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Matches 1 - 50 out of 3,374

Document Document Title
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...  
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...  
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...  
WO/2022/049286A1
What is described is a coated paper comprising a base paper and at least three coatings applied thereto, wherein the at least three coatings, proceeding from the base paper, in this sequence, comprise a first barrier layer comprising at ...  
WO/2022/008129A1
The invention relates to a coating system and a method for coating a running web, in particular a paper or cardboard web, with a coating medium, comprising a roller and an application head for applying the coating medium onto the roller,...  
WO/2022/010959A1
The present disclosure provides methods and compositions for strengthening paper. The methods may include a step of spraying an anionic polymer onto a paper sheet to increase the strength of the paper sheet. The anionic polymer may have ...  
WO/2021/255333A1
The invention relates to a method for providing a coating layer comprising polyvinyl alcohol derivative on a paper suitable for use as a support layer of a release liner. The method comprises: providing a paper having a first side and a ...  
WO/2021/245587A1
The present invention relates to a method for producing a cellulose-based product having lipid resistance, said method comprising - providing an aqueous mixture comprising cellulose pulp, said mixture having a solid content between 0.1- ...  
WO/2021/239310A1
The invention relates to a machine and a method for coating a web-like material, in particular a paper or cardboard web, with a liquid or pasty application medium, comprising an application unit for directly or indirectly transferring th...  
WO/2021/229511A1
A laminate comprising: a gas barrier layer (I) containing a modified starch (A) having an average amylose content of 45% by mass or more and a water-soluble polymer (B); and a substrate (II) adjacent to the gas barrier layer (I), the lam...  
WO/2021/231704A1
System, devices, and method for the production of thin film composite hollow fiber membranes on a hollow fiber support structure. The system includes a comb and roller device, or comb and dual roller device, which can be used to define a...  
WO/2021/224839A1
The present invention is directed to a coated paper substrate that is particularly suitable for metallization and other nano-coatings that provide barrier properties and are applied using vacuum deposition techniques. The invention is al...  
WO/2021/214385A1
The present invention relates to the fields of fibers and uses thereof such as for producing fiber webs, such as paper, board or tissue. Specifically, the invention relates to a method of monitoring and controlling cellulolytic activity ...  
WO/2021/213710A1
The invention relates to a method for producing a cover liner and/or back liner of a gypsum plaster board comprising a central layer which is arranged between the cover liner and the back liner and which contains gypsum. A fibrous materi...  
WO/2021/209916A1
The present invention relates to a method for manufacturing a multilayer film comprising highly refined cellulose fibers, the method comprising the steps of: a) forming a first wet web by applying a first pulp suspension comprising highl...  
WO/2021/201671A1
According to the invention, in producing coloured cardboard, carbon dioxide is injected and dissolved in a mixture of pulp and at least a sulphur dye, while the mixture is pumped with a delivery pressure higher than 200 kPa out of a firs...  
WO/2021/179306A1
The present invention relates to a biodegradable oil-proof paper without a fluorocarbon compound, and a preparation method therefor. The method comprises: first pre-coating cellulose base paper with a modified starch reinforced pre-coati...  
WO/2021/175480A1
A method for applying at least one application medium to a running fibrous web using an application aggregate, which method comprises the following steps: - providing a fibrous web having a temperature below 55°C before said web enters ...  
WO/2021/170346A1
A spray applicator (1) for spraying a fluid onto a web (W) of material has a first group of spray nozzles (10A) arranged along a first axis (FA) and a second group of spray nozzles (11A) arranged along a second axis (SA). The first (FA) ...  
WO/2021/158228A1
Disclosed is a low-cost, in-line process for treating a fibrous web with a lotion. The process generally involves passing a web through a nip formed by a pair of opposed surfaces, where one of the surfaces has been treated with a lotion ...  
WO/2021/150432A1
A method for applying a multi-layer coating includes passing a substrate through a nip defined by two rolls to apply a first thickness of a first liquid coating material, applying a second liquid coating material on the first liquid coat...  
WO/2021/138393A1
A system comprising a pulper configured to (i) accept surfactant, a liquid and fiber stock and (ii) generate a foam that suspends the fiber stock, wherein the foam has a half-life; a headbox configured to receive the foam-suspended fiber...  
WO/2021/130668A1
A method for making a cellulose film comprising microfibrillated cellulose (MFC) is provided, said method comprising the step of: applying an aqueous emulsion of one or more vegetable oils to a surface of a casting substrate. Improved re...  
WO/2021/130667A1
A method is provided for coating a fibrous web, in particular a fibrous web comprising nanocellulose fibres. The method includes steps of applying a coating agent to a textured surface region of a textured substrate, applying a fibre fur...  
WO/2021/120176A1
A coating composition for producing white kraft paper, a preparation method for the coating composition, and white kraft paper prepared using the coating composition. The coating composition is composed of the following components: 40-12...  
WO/2021/106571A1
In the production process of a toilet cleaner S according to the present invention, from 0.2 to 2.0 g/m2 of cellulose nanofibers are contained in two opposite sides of the edge of one surface of a base paper sheet P that is formed of a w...  
WO/2021/104742A1
The invention relates to a system and to a method for producing a multiply coated pulp web, in particular a paperboard web or packaging web, the system comprising an application device for applying at least a first application medium and...  
WO/2021/094440A1
There is provided a method for producing a crosslinked film comprising microfibrillated cellulose (MFC), wherein the method comprises the steps of: a) applying an aqueous composition comprising a crosslinking agent to a film formed from ...  
WO/2021/081057A1
A one-ply absorbent article comprising a nonwoven first layer; a nonwoven third layer; a nonwoven second layer between the first layer and the third layer; and wherein the one-ply absorbent article has a first absorbency measure at a fir...  
WO/2021/037612A1
The invention relates to a method for forming a shape on the surface of paper, wherein a paper web (12), in order to coat the surface with a surface application (36, 38), is coated, dried, and finally rolled on a roll for further use. In...  
WO/2021/006798A1
A method for the manufacturing of cellulose dissolving pulp from virgin wood cellulose and crude recycled textile cellulosic material by charging recycled textile material to a brownstock washing step, an oxidative alkaline pulp bleachin...  
WO/2020/233849A1
The invention relates to an applicator unit for coating a moving fibrous material web with a liquid or pasty application medium, comprising a dosing device for applying the application medium to an application surface in a dosing point a...  
WO/2020/236312A1
Paper treating compositions and methods of using the same are disclosed herein. The paper treating compositions of the present disclosure may include a strength agent and a surfactant or a sizing agent and a surfactant. The compositions ...  
WO/2020/207727A1
The present invention relates to a method for depositing, on a substrate, a composition of cellulosic fibers, comprising the following steps: / preparing an aqueous suspension SA comprising at least cellulosic fibers, 2/ spraying, at a p...  
WO/2020/205907A1
Methods for making paper with improved strength and methods for improving paper strength, using a metal chelate and an organic polymer, and improved strength paper made through these processes.  
WO/2020/203721A1
The present invention addresses the problem of providing a method for manufacturing a paper-making barrier substrate in which the stability and continuous operability of a coating solution are satisfactory. Provided as a solution is a me...  
WO/2020/203616A1
The present invention addresses the problem of providing a method for manufacturing a paper-making barrier substrate in which an occurrence of coating unevenness in wet-on-wet coating with a curtain coating method is suppressed. As a sol...  
WO/2020/198516A1
Methods of making a paper product can comprise forming a substrate from a first furnish that comprises a plurality of pulp fibers, at least partially dewatering the substrate, treating a second furnish that comprises a plurality of surfa...  
WO/2020/160603A1
The invention relates to a method of making a paper product 10, 10.01 to 10.14, wherein the method includes the step of adding natural reinforcing material (31, 31.1, 51, 51.1, 61, 61.1, 71, 71.1) to one of: a) a layer of pulp as it exit...  
WO/2020/157609A1
The invention discloses a paperboard comprising a base ply, a top ply, and an intermediate layer disposed in-between the at least one base ply and the top ply. The intermediate layer comprises pigment and microfibrillated cellulose (MFC)...  
WO/2020/128144A1
The present invention provides a process for producing paper or board, comprising slushing a stock of dried fibres in a slushing system comprising a pulper, and/or feeding a stock of never-dried fibres in a fiber line of an integrated pa...  
WO/2020/112910A1
A fibrous structure having at least two layers is disclosed. Each of the at least two layers has a mixture of structural fibers selected from the group consisting of softwood fibers, non-wood fibers, natural non-cellulosic fibers, man-ma...  
WO/2020/109179A1
There is provided a method of coating a paper substrate using a multi-slot curtain coater, wherein a water-based composition comprising a polymer is fed through a first slot and a water-based composition comprising silicone is fed throug...  
WO/2020/100097A1
The present invention relates to a method for hydrophobizing a cellulose substrate (1), which comprising a first side and a second side, which faces away from the first side, the method comprising the steps of: -drying the cellulose subs...  
WO/2020/100101A1
The present invention relates to a method for hydrophobizing a cellulose substrate, which comprises a first side and a second side, which faces away from the first side, wherein the method comprising the steps of: -drying the cellulose s...  
WO/2020/095154A1
The present invention provides a book paper suitable for both inkjet and offset printing. The inventive printing paper comprises a base substrate with a grammage of below 100 gsm comprising at least 50 wt% mechanical cellulosic pulp fibe...  
WO/2020/089195A1
The present invention relates to a method for producing a modified lignocellulosic pulp having improved wet-strength properties and a modified lignocellulosic pulp obtainable by the method.  
WO/2020/071659A1
The present invention relates to a hot-press gas grafting hydrophobization apparatus, and heat- and water-resistant paper and oil-absorbing paper manufactured using same. The apparatus of the present invention provides a non-permeable dr...  
WO/2020/037549A1
Aramid fiber far-infrared emitting paper and a preparation method therefor. Para-aramid chopped fibers and para-aramid pulp fibers are used as paper-based functional materials, which have the excellent characteristics of high specific st...  
WO/2020/020626A1
Method and device for the application of starch on a moving fiber web, especially on a packaging paper web like a testliner or a corrugated medium web, where first starch is applied to a first roll and/or a second roll and the fiber web ...  

Matches 1 - 50 out of 3,374