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Matches 1 - 50 out of 4,178

Document Document Title
WO/2021/001780A1
A process of preparing moulded cellulosic material from reclaimed cellulosic material is disclosed. The process comprises the steps of: treating the reclaimed cellulosic material with at least one bleaching compound, to decolourise (if a...  
WO/2020/263483A1
Thermoformed molded articles are made containing and from fabrics containing spandex and cellulose ester fibers. In the process for making the molded article, a fabric is layed up in a mold a thermoformed at a temperature not exceeding 1...  
WO/2020/260625A1
Disclosed is a method for quantification of water and/or one or more ionic liquid components in an ionic liquid (IL)/water (H2O) mixture. The method comprises obtaining one or more Raman spectra for the IL/H2O mixture, and using a quanti...  
WO/2020/252683A1
For recycling, fibers are recovered from fibrous products by using two or more hydrothermal reactors to conduct hydrolysis. The fibrous products are divided into batches. A batch to be hydrolyzed is fed to a selected reactor under atmosp...  
WO/2020/254232A1
The invention discloses a preparation method and a production device for producing a recycled fiber spinning solution with using a solvent, which comprises two or more vertical wiped film evaporators (3, 4,...) connected with a single ho...  
WO/2020/252500A1
Pouches, for example pouches that contain one or more oral care active agents, and more particularly pouches employing a water-soluble fibrous wall material, pouches employing a fibrous wall material that mptures during use, pouches empl...  
WO/2020/251463A1
The present invention relates to a process for the production of regenerated cellulosic fibers from a cellulosic spin dope, said process comprising the steps of treating a recycled cellulosic waste material to remove at least one of lign...  
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...  
WO/2020/234122A1
The invention relates to a method for cleaning a spunbond spinneret for producing a cellulose spunbonded nonwoven fabric from a solution of cellulose in an aqueous organic solvent by extruding the solution through spinneret holes of the ...  
WO/2020/231315A1
A process for separately recovering sodium hydroxide (NaOH) and a sodium coagulation salt, respectively, from an aqueous composition (10) comprising a dissolved sodium coagulation salt and dissolved sodium hydroxide (NaOH) and having a p...  
WO/2020/222258A1
The present invention relates to a process for manufacturing lyocell filament yarn with improved mechanical properties and an apparatus thereof. The process involves washing of filament yarn with sequential decrease in NMMO concentration...  
WO/2020/207767A1
This invention relates to a crimped lyocell tow for use in stretch breaking, worsted or semi worsted spinning, its manufacture and use.  
WO/2020/200873A1
The invention relates to an insulation material, in particular in the form of mats which can be inserted, for example between rafters, with or without lamination, or in the form of stuffing wool, or in the form of cut staple fibres for b...  
WO/2020/189170A1
Provided is a nonwoven fabric production method capable of producing nonwoven fabric wherein hole diameters change from one edge to the other edge without boundaries. A nonwoven fabric production apparatus (10) applies voltage between ...  
WO/2020/175374A1
A hollow fiber membrane, which is a hollow fiber semipermeable membrane, wherein for the peak intensity of the maximum peak in each of multiple Raman spectra obtained using Raman spectroscopy on multiple points in the membrane thickness ...  
WO/2020/173783A1
The invention relates to a molding tool (1, 51) for extruding cellulose molded bodies (4) from a spinning material (2), comprising an inlet side (6, 56) and an outlet side (7, 57) for the spinning material (2), and at least one nozzle bo...  
WO/2020/171767A1
A process for forming a fiber tow, involves a wet spinning procedure comprising the steps of: dissolving cellulose pulp in an alkaline aqueous solvent to form a cellulose spin dope composition, spinning the cellulose spin dope compositio...  
WO/2020/165363A1
This invention relates to a spun-dyed man-made cellulosic fiber with incorporated color pigment which contains a polycationic compound on its outer surface. Furthermore a method for the manufacture of such a fiber is disclosed.  
WO/2020/165089A1
The present invention relates to a check valve comprising a housing (1) which contains a valve seat (2) comprising a passage (20) and a seat contact surface (R1) and a valve member (3) comprising a convexly curved, preferably spherical, ...  
WO/2020/160533A1
A cultured meat product may comprise a scaffold comprising an electrospun polymer fiber, and a population of cells. The cultured meat product may have a thickness from about 100 m to about 500 mm. A method of producing such a cultured me...  
WO/2020/153255A1
The purpose of the present invention is to manufacture a bright-hued cellulose fiber blended resin composition more easily than by the prior art, while utilizing a method for uniformly dispersing cellulose nanofibers in a resin while def...  
WO/2020/148770A1
The present subject matter provides an antimicrobial cleaning cloth, including: nonwoven fabric fibers; and copper fibers. A method for manufacturing the antimicrobial cleaning cloths includes: mixing nonwoven fabric fibers and copper fi...  
WO/2020/136118A1
The present invention relates to a spinneret, and a method of heating a spinneret used for spinning cellulosic filaments from a cellulose solution in a solvent. The invention also relates to a lyocell process employing such a spinneret  
WO/2020/137012A1
Through the present invention, a method for manufacturing a sulfuric-acid-esterified cellulose fiber having a cellulose-I-type crystal structure can be provided. The present invention provides a method for manufacturing a chemically modi...  
WO/2020/138157A1
The present invention addresses the problem of providing microfibrous cellulose having a phosphite group, which can provide a microfibrous cellulose liquid dispersion having improved transparency. The present invention relates to a metho...  
WO/2020/136108A1
The present invention provides a process for the viable production of lyocell cellulose continuous filament yarns at very high production speeds.  
WO/2020/136109A1
The present invention provides a process for the viable removal of liquid from lyocell cellulose continuous filament yarns at very high production speeds.  
WO/2020/126931A1
The present invention relates to a process for the treatment of lyocell fibres, comprising the step of contacting the fibre with at least one treatment medium, at least one treatment medium containing an amount of a crosslinking agent, w...  
WO/2020/113902A1
Disclosed are a regenerated cellulose fiber containing a ceramide microcapsule and a preparation method therefor. The raw materials of the regenerated cellulose fiber comprise a viscose spinning solution and a ceramide microcapsule, wher...  
WO/2020/114935A1
The present invention relates to manmade cellulosic fibers having optimized processing characteristics in yarn spinning while improving yarn quality. Particularly, the invention relates to a manmade cellulosic fiber having improved runni...  
WO/2020/112955A1
Tissue paper of the disclosure exhibits advantageous softness and bulk at a basis weight less than that of basis weights found in currently available commercial tissue products, while delivering adequate strength for machine runability a...  
WO/2020/104303A1
The present invention relates to a method for preparing a functional fiber, which comprises a step of forming a polymeric composition comprising at least one functional additive, a polymer and an alkoxylated polyethyleneimine. In particu...  
WO/2020/103424A1
A method for spinning a cellulose fiber. A cellulose fiber is spun from a cellulose dope by a dry jet-wet spinning method; the cellulose dope is an ionic liquid solution of cellulose, neither the cellulose dope nor the cellulose fiber co...  
WO/2020/100752A1
[Problem] The present invention addresses the problem of providing: a novel material for adsorption, which has a large number of adsorption sites that adsorb odorous substances and exhibits excellent adsorption efficiency, while being de...  
WO/2020/093388A1
A conductive nanofibrillated cellulose (NFC) thread and a NFC-thread-based supercapacitor, wherein the conductive NFC thread comprises a core of aligned cellulose nanofibrils and a conductive coating on the core, and the NFC-thread-based...  
WO/2020/094927A1
According to an aspect of the present invention, there is provided a method of preparing a noble metal nanoparticle coated spun fiber. The method comprises the steps of providing a solution of noble metal ions, providing an aqueous dispe...  
WO/2020/073010A1
Strengthening the dry and wet tenacity of regenerated cellulosic fibers can be performed through the addition of an aldaric acid, such as (but not limited to) glucaric acid. In some embodiments, regenerated cellulosic fibers that include...  
WO/2020/067570A1
The present invention provides a production method that is for wet spun fibers or a wet formed film and that is capable of continuously and quickly obtaining fiber having a minute (preferably, nano-size) cross-sectional diameter and havi...  
WO/2020/060419A1
Disclosed is a process for solubilising cellulose and coagulating the resulting solution to form a cellulose-containing material. The process comprises contacting a cellulose source with a solvent comprising zinc ions and formic acid to ...  
WO/2020/058524A1
The invention relates to the use of alkoxylated fatty amido alcohols in the process to make viscose wherein cellulose is reacted with lye and the lye strength is 8-20 % by weight of NaOH, based on the weight of water in the reaction mixt...  
WO/2020/050311A1
Provided are: nonwoven fabric, which comprises a large amount of air and in which detachment of fiber fragments is inhibited; and a nonwoven fabric production method. The nonwoven fabric (10) is formed from multiple fibers (11). The aver...  
WO/2020/050346A1
The present invention addresses the problem of providing a solid body in which the survival rate of an organic solvent is low and surface smoothness is high. The present invention relates to a solid body containing fibrous cellulose that...  
WO/2020/050347A1
The present invention addresses the problem of providing a solid body in which the water absorption rate and yellowness are low. The present invention relates to a solid body containing fibrous cellulose that measures 1000 nm or less in ...  
WO/2020/043860A1
The invention relates to a method for producing solid cellulose filaments from a fluid of the cellulose by extruding the fluid through a plurality of extrusion openings, whereby fluid filaments are produced, and solidifying the filaments...  
WO/2020/035901A1
The purpose of the present invention is to suppress a decrease in airflow resistance of a cellulose acetate tow band obtained from cellulose acetate that contains no or little titanium dioxide but can prevent spinning holes from clogging...  
WO/2020/025440A1
The invention relates to a nonwoven material (100, 101) and to a wiping cloth (200), a face mask (300) and a drying cloth (400) comprising the nonwoven material (100, 101), having a network (1) of shaped bodies (2), wherein the nonwoven ...  
WO/2020/022532A1
The present invention can provide a high-strength nanocellulose long fiber, which has extrusion stability such that the nanocellulose long fiber is extruded in a state in which nanocellulose is homogeneously dissolved and combined with a...  
WO/2020/013248A1
The purpose of the present invention is to reduce the clogging of spinning holes with lapse of spinning time in a cellulose acetate tow band in spite of the fact that cellulose acetate having a small titanium oxide content or containing ...  
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...  
WO/2019/237466A1
Disclosed is a method for preparing a regenerated cellulose fiber which is dyeable with a natural dye, comprising firstly adding a chitosan solution to a viscose spinning solution to prepare a viscose spinning solution-chitosan mixed sol...  

Matches 1 - 50 out of 4,178