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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/2018/008700A1 |
The objective of the present invention is to provide a rubber composition which has sufficient reinforcing properties and fatigue resistance even in cases where a large strain is applied thereto. The present invention provides: substitut...
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WO/2017/220435A1 |
Use of 2,4-dihalo-6-substituted-1,3,5-triazines as condensing, cross-linking, tanning, grafting, curing agents for the production of amides, esters, thioesters, and stabilized collagen and leather, CMC (carboxymethyl cellulose), syntheti...
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WO/2017/223018A1 |
An esterified cellulose ether is provided wherein - the ester groups are (i) trimellityl groups or (ii) a combination of trimellityl groups and aliphatic monovalent acyl groups, - the degree of substitution of trimellityl groups is from ...
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WO/2017/217511A1 |
The present invention addresses the problem of providing a foamable aerosol composition that, when sprayed continuously from a container, forms a dense and uniform foam capable of retaining a certain level of elasticity, and enables the ...
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WO/2017/206131A1 |
The medical fiber structure and the medical laminate provided herein are capable of sufficiently adhering to damaged tissue to stop bleeding and more reliably reinforcing weakened tissue by preventing air leakage or fluid leakage. The me...
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WO/2017/199924A1 |
The purpose of the present invention is to provide: an additive for food with which it is possible, when added to food such as processed food, to improve properties and qualities such as water retention, shape retention, and dispersion s...
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WO/2017/182738A1 |
The present invention relates to a method for preparing dermo-cosmetic compositions in the form of emulsions, which as emulsifier contain cationized cellulose fibres with a degree of cationic substitution greater than 0.15, the concentra...
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WO/2017/154568A1 |
[Problem] A method for re-dispersing a cellulose nanofiber dispersion is provided in which, when a cellulose nanofiber powder produced from a cellulose nanofiber dispersion for the sake of convenience in storage or transportation is disp...
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WO/2017/143439A1 |
The present document describes a process for the preparation of a low functionalization polysaccharide having carboxyl groups, comprising a) swelling of a polysaccharide granule in boiling water or a water/polyol mixture, to obtain a swo...
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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/2017/142869A1 |
The presently disclosed and/or claimed inventive concept(s) relates to a liquid home care composition comprising a mixed hydrophobically modified cationic polysaccharide comprising a polysaccharide backbone having at least one cationic g...
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WO/2017/141910A1 |
The problem of providing a porous crosslinked cellulose gel that is suitable as a filler for chromatography and combines high porosity and high mechanical strength, a manufacturing method for the porous crosslinked cellulose gel and an a...
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WO/2017/138574A1 |
Provided is a cellulose nanofiber which yields a dispersion having excellent dispersion stability in an organic solvent or a resin, and which is transparent and has minimal coloration. A dispersion in which modified carboxymethylated cel...
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WO/2017/138653A1 |
Provided is a novel sheet for covering a wound, which exhibits high liquid absorption and strength. A sheet for covering a wound according to the present invention is a wound covering material that contains carboxymethylated natural or r...
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WO/2017/131084A1 |
This method for producing an anionically-modified cellulose nanofiber dispersion liquid includes a step for preparing a dispersion liquid containing an anionically-modified cellulose, and a step for defibrating the cellulose in the dispe...
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WO/2017/122835A1 |
Disclosed is a method for preparing acetylated cellulose ether. The disclosed method for preparing acetylated cellulose ether comprises the step of converting cellulose ether into acetylated cellulose ether in the presence of an acid cat...
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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/2017/111016A1 |
A method for producing a dry solid of cellulose nanofibers wherein the production method includes (A) a step for preparing a dispersion of cellulose nanofibers having an average fiber diameter of 2-500 nm dispersed in a mixed solvent of ...
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WO/2017/110944A1 |
The present invention addresses the problem of obtaining a masterbatch in which cellulose nanofibers are uniformly dispersed within the system. According to the present invention, a masterbatch is produced by mixing carboxyl group-contai...
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WO/2017/089657A1 |
The present invention concerns a process for the covalent attachment of lignin to cellulose in aqueous solutions, which process is characterized by preparing an aqueous mixture of lignin particles modified with tall oil fatty acids (TOFA...
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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/2017/082395A1 |
Provided is a method for dehydrating a dispersion of a chemically modified pulp (oxidized pulp, carboxymethylated pulp, or cationized pulp) obtained by chemically modifying a pulp feedstock, characterized by dehydrating the dispersion of...
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WO/2017/079497A1 |
Nano-emulsions and nano-latexes comprising functionalized cellulose nanocrystals (CNCs) as a surfactant that impacts the stability and size of the emulsion droplets of oil-in water emulsions. Stable emulsions can be accessed by adding a ...
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WO/2017/073626A1 |
Provided are cellulose ether derivative fine particles that have an average particle size of 1-1000 μm, a linseed oil absorption of 50-1000 mL/100 g, and an average surface pore size of 0.05-5 μm, and that are obtained by mixing a cell...
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WO/2017/069560A1 |
The present invention relates to a silicon texturing composition and a preparation method therefor and, more specifically, to a texturing composition comprising an alkali compound, a polysaccharide and a disaccharide, wherein, the conten...
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WO/2017/064164A1 |
The invention relates to temporary cross-linked cellulose ethers, a process to make them, as well as their use to influence the rheological profile of an aqueous medium in which they are dissolved. The temporary cross-linked cellulose et...
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WO/2017/046090A1 |
The invention relates to the use of non-ionic, insoluble cellulose ethers having 3-azido-2-hydroxypropyl (AHP) groups, which are linked to the cellulose via an ether link, wherein the molar substitution degree MSAHP is in the region of 0...
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WO/2017/048618A1 |
In a water-redispersible polymer powder - the polymer is at least one esterified cellulose ether comprising (i) groups of the formula -C(O) - R - COOA or (ii) a combination of aliphatic monovalent acyl groups and groups of the formula -C...
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WO/2017/043451A1 |
Modified cellulose fibers according to the present invention have an average fiber diameter of 1-500 nm, wherein one or more substituents selected from substituents represented by general formulae (1) and (2) are linked to the cellulose ...
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WO/2017/043454A1 |
Modified cellulose fibers according to the present invention have a cellulose I-type crystal structure, wherein (A) one or more substituents selected from general formulae (1) and (2), and (B) a substituent represented by general formula...
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WO/2017/043450A1 |
A modified cellulose fiber having an average fiber diameter of 5 µm or greater, wherein one or more types of substituents selected from substituents represented by general formulas (1) and (2) are bonded to a cellulose fiber via an ethe...
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WO/2017/034293A1 |
According to one aspect of the present invention, a method for preparing a cellulose ether provides the steps of: setting the target gel point of a cellulose ether; selecting a cellulose ether material having a viscosity corresponding to...
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WO/2017/004119A1 |
The present invention provides cementitious tile adhesives comprising ordinary Portland cement, sand or another inorganic filler, and from 0.12 to 0.6 wt.% of total solids of one or more polyether group containing crosslinked cellulose e...
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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/2016/196152A1 |
Provided is a method of making methylcellulose-type ether in powder form, said method comprising (a) providing a solution of said methylcellulose-type ether in water, and (b) then separating said methylcellulose-type ether from said wate...
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WO/2016/196153A1 |
Provided is a composition in powder form comprising methylcellulose, wherein said composition has a powder x-ray diffraction spectrum at source x-ray wavelength of 1.789 Å showing a peak at a 2Θ value between 14.5 and 16.5 degrees havi...
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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/2016/160688A1 |
An aqueous solution comprising a cationic polymer dissolved in water, wherein said cationic polymer comprises a hydrophobic quaternary ammonium group covalently attached to a hydroxyethyl cellulose polymer backbone. Also, a method of del...
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WO/2016/148977A1 |
An esterified cellulose ether comprising aliphatic monovalent acyl groups and groups of the formula - C(O) - R - COOH, R being a divalent hydrocarbon group, has the following properties: i) the degree of neutralization of the groups - C(...
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WO/2016/148975A1 |
A process for fractionating an esterified cellulose ether comprising groups of the formula - C(O) - R - COOH, wherein R is a divalent hydrocarbon group, comprises the steps of a) blending the esterified cellulose ether comprising groups ...
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WO/2016/148976A1 |
An esterified cellulose comprising aliphatic monovalent acyl groups and groups of the formula - C(O) - R - COOH, R being a divalent hydrocarbon group, has the following properties: i) the degree of neutralization of the groups - C(O) - R...
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WO/2016/148978A1 |
A process for preparing an ester of a cellulose ether comprises the steps of reacting a cellulose ether with a dicarboxylic acid anhydride or with a combination of a dicarboxylic acid anhydride and an aliphatic monocarboxylic acid anhydr...
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WO/2016/133734A1 |
Soy polysaccharide ether compounds are disclosed herein comprising uncharged, anionic, and/or cationic organic groups. The degree of substitution of one or more ether compounds is about 0.0025 to about 3.0. Also disclosed are methods of ...
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WO/2016/113933A1 |
The present invention addresses the problem of providing a cellulose structure having novel properties. Specifically, the present invention relates to the synthesis of a cellulose nano-structure having novel properties using a glucose de...
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WO/2016/111929A1 |
A process for producing a water-soluble cellulose derivative of a reduced content of water-insoluble particles comprises the steps of a) reacting cellulose with an alkaline material to produce alkali cellulose, b) reacting the produced a...
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WO/2016/094624A1 |
Provided is a process for reducing the size of ethylcellulose polymer particles comprising (a) providing a slurry comprising (i) water (ii) said ethylcellulose particles, wherein said ethylcellulose polymer particles have D50 of 100 μm ...
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WO/2016/094347A2 |
A process for making a hydrogel forming material from an unbleached cellulose pulp comprised of isolating pulp fines from the cellulose pulp by screening and/or dissolved air filtration, reacting the isolated pulp fines with alkaline hyd...
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WO/2016/093296A1 |
Provided is an oil-in-water type composition which has a chewy texture both in a non-cooked state and in a heated state and shows no water/oil separation. More specifically, provided is an oil-in-water type composition comprising at leas...
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WO/2016/068053A1 |
The purpose of the present invention is to provide a method for producing a polysaccharide derivative by esterification, or etherification or the like, while maintaining a high molecular weight by using a polysaccharide such as cellulose...
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