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WO/2021/093093A1 |
Provided are a tissue paper or kitchen paper production method and a paper preparation method thereof, comprising the steps of primary drying, wet creping and picking, secondary drying and winding, the paper consists of 20 parts of conif...
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WO/2021/090190A1 |
A cellulosic film comprising MFC is provided, which is coated on at least one surface thereof with at least one cured barrier layer. The cured barrier layer comprises CMC which has been crosslinked with a crosslinking agent. A method for...
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WO/2021/090192A1 |
A barrier material comprising (a) at least one layer of cellulosic substrate comprising MFC, and (b) a first barrier layer arranged on at least one surface of said cellulosic substrate, is provided, as well as a method for reducing the w...
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WO/2021/090059A1 |
Methods of manufacturing a sheet or a board comprising recycled cellulose-containing materials, a binder composition comprising microfibrillated cellulose and one or more inorganic particulate material, and optionally one or more additiv...
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WO/2021/082365A1 |
Disclosed is a method for papermaking high-bulk and high-gloss double-sided coated paper. The present invention involves using a sulphate softwood pulp, a bleached sulfate hardwood pulp and an alkaline peroxide mechanical pulp with a hig...
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WO/2021/082306A1 |
The present invention relates to an ionic-liquid-based ECF bleaching protective agent for paper pulp. The present application involves pre-treating eucalyptus kraft pulp with the ionic-liquid-based bleaching protective agent, followed by...
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WO/2021/085844A1 |
An embossed wet wipe comprises a base member comprising a one-ply of natural pulp, wherein the base member has a depth of 0.5 to 1.0 mm and has an embossed pattern with a plurality of concave-convex embossments on the surface thereof. As...
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WO/2021/078651A1 |
A microfibrillated cellulose-loaded foam is indicated, comprising microfibrillated cellulose, at least one thickening agent and/or at least one adhesive biopolymer. Furthermore, a method for producing such a microfibrillated cellulose-lo...
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WO/2021/074879A1 |
The present invention relates to a microfibrillated cellulose (MFC) composition for preparation of transparent or translucent films or coatings, said composition comprising MFC at a concentration in the range of 50-99.9 wt%, and phosphor...
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WO/2021/069696A1 |
There is provided a method of producing a paper, comprising the steps of: a) providing a pulp having a Schopper-Riegler (SR) number measured according to ISO 5267-1:1999 of 25-50, which pulp comprises at least 70% by weight sulphate or s...
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WO/2021/071870A1 |
In a particular implementation, a method of pulp product manufacture includes spraying a surface enhanced pulp fiber (SEPF) coating on at least a portion of a molded pulp product, the SEPF coating comprising SEPF having a length weighted...
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WO/2021/063957A1 |
Wetlaid web, selected from the group consisting of wet-laid non-woven fabrics and paper, comprising a cellulosic fibre material in the form of viscose fibre at an amount of at least 5 % w/w, characterized in that the wetlaid web comprise...
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WO/2021/061747A1 |
A method of making a paper product can comprise making one or more sheets at least by, for each of the sheet(s), forming a web from one or more furnishes that comprise fibers dispersed in water. The fibers of the furnish(es) can comprise...
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WO/2021/061128A1 |
Disclosed is a dispersible adhesively bonded wet tissue laminate and more particularly a dispersible wet wipe comprising two or more adhesively bonded tissue plies. Generally, the wipe comprises first, and second tissue plies adhesively ...
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WO/2021/061243A1 |
A peel and stick strip for smoking papers and wraps that is non-toxic and taste neutral for manual creation of rolled plant material fit for smoking, comprising smoking paper, a food grade self adhesive strip attached to the smoking pape...
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WO/2021/059219A1 |
The invention discloses a container for the packaging of compositions comprising water water-in-oil (W/O) emulsions and/ or oil-in-water (O/W) emulsions, which container comprises a tube-formed body made from a paperboard comprising a fi...
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WO/2021/053500A1 |
The present invention is directed to a film or coating comprising a fiber material, wherein at least 60% by weight of said fiber material is microfibrillated cellulose, said film or coating also comprising at least 1% by weight of extrac...
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WO/2021/053428A1 |
A method of making a tissue basesheet includes: (a) forming a nascent web from an aqueous furnish of papermaking fiber; (b) applying an aqueous composition of nanofibrillar cellulose to a surface of the nascent web; and (c) drying the na...
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WO/2021/054274A1 |
The present invention includes a chemical modification step for chemically modifying raw material pulp to obtain chemically-modified pulp, and a refining treatment step for refining the chemically-modified pulp obtained in the chemical m...
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WO/2021/053186A1 |
The invention relates to a kraft paper having a grammage according to ISO 536 of between 60 g/m2 and 120 g/m2, in particular between 70 g/m2 and 110 g/m2, a density of between 680 kg/m3 and 720 kg/m3, and a tensile strength index in the ...
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WO/2021/049571A1 |
[Problem] To provide: sulfonated cellulose microfibers having excellent viscous properties and the like; and a method for producing sulfonated cellulose microfibers, said method being capable of efficiently producing the above-described ...
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WO/2021/044321A1 |
The present invention is directed to fluff pulp having a Kappa number in the range of from 5 to 18 and having, when in the form of a dry sheet, ISO brightness in the range of from 30 to 60% and having a specific volume in the dry defibra...
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WO/2021/040507A1 |
The invention relates to a fusion of waste paper with human ashes, thereby obtaining an artisanally produced sheet in which the cellulose of the paper and the ashes are combined. Once a series of sheets with the mentioned features is obt...
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WO/2021/038511A1 |
The invention discloses a method for producing a three dimensional molded structure from cellulose fibers, comprising the steps of: - providing a cellulose fiber material comprising cellulose pulp, said material having a solid content be...
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WO/2021/038504A1 |
The present invention relates to a method for producing a three dimensional molded structure from cellulose fibers, comprising the steps of: - providing an aqueous composition comprising cellulose pulp and at least one metal salt in a su...
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WO/2021/032384A1 |
The present invention relates to a process for preparing functionalized cellulose fibers, the process comprising the following steps: a/ preparing a composition C1 comprising water and cellulose fibers, b/ preparing a composition C2 comp...
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WO/2021/032739A1 |
The method according to the invention for producing a grass fiber-containing liquid packaging carton has the following steps, namely: - providing a pulp suspension made of at least one first and second pulp type, wherein the first pulp t...
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WO/2021/026503A1 |
A method may comprise creating a mixture comprising a raw material and a liquid, wherein the raw material comprises at least a portion of at least one of hemp, cannabis, and marijuana; separating a solid component of the mixture from a l...
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WO/2021/024025A1 |
An embodiment of the current invention provides a hopper for preparing empty fruit bunch (EFB) fibers in a paper and/or pulp production process. The hopper comprises an inlet, one or more pipes comprising holes and an outlet. The inlet o...
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WO/2021/024026A1 |
An embodiment of the current invention provides a method for preparing empty fruit bunch (EFB) fibers in a paper and/or pulp production process. The method comprises the following steps: EFB fibers are delivered and/or loaded into a hopp...
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WO/2021/020922A1 |
The present invention relates to a method for manufacturing a graphite sheet and, more specifically, can manufacture a graphite sheet with improved thermal conductivity, particularly, improved vertical thermal conductivity by using, as a...
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WO/2021/017446A1 |
Disclosed is a method for manufacturing an environmentally friendly paper pulp dust collection box of a floor cleaning robot, the method comprising: (1) manufacturing a box body, a box cover, and a filter element frame by using the same ...
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WO/2021/012617A1 |
A method for improving strength performance of waste paper pulp, sequentially comprising the following steps: mixing a deep-eutectic solvent and the waste paper pulp, and then performing washing, dehydrating treatment and papermaking tre...
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WO/2021/014206A1 |
Methods for preparing aqueous suspensions comprising microfibrillated cellulose, and optionally inorganic particulate material, with increased tensile properties, and methods for selecting a fibrous substrate comprising cellulose for pre...
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WO/2021/010278A1 |
In a process for manufacturing a wiping sheet P, only one side of a nonwoven fabric is spray-coated with purified water containing 0.75-2.00% of cellulose nanofibers in a predetermined pattern in a coated area of 10-60% of a total area o...
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WO/2021/005451A1 |
The present invention relates to a paper or paperboard substrate having barrier properties, which substrate comprises a single or multiply structure with e.g. a top ply, a middle ply and a bottom ply, wherein at least one of said top ply...
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WO/2021/005446A1 |
The invention relates to a paper or paperboard comprised of one or more plies, wherein at least one ply comprises a mixture of cellulose fibers and a strength enhancement agent selected from the group consisting of microfibrillated cellu...
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WO/2021/001751A1 |
The present invention relates to a refined cellulose fiber composition useful as a strength enhancing agent for paper and paperboard, wherein the refined cellulose fiber composition has a Schopper-Riegler (SR) number in the range of 80-9...
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WO/2021/002273A1 |
The present invention addresses the problem of providing a sheet excelling in adherence with a resin, the sheet comprising: fibrous cellulose having a fiber width of 10 μm or greater; and fine fibrous cellulose having a fiber width of 1...
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WO/2021/001779A1 |
The present invention relates to a method for manufacturing modified cellulose fibers for a moidable cellulose fiber based material, said method comprising: a) providing a chemical or semi-chemical wood pulp comprising cellulose fibers, ...
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WO/2021/002361A1 |
A paper containing cellulose nanofibers and pulp, the paper being such that: the cellulose nanofibers have carboxyl groups in an amount of 0.9-3.0 mmol/g in relation to the bone-dry weight; and when placed in an aqueous dispersion having...
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WO/2020/261170A1 |
The present invention relates to a gas barrier film for a paper or paperboard based packaging material, said gas barrier film comprising: a microfibrillated cellulose layer (MFC layer), at least one surface of which has been metallized; ...
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WO/2020/264311A1 |
The present disclosure is directed to an apparatus and method for processing lignocellulosic material. The apparatus includes a vessel having a fluid separation plate disposed therein, a fluid circulating system in fluid communication wi...
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WO/2020/261165A1 |
The invention discloses a corrugated packaging material with a low weight and high strength properties, which material can be recycled with the office paper recycling stream. The corrugated packaging material of the invention exhibits go...
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WO/2020/254994A1 |
Hornificated microfibri Mated cellulose (MFC) particles are provided, which are useful as an abrasive material in personal care products. Personal care products comprising such particles are also provided.
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WO/2020/254939A1 |
A method for the production of a fibrous product from a fibrous web, wherein the method comprises the steps of: providing a fibrous suspension comprising native microfibrillated cellulose, wherein the content of the microfibriIlated cell...
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WO/2020/248663A1 |
A cellulose-coated lithium-ion battery separator preparation method. The method is: putting slurry through pulping and papermaking, making a base, using dissolving cellulose as a coating on a surface of the base after dissolving, soaking...
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WO/2020/095254A9 |
The present invention relates to a method for dewatering a web comprising microfibrillated cellulose, wherein the method comprises the steps of: providing a suspension comprising between 50 weight-% to 100 weight-% of microfibrillated ce...
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WO/2020/246137A1 |
Provided is a method for producing softwood-derived pulp fibers for paper, the method being capable of reducing the propensity for the product surface to become rough, and capable of reducing the propensity for the tensile strength to be...
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WO/2020/244938A1 |
A pulp treating arrangement (10) comprises a pulp treating apparatus (100), which receives first pulp (150), the first pulp (150) including at least one of the following: virgin pulp (152) 5and recycled pulp (154); performs a processing ...
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