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JP7356859B2 |
To provide a method for manufacturing multilayer paper that is less likely to clog spray nozzles or cause rule cracking problems while maintaining sufficient interlayer strength.In a method for producing multilayer paper by laminating a ...
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JP7343490B2 |
Disclosed herein are compositions comprising polysaccharide particles with an average size of about 0.1-10 mm. These particles comprise at least (i) about 50%-90% by weight water or an aqueous solution, and (ii) about 10%-50% by weight i...
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JP7338014B2 |
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JP7335749B2 |
Provided are a method for efficiently producing water-soluble cellulose ether without using a special apparatus, and novel water-soluble cellulose ether. More specifically, provided are a method for producing water-soluble cellulose ethe...
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JP2023117737A |
To provide a modified cellulose nanofiber composition that comprises cellulose nanofiber having excellent dispersibility, capable of easily widening a range of application of cellulose, also allowing excellent hydrophobicity to be impart...
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JP7321148B2 |
This dispersion composition contains a water-based medium and a carboxymethyl cellulose having a carboxymethyl substitution degree of 0.20 or more and a cellulose-I crystallinity index of 50% or more, a water-based medium is easily dispe...
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JP7311983B2 |
To provide a production method of a gel film capable of suppressing deformation of the gel film due to partial peeling from a base material or wrinkles, and occurrence of failure such as cracking of the gel film.The production method of ...
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JP7308580B2 |
The present invention refers to a method for preparing a solid polymer electrolyte based on modified cellulose, the method comprising the steps of: a) lithiation or sodiation of at least a hydroxyl group of each repeating unit of a "cell...
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JP2023528743A |
The present invention relates to a method for the preparation of alkylpolyglycosides comprising mechanical treatment of polysaccharides in the presence of acids and hydrophobic alcohols. The invention further relates to alkylpolyglycosid...
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JP7304149B2 |
To provide a polysaccharide derivative capable of improving washability of clothing or the like, and suppressing recontamination due to powder dirt during washing.There is provided a polysaccharide derivative having a cationic group, and...
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JP7303794B2 |
Provided is a method for producing a cellulose nanofiber (CNF) dry solid having good redispersibility. The CNF dry solid is produced by drying a mixture of a CNF and a solvent using a vacuum drying apparatus. Having good redispersibility...
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JP7289962B2 |
To provide fine particles containing a semi-synthetic polymer of a cellulose derivative and having excellent tactile sensation.Cellulose derivative particles include an alkoxy group having 2 or more carbon atoms or an acyl group having 3...
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JP2023524517A |
The present disclosure relates to hydroxypropyl cellulose (HPC) having a molar degree of substitution of about 3.0 to about 3.9, a weight average molecular weight of about 800,000 to about 2,000,000 Daltons, and a volume average particle...
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JP7283896B2 |
To provide a manufacturing method of cationized hydroxyalkyl cellulose blended with a hair cleaning agent good in slipperiness of foam during washing and smoothness of hair during rinsing and after drying, and a manufacturing method of a...
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JP2023521787A |
The present invention relates to a method for preparing cellulose derivatives that are reversibly crosslinked with glyoxal and thus exhibit delayed water solubility. In said method, a water-wetted cellulose derivative is treated at a tem...
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JP7277873B2 |
To provide water-absorbing particles of a low environmental load.Water-absorbing particles are spherical particles including polysaccharide. The polysaccharide having a carboxy group only at the 6-position and the reduction terminal is p...
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JP7274341B2 |
To provide a manufacturing apparatus and a manufacturing method of a chemically modified biomass nanofiber dispersion liquid, and a method for producing a chemically modified biomass nanofiber, which can simultaneously perform a chemical...
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JP2023062024A |
To provide: 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 nano...
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JP7267992B2 |
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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JP7266392B2 |
To provide a wiping sheet excellent in collectability of fine dirt such as dust and dust balls and collectability of fiber dirt such as hairs.A wiping sheet is composed of a fiber sheet including pulp and a binder that is impregnated wit...
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JP7266235B2 |
To provide a novel material which gives a film having good mechanical properties and is suitable as a reinforcement for wood found in the unearthed ruins.Provided is a composition containing cellulose nanofibers and halloysite nanotubes....
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JP2023059660A |
To provide a cellulose derivative that can selectively make gel fatty acid in sebum and fatty acid-containing oil such as sebum.A cellulose derivative comprises a cellulose ether comprising hydroxy groups, of which 5 mol% or more and 29 ...
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JP2023057864A |
To provide a granular carrier that has both high water absorbency and biodegradability, and has a substantially spherical shape, a uniform particle size, and excellent strength and transparency, and also to provide particulate pharmaceut...
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JP2023050649A |
To provide a method with which it is possible to efficiently manufacture a cellulose nanofiber aqueous suspension with less residue of gel particles by using powder of cellulose nanofiber.A cellulose nanofiber aqueous suspension is manuf...
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JP2023050644A |
To provide a method with which it is possible to efficiently manufacture a cellulose nanofiber aqueous suspension with less residue of gel particles by using powder of cellulose nanofiber.Powder including cellulose nanofiber is suspended...
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JP2023043459A |
To provide a method for producing a carboxymethylated cellulose nanofiber capable of giving an aqueous dispersion having low viscosity and low residual hydrogen peroxide concentration.Hydrogen peroxide is added to a carboxymethylated cel...
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JP7245237B2 |
This pulverized product of carboxymethylated pulp has a carboxymethyl substation degree of 0.50 or less and a cellulose-I crystallinity index of 50% or more. This additive contains the pulverized product. Preferably, the carboxymethylate...
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JP7245156B2 |
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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JP7239561B2 |
Provided is paper containing microfibril cellulose fiber that has an average fiber diameter of 500 nm or more and is chemically modified by mechanical treatment.
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JP7239294B2 |
To provide a method for efficiently producing an acid type anion modified-cellulose nanofiber capable of forming a dispersion having high transparency.A mixture of a metal salt type anion modified-cellulose and an amphipathic polymer com...
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JP7234076B2 |
There is provides a method for producing sieved low-substituted hydroxypropyl cellulose (L-HPC) at improved yield, while maintaining flowability and tablet properties. More specifically, there is provided a method for producing sieved L-...
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JP2023023476A |
To provide an anion-modified cellulose fiber that, when added to a coating liquid containing a nonvolatile oil, can improve the uniformity of a coating film obtained by applying the coating liquid.Provided are: an anion-modified cellulos...
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JP7223362B2 |
To provide a production method of epoxidized cellulose, which can perform epoxy group introduction to cellulose at lower temperatures and in shorter time.A production method of epoxidized cellulose includes a step of reacting epihalohydr...
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JP2023013443A |
To provide a method for producing a chemically modified microfibril cellulose fiber improved in a specific surface area while inhibiting a viscosity from being enhanced.The chemically modified microfibril cellulose fiber is produced by t...
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JP7199230B2 |
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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JP7197490B2 |
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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JP7191548B2 |
To provide novel carboxymethylated cellulose not susceptible to form lumps when making water dispersion.There is provided carboxymethylated cellulose having carboxymethyl substitution degree of 0.50 or less, crystallization degree of cel...
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JP2022186710A |
To provide anion modified cellulose nanofiber aqueous dispersion having a CNF dispersion index equal to or smaller than a prescribed value evaluated by a method of quantitatively evaluating aggregates of CNFs in CNF dispersion indetermin...
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JP2022182384A |
To provide a carboxymethyl cellulose or a salt thereof having high electrode properties, and film properties such as tensile strength and breaking strength, and an electrode composition or the like including the same.The present inventio...
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JP2022180307A |
To provide an optical film that comprises a resin composition having excellent phase difference characteristics and wavelength dispersion characteristics, the film being free of whitening at high temperatures and high humidity.A cellulos...
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JP2022550778A |
The present invention relates to hyperbranched polyglycerol polyglycidyl ethers having a molecular weight of 750-15,000 Da and an epoxy equivalent weight of 183-7,000 g/eq. The invention also relates to crosslinked polysaccharides obtain...
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JP7180118B2 |
To provide a hydrophobic substance of carboxymethylated cellulose nanofibers that form an aqueous dispersion with high crystallinity and transparency.There are provided a hydrophobic substance of carboxymethylated cellulose nanofibers ob...
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JP7170989B2 |
This invention provides a novel carrier for enzyme immobilization and an immobilized enzyme. The carrier for enzyme immobilization according to an embodiment comprises a porous material and cellulose that has an amino group-containing su...
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JP7170380B2 |
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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JP2022164312A |
To provide a sheet having high surface smoothness.A sheet contains a fibrous cellulose having a fiber width of 1,000 nm or less and a resin, wherein the fibrous cellulose has an anionic group, a content of the anionic group is 0.50 mmol/...
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JP2022158478A |
To provide a cellulose derivative powder modified product good in solubility to water, and high in gel strength when dissolved, and a production method of the same.The cellulose derivative powder modified product is a cellulose derivativ...
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JP2022157193A |
To provide a microfibrous cellulose that is less prone to discoloration even under a high-temperature environment.This invention relates to a fibrous cellulose that has a fiber width of 1000 nm or less and includes a substituent represen...
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JP2022153790A |
To provide a carboxymethylated cellulose or a salt thereof that has a high degree of carboxymethyl substitution and exhibits high viscosity when dissolved in an aqueous solution by promoting a uniform reaction of carboxymethyl group.Prov...
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JP7150603B2 |
Provided is method for evaluating a cellulose nanofiber (CNF) dispersion, the method including: (1) a step of preparing 1.0 mass% of a CNF aqueous dispersion; (2) a step of adding a coloring material into the CNF aqueous solution and sti...
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JP7149885B2 |
An object of the present invention is to provide fine particles containing a semi-synthetic polymer of a cellulose derivative and excellent in tactile sensation.Solution to ProblemCellulose derivative particles including an alkoxy group ...
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