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WO/2015/177548A1 |
Processes for producing cellulose microfibrils from herbaceous plant material using enzyme compositions, the cellulose microfibrils obtained from the processes and their uses, and compositions comprising the cellulose microfibrils are de...
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WO/2015/172787A1 |
Methods and devices are provides for hydrothermal pretreatment of lignocellulosic biomass. A mechanically simple and inexpensive vertical steam reactor is fed with biomass feedstock from the top, while pretreated material is removed from...
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WO/2015/169682A1 |
The invention pertains to a method for removing phosphate from a phosphate-containing water fraction comprising the steps of contacting a phosphate-containing water fraction with an adsorbent, the adsorbent comprising a complex of Fe (II...
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WO/2015/165588A1 |
The present invention relates to a composition comprising cellulose fibres and crosslinking agent(s) and process for the preparation thereof. The invention further relates to water soluble crosslinked cellulose ethers obtainable from a c...
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WO/2015/163851A1 |
Methods and systems are disclosed for the hydrolysis of mixed biomass. The methods include forming a mixture of at least two modified biomass feedstocks to achieve various benefits, such as maximizing sugar yields and minimizing the form...
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WO/2015/163111A1 |
In order to provide a dissolving pulp production method in which the pulp exhibits an ultrahigh purity (α-cellulose content > 97%), a high degree of polymerization (η > 700), and high whiteness (ISO brightness > 90), this dissolving pu...
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WO/2015/158633A1 |
The invention relates to a method for converting a feed selected from lignocellulosic biomass and carbohydrates, individually or as a mixture, into mono-oxygenated or poly-oxygenated compounds, wherein the feed is simultaneously treated ...
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WO/2015/153534A1 |
In some variations, a process is provided for producing a pulp product at a biorefinery site, comprising: converting a woody cellulosic material to a first pulp stream; converting a non-woody cellulosic material to a second pulp stream; ...
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WO/2015/153536A1 |
Processes disclosed are capable of converting biomass into high-crystallinity nanocellulose with low mechanical energy input. In some variations, the process includes fractionating biomass with lignosulfonic acids, to generate cellulose-...
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WO/2015/138260A1 |
The disclosure provides a process for producing fluff pulp and ethanol from sugarcane bagasse or straw, comprising: fractionating the feedstock in the presence of an acid catalyst, a solvent for lignin, and water, to generate a solid/liq...
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WO/2015/126899A2 |
The disclosure provides a process for separating fermentation inhibitors from a biomass-derived hydrolysate, comprising: introducing a biomass-derived liquid hydrolysate stream to a stripping column; introducing a steam-rich vapor stream...
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WO/2015/126583A1 |
A process is provided for producing a lignin-coated cellulose material, comprising: pre-extracting a lignocellulosic biomass feedstock in the presence of steam or hot water, depositing lignin from the liquid onto a surface of solids to g...
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WO/2015/126582A1 |
Processes disclosed are capable of converting biomass into high-crystallinity, hydrophobic cellulose. In some variations, the process includes fractionating biomass with an acid (such as sulfur dioxide), a solvent (such as ethanol), and ...
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WO/2015/116617A1 |
Lignin-containing mixtures and methods for making and using same. The lignin-containing mixture can include one or more lignin materials and one or more phenol-aldehyde resins. The mixture can include less than 10 wt% of water.
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WO/2015/114630A1 |
The invention disclos a class of foam materials characterized by regions of material unidirectionality. After acidic hydrolysis of cellulose, the obtained cellulose crystals are suspended in water and unidirectionally frozen. The porous ...
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WO/2015/108050A1 |
Provided is a method that is for producing a minute cellulose fiber dispersion and includes a hot water processing step for processing dried oxidized cellulose fibers by means of hot water, and a dispersion step for dispersing in a solve...
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WO/2015/107995A1 |
In the present invention, when producing a dry solid of anion-modified cellulose nanofibers, the anion-modified cellulose nanofibers are caused to contain 5-300 mass% of a water-soluble polymer, and thus a dry solid of the anion-modified...
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WO/2015/102265A1 |
Disclosed are a method for preparing hydroxypropyl methylcellulose acetate succinate (HPMCAS) grains and HPMCAS grains. The disclosed method for preparing HPMCAS grains comprises: a step (esterification step) of esterifying hydroxypropyl...
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WO/2015/103197A2 |
Processes disclosed are capable of converting biomass into high-crystallinity nanocellulose with low mechanical energy input. In some variations, the process includes fractionating biomass with sulfur dioxide or a sulfite compound and wa...
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WO/2015/101786A1 |
There is provided a process for the preparation of cellulose beads comprising the step of reacting a cellulose substrate with an oxidant.
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WO/2015/098543A1 |
A micro cellulose fiber complex in which an amine having an ethylene oxide/propylene oxide (EO/PO) copolymer part is bound, as a salt, to the carboxyl group of micro cellulose fibers having a carboxyl group content of 0.1 mmol/g or more,...
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WO/2015/097036A1 |
The present invention relates to a superabsorbent composition comprising a cross-linked polysaccharide and urea, wherein the cross-linked polysaccharide comprises polysaccharide chains, which are chemically cross-linked via ester bridges...
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WO/2015/098544A1 |
A micro cellulose fiber complex in which a polymer having an ethylene oxide/propylene oxide (EO/PO) copolymer part or a propylene oxide (PO) polymer part is coupled to micro cellulose fibers via an amide bond. This micro cellulose fiber ...
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WO/2015/097033A1 |
The present invention relates to a superabsorbent composition comprising a cross-linked polysaccharide and wood flour or other lignocellulose-containing renewable raw material, wherein the cross-linked polysaccharide comprises polysaccha...
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WO/2015/095641A1 |
Methods for isolating cellulose nanocrystals (CNCs) from the plant Miscanthus Giganteus (MxG). Impressive yields are obtained through a combination of processing steps including base hydrolysis, bleaching and acid hydrolysis. MxG-CNCs ar...
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WO/2015/087868A1 |
Provided is, for example, a method for producing cellulose fibers, which includes: an oxidation step of obtaining cellulose oxide fibers by oxidizing a cellulosic raw material in a reaction liquid that contains an N-oxyl compound and a c...
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WO/2015/079244A1 |
A complex comprising a non-absorbable portion attached to an iron chelator moiety, a composition comprising the complex and the use of the complex in the treatment of colorectal cancer. In one embodiment the non-absorbable portion is a p...
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WO/2015/080335A1 |
The present invention relates to a method for producing nanofibrillated cellulose, which allows the production of excellent cellulose nanofibrils through a simple process without an enzymatic treatment step as in the conventional art, in...
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WO/2015/077294A1 |
The present invention provides a process for fractionating lignocellulosic biomass, comprising: digesting a biomass feedstock in the presence of a solvent for lignin, an acid, and water, to produce cellulose-rich solids; separating and w...
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WO/2015/068019A1 |
The present invention relates to a process for dewatering a slurry comprising a microfibrillated cellulose wherein the process comprises the following steps of, providing a slurry comprising a microfibrillated cellulose and a liquid, sub...
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WO/2015/061070A1 |
Fibrous elements, for example filaments, containing an acrylamide-based copolymer, fibrous structures employing such fibrous elements, and methods for making same are provided.
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WO/2015/056680A1 |
The present invention provides a method for manufacturing cellulose beads having excellent adsorptive properties and having a narrow pore diameter distribution and pore shape suitable for an adsorbent, by a simple process not involving c...
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WO/2015/056679A1 |
The purpose of the present invention is to provide a simple production method for high-functionality porous cellulose beads having high mechanical strength. Another purpose is to provide an absorbent that employs the high-functionality p...
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WO/2015/056681A1 |
The present invention provides a production method for cellulose beads of exceptional adsorption, having a porous morphology suitable for an absorbent, doing so without the use of highly toxic or corrosive auxiliary materials, and withou...
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WO/2015/046473A1 |
This method for producing porous cellulose beads is characterized in that a cellulose slurry is made by adding b) water to a) a cellulose microdispersion produced by mixing a low-temperature alkali aqueous solution and cellulose, and the...
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WO/2015/046342A1 |
Provided is a method for producing cellulose oxide, in which oxidization can be carried out with high efficiency even when an N-oxyl compound is used in a small amount. A method for producing cellulose oxide using a reaction system compr...
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WO/2015/037424A1 |
According to one embodiment, a method for producing cellulose is provided, in which a chemical pulp and a mixed solution comprising 1.0 to 30.0% by weight of sulfuric acid, 0.5 to 40% by weight of hydrogen peroxide and 50.0 to 94.0% by w...
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WO/2015/034426A1 |
There is provided a package material comprising an oxygen barrier polymer film, wherein the film comprises a polymer obtainable by a process comprising the steps of: a) oxidising cellulose fibers to ultimately obtain cross-linked cellulo...
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WO/2015/028719A1 |
A method for catalytic oxidation of cellulose using a heterocyclic nitroxyl radical as catalyst and main oxidant acting as oxygen source comprises, before the catalytic oxidation of the cellulose, pretreatment of the cellulose - in an al...
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WO/2015/029960A1 |
The purpose of the present invention is to provide a crude oil recovery additive for use in secondary or tertiary recovery of crude oil, having high heat resistance and mechanical shear resistance such that viscosity is undegraded under ...
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WO/2015/018711A1 |
The present invention is directed to a process for producing spinnable cellulose at least in part from citrus fruits, such as oranges and lemons. In a preferred embodiment, cellulose is extracted from citrus fruits, discarded by the citr...
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WO/2015/015056A1 |
A method for catalytic oxidation of cellulose using a heterocyclic nitroxyl radical as catalyst, main oxidant acting as oxygen source, and an activator of the heterocyclic nitroxyl radical, comprises - a preliminary activation step of th...
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WO/2015/011337A1 |
The invention relates to a method for modifying nanofibrillar cellulose composition, comprising - preparing fibrous dispersion of ionically charged nanofibrillar cellulose (NFC), and - applying heat treatment at a temperature of at least...
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WO/2015/009145A1 |
The present invention is directed at a process for fractionating lignocellulosic biomass for the purpose of reducing processing costs, increasing delignification, reducing side- reactions, in particular reducing hemicelluloses degradatio...
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WO/2015/007953A1 |
The invention relates to a method of producing oxidized or microfibrillated cellulose (MFC). According to the invention there is provided an aqueous pulp suspension with a consistency of at least 15 %, and at least one oxidant is added t...
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WO/2014/208917A2 |
A bead type holocellulose aerogel, which is prepared by a method of preparing a hollocellulose aerogel by dissolving holocellulose in an aqueous alkali-urea solution, has excellent heavy metal adsorption ability, and thus can be easily u...
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WO/2014/207517A1 |
The invention relates to the method for producing a novel agglomerated cellulosic excipient with multiple uses. This excipient replaces many ingredients in the production of tablets due to the fact that it functions as a diluent, a disin...
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WO/2014/202354A1 |
The present invention relates to a process for the production of microfibrillated cellulose composition, wherein the microfibrillated cellulose has an average fiber length in the range from 500 to 1300 µm and a percentage of fiber lengt...
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WO/2014/198692A1 |
The invention relates to a method for producing biomaterial-reinforced composites and a method for producing modified biomaterials. Corresponding products are also provided. More particularly the invention relates to composites and mater...
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WO/2014/197242A1 |
Prepare lithium carboxymethyl cellulose by treating sodium carboxymethyl cellulose with a weak acid to form an acid from of carboxymethyl cellulose and then treating the acid form of the carboxymethyl cellulose with lithium chloride.
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