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Matches 1 - 50 out of 2,116

Document Document Title
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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.  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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(...  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
WO/2016/094347A4
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...  
WO/2016/094347A3
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...  
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 ...  
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...  
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...  
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...  
WO/2016/044733A1
Compositions and methods of preparing amorphous drug formulations through hot melt extrusion which result in decreased decomposition of the desired drug are provided herein. Also provided are methods and compositions which further compri...  
WO/2016/037274A1
In one aspect, there is provided a compound comprising an acetylated carboxymethylcellulose (CMC-Ac) covalently linked to: at least one poly(ethylene glycol) (PEG), and podophyllotoxin or derivatives thereof. In another aspect, a self- a...  
WO/2016/040762A1
Cellulose materials allow selective absorption of emulsified and dissolved hydrocarbons from water. Hydrophobic cellulosic surfaces are prepared in a gas-phase silanization process. The process of using 3,3,3-trifluoropropyl coated paper...  
WO/2016/031449A1
The purpose of the present invention is to provide a carboxymethyl cellulose salt for electrodes of nonaqueous electrolyte secondary batteries, which is capable of achieving a good balance between prevention of defects such as streaks an...  
WO/2015/194993A1
The invention relates to the field of organic chemistry and pharmacology, and is directed to a novel gossypol polymer derivative of general formula (I), wherein RI is Sach; RII is Sach or H; Sach is an oxidized hexose or pentose unit ...  
WO/2015/193302A1
A substituted polysaccharide having a glycan backbone and at least one covalently attached group, said group comprising a catechol group enables selective deposition onto surfaces.  
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...  
WO/2015/153217A1
A compound which is a cellulose ether having an average of 1.0 to 2.5 C1-C6 alkyl ether groups per glucopyranosyl unit and an average of 0.01 to 1 triazole-containing substituents per glucopyranosyl unit.  
WO/2015/153216A1
A compound which is a cellulose ether having an average of 1.0 to 2.5 C1-C6 alkyl ether groups per glucopyranosyl unit and an average of 0.02 to 1 pentynyl ether groups per glucopyranosyl unit.  
WO/2015/144991A1
The present invention relates to method for cationization polysaccharides, wherein the method comprises the steps, where a polysaccharide is mixed with a eutectic mixture formed of glycidyl trimethyl ammonium chloride and a hydrogen dono...  
WO/2015/144596A1
A concentrated aqueous composition may be prepared by from a formulation including: a. from 10 to 30 % by weight (% wt) of a depolymerized carboxymethyl cellulose having a weight average molecular weight of from about 10,000 to about 80,...  

Matches 1 - 50 out of 2,116