellulosic fibres. The treatment system comprises, as separate components, a cationic polymeric component having a charge d...
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WO/2023/080372A1 |
The present invention relates to: coated paper comprising a chitosan coating layer; a manufacturing method therefor; and a use thereof, wherein the coated paper not only improves the mechanical strength and water repellency of paper by f...
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WO/2023/073288A1 |
The invention relates to a process to modify polymers on-site the main process site.The process comprises on-site the main process site a receiving section (11 ) configured to receive an adduct solution as an interim polymer product for ...
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WO/2023/068720A1 |
Embodiments of the present disclosure relate to a filter for cigarettes and a method of preparing the filter, and include a paper filter for cigarettes using paper and a cigarette including the paper filter. The filter for cigarettes pro...
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WO/2023/062557A1 |
The present invention relates to a method for manufacturing a multiply paperboard, comprising forming a first web on a first wire, a second web on a second wire and a third web on a third wire. The second web comprises a delamination web...
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WO/2023/041236A1 |
The invention relates to a method for coating a printed material web (1), in which method, in the order specified, the material web (1) is drawn off a supply roll (2), and, first, a first resin coating is applied onto one side in a first...
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WO/2023/033793A1 |
A method and system are disclosed for actively cooling a fluid, particularly a foamed fluid. The foamed fluid may comprise a foamed suspension of fibers that is used to form a web. The foamed suspension of fibers is fed around a recircul...
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WO/2023/031667A1 |
A method of increasing paper strength is provided. The method includes adding a lignin-based compound to a pulp slurry; and adding a cationic polymer to the pulp slurry. When added to a pulp slurry, the combination of a lignin-based comp...
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WO/2023/025463A1 |
The present invention relates to a machine for producing and/or treating a fibre web, in particular a containerboard web, with a pre-dryer portion, wherein an upper-side application unit for applying a glue to the upper side of the fibre...
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WO/2022/240828A1 |
A coated paperboard container includes a precursor paperboard substrate that includes a paperboard substrate and a barrier coating on the paperboard substrate. The coated paperboard container also includes an aqueous barrier coating on a...
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WO/2022/226192A1 |
A method for reducing a porosity of a surface of a paperboard substrate includes the step of applying a solution to a surface of the paperboard substrate. The solution includes a Brønsted acid such as, for example, zinc chloride
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WO/2022/217870A1 |
The present invention relates to a cigarette paper making technology, and aims to providing a preparation method for heat-not-burn cigarette paper containing a boron nitride heat-conducting filler. According to the present invention, the...
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WO/2022/208160A1 |
Methods of making a paper or board product comprising a top ply slurry comprising microfibrillated cellulose and, optionally, one or more inorganic particulate material, applied to a forming web of paper through an applicator comprising ...
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WO/2022/208159A1 |
The present invention is directed to products, such as paper and paperboard products, comprising a substrate containing a recycled cellulose-containing material and top ply comprising one or more inorganic particulate material; to method...
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WO/2022/199716A1 |
The present invention relates to the field of papermaking, particularly to a cellulose water resistant paper and a preparation method therefor. In the present invention, a cellulose paper is treated for 10 seconds to 72 hours by using a ...
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WO/2022/189958A1 |
The present invention relates to a method for manufacturing a barrier film comprising highly refined cellulose, said method comprising: a) providing a highly refined cellulose pulp suspension comprising highly refined cellulose pulp havi...
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WO/2022/180536A1 |
A method of casting an MFC film on a substrate (52) comprises providing an MFC dispersion having a solids content of 2,5-25 % by weight, and a viscosity above 4 Pas at a shear rate of 20 s-1; exposing the MFC dispersion to a first sheari...
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WO/2022/180307A1 |
According to an example aspect of the present invention, there is provided a method comprising: providing a web comprising fibrous material; applying a first binder composition in the form of a foamed composition onto the web; and subseq...
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WO/2022/180535A1 |
A device (4) for applying a viscous liquid, in particular an MFC dispersion, onto a moving substrate (52) comprises an inlet (72, 73a-73f) for the viscous liquid, a casting chamber (61a, 61b), a lower portion of which being open to the s...
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WO/2022/179177A1 |
An inline printing-based eco-friendly holographic laser positioning packaging material and a manufacturing method therefor. The packaging material comprises base paper; a biodegradable material layer is provided on the surface of the bas...
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WO/2022/180299A1 |
The invention relates to a production line for producing a fiber web (W), which production line (200) comprises a forming section (210) comprising at least one headbox (M10; M20; M30) and a forming unit (220) comprising at least one wire...
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WO/2022/167437A1 |
There is provided a method of producing a paper on a paper machine, comprising the steps of: a) providing a pulp, such as a mixture of hardwood pulp and softwood pulp; b) adding cationic glyoxylated polyacrylamide (G-PAM) to the pulp; c)...
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WO/2022/144692A1 |
Methods and apparatuses for roll coating are provided. The roll coating system (100) includes a coating roll (110) having a deformable inner layer (12) with a surface thereof covered by a deformable outer layer (14), the inner layer bein...
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WO/2022/125696A1 |
A paperboard structure includes a paperboard substrate having a first surface and an opposed second surface. A biopolymer coating is applied by extrusion or co-extrusion to at least one of the first surface and the second surface. The bi...
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WO/2022/108512A1 |
A method for determining a property of a fiber suspension comprises obtaining a sample and diluting the sample by a first dilution, thereby providing a diluted sample, while retaining essentially all of the sample, and mixing the diluted...
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WO/2022/099900A1 |
A non-lip-sticking tipping paper, a preparation method therefor and the use thereof in filter tips of cigarettes and tobacco. The non-lip-sticking tipping paper comprises raw paper, a color layer and a surface coating, wherein the color ...
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WO/2022/063467A1 |
The invention relates to a roll and production method for a machine for producing or processing a fibrous web, comprising a roll core and a roll covering attached thereto, which covering comprises at least one layer of a rubber-elastic m...
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WO/2022/063456A1 |
The invention relates to a machine for producing and/or handling a corrugated board raw paper web, in particular a testliner web or a CM or corrugated web on the basis of recycled paper or a kraftliner web on the basis of short fibers, s...
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WO/2022/053869A1 |
Method of making a filler composition comprising microfibrillated cellulose and one or more microporous inorganic particulate material and methods of making papermaking furnishes and paper products comprising microfibrillated cellulose a...
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