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WO/1984/003228A1 |
Hollow fibers composed of cuprammonium cellulose fibers having continuous hollow portions throughout the whole length of the fibers, which have a wall thickness of 5 to 35 mum throughout the whole fiber length and periphery and have a ro...
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WO/1983/003433A1 |
The present invention concerns improving the properties of cellulose carbamate fibres. The wet strength properties in particular can be improved by treating the fibres with alkalis or organic bases, aiming to reduce the number of carbama...
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WO/1983/002465A1 |
A process for manufacturing fire-retarded blend fibres of cellulose and chlorous polymers having a fire resistance LOI value of at least 21 % O2. A chlorous polymer which can be either a blend polymer of acrylonitrile and vinyldenechlori...
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WO/1983/002279A1 |
Procedure for precipitating cellulose carbamate from an aqueous alkali solution. The solution is brought into contact with an aqueous solution of sulphuric acid containing one or several cations selected from the group consisting of Na, ...
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WO/1981/002750A1 |
Unitary membranes (10, 10a) made of a plastic, semipermeable material having parallel tubular passages (23, 23a) passing longitudinally from end to end of the membrane may be made by extruding the plastic material through an extrusion or...
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WO/1980/000979A1 |
The procedure provides for the manufacture of crimped high-wet-modulus staple fibres by spinning from viscose to which have been added small quantities of derivatives of cyclohexanone or cyclopentanone and/or alkylated amino compounds of...
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JP7445770B2 |
A nano-zinc oxide-supported bacterial cellulose microfiber-alginate fiber composite is described. The composite is obtained by absorbing nano-zinc oxide-supported bacterial cellulose microfibers on an alginate fiber spunlace non-woven fa...
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JP7442656B2 |
The invention relates to a cellulose-containing fibrous material for a nonwoven product, in particular in the form of a wiping cloth, cleaning cloth, sanitary product, medicinal product, or domestic cloth, wherein the fibrous material is...
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JP2024026460A |
The present invention provides a method for addressing filament uniformity affected by spinneret deposition and blockage. A cellulose acetate tow is formed by spinning a cellulose acetate dope through a spinneret to form a filament. The ...
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JP7434675B2 |
To provide a cationic dye-dyeable regenerated cellulosic fiber which has strength for practical use, has good dyeability with cationic dyes, has good light-fastness, and produces no white powder during a processing step such as a dyeing ...
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JP7433221B2 |
A process for the production of an oxidized polymer from a tetrakis hydroxyalkyl phosphonium compound comprising NH3 or at least one nitrogen compound comprising at least one NH2 or at least two NH groups, or NH3, comprising the steps of...
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JP7430037B2 |
To provide a cellulose derivative capable of providing a film higher in chlorine resistance and alkali resistance than a cellulose triacetate film, and a molded body obtained from the same.There is provided a cellulose derivative represe...
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JP2024015003A |
[Problem] To provide a hollow fiber membrane that is excellent in both water permeability and retention rate of the water permeability. A hollow fiber membrane containing cellulose ester and cellulose-based nanofibers. [Selection diagram...
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JP2024504096A |
High tenacity regenerated cellulosic fibers are disclosed. The high tenacity regenerated cellulosic fiber is prepared from a cellulosic raw material, the cellulosic raw material being 5 to 100% by weight of pretreated bacterial cellulose...
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JP7416707B2 |
A method for producing a microbial cellulose pulp for the production of viscose dope, the method comprising the step of: exposing a microbial cellulose to a volume of water to form the microbial cellulose pulp for the production of visco...
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JP2024501697A |
According to an exemplary embodiment of the invention, a method of continuously dissolving cellulose carbamate in an alkaline aqueous phase to form a solution comprises the steps of: providing cellulose carbamate; and mixing the cellulos...
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JP7410232B2 |
To provide a method for managing uniformity of filaments influenced by spinneret deposition and occlusion.Cellulose acetate tow is formed by passing a cellulose acetate dope through a spinneret for spinning to form filaments. The filamen...
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JP7407944B2 |
The invention relates to a filter material and/or filler material for mouthpieces for use with smoking products or HNB products, the filter material and/or filler material being based on cellulose acetate filaments, at least parts of whi...
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JP7404595B2 |
What is shown is a spinning device (1) and a method for spinning up a spinning device (1) for the continuous extrusion of molded bodies (3) from a spinning solution (6), as well as a spin-up device (11) for the execution of the method, i...
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JP2023181677A |
An object of the present invention is to provide a building material that exhibits high compressive strength and high single fiber pull-out strength. [Solution] A building material containing cement and microfibrillar cellulose, in which...
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JP2023181676A |
An object of the present invention is to provide a building material that exhibits high compressive strength and high single fiber pull-out strength. [Solution] A building material containing cement and cellulose nanofibers, wherein the ...
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JP7399410B2 |
To provide a curable resin composition in which a cellulose nanofiber material is highly and evenly dispersed, a cured body, and a cellulose nanofiber material for a filler and a method for producing the same.A curable resin composition ...
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JP7399629B2 |
To provide a method for producing a short-fiber anion-modified cellulose fiber in an inexpensive and simple manner; and provide a method for producing a modified cellulose fiber, using the short-fiber anion-modified cellulose fiber obtai...
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JP7396464B2 |
A hollow fiber membrane comprising a cellulosic ester and cellulosic nanofiber.
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JP7396747B1 |
[Object] To provide a hair cosmetic that easily adheres to the hair. The present invention provides a hair cosmetic containing fibers containing eggshell membrane. Such a cosmetic is a method for producing fibers containing eggshell memb...
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JP2023550230A |
Disclosed herein is a tow band that includes cellulose acetate and filler. The filler may be selected to have a decomposition rate that is higher than that of cellulose acetate. The tow band may be opened and formed into a filter rod, wh...
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JP2023169623A |
To provide a cellulose derivative that has high hydrophilicity, and enables its molded article to attain excellent elongation performance at break.A cellulose derivative has an aliphatic acyl group, and an organic group with terminal oxy...
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JP7380682B2 |
Provided is a cellulose solution (a composition) in which decomposition of cellulose does not easily proceed even if heated. Further, provided is a method for producing a cellulose fiber excellent in mechanical strength. The composition ...
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JP7381453B2 |
Disclosed are cellulose acetate cellulose acetate tow and processes for making cellulose acetate tow having at least 15 denier per filament, e.g., at least 20 denier per filament, or at least 25 denier per filament. The cellulose acetate...
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JP7378595B2 |
The present disclosure relates to fibrillated fibers and a method for preparing the same. In the present disclosure, there is provided a preparation method capable of providing fibers suitable for complexing with plastics in a more simpl...
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JP7377107B2 |
Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers describ...
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JP7374894B2 |
The present invention relates to a method for producing modified cellulose fibers having cellulose I crystal structure, comprising: step A: introducing Substituent Group A to cellulose fibers via an ether bond in a solvent comprising wat...
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JP2023545568A |
The object of the present invention is to provide an absorbent sound insulation material for the interior and luggage compartment of a motor vehicle with an absorbent/reinforced non-woven fabric or 3D absorbent material partially or whol...
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JP7359694B2 |
Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers describ...
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JP7357353B2 |
To provide a method for producing a liquid crystal emulsion type emulsion for kneading rayon for producing a rayon fiber containing a water-soluble functional substance which has been unable to be produced by a method for producing a ray...
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JP2023139484A |
To provide a cellulose acetate-based hollow fiber membrane excellent in all performance values such as pure water permeation speed, γ-globulin blocking rate, breaking strength and elongation at breaking.In a cellulose acetate-based holl...
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JP7354504B2 |
What is shown is a spinning device (1) and a method for spinning up a spinning device (1) for the continuous extrusion of molded bodies (3) from a spinning solution (6), as well as a spin-up device (11) for the execution of the method, i...
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JP7349794B2 |
To provide a function-imparting agent capable of sufficiently imparting a function to a fiber obtained by regenerating a solution containing a polyvalent metal ion and cellulose.The present invention provides a function-imparting agent f...
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JP7345044B2 |
A nonwoven fabric manufacturing facility includes a fiber assembly manufacturing step and a heating and drawing step. In the fiber assembly manufacturing step, fibers formed using an electrospinning method are collected to form a fiber a...
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JP7343743B2 |
To provide a modified fiber, a yarn, a fabric and a textile product having a good skin moisture retaining function.A modified fiber, a yarn, a fabric and a textile product are obtained by adding (A) ceramides, (B) a dimer acid ester or a...
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JP2023125411A |
To provide a fabric, accessory and bedding using the fabric, which satisfy sufficient active component function and have sufficient strength, adequate feeling as accessory and bedding and less load on the environment and excellent produc...
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JP7340128B2 |
To provide a regenerated cellulosic fiber improved in an adsorptivity onto an object to be removed, a functional agent and the like and a carrying property of a functional agent and the like onto a fiber without causing inconvenience on ...
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JP2023121836A |
To provide: a cellulose solution (a composition) in which decomposition of cellulose does not easily proceed even if it is heated; and a cellulose fiber production method for producing cellulose fiber excellent in mechanical strength.The...
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JP2023536777A |
The present invention relates to filaments based on cellulose and/or cellulose derivatives, in particular for producing flame-retardant fabrics or carbon fibres. These cellulose and/or cellulose derivatives are present in dehydrated form...
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JP7333329B2 |
Disclosed are cellulose acetate tows, bales, and filter rods having at least 3 denier per filament and at least 50,000 total denier, or at least 6 denier per filament and at least 40,000 total denier, for use as hollow filters, non-wrapp...
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JP2023113345A |
To provide a cellulose filler having high productivity, from which a synthetic resin structure having less variation in strength distribution can be made.A cellulose filler comprises a solvent-spun cellulose fiber including a main fiber ...
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JP7327340B2 |
The present invention is intended to provide ultrafine cellulose fibers capable of enhancing the transparency of an ultrafine cellulose fiber-dispersed solution having phosphorous acid groups. The present invention relates to a method fo...
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JP2023112485A |
To provide a manufacturing method of a concentrate of a cellulose fine fiber dispersion, capable of manufacturing a concentrate with suppressed variation of solid fraction with low environmental load even when using a thin cellulose fine...
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JP7323742B2 |
To provide an antibacterial rayon fiber utilizing a microorganism having antibacterial activity.An antibacterial rayon fiber containing a spore-forming bacterium is characterized in that a spore-forming bacterium having antibacterial act...
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JP2023533385A |
The present invention discloses enzyme-based compositions for converting raw natural fibers from plant-derived biomass into high quality textile grade fibers. The present invention discloses formulations of at least one multi-component e...
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