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WO/2021/204957A1 |
The invention relates to a method for preparing cellulose derivatives which are reversibly cross-linked with glyoxal and thus display delayed water solubility. In said method, a water-wetted cellulose derivative is mixed at a temperature...
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WO/2021/201114A1 |
Paper that comprises paper and a clear coating layer that includes a starch, specific fibers, and a metal salt. The starch is preferably an oxidized starch.
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WO/2021/178262A1 |
The present disclosure provides to a novel continuous processing method to prepare sheets comprising cellulose nanofibril (CNF) and carboxymethyl cellulose (CMC). Single screw extrusion was utilized to continuously process mechanically f...
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WO/2021/171225A1 |
This invention relates to organic and pharmaceutical chemistry and concerns the production of beta-glucans and their use in pharmaceuticals.
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WO/2021/130848A1 |
The present invention provides a method for producing a silyl etherified product of a polysaccharide, said method using no highly corrosive reagent, while generating no highly corrosive by-product, no salt that is hard to process, and th...
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WO/2021/111040A1 |
The invention relates to a method for producing cationized cellulose. The method comprises at least preparing a slurry of a cellulosic starting material in an alkaline liquid medium which comprises an organic liquid and performing mercer...
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WO/2021/106450A1 |
This cellulose derivative has a degree of methyl group substitution of 1.0 or higher and a degree of octyl group substitution of from 0.01 to less than 0.6.
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WO/2021/101677A1 |
A silicon glycan is provided. The silicon glycan comprises a glycoside moiety, independently selected organosilicon moieties, and amide moieties joining the organosilicon moieties to the glycoside moiety. The glycoside moiety comprises i...
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WO/2021/101679A1 |
A method for preparing a silicon glycan is provided. The method includes reacting (A) a polysaccharide and (B) an anhydride-functional organosilicon compound, to give the silicon glycan. The silicon glycan comprises a glycoside moiety, i...
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WO/2021/095920A1 |
The present invention relates to a method for manufacturing a cellulose fiber gel sheet having excellent hydrophilicity and active-ingredient-fixation performance and, specifically, to a method for continuously manufacturing, rather than...
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WO/2021/094439A1 |
There is provided a method of producing a sheet having a density of 0.6-1.3 g/cm3 measured according to ISO 534:2011, the sheet comprising chemically modified cellulose fibres, wherein the method comprises: a. providing chemically modifi...
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WO/2021/054274A1 |
The present invention includes a chemical modification step for chemically modifying raw material pulp to obtain chemically-modified pulp, and a refining treatment step for refining the chemically-modified pulp obtained in the chemical m...
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WO/2021/037441A1 |
The present invention relates to an electrochemically active nanoparticulate polymer material comprising methylcellulose, sulfonated lignin and polypyrrole with a hierarchical structure and method of obtaining thereof, for use as an elec...
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WO/2021/006269A1 |
Provided is a method for manufacturing resin beads: with which it is possible to provide various types of products such as cosmetics imparted with superior tactile sensation, spreadability on skin, transparency, and product stability; an...
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WO/2020/252553A1 |
The present invention relates to a system for vent recovery from the industrial production of HPMC that comprises a system of absorbers, with low-temperature cooling and removal of the chemicals, said recovered chemicals being subsequent...
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WO/2020/239012A1 |
Disclosed is a method for preparing hydroxyethyl cellulose. The method for preparing hydroxyethyl cellulose comprises a process of subjecting a cellulose raw material to alkalization, etherification, pH adjustment, washing and desalinati...
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WO/2020/241756A1 |
The present invention is a method for producing a modified cellulose, comprising the following step A. Step A: a step of introducing a substituent having 6 or more carbon atoms into a group generated by removing a hydrogen atom from a hy...
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WO/2020/226061A1 |
Provided is a novel application for carboxymethyl cellulose nanofibers. Carboxymethyl cellulose fibers and a water-soluble polymer in an amount that is 5-300 parts by mass per 100 parts by mass of said carboxymethyl cellulose fibers are ...
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WO/2020/223040A1 |
A process for producing a crosslinked cellulose ether including contacting an activated cellulose material with (i) an aqueous crosslinking agent emulsion, wherein the aqueous crosslinking agent emulsion is a mixture of (ia) at least one...
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WO/2020/223037A1 |
A process for producing a crosslinked cellulose ether including the steps of: (a) contacting at least one cellulose material with at least one alkalization reagent to form an activated cellulose material; (b) contacting the activated cel...
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WO/2020/223039A1 |
A process for producing a crosslinked cellulose ether including the steps of (i) contacting at least one cellulose material with a mixture comprising (ia) at least one crosslinking agent and (ib) at least one alkalization reagent to form...
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WO/2020/196175A1 |
The present invention pertains to a nanocellulose dispersion liquid. Provided is a dispersion liquid of a nanocellulose, the dispersion liquid being free of concerns regarding the ill effects of counter ions as a result of: using, as a d...
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WO/2020/195671A1 |
Provided is a fibrillated chemically modified cellulose fiber which has a type-I cellulose crystallinity of at least 50%, an anionization degree of 0.10-2.00 meq/g, and an average fiber diameter of greater than 500 nm. Also, provided is ...
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WO/2020/180117A1 |
The present invention relates to a method for manufacturing carboxymethyl cellulose particles, cellulose inducer particles manufactured by the method, and an absorbent article comprising same, wherein the method comprises: (1) a step of ...
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WO/2020/131801A9 |
A sustained release composition comprises an active ingredient mixed with a hydroxypropyl methylcellulose acetate succinate having a total degree of substitution of acetyl and succinoyl groups, DSAc + DSS, of at least 0.75, wherein the c...
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WO/2020/145104A1 |
A method capable of efficiently producing an anion-modified cellulose nanofiber dispersion using an organic solvent as a dispersion medium, wherein after adding a hydrophobizing agent and a water-soluble organic solvent to an anion-modif...
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WO/2020/142344A1 |
A silicon glycan is provided. The silicon glycan comprises a glycoside moiety, independently selected organosilicon moieties, and beta-amino alcohol moieties joining the organosilicon moieties to the glycoside moiety. The glycoside moiet...
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WO/2020/138156A1 |
The present invention addresses the problem of providing a fibrous cellulose with which it is possible to increase the pH buffering properties in the neutral region of a dispersion liquid containing fibrous cellulose having a phosphorous...
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WO/2020/131780A1 |
A sustained release composition for oral administration comprises a physiologically active ingredient mixed with a methylcellulose, wherein the methylcellulose has anhydroglucose units joined by 1-4 linkages and wherein hydroxy groups of...
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WO/2020/129862A1 |
The purpose of the present invention is to provide: a carboxymethyl cellulose or a salt thereof for a non-aqueous electrolyte secondary battery; a non-aqueous electrolyte secondary battery electrode composition containing same; a non-aqu...
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WO/2020/131785A1 |
A sustained release composition comprises an active ingredient mixed with a hydroxypropyl methylcellulose acetate succinate having a total degree of substitution of acetyl and succinoyl groups, DS?Ac#191 + DS?S,#191 of from 0.10 to 0.70,...
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WO/2020/131795A1 |
A sustained release composition for oral administration comprises particles of a physiologically active ingredient mixed with a hydroxyalkyl methylcellulose, wherein the ether substituents are methyl groups, hydroxyalkyl groups, and opti...
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WO/2020/108665A1 |
A wheat straw pulp, a preparation method therefor, an application thereof, and a method for adjusting the degree of substitution of CMC. The preparation method for the wheat straw pulp comprises the following steps: using water as a medi...
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WO/2020/111025A1 |
Provided is a paper comprising a base paper and a coating layer, wherein the coating layer includes starch and cellulose nanofibers. The starch is preferably thermochemically modified starch, or more preferably ammonium-persulfate-modifi...
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WO/2020/100315A1 |
The present invention provides a means for enabling the use of an aqueous solution of a copolymer of vinyl alcohol and a neutralized product of an ethylenically unsaturated alkali metal carboxylate or an aqueous solution of a carboxymeth...
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WO/2020/100980A1 |
Provided is a method for producing anion-modified cellulose nanofibers at low power consumption. The anion-modified cellulose nanofibers are produced through the defibrillation of an anion-modified cellulose using a cavitation jet device...
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WO/2020/100979A1 |
The present invention provides a method for producing a rubber composition with low power consumption, said rubber composition containing anionically modified cellulose nanofibers and having a high strength. According to the present inve...
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WO/2020/049116A1 |
The invention relates to compounds, in particular based on polysaccharides that are adsorbed on a cellulosic material. The present invention relates in particular to the application of such compounds as reinforcing agent for cellulosic m...
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WO/2020/050378A1 |
A compound obtained by conjugating a tertiary amine compound or imine compound useful as a drug with a polymer, the conjugate compound comprising a structure D+, which is the tertiary amine compound or imine compound D in the form of a q...
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WO/2020/028493A2 |
Pulps, cellulose ether products, and methods of making pulps are described.
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WO/2019/244831A1 |
The present invention provides: a cellulose derivative which enables the achievement of a film that has higher chlorine resistance and higher alkali resistance in comparison to cellulose triacetate films; and a molded body which is obtai...
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WO/2019/240128A1 |
The present invention relates to a method for producing a modified cellulose fiber having a cellulose I type crystal structure, and in the method a step A and a step B are carried out either simultaneously or in the order step A and then...
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WO/2019/235557A1 |
A method for producing shortened anionically modified cellulose fibers having an average fiber length of from 1 μm to 500 μm (inclusive), which comprises a step wherein sugar chains of anionically modified cellulose fibers are cut by m...
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WO/2019/230719A1 |
A master batch which contains a rubber component and carboxymethylated cellulose nanofibers; and a method for producing this master batch. The carboxymethylated cellulose nanofibers have a crystallinity of cellulose type I of 60% or more...
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WO/2019/230716A1 |
A powder that contains carboxymethylated cellulose nanofibers, said carboxymethylated cellulose nanofibers having a degree of carboxymethyl substitution of 0.50 or less and a cellulose type I crystallinity of 60% or more, and has a media...
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WO/2019/230177A1 |
Provided is paper containing a carboxymethylated pulp that has an average fiber width of 500 nm or more, that has a degree of substitution with carboxymethyl of 0.50 or less, and that has a degree of crystallization of 50% or more for an...
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WO/2019/225499A1 |
A novel method is provided by which carboxymethyl cellulose less apt to form lumps in water can be easily produced. When producing carboxymethyl cellulose having a degree of carboxymethyl substitution of 0.50 or higher, mercerization is ...
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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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