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WO/2005/007945A1 |
The invention relates to the use of a Lyocell-type cellulosic staple fibre having a minimum value of the ratio of titer (in dtex) to cut length (in mm) of 0.10, as a padding fibre for covers, cushions, pillows, mattresses or nonwovens fo...
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WO/2005/007946A1 |
The invention relates to a method for producing thermally stable molding or spinning solutions containing cellulose, an aqueous stable tertiary amine oxide, preferably N-methylmorpholine-N-oxide (NMMO), a non-solvent for cellulose, espec...
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WO/2005/001174A1 |
This invention relates to a method of preparing cellulose solution which is homogeneous at relatively low temperature, in which a small amount of cellulose powder or polyvinylalcohol is dissolved in the liquid-state, concentrated N-methy...
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WO/2005/000945A1 |
The present invention relates to a method for making highly homogenized cellulose solution, wherein the cellulose solution is obtained by obtaining a solidified N-methylmorphorine-N-oxide (hereinafter, referred to as ‘NMMN’) hydrates...
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WO/2004/103412A2 |
The present invention relates to superabsorbent cellulose fiber (figs 1-3). The fiber can be used in a personal care products. The invention further includes a method of making the fiber.
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WO/2004/104277A1 |
A photoluminescent fibre (12) for the incorporation into a security document (4) is proposed, which is characterised in an anisotropic cross-section (9). A particularly pronounced and well observable effect when embedding such security e...
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WO/2004/088010A1 |
The invention relates to a method and device for producing Lyocell® fibers from a spinning solution containing water, cellulose and tertiary amine oxide. The spinning solution is extruded to form spun threads (10). The spun threads (10)...
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WO/2004/088009A1 |
The invention relates to a method for producing cellulosed molded articles having a functional effect. The method is characterized by charging cellulosed fibers or films with incorporated ion exchangers having bactericidal metal ions and...
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WO/2004/085720A1 |
The invention relates to a solid regenerated standard viscose fibre. The inventive fibre has a cross-section whose surface is greater than the surface of the largest equilateral triangle inscribed in said cross-section by a factor of les...
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WO/2004/081267A1 |
The method of making modified cellulose fibers from cellulose solution in N-methylmorpholine-N-oxide, which involves mixing ccllulose with aqueous N-methylmorpholine-N-oxide, evaporating and filtration of the spinning solution subsequent...
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WO/2004/070093A2 |
A filling material for use with pillows, comforters and other products includes a blend of down and Lyocell fiber. Various preparation, washing, drying, dedusting, and blending steps achieve the blended product. The filling material has ...
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WO/2004/054372A2 |
The invention relates to a spinning material comprising N-methylmorpholine-N-oxide (NMMO) containing water, cellulose dissolved therein, said cellulose being pre-treated in order to increase the solubility thereof, at least one organic a...
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WO/2004/046198A1 |
The invention relates to a method for the production of cellulose carbamate in an organic reaction medium, comprising the following reaction steps: a) in-situ activation of cellulose in the presence of an organic solvent which is not mis...
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WO/2004/039913A2 |
The invention relates to a process for the preparation of luminescent textile fibres characterized in that the fibres are treated with a composition comprising (a) one or more luminescent lanthanide chelates containing three organic anio...
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WO/2004/031458A1 |
The present invention is directed to a method for making solution spun fibers having decreased coefficient of friction and other improved properties such as wear resistance and the like, when compared to conventional solution spun fibers...
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WO/2004/027897A1 |
A film which slowly releases solids is prepared by dissolving cellulose in a solvent such as an alkali metal salt, for example L1Cl in a polar solvent such as DMAC, dispersing the solid in the solution and gelling the solution with water...
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WO/2004/025756A1 |
A separator for alkaline batteries is characterized by having a nonwoven fiber structure including polyamide fibers and solvent-spinning cellulose fibers as main fibers wherein the mass ratio of the polyamide fibers to the solvent spinni...
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WO/2004/022822A1 |
The invention relates to a cellulose fiber which is characterized by a biological decomposition rate of less than 60 percent after 20 weeks and in which the grade for sensitivity to eurotium rubrum at 85 percent atmospheric humidity is l...
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WO/2004/009881A1 |
A modified viscose fibre for preparing antibacterial yarn contains chitosan, the quaternary ammonium salt of chitosan and regenerated cellulose. The fibres could be made as filaments or staples, the antibacterial yarns are made up of the...
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WO/2004/007818A1 |
The invention relates to a method for producing shaped cellulose bodies according to the amine oxide method comprising the following steps: a cellulose solution is shaped in an aqueous tertiary amine oxide; the shaped solution is precipi...
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WO/2004/005595A1 |
The present invention concerns a process for the manufacture of solid regenerated viscose fibres, comprising the steps of: - spinning a viscose spinning dope through a spinneret comprising spinning holes into a regenerating bath thereby ...
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WO/2003/099872A1 |
The invention relates to a method for the production of cellulose carbamate by reactive extrusion and for the production of moulded bodies from regenerated cellulose. The method for the production of cellulose carbamate is based on the a...
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WO/2003/099873A1 |
The invention relates to a method for the production of homogenous mixtures of cellulose and urea and the transformation thereof into cellulose carbamate. The cellulose carbamates produced according to the invention are soluble in aqueou...
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WO/2003/100140A1 |
The invention relates to a wetting device (9) for mounting in a spinning installation (1) for producing filaments (6) from a spinning solution containing water, cellulose and tertiary amine oxide, a retrofit kit comprising one such wetti...
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WO/2003/099871A1 |
The invention relates to a method for the direct production of fibres, films, beads, sponges and other moulded bodies from cellulose carbamate which can be obtained by converting cellulose with urea at a high temperature and directly dis...
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WO/2003/080906A1 |
The invention relates to a method and a device for controlling the atmospheric conditions in a room (40) in which a spinning process is carried out for the production of continuous moulded bodies (11) from a spinning substance containing...
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WO/2003/076700A1 |
The present invention is a method for making an odor adsorbent tampon or related catamenial device. The method includes the steps of forming a plurality of fibers (26), preferably by extrusion, and impregnating or urging into or insertin...
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WO/2003/064735A1 |
The invention relates to an installation (1) for producing continuous shaped bodies (2) of a molding material, such as a spinning solution containing water, cellulose, and tertiary amine oxide. Continuous shaped bodies are produced by sp...
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WO/2003/062314A1 |
The invention relates to methods of making carbohydrate and polyol esters suitable for use as plasticizers for polymer compositions. The invention also relates to plasticized polymer compositions comprising such carbohydrate and polyol e...
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WO/2003/061542A1 |
High absorbency lyocell fibers are obtainable by hydrothermal treatment. The fibers can be treated with water at temperatures of at least about 60° C to provide lyocell fibers that can be formed into a random fibrous plug having a mass ...
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WO/2003/062818A1 |
The invention relates to a method for the spectroscopic analysis of viscose constituents, whereby the ATR technique is used for said analysis.
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WO/2003/057952A1 |
The invention relates to a device for producing endless shaped bodies from a molding compound, such as a spinning solution containing water, cellulose and tertiary amine oxide. The device (1) comprises a nozzle plate (3) with extrusion o...
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WO/2003/057951A1 |
The invention relates to device for producing endless shaped bodies from a molding compound, such as a spinning solution containing water, cellulose and tertiary amine oxide. The device (1) comprises a nozzle plate (3) with extrusion ope...
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WO/2003/054022A1 |
The invention relates to a method for improving the colour index of cellulose esters especially consisting of cellulose acetate. According to the inventive method, a delignified eucalyptus pulp is subjected to a preliminary treatment in ...
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WO/2003/038164A2 |
The invention relates to a method for treating solvent-spun cellulose fibers during which the fibers are brought into contact with a textile auxiliary in an alkaline medium. The inventive method is characterized in that a compound of gen...
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WO/2003/035973A1 |
The invention concerns a textile product obtained by spinning, comprising a polymer material containing copper dispersed therein, characterized in that said polymer material consists of at least a polymer or copolymer selected in the fam...
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WO/2003/029329A2 |
Cellulose is dissolved in an ionic liquid without derivatization, and is regenerated in a range of structural forms without requiring the use of harmful or volatile organic solvents. Cellulose solubility and the solution properties can b...
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WO/2003/024890A2 |
The invention relates to a system and method for continuous production of ceramic non-wovens, essentially comprising a mixing device for the production of a suspension consisting of ceramic powder, aqueous aminoxide and cellulose. The su...
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WO/2003/024891A2 |
The invention relates to an installation and method for producing straight ceramic fibres. Said installation essentially comprises a mixing device for producing a suspension of ceramic powder, aqueous amine oxide and cellulose. The suspe...
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WO/2003/015903A1 |
The present invention proposes a new formulation for the making of a cellulose acetate hollow fiber membrane for ultrafiltration with high water permeability, capable of oil and water separation with minimal energy consumption and low fo...
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WO/2003/014432A1 |
A precipitating bath (4) for holding a coagulation liquid for the precipitation of shaped bodies formed from a spinning solution has a bottom and at least one precipitating bath discharge nozzle (10) mounted in the bottom, the at least o...
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WO/2003/014436A1 |
A process for the preparation of cellulosic shaped bodies is provided in which a solution of cellulose in a tertiary amine N-oxide and, optionally, water is shaped in the hot state and the shaped solution is cooled with a gaseous medium ...
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WO/2003/014429A1 |
A spinneret for spinning cellulosic filaments fom a cellulose solution in a solvent has a plurality of nozzle plates (5) which each have a plurality of holes for the spinning of filaments, the nozzle plates (5) being located in a quadril...
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WO/2003/012182A1 |
The invention relates to a method for producing cellulose shaped bodies with a high water-retention capacity, according to the dry/wet extrusion method. According to said method, a solution of between 5 and 20 mass % cellulose in a terti...
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WO/2003/000966A1 |
A thermoplastic cellulose derivative composition which comprises, as a primary component, a cellulose ester having an aliphatic polyester side chain having a recurring unit having 2 to 5 carbon atoms, and exhibits a loss on heating at 20...
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WO/2003/000967A1 |
Disclosed is a simple, economical and safe method of producing cellulose fibers with the use of a cold-pad-batch process. The method comprises adding alkali into fibers or fiber goods at least partially comprising cellulose diacetate fib...
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WO/2002/097175A2 |
The invention relates to a method for the production of a cellulosic fiber or flat object by spinning or extruding a spinning or extrusion solution containing cellulose carbamate, which supplies cellulose materials containing carbamate g...
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WO/2002/090626A1 |
Disclosed are mineral fibers with multi functionality and preparation thereof. Mineral fibers with multi functionality are prepared by baking a mineral with a multi-sided crystal structure and a low-hardness mineral with a tabular or a s...
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WO/2002/085143A1 |
A cellulose aceatate Fiber (fig 2) having a outside surface area with a plurality of micro porous cavities or voids (fig 3) and a method of making the same.
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WO/2002/086206A1 |
The present invention provides compositions, useful for making lyocell fibers, having a high hemicellulose content, a low copper number and including cellulose that has a low average degree of polymerization (D.P.) (104), wherein greater...
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