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WO/2019/158616A1 |
The invention relates to novel methods for processing lignocellulosic material. More specifically, the invention proves an integrated approach for processing cellulose to obtain paper and pulp and valorizing lignin to obtain value-added ...
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WO/2019/141140A1 |
The present invention discloses a micro-nano lignocellulose, a preparation method thereof and an application thereof. The micro-nano lignocellulose comprises a lignin structure, in which the lignin is combined with cellulose in the form ...
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WO/2019/143802A1 |
The present invention includes a method for dissolving cellulose comprising dissolving cellulose in an ionic liquid and a co-solvent, wherein the ionic liquid is an imidazolium-based ionic liquid with, e.g., a halide or acetate as the an...
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WO/2019/130701A1 |
The present invention provides a cellulose powder and the like which have an average cellulose particle size of 45 μm or less. Over 40 mass% of the particles with respect to the total amount of the powder pass through a sieve having ope...
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WO/2019/081246A1 |
A solution comprising a) a polysaccharide b) a quaternary ammonium compound of formula (I) wherein R1 to R4 independently from each other represent organic groups with 1 to 20 carbon atoms and X- represents an anion with a carboxylate gr...
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WO/2019/072386A1 |
The invention relates to novel methods for processing lignocellulosic material. More specifically, the invention proves an integrated approach for processing cellulose to obtain paper and pulp and valorizing lignin to obtain value-added ...
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WO/2019/068918A1 |
The invention relates to novel methods for processing lignocellulosic material. More specifically, the invention proves an integrated approach for processing cellulose to obtain paper and pulp and valorizing lignin to obtain value-added ...
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WO/2019/063647A1 |
The present invention concerns a material, based on fibrillar, elongated, or disk-like colloidal particles, that has a high scattering efficiency, a method that is suitable for preparing such a material, and the use of such a material. T...
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WO/2019/018916A1 |
The present invention relates to a novel process for bleaching babassu, preferably from the species Orbignya phalerata. In the process of the present invention, the temperature is controlled and a defoamer is added, and also only water i...
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WO/2018/231052A1 |
The invention relates to a process for obtaining cellulose or a cellulose- containing substance from plant material, the process comprising - providing mashed plant material having a water content of at least 10 wt.% then - subjecting th...
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WO/2018/219638A1 |
A process for the production of a non-derivatized nanocellulose material from a cellulosic fibrous material, comprising the steps of providing a suspension of cellulosic fibrous material in a continuous phase of a non-aqueous process liq...
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WO/2018/213117A1 |
Techniques for chemically recycling cellulose waste such as cotton are disclosed herein. In one embodiment, a method includes hydrolyzing a cotton waste and dissolving cellulose in the hydrolyzed cotton waste in an aqueous solution conta...
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WO/2018/203835A1 |
According to the present disclosure, a method of reversibly dissolving cellulose in an organic solvent is provided. The method includes mixing a solution comprising dimethyl sulfoxide and cellulose with an organic base in the presence of...
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WO/2018/197756A1 |
The present invention relates to a process for treating textile-based materials, typically textile-based waste-materials, to prepare them for further use. The treatment includes two or more chemical and/or enzymatic treatment steps, incl...
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WO/2018/191774A1 |
A method for producing a fibrillated cellulose material, including the steps of: (a) forming a swelling agent comprising at least one inorganic salt (or hydrate thereof) as a free solid, optionally in a liquid medium, in a fluidised stat...
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WO/2018/186222A1 |
The present invention addresses the problem of providing porous cellulose beads with little nonspecific adsorption having pore characteristics that achieve a good transmission observation image and a high adsorption level by a simple met...
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WO/2018/169479A1 |
The present invention is directed to a cellulosic fibre composition comprising regenerated cellulose and one or more additives, wherein a) the cellulosic fibre composition is produced by injecting an aqueous alkaline spindope solution or...
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WO/2018/168620A1 |
A modified pulp production method includes a dewatering/washing step for performing a dewatering/washing treatment on the modified pulp, wherein: a plurality of rounds of the dewatering/washing treatment of the modified pulp are performe...
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WO/2018/159473A1 |
[Problem] To provide a method for manufacturing a cellulose microfiber and a cellulose microfiber that address the problem of the cellulose microfiber obtained becoming yellow. [Solution] In the method for manufacturing a cellulose micro...
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WO/2018/126959A1 |
The present invention relates to the field of cellulose nanocrystals, and specifically relates to a cellulose type II nanocrystalline particle and a manufacturing method and application therefor. The crystallinity of the cellulose type I...
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WO/2018/123959A1 |
The present invention pertains to a method for producing a cellulose-containing powder having a cellulose type-I crystallinity index of at least -20% and less than 50%, the method comprising a step in which 0.1-100 parts by mass of one o...
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WO/2018/115428A1 |
The present invention relates to a method of pulping cotton-based raw material for producing dissolving pulp. More specifically, the invention relates to a process for producing dissolving pulp under alkaline conditions in combination wi...
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WO/2018/085916A1 |
A solid polymer electrolyte for a battery is disclosed. The solid polymer electrolyte includes a polymer capable of solvating a lithium salt, a lithium salt, and nanocellulose in the form of nanofibers or nanocrystals onto which are graf...
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WO/2018/012751A1 |
The present invention relates to a method for preparing cellulose ethers, comprising the following steps of: (1) reacting cellulose with an alkalizing agent to obtain an alkalized cellulose; (2) etherifying the alkalized cellulose to obt...
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WO/2018/002403A1 |
The invention relates to mixtures of salts for dissolving cellulose. More specifically, the invention relates to a composition based on a eutectic mixture of imidazolium salts and natural biopolymers, in particular cellulose, to the prod...
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WO/2018/002445A2 |
Methods for manufacturing, re-activating and using compositions comprising fibrillated parenchymal cellulose and activator are provided. The activator has a low molecular weight and is used to facilitate reactivation.
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WO/2017/222084A1 |
A production method for a product derived from a plant-based biomass that includes: a processing step (1) for separating a hemicellulose from a plant-based biomass; and a processing step (2) for mixing the solid component obtained from p...
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WO/2017/192476A1 |
The present invention provides a pulp product (e.g., paper) comprising cellulose and nanocellulose, wherein the nanocellulose is derived from the cellulose in a mechanical and/or chemical step that is separate from the main pulping proce...
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WO/2017/178532A1 |
The present invention relates to a process for forming cellulose fibers or film from dissolved cellulose. The process comprises the steps of: dissolving cellulose in an aqueous coagulation sodium salt solution to provide a cellulose spin...
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WO/2017/178531A1 |
The present invention describes a method for the production of a spinning dope composition, said method comprising a homogenization involving vigorous mixing of a cellulosic pulp material in alkali solution, vigorous mixing implying supp...
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WO/2017/171317A1 |
The present invention relates to: a method for preparing a non-acid-treated eco-friendly cellulose nanocrystal; and a cellulose nanocrystal prepared thereby. According to the present invention, the method for preparing a non-acid-treated...
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WO/2017/159823A1 |
Provided is a method for producing fine cellulose fibers which are nano-sized, which have a high crystallinity degree, and which are less vulnerable to fiber shape damage, by impregnating cellulose with a defibrillation solution to defib...
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WO/2017/144829A1 |
The field of this invention is that of recycling sugars from the by-products of the paper and cellulose industries and lignocellulosic biorefineries. The aim of the invention is to facilitate extraction and purification of sugars contain...
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WO/2017/145904A1 |
Provided is a carboxymethyl cellulose or a salt thereof, wherein, when the carboxymethyl cellulose or a salt thereof is used as a binder for an electrode of a non-aqueous electrolyte secondary battery, defects, such as pinholes, on the s...
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WO/2017/135816A1 |
The invention relates to a method for regenerating cellulose fibers from cotton-containing textile, wherein the degree of polymerization (DP) of cellulose in cotton is reduced by using a DP decreasing agent, which is an endo-cellulase of...
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WO/2017/117503A1 |
The present invention is directed to the production of a biopolymer, which may be applied both as an additive in the papermaking process, aiming at improving the physical and mechanical properties thereof in the process for producing cel...
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WO/2017/103329A1 |
The present invention provides a method for producing parenchymal cell cellulose by using a high consistency alkali treatment and an optional refinement step, as well as an apparatus for its manufacture.
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WO/2017/089413A1 |
The present disclosure relates to the environmentally preparation of nanocellulose and derivatives thereof. The invention further relates to the preparation of cellulose derivatives.
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WO/2017/091781A1 |
Methods and compositions are provided for ionic liquid processing of biomass.
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WO/2017/070720A1 |
The invention relates to a high-concentration mixer (1) for producing a suspension (2), comprising a stationary container (3) and an agitator (8) arranged along the container axis (7), which agitator is connected to a motor via a flange ...
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WO/2017/075361A1 |
A method is provided for the post-treatment of nanoporous celluloses with an eye to scale up to plant operation wherein recycling and recovery of reagents is crucial in the efficient and cost effective operation of a full-scale plant. Th...
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WO/2017/058057A1 |
The invention relates to the production technology of cellulose products with improved characteristics and enhanced reactivity, and can be used in chemical processing of cellulose, including processing of batches already made, for produc...
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WO/2017/042804A1 |
The present invention provides, inter alia, a method for combined preparation of saccharides, alcohols (biofuel) and biodiesel using a composition comprising interior hydrophobic or hydrophilic medium encapsulated by a layer comprising c...
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WO/2017/024367A1 |
The present invention relates to a lignocellulosic biomass pre-treatment method, preferably for sugar cane bagasse, from protic ionic liquids, in order to produce sugars via enzymatic hydrolysis in second generation production of ethanol...
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WO/2017/016923A1 |
The invention relates to a new method for transforming feedstock comprising at least one sugar into 5-(hydroxymethyl)furfural, in which method the feedstock is brought into contact with one or more organic catalysts in the presence of at...
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WO/2016/196983A1 |
A cellulose nanofibrils production method comprising the steps of: identifying a desired level of cellulose nanofibrils pulp purity, partially refining pulp to produce a cellulose nanofibrils pulp purity between 5% and 15% less than the ...
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WO/2016/193542A1 |
According to an example aspect of the present invention, there is provided a method of improving the reactivity and processability of cellulose in order to utilize cheap and easily available raw material and obtain excellent performance ...
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WO/2016/188446A1 |
The invention provides a crosslinked polymer, a hydrogel, a water-based fracturing fluid comprising the same, and methods of making and using thereof. The crosslinked polymer of the invention is represented by formula (I), wherein *denot...
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WO/2016/182867A1 |
A method of producing bleached microcrystalline cellulose which method comprises neutralizing or alkalizing an acidic microcrystalline production reaction mixture slurry, typically produced by acid hydrolysis or by electronic beam irradi...
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WO/2016/170781A1 |
A composition that efficiently produces cellulose includes cell extracts derived from a tunicate of ascidian class or yeast expressing tunicate cellulose synthase, at least one divalent cation of calcium ion and magnesium ion, cellobiose...
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