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WO/2021/094437A1 |
The presently claimed invention relates to an aqueous composition to improve barrier properties. Particularly, the presently claimed invention relates to a polymer -based grease resistant aqueous compositions for coating paper and paper ...
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WO/2021/094439A1 |
There is provided a method of producing a sheet having a density of 0.6-1.3 g/cm3 measured according to ISO 534:2011, the sheet comprising chemically modified cellulose fibres, wherein the method comprises: a. providing chemically modifi...
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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/2021/089778A1 |
This invention relates to a compostable cellulose-based paper having an oxygen transmission rate of less than 10 cm3/(m2 day), when determined at 23°C and 50% relative humidity, the compostable cellulose-based paper comprising a continu...
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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/2021/092363A1 |
Creping adhesives and processes for making and using same. In some embodiments, the creping adhesive can include a solvent, a modified polyvinyl alcohol, and a crosslinked resin. The crosslinked resin can include polyamidoamine backbones...
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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/2021/085827A1 |
According to one embodiment of the present invention, provided is a tipping paper for a smoking article, comprising a fragrance carrier composed of a fragrance material and a carrier material encapsulating the fragrance material, wherein...
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WO/2021/067355A1 |
Apparatus, systems, and methods for making insulated paper products are disclosed.
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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/2021/060073A1 |
This paper strength enhancer comprises an amphoteric (meth)acrylamide polymer (A1) and an amphoteric (meth)acrylamide polymer (A2). The constituent monomers of the amphoteric (meth)acrylamide polymer (A1) and the amphoteric (meth)acrylam...
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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/2021/061602A1 |
An uncoated nonwoven fibrous mat having a reduced air porosity is disclosed comprising a first plurality of fibers having a length between about 10 mm and 20 mm and an average diameter between about 9 µm and 15 µm; a second plurality o...
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WO/2021/055701A1 |
A layer structure includes a substrate, a clay coating applied to the substrate, and a high performance coating applied to the clay coating, the high performance coating is configured to be thermally stable when subject to heating in eit...
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WO/2021/054312A1 |
The present invention addresses the problem of providing granules which have excellent fluidity, while containing composite fibers that are composed of fibers and inorganic particles. The present invention provides granules which conta...
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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/2021/049274A1 |
The objective of the present invention is to provide a mat material wherefrom scattering of inorganic fibers can be prevented, and wherein the surface pressure during use does not drop readily. A mat agent according to the present invent...
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WO/2021/047908A1 |
The invention relates to a casting material consisting of or comprising an organic binder, the organic binder being or comprising a wax, and a filler mixture, the filler mixture comprising or consisting of a mineral filler and a fibrous ...
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WO/2021/044010A1 |
The present invention relates to a resin binder composition, a filter medium comprising the resin binder composition as well as related methods and uses.
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WO/2021/045198A1 |
The present invention addresses the problem of providing a composite fiber in which the surfaces of cellulose fibers are firmly covered with numerous inorganic particles. In the present invention, (D50-D10)/D50 calculated from particle...
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WO/2021/037033A1 |
Disclosed in the present invention is a method for solid waste modification of papermaking sludge after incineration to be used as a papermaking filler. The papermaking sludge mainly comprises the following types: deinking sludge, sludge...
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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/2021/030850A1 |
The invention relates to a method for producing transfer paper for dye sublimation printing processes, a transfer paper for dye sublimation printing processes and a method for printing on textiles. The method for producing transfer paper...
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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/2021/029351A1 |
The present invention addresses the problem of providing paper which is effectively suppressed in strike through during printing, while having excellent strength. The present invention provides paper filled with light calcium carbonate...
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WO/2021/024703A1 |
A powdery paper-strengthening agent which comprises an amphoteric (meth)acrylamide-based polymer (A) having a weight-average molecular weight of 1,000,000-7,000,000, wherein the amphoteric (meth)acrylamide-based polymer (A) is a polymer ...
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WO/2021/023601A1 |
The invention mainly concerns a fibrous substrate obtained by a wet process, resistant to crumpling and to dirt, in particular of the banknote type, characterised in that it comprises, by weight, at least: - 40% to 96% by dry weight of f...
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WO/2021/021319A1 |
A paperboard structure including a paperboard substrate having a first major side and a second major side opposed from the first major side, and a coating layer on the first major side, the coating layer includes a polymer and talc, wher...
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WO/2021/019468A1 |
The present invention describes methods of treating cellulosic materials with a composition comprising hemicellulose and/or lignin and sucrose fatty acid esters to modify barrier functions of such materials. The methods as disclosed use ...
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WO/2021/019220A1 |
The use of a sol comprising a solvent, an alkoxide and a catalyst to prepare a water impermeable product is provided. Also provided is a water impermeable fibre-based product prepared using a sol. Further provided is a sol comprising a s...
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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/2021/018347A1 |
The invention relates to a method for producing a wet-running friction paper and to a wet-running paper which contains at least one fibre fraction consisting of at least one type of fibre, a fraction of at least one filler, and a fractio...
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WO/2021/018751A1 |
The use of a GH8 xylanase in the treating of pulp for preparing paper materials, such as printing and writing paper, tissue and towel, newsprint, carton board, containerboard and packaging papers.
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WO/2021/019467A1 |
The present disclosure describes methods of treating cellulosic materials with barrier coating compositions that allow for modifications of surfaces, including making such surfaces exhibit barrier functions such as oil and grease resista...
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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/2021/009114A1 |
A process for producing surface modified bleached chemical pulp fiber comprising fluidizing the bleached chemical pulp fiber and contacting the fluidized bleached chemical pulp fiber with an aerosol of a surface modifying composition com...
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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/2021/001276A1 |
A method for producing a cellulose product (1) from an air-formed cellulose blank structure (2), wherein the method comprises the steps; providing an air-formed cellulose blank structure (2), wherein the cellulose blank structure (2) is ...
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WO/2021/001602A1 |
A method for manufacture of paper or board, in which method an inverted solution of cationic polymer is added to the fiber suspension for providing retention enhancement without over-flocculating fiber stock and destruction sheet formati...
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WO/2020/260779A1 |
The present invention concerns a method for manufacturing a sheet of paper or cardboard, according to which, before forming said sheet, at least one N-vinylformamide polymer that is partially hydrolysed in the form of an inverse emulsion...
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WO/2020/261246A1 |
The present disclosure describes methods of treating cellulosic materials with compositions that allow greater retention of inorganic particles on cellulosic substrates. The methods as disclosed provide combining saccharide fatty acid es...
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WO/2020/260760A1 |
The present invention relates to a water-soluble polymeric structure, which is obtainable by polymerisation of a non-ionic monomer, such as (meth)acrylamide, and at least a charged first monomer in a polymerisation medium comprising at l...
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WO/2020/260323A1 |
There is provided a method comprising the steps of: a) pretreating cellulose fibres so as to obtain pretreated cellulose fibres; and b) polymerizing monomers on the pretreated cellulose fibres so as to obtain cellulose fibres coated with...
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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/2020/250111A1 |
A wrapper used in smoking articles. The wrapper has a low grease penetration or visual spotting and may be utilized with an aerosol generating substrate. The aerosol generating article (10) includes an aerosol generating substrate (12) c...
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