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WO/2019/224314A1 |
A nanofibrillar cellulose hydrogel is disclosed. The nanofibrillar cellulose hydrogel may comprise azido-modified nanofibrillar cellulose having a substituent represented by the formula - 0- (CH2)n-S(0)m-L1-N3, wherein n is in the range ...
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WO/2019/221272A1 |
This pulverized product of carboxymethylated pulp has a carboxymethyl substitution degree of 0.50 or less and a cellulose-I crystallinity index of 50% or more. This additive contains the pulverized product. Preferably, the carboxymethyla...
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WO/2019/208802A1 |
The present invention provides: novel easily-handleable composite particles which are provided with biodegradability, while maintaining the characteristics of cellulose nanofibers; a method for producing these composite particles; a dry ...
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WO/2019/189590A1 |
Provided are carboxymethylated microfibrillar cellulose fibers that have a Canadian standard freeness of less than 200 ml and an average fiber diameter of at least 500 nm. The fibers provide a composition having excellent water retaining...
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WO/2019/189595A1 |
Provided are CM-modified microfibrillar cellulose fibers that have a Canadian standard freeness of at least 200 ml and an average fiber diameter of at least 500 nm. When added to paper, the fibers enhance the paper strength thereof.
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WO/2019/188468A1 |
The present invention provides: a microfibrous cellulose that disperses well in a resin and is capable of providing a resin, in which the microfibrous cellulose is blended, with high strength and low thermal expansion coefficient; and a ...
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WO/2019/171005A1 |
The invention relates to a functionalised material derived from cellulose, to a method for preparing same, and to the use thereof for hydrophobic covalent labelling.
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WO/2019/172164A1 |
The purpose of the present invention is to provide an adsorbent material that efficiently and inexpensively removes arsenic from arsenic-containing water, the arsenic-containing water being any form of arsenic-containing water such as be...
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WO/2019/122104A1 |
The invention relates to a method for producing a low-viscosity cellulose ether product, and to the use thereof.
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WO/2019/111939A1 |
Carboxymethylated cellulose nanofibers in which the degree of carboxymethyl substitution is higher than 0.30 and no more than 0.60, the cellulose type I crystallinity is 60% or higher, and the transmittance of light having a wavelength o...
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WO/2019/111928A1 |
Provided is a novel manufacturing method whereby a carboxymethylcellulose nanofiber dispersion having high transparency can be obtained economically. In carboxymethylation of cellulose in the present invention, mercerization is performed...
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WO/2019/111946A1 |
The present invention relates to a polysaccharide derivative which is capable of improving cleansing properties for clothes and the like, and which is also capable of suppressing re-contamination by powder soil during washing. A polysacc...
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WO/2019/111934A1 |
A carboxymethylated cellulose having a carboxymethyl substitution of no more than 0.50 and a cellulose I type crystallization of at least 50%. Ideally, the anionization is 0.00–1.00 meq/g. The Schopper-Riegler freeness is ideally at le...
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WO/2019/111686A1 |
A polishing composition containing a cellulose derivative and water is provided. Prior to being mixed with water, the cellulose derivative has the form of a hydrophobized cellulose derivative having an aldehyde added to the surface of sa...
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WO/2019/111933A1 |
The present invention provides a novel method for producing carboxymethylated cellulose, the method making it possible to economically obtain a high-transparency cellulose nanofiber dispersion. In the carboxymethylation of cellulose, mer...
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WO/2019/111941A1 |
Carboxymethylated cellulose nanofibers in which the cellulose type I crystallinity is 60% or higher, the aspect ratio is 350 or lower, and the transmittance of light having a wavelength of 660 nm when the carboxymethylated cellulose nano...
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WO/2019/095600A1 |
Provided are preparation, raw materials, a product, and an application of a photocoupled synergistic crosslinked hydrogel material. The material is prepared by: dissolving a component A, a polymer derivative modified by an o-nitrobenzyl ...
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WO/2019/098774A1 |
Provided in the present invention is a composition which is for treating hair, skin, or fiber and includes a cationic cellulose polymer. In the present invention, the cationic cellulose polymer may be applied to various uses through adju...
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WO/2019/082997A1 |
[Problem] To provide a water-soluble cellulose ether solution that is unlikely to form coarse electrically conductive filler aggregates when an electrically conductive coating material is prepared or coated. [Solution] A water-soluble ce...
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WO/2019/070331A1 |
A process for preparing cellulose ether includes (a) alkylation and etherification of cellulose to form an initial cellulose ether, (b) washing and filtering of the initial cellulose ether; (c) optionally granulating the cellulose ether;...
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WO/2019/070799A1 |
The present invention is directed to a novel polyalkylene glycol based reagent with aldehyde end groups, wherein the preparation of the reagent includes the steps of provide a polyalkylene glycol; provide an aldehyde compound; mix both r...
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WO/2019/064633A1 |
Provided is a method for producing carboxymethyl cellulose or a salt thereof which each has excellent storage stability and decreases little in viscosity over a long period. The method comprises an alkali cellulose formation step (step 1...
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WO/2019/059079A1 |
This method for producing anionically modified cellulose nanofibers comprises: a preparation step for preparing an anionically modified cellulose; a defibration step for obtaining an anionically modified cellulose nanofiber salt by defib...
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WO/2019/044196A1 |
Provided are: a separation membrane which can simultaneously have a higher level of separation selectivity and permissivity even in use under high-pressure conditions; a separation membrane module and separation device using the separati...
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WO/2019/034627A1 |
The present invention provides a new type of MEHEC with a DSmethyl from.5 to 2.5, a DSethyl from 0.005 to 0.15, and a MSalkylene-oxide from 0.005 to 0.2,and a very good biostability, which is particularly suitable for use in the building...
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WO/2019/036123A1 |
A process includes: (a) providing an initial cellulose ether powder containing 0.5 to 10 weight-percent water based on total cellulose ether powder weight; (b) heating the initial cellulose ether powder to a temperature in a range of 30 ...
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WO/2019/022822A1 |
A stable hydrogel is formed from an esterified cellulose ether and water by heat treatment and syneresis. The hydrogel, at a temperature of 21 °C, has a water content of from 15 to 91.0 weight percent, based on the total weight of the h...
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WO/2019/023702A1 |
In one aspect, TEMPO-cellulose structures and method of making the same are described herein. Briefly, a method of synthesizing TEMPO-cellulose comprises disposing cellulose in an aqueous medium, disposing first and second oxidizing agen...
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WO/2019/014389A1 |
The disclosure provides for stimuli-responsive polysaccharide antimicrobial agents, their use as broad-spectrum antibiotics.
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WO/2018/199174A1 |
Provided is a compound obtained by conjugating a tertiary amine compound or imine compound which is useful as a drug, with a polymer. The compound comprises a structure D+, which is a quaternary ammonium salt or iminium salt formed from ...
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WO/2018/194049A1 |
Provided are: carboxymethylated cellulose nanofibers which provide a liquid dispersion having low viscosity; and a production method for the carboxymethylated cellulose nanofibers. This production method for carboxymethylated cellulose n...
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WO/2018/187922A1 |
The present invention provides a preparation method for a graphene/CEHEC composite material, comprising: alkalization of HEC: taking an appropriate amount of HEC, adding a mixed liquid of isopropanol and ethanol, and adding sodium hydrox...
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WO/2018/184146A1 |
The present invention provides a preparation method for cyanoethyl cellulose (CEC). The method comprises: step 1, alkalization of cellulose, comprising weighing of cellulose, adding a mixture of isopropanol and ethanol, then adding sodiu...
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WO/2018/184145A1 |
The present invention provides a synthetic preparation method for cyanoethyl hydroxyethyl cellulose. The method comprises: alkalization of hydroxyethyl cellulose, comprising weighing a quantity of hydroxyethyl cellulose, adding a mixture...
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WO/2018/184147A1 |
The present invention provides a preparation method for a cyanoethyl cellulose derivative. The method comprises: alkalization of a cellulose glyceryl ether, comprising weighing of a cellulose glyceryl ether, adding a mixture of isopropan...
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WO/2018/181224A1 |
The purpose of the present invention is to provide: a rubber composition which contains a rubber component and cellulose fibers, and which is able to have a good strength under a high strain; and a method for producing this rubber compos...
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WO/2018/173761A1 |
Provided is a method for storing chemically modified cellulose fibers, said method characterized by storing chemically modified cellulose fibers in an atmosphere of 0-18°C.
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WO/2018/164132A1 |
Provided is a modified cellulose fiber which has a type-I cellulose crystal structure and in which one or more substituent groups selected from among substituent groups represented by general formula (1) and substituent groups represente...
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WO/2018/164131A1 |
A method for producing an additive for rubber compositions, which comprises a preparation step for modified cellulose fibers, wherein one or more compounds selected from among unsaturated group-containing alkylene oxide compounds and uns...
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WO/2018/143149A1 |
A production method of dried cellulose nanofibers (CNFs) having sufficient redispersibility, and a method capable of improving redispersibility of CNFs are provided. The invention relates to: a dried CNF production method which involves ...
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WO/2018/143150A1 |
Provided are a method for producing dry cellulose nanofibers (CNF) having adequate redispersibility, and a method with which it is possible to improve the redispersibility of CNF. The present invention pertains to: a method for producing...
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WO/2018/116660A1 |
The present invention addresses the problem of providing acid-type carboxymethylated cellulose nanofibers which are obtained by converting introduced carboxymethyl groups into an acid type by a desalting treatment, and which allows a dis...
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WO/2018/110627A1 |
Provided is a method for manufacturing a dry solid of chemically modified pulp, the method including a step for drying, at 20-80°C, a mixture of a liquid medium and a chemically modified pulp obtained by chemically modifying a cellulose...
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WO/2018/096838A1 |
The present invention provides: a negative electrode of a nonaqueous electrolyte secondary battery, which is able to be produced by a simple aqueous process that places little burden on the environment and does not require a thermosettin...
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WO/2018/061890A1 |
According to the present invention, a water-soluble hydroxyethyl cellulose is produced by reacting an alkali cellulose with ethylene oxide in such a manner as to give an average addition molar number of ethylene oxide of 0.1-1.0 mol per ...
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WO/2018/062250A1 |
The purpose of the present invention is to increase the adsorption amount of carboxymethyl cellulose with respect to an electrode active material. This carboxymethyl cellulose or a salt thereof exhibits a pH not lower than 4.0 but lower ...
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WO/2018/056444A1 |
The purpose of the present invention is: to provide a curcumin-containing composition that rarely undergoes or never undergoes aggregation during storage; and others. The purpose can be achieved by providing a composition containing curc...
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WO/2018/044990A1 |
Expandable cell culture substrates are provided that allow continual expansion of adherent stem cells without the need to passage cells, thereby preserving health and stem cell characteristics. The expandable cell culture substrates can ...
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WO/2018/013034A1 |
The present invention relates to a method of producing a nanofibrillated cellulose (NFC), the nanofibrillated cellulose product obtained and the use of the nanofibrillated cellulose product. The method comprises the steps of: Providing c...
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WO/2018/011669A1 |
The present invention relates to a method for manufacturing an intermediate product that can be stored and transported and efficiently converted into microfibrillated cellulose with limited energy input at the time of conversion. More sp...
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