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Matches 51 - 100 out of 1,485

Document Document Title
WO/2017/073700A1
Cellulose is impregnated with a reactive spreading solution containing a catalyst that includes a base catalyst or an organic acid catalyst, a monobasic carboxylic acid anhydride, and an aprotic solvent having a donor number of 26 or hig...  
WO/2017/065037A1
The purpose of the present invention is to provide a resin having biocompatibility and a self-supporting property. The biocompatible resin according to the present invention has the main chain composed of a naturally occurring polymer de...  
WO/2017/061548A1
Provided is a polymer material including at least one type of cellulose derivative having (a) an organosilyl group (said organosilyl group having a first aliphatic group, an unsaturated aliphatic group, or an aromatic group), and (b) an ...  
WO/2017/061474A1
The purpose of the present invention is to provide a cellulose acetate that exhibits excellent hue even when a low-quality pulp is used. This method for producing a cellulose acetate comprises the steps for: (1) crushing wood pulp; (2) p...  
WO/2017/061190A1
In order to provide a cellulose derivative which has excellent thermoplasticity, waterproofness, and strength (elastic modulus and impact strength), the present invention uses a cellulose derivative obtained by introducing, to cellulose,...  
WO/2017/057699A1
The purpose of the present invention is to provide: a device for continuously producing chemically-modified cellulose obtained by reacting a finely-powdered cellulose fiber material and a hydrophobic chemical substance; and a method used...  
WO/2017/058706A1
Degradable materials are provided that may be utilized in various wellbore treatment fluids, such as hydraulic fracturing fluids. In particular, the degradable materials can be formed from cellulose esters that are capable of effectively...  
WO/2017/046798A1
Provided are NCC-based materials, as superb barrier materials for preventing oxygen and humidity from penetrating therethrough.  
WO/2017/002005A1
Method for hydrophobing a cellulose substrate (1), which comprising a first side and a second side, which faces away from the first side. The method comprising the steps of drying a cellulose substrate (1) to a dry content above 80%, pre...  
WO/2016/208634A1
Provided are: modified plant fibers suitable for addition to rubbers; an additive for rubbers that includes the modified plant fibers, which, when the additive for rubbers is added to a rubber, are highly finely dispersed with ease; a pr...  
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/2016/188446A1
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/2016/174619A1
The present invention relates to a ground cover mulch comprising cellulose carbamate (CCA). Also methods for its manufacture and use thereof are disclosed together with use of CCA.  
WO/2016/166177A1
The present invention provides a method for the acetylation of wood comprising treating the wood with an acetylation medium under wood acetylation reaction conditions and drying the acetylated wood, wherein the drying comprises at least ...  
WO/2016/166180A1
The present invention relates to a method for continuous acetylation of wood elements. The acetylation is conducted with an acetylation medium at a pressure of at least 1.5 barg in a substantially oxygen free environment. Alternatively, ...  
WO/2016/135778A1
Provided is a cellulose acetate powder capable of giving a molded object which is reduced in spot unevenness and is prevented from decreasing in production step passability. The cellulose acetate powder comprises cellulose acetate which ...  
WO/2016/123490A1
The present invention provides crosslinked carboxymethylcellulose having high elastic modulus coupled with high absorbance capacity when swollen in simulated gastric fluid/water (1 :8) and simulated intestinal fluids. The invention furth...  
WO/2016/104853A1
The present invention relates to a molten cellulose ester resin and a molten cellulose ester chip using same, and relates to an invention introducing a cellulose-based resin derived from a pulp having a specific physical property, thereb...  
WO/2016/067662A1
A cellulose derivative into which long-chain organic groups having 5 or more carbon atoms and short-chain organic groups having 4 or less carbon atoms have been introduced using hydroxy groups of the cellulose, the cellulose derivative h...  
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/2016/026768A1
The present invention concerns a process for the recovery of carboxylic acid from a fraction comprising carboxylic acid and impurities, and a process for the manufacture of treated wood, which comprise the step of submitting a fraction c...  
WO/2016/020952A1
Provided are cellulose acetate flakes which have high polymerization degree and low acetification degree, while having small variation in the degree of acetyl substitution. The present invention provides cellulose acetate flakes which ar...  
WO/2016/009050A1
Disclosed is the integration of the production of acetic anhydride from ketene, and the acetylation of wood using acetylation fluid comprising acetic acid and acetic anhydride. The invention involves directly using raw acetic anhydride a...  
WO/2016/009461A1
A method for disintegrating a pulp for use in producing cellulose acetate, the method comprising: a primary disintegration step in which a pulp sheet is reduced into pulp pieces having an average area of 45 cm2 or smaller; and a secondar...  
WO/2016/010016A1
[Problem] To provide: derivatized CNF that makes it possible to negate the high hydrophilicity of hydrated CNF and impart the same with hydrophobicity, thereby improving compatibility with hydrophobic resins such as polyolefins, and enab...  
WO/2016/009051A1
Disclosed is the integration of the production of acetic anhydride from ketene, and the acetylation of wood using acetylation fluid comprising acetic acid and acetic anhydride. The invention involves combining acetic acid obtained from d...  
WO/2015/196054A1
The present invention relates to methods of managing weight, and treating overweight or obesity and treating or preventing diabetes in a subject in need thereof. In one embodiment, the method comprises the steps of (a) orally administeri...  
WO/2015/188170A1
A biomass-derived dietary supplement comprising an acetate salt, a hemicellulose-derived sweetener, and cellulose is provided. The formulation may originate from treatment of biomass, by converting acetic acid (from biomass) to an acetat...  
WO/2015/182445A1
 The purpose of the present invention is to provide a method for producing a saccharide derivative with which it is possible to hydrolyze substituents of the saccharide regioselectively and to produce large amounts inexpensively. Also ...  
WO/2015/177242A1
The present invention describes a process for the acetylation of wood comprising treating wood with an acetylation agent comprising acetic anhydride and/or acetic acid and subjecting to acetylation conditions, wherein the acetylation rea...  
WO/2015/162787A1
 This cellulose ester composition is characterized in containing a cellulose mixed fatty acid ester in which hydrogen atoms of the hydroxyl groups of cellulose are substituted by acetyl groups and C6-26 saturated aliphatic acyl groups,...  
WO/2015/140965A1
The purpose of the present invention is to provide a novel cellulose derivative having excellent water-resistance. The present invention provides a cellulose acylate-oxoalkanoate which is a cellulose derivative in which some or all of th...  
WO/2015/123734A1
Abstract The invention relates to polymeric high viscosity liquid carrier materials (HVLCMs), in particular esterified polysaccharides, compositions comprising these HVLCMs, coatings for implants which are based on these HVLCMs, methods ...  
WO/2014/188080A3
. A method of treating wood with an organic phosphonate salt in a liquid phase to chemically modify its surface and thus provide protection from microorganisms. The organic phosphonate salts are of Formula III wherein R1 is a hydrogen ra...  
WO/2015/079414A1
Crystalline cellulose gels useful in the stabilization of emulsions, including nanoemulsions, and for acting as cryptands or clathrates, and methods for their use and production are provided. In some embodiments, the emulsion is an oil-i...  
WO/2015/060122A1
A method for producing a cellulose derivative, comprising: a first step of reacting cellulose with a first reactant, which comprises a long-chain reactant capable of reacting with hydroxy groups in cellulose to introduce a long-chain org...  
WO/2015/052255A1
The invention concerns a process for the manufacture of an acylated polysaccharide which comprises. (a) reacting a polysaccharide with an acylating agent to produce an acylated polysaccharide and (b) washing the acylated polysaccharide w...  
WO/2015/040884A1
Provided are modified cellulose nanofibers that can easily be made into a composite with solvent-containing resin, and a resin composition containing these modified cellulose nanofibers. A method for producing modified cellulose nanofibe...  
WO/2015/029790A1
According to one embodiment, a method for producing porous cellulose particles is provided. The method comprises: (a) dissolving cellulose diacetate in a solvent to prepare a cellulose diacetate solution, (b) dispersing the cellulose dia...  
WO/2015/025761A1
A method for producing a cellulose derivative, said method being characterized in that a mixed acid anhydride containing specific two types of acyl groups is reacted with cellulose in the presence of a basic catalyst in an organic solven...  
WO/2015/019701A1
The problem addressed by the present invention is to provide: a cellulose derivative that achieves superior wavelength dispersion and λ/4 phase difference and that has low phase difference unevenness; a method for producing same; an opt...  
WO/2015/006154A1
Integration of a carboxylic anhydride purification system in the manufacturing of cellulose esters may include processes that includes distilling the crude carboxylic anhydride stream (that includes a carboxylic anhydride and a carboxyli...  
WO/2015/003398A1
The present invention belongs to the field of organic polymer synthesis technology, and provides cellulose ester soluble in acetone and a direct synthesis process therefor. The synthesis process comprises the following steps: dissolving ...  
WO/2015/006126A1
Integration of an acid recovery system in the manufacturing of cellulose esters may include heat recovery from a carboxylic acid recovery distillation column by solvent extracting a weak acid stream to form a first overhead stream and a ...  
WO/2014/195860A1
A method for the acylation of lignocellulose by exposing the lignocellulose to an acylation agent in a closed vessel.  
WO/2014/175136A1
The objective of the present invention is to provide: an optical film which is substantially capable of providing λ/4 retardation, while being suppressed in changes in the optical performance due to humidity changes, and which also has ...  
WO/2014/159625A1
Mixed cellulose esters derived from natural products (e.g., natural cellulose esters) may be produced by methods that include acylating a cellulose with a natural esterification reactant or a derivative thereof to yield a natural cellulo...  
WO/2014/142166A1
A cellulose acetate according to the present invention has a total acetyl substitution degree of 0.4 to 1.1 and has a compositional distribution index (CDI), which is a value defined by the below-mentioned equation, of 3.0 or less. CDI =...  
WO/2014/133041A1
An embodiment of the present invention relates to cellulose acylate film comprising a compound represented by general formula (I) and having a molar weight U of 515 or less, which is determined as the value obtained by dividing the molec...  
WO/2014/119745A1
Provided are: a novel modified nanocellulose which is suitable for the modification of the surface of a nanocellulose or the introduction of a functional group having high functionality into a nanocellulose; and a resin composition conta...  

Matches 51 - 100 out of 1,485