Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 3,759

Document Document Title
WO/2017/122673A1
To provide a hollow fiber reverse osmosis membrane with which a high level of permeability and removal performance is achieved, at a low cost of operation, when separating solids or separating solutes from a liquid mixture. A hollow fibe...  
WO/2017/116117A1
The present invention relates to a lyocell fiber and, more specifically, to a lyocell fiber, which has improved specific surface area since the cross-sectional shape of a monofilament contained therein is controlled, thereby enabling phy...  
WO/2017/111103A1
Nanofibers that retain crystallinity are obtained from a cellulose material by a light load. Alkali cellulose is produced by treating a material containing cellulose with an alkali metal hydroxide aqueous solution of 4-9 mass%; cellulose...  
WO/2017/111016A1
A method for producing a dry solid of cellulose nanofibers wherein the production method includes (A) a step for preparing a dispersion of cellulose nanofibers having an average fiber diameter of 2-500 nm dispersed in a mixed solvent of ...  
WO/2017/088826A1
The invention provides a regenerated cellulose fiber and a method preparing the same and an article manufactured from the same. The method comprises the steps of: first, dissolving a corncob fiber pulp and a chelating agent with a NMMO s...  
WO/2017/084542A1
Functional regenerated cellulose fiber comprises a graphene structure and non-carbon non-oxygen elements; the non-carbon non-oxygen elements comprise elements of Fe, Si, and Al; and the non-carbon non-oxygen elements account for 0.03wt%-...  
WO/2017/085436A1
Fibres suitable for use in the production of wound dressings comprise carboxymethyl cellulose and alginate in a total amount of at least 90% by weight of the fibre, the carboxymethyl cellulose and alginate are homogeneously distributed t...  
WO/2017/054698A1
A flame retardant staple fibre yarn and a preparation method therefor, and a weaving method for a fabric prepared therefrom. The flame retardant staple fibre yarn is prepared by blending organic silicon-nitrogen flame retardant viscose s...  
WO/2017/058980A3
Various processes are disclosed for producing nanocellulose materials following steam extraction or hot-water digestion of biomass. Processes are also disclosed for producing nanocellulose materials from a wide variety of starting pulps ...  
WO/2017/044030A1
The present invention relates to a novel sulfite dissolving pulp suitable for high tenacity applications having: a) a viscosity of 700-1000 ml/g; b) a R18 value of 93-95.5%; c) a R10 value in of 92-94%; d) a PD of 9-15; e) a proportion o...  
WO/2017/022848A1
The objective of the present invention is to improve the strength of a sheet under high humidity conditions, while maintaining high transparency, said sheet using a fine fiber into which a substituent is introduced. A sheet according to ...  
WO/2017/014382A1
The present invention provides a method for preparing a flame retardant composite fiber, and a flame retardant composite fiber prepared thereby, the method sequentially carrying out: a solution preparation step of preparing a glycerol so...  
WO/2017/002777A1
[Problem] To provide a modified nonwoven fabric that is provided with an amphiphilic surface and has an excellent ability to capture fine particles, good processability, high stability, high air permeability, etc., and an excellent air f...  
WO/2016/199060A1
The present invention relates to a method for manufacturing thermally stabilized, non-sticky and stretchable fibers, which may be further processed into intermediate carbon fibers and finally also carbon fibers. Uses of said fibers are a...  
WO/2016/192512A1
The present invention provides a preparation process for a cellulose solution. The preparation process comprises: continuously mixing NMMO having a low concentration and non-activated pulp on line, and dehydrating the mixed pre-mixed sol...  
WO/2016/197146A1
The present invention relates to a composition comprising a modified cellulosic surface having aliphatic fatty acid molecules and amine-silica particles that are covalently bonded to cellulose fibers of the cellulosic surface. Also discl...  
WO/2016/188274A1
The present invention relates to the technical field of textile fiber processing. Disclosed is a matte high-strength, low-stretch viscose fiber. he viscose fiber is produced from a pulp raw material that sequentially undergoes impregnati...  
WO/2016/191500A1
Disposable cleaning wipes having a use indicator are provided that are suitable for use in home and industrial cleaning applications. The cleaning wipes comprise cellulosic fibers, an antimicrobial agent and an indicator complex, the ind...  
WO/2016/188310A1
Provided is a multifunctional viscose fibre comprising viscose fibres, graphene and nanosilver, wherein the nanosilver is loaded on a graphene slice layer in situ. Provided is a method for preparing multifunctional viscose fibres, charac...  
WO/2016/188275A1
A high-strength, low-stretch viscose fiber and a manufacturing method therefor. The high-strength, low-stretch viscose fiber is produced from a pulp raw material that sequentially undergoes impregnation, grinding, pressing and crushing, ...  
WO/2016/184390A1
A spinning forming method for coloured flame-retardant viscose filaments and staple fibres without dyeing, comprising: providing a mixed spinning liquor prepared by mixing a silicon-nitrogen flame retardant, a mill base and an alpha cell...  
WO/2016/182137A1
The present invention relates to a fiber beauty product using paper mulberry, and a manufacturing method therefor. The manufacturing method comprises: a step of manufacturing paper mulberry cotton by white-blast-processing the bark of th...  
WO/2016/181034A1
The present invention concerns a process for removing ions from waste water, which process comprises providing plant-derived cationic nanofibrillar cellulose, carrying out a purification treatment comprising sorption of ions contained in...  
WO/2016/181035A1
The present invention concerns a process for removing metal ions from waste water, which process comprises providing plant-derived anionic nanofibrillar cellulose, carrying out a purification treatment comprising sorption of positively c...  
WO/2016/174619A1
The present invention relates to a ground cover mulch comprising cellulose carbamate (CCA). Also methods for its manufacture and use thereof are disclosed together with use of CCA.  
WO/2016/167267A1
Provided is a hollow-fiber-type semipermeable membrane, characterized in that the inside diameter is greater than 250μm but no greater than 700 μm. Even when a high-viscosity draw solution is flowed through the hollow portions of the s...  
WO/2016/140357A1
The present invention pertains to a rayon yarn for use in an airlaid nonwoven fabric and having an average crimp rate of 15-75%, inclusive. This rayon yarn for use in an airlaid nonwoven fabric is produced by using a method for producing...  
WO/2016/140356A1
The present invention pertains to a rayon yarn for use in a wet-laid nonwoven fabric and having an average crimp rate of 16-45%, inclusive. This rayon yarn for use in a wet-laid nonwoven fabric is produced by using a method for producing...  
WO/2016/140307A1
The purpose of the present invention is to prepare a novel cellulose acetate fiber via a production method that includes a dry-spinning step for spinning a cellulose acetate solution dissolved in a mixed solvent of acetone and water, sai...  
WO/2016/123643A1
A process for producing a man-made cellulosic moulded body using a reclaimed man-made cellulosic raw material, including the steps of forming a cellulose solution by dissolution of cellulosic raw material, the extrusion of the cellulose ...  
WO/2016/115637A1
The invention relates to novel absorbent fibres/filaments from low-substituted carboxymethyl cellulose and the method of producing same. The filaments are produced by wet spinning, wherein the spinning dope is entirely comprised of low-s...  
WO/2016/104852A1
The present invention relates to a thermoplastic cellulose ester yarn and a method for producing same, and more specifically, to an invention introducing a cellulose-based resin derived from a specific pulp, thereby greatly improving mel...  
WO/2016/104853A1
The present invention relates to a molten cellulose ester resin and a molten cellulose ester chip using same, and relates to an invention introducing a cellulose-based resin derived from a pulp having a specific physical property, thereb...  
WO/2016/102782A1
The present invention relates to a process for producing high tensile strength nanofiber yarn by wet-extrusion on a slippery surface. In particular, the present invention discloses a method wherein individual nanocellulose fibers are ali...  
WO/2016/099075A1
The present invention relates to a synthetic resin and a synthetic fiber containing linolenic acid, and a method for producing the same. The synthetic resin or synthetic fiber of the present invention contains 0.7 to 2.5% by weight of ve...  
WO/2016/092024A1
The present invention relates to polymer compositions comprising at least one basic additive, and processes comprising at least one process step to obtain the polymer composition or articles comprising the polymer composition. The polyme...  
WO/2016/084115A1
A tow band production method comprises: a spinning step in which a plurality of filaments F are spun using a spinning solution containing acetone; a roll feed step in which the plurality of filaments F are brought into contact with the p...  
WO/2016/078523A1
The invention relates to a graphene-containing viscose fibre and a preparation method therefor. The graphene therein is a non-oxidized graphene with a layer number of not more than 10. The preparation method comprises introducing the gra...  
WO/2016/080895A1
The present invention relates to a process for the production of treated pulp comprising the steps of: i. providing a fibre source material; ii. subjecting the fibre source material to pre-hydrolysis; iii. subjecting the pre-hydrolysed f...  
WO/2016/078960A1
The invention relates to a method for producing carbon fibres from cellulose fibres, characterised in that a) cellulose is reacted with a phosphorus compound in the presence of an ionic liquid to produce a phosphorus-containing cellulose...  
WO/2016/070476A1
A method for preparing an antibacterial nanofiber, comprising the following steps: with mass as the unit, mixing acetone, dimethylacetamide and water and then formulating same into a solvent, adding cellulose acetate particles and silver...  
WO/2016/065377A1
The present invention relates to fibrillated lyocell fibers which have a fibrillation ratio Q of 20 or more and whose content of microfibers with a fineness of less than 14 mesh and a diameter of less than 2 μm is at least 50%, and to t...  
WO/2016/065376A1
The invention relates to a nonwoven fabric which contains cellulose fibers that contain at least to some extent zinc oxide particles incorporated therein, and which is additionally impregnated with a liquid, and to a method for productio...  
WO/2016/060120A1
The present invention addresses the problem of providing a salt water thickener which uniformly (favorably) disperses fine cellulose fibers even in a liquid in which salt (electrolyte) is present. By forming a salt water thickener that c...  
WO/2016/055297A1
A value or security product (100) is described, which has a carrier material (110) which is produced from regenerated cellulose modified by covalently bonded chemical radicals. The regenerated cellulose modified by covalently bonded chem...  
WO/2016/052998A1
The present invention relates to a lyocell crimped fiber, which is manufactured by crimping a lyocell multi-filament prepared by spinning a lyocell spinning dope containing a cellulose pulp and an aqueous solution of N-methylmorpholine-N...  
WO/2016/035473A1
In the present invention, a solution obtained by dissolving cellulose acylate in a solvent is emitted from the leading-end opening of a nozzle. In the solution emitted from the leading-end opening, the saturated vapor pressure Ps of the ...  
WO/2016/035458A1
The present invention pertains to a nanofiber production process which comprises: discharging, from the tip of a nozzle (13), a solution (25) obtained by dissolving a cellulosic polymer in a solvent; and applying a voltage between the so...  
WO/2016/021277A1
The purpose of the present invention is to provide: regenerated cellulose fibers which are able to be suppressed in environmental load and are also able to be easily and reliably increased in elastic modulus; a composite material which c...  
WO/2016/003145A1
The present invention relates to a lyocell material for a tobacco filter, and a preparation method therefor and, more specifically, can provide a modified cross-section lyocell fiber for a tobacco filter capable of exhibiting physical pr...  

Matches 1 - 50 out of 3,759