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WO/2008/003243A1 |
A calamine viscose fiber, its process for preparing and application are disclosed. The viscose fiber contains 1%-6% calamine powder on dry basis. The calamine viscose fiber not only has the advantages including pure nature, degradability...
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WO/2008/000828A1 |
The present invention relates to the treatment of cellulose fibers with a swelling solvent and at least one silicone compound to reduce the crystalline constituents in the fiber. The method leads to a permanent bonding of the silicones a...
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WO/2007/143761A1 |
The present invention relates to Lyocell staple fibre consisting of a plurality of cut filaments, which is characterized in that at least part of said cut filaments exhibit an overall cross-sectional shape which is a bi- or multi-filar c...
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WO/2007/128268A2 |
The aim of the invention is to create a method for producing multicomponent cellulose fibers that have a reduced swelling capacity and an increased wet abrasion resistance. Said aim is achieved by dispersing 75 to 25 percent by volume of...
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WO/2007/124522A1 |
The present invention relates to a product selected from the group consisting of filter products, disposable absorbent products, wipe products and structural and/or reinforcement products characterized in that said product is made of or ...
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WO/2007/124521A1 |
The present invention relates to a process for the production of a hydroentangled product comprising cellulose fibers, comprising the steps of (a) extruding a solution comprising cellulose dissolved in an aqueous tertiary amine-oxide thr...
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WO/2007/121609A1 |
The use of the aqueous solution of sodium-hydroxide and sulfourea, specifically the use of the aqueous solution of sodium-hydroxide and sulfourea in producing cellulose products in pilot-scale, wherein sodium-hydroxide amounts to 8.1-12....
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WO/2007/101459A1 |
A spinning apparatus for producing fine threads by splicing, which comprises a plurality of protruding spinneret jets disposed in a spinneret jet portion and having spinning orifices from which the spinning dopes exit as monofils and hav...
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WO/2007/085624A1 |
The invention relates to polymer backbones, especially polysaccharide backbones, which are suitable for producing artificial tissue. The invention also relates to their use for producing artificial tissue and to artificial tissue produce...
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WO/2007/078554A2 |
A hollow-core fiber that is composed of a phthalyl substituted cellulose ester polymer having a degree of substitution of phthalyl moieties of greater than 0.13. The hollow-core fiber is useful as an absorbent or fluid transfer member in...
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WO/2007/076979A1 |
A solvent system for biopolymers in the form of carbohydrates which is based on a molten ionic liquid, with additives being present in the solvent system if appropriate, is described. This solvent system comprises a protic solvent or a m...
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WO/2007/070904A1 |
The invention relates to a method of producing a formed cellulosic article dyed using a vat dye, in particular a fibre or a film, comprising the following steps: providing a cellulosic starting material which comprises the vat dye in mol...
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WO/2007/026886A1 |
A polymer blend composed of polyrotaxane and other polymer material; and a molded item containing the same. There is provided a polymer blend comprising (1) polyrotaxane and (2)(a) polymer material soluble in at least one solvent, select...
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WO/2007/023777A1 |
The invention provides rayon fiber which is excellent in flameproofness and washing resistance in spite of its being made without halogenated flame retardants, phosphate flame retardants, and organic solvents and which can be biodegraded...
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WO/2007/023004A1 |
The invention relates to a deflection unit (12) which can be integrated into a spinning system, in particular, a spinning system for the extrusion of spinning fibres (7) from a spinning solution containing water, cellulose and tertiary a...
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WO/2007/022552A1 |
The present invention relates to a cellulosic moulded body containing a cellulose/clay nanocomposite, wherein the clay component of said nanocomposite comprises a material selected from the group consisting of unmodified hectorite clays ...
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WO/2007/015327A1 |
A process for producing a cellulose/gelatin composite viscose rayon filament, characterized by including the step of spinning while mixing a viscose spinning solution with a gelatin crosslinking solution. In this process, a cellulose/pro...
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WO/2007/000319A1 |
The invention relates to a method for producing bonded fabrics during which a solution of cellulose carbamate in N-methylmorpholine-N-oxide is forced through the holes of a nozzle beam and is stretched by a multiple by an air flow. The f...
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WO/2006/128346A1 |
This invention relates to a non-toxic process and system for producing cellulose products on a pilotscale, and particularly to a non-toxic process and system for producing cellulose products on a pilotscale that includes the use of sodiu...
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WO/2006/125484A1 |
The invention relates to the production of stacks of fibres which consist of spun threads (2) which are produced according to the Lyocell method from a spinning solution containing water, cellulose and tertiary aminoxide. According to th...
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WO/2006/118008A1 |
A low-resilience urethane foam cushion which is comfortable and has high flame retardancy. It sufficiently retains the unique texture and comfortableness inherent in low-resilience urethane foam materials for use as cushions or pillows. ...
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WO2006035458B1 |
The present invention relates to a process for preparing a non-woven cellulosic structure comprising the steps of extruding continuous filaments from a cellulosic solution; passing the extruded filaments through a regenerating liquid to ...
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WO/2006/071101A1 |
The present invention relates to a production of a cellulose solution which is homogeneous at low temperatures, by dissolving a small amount of the cellulose powder in concentrated liquid-state to lower the solidification temperature of ...
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WO/2006/070194A1 |
A method for forming a polycomponent fibre comprising a first, fibre-forming component comprising a polymer, and a second, component comprising an active ingredient that will selectively reduce or remove components of tobacco smoke, the ...
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WO/2006/066291A1 |
The invention relates to a cellulose moulded body, in particular viscose fibre or lyocell fibre. The inventive moulded bodies contain a modified substance in a microcapusulated form.
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WO/2006/060835A1 |
The present invention relates to the use of a multilobal cellulosic staple fiber as a filling fiber. Furthermore, the invention relates to a cellulosic staple fiber which is characterized in that - the cross-section of the fiber has thre...
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WO/2006/013378A1 |
Anti-microbial Iyocell fibres incorporate an anti-microbial composition which comprises a silver compound deposited on a support material in the form of porous particles having an extended surface area and comprising an oxidic material w...
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WO/2006/007020A1 |
A cigarette filter tow is a cellulose acetate tow having a high uncrimping energy (UCE) and a low fly. In one embodiment, the average UCE is greater than 280 and the average fly is less than or equal to 0.030 grams per 30 minutes. In ano...
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WO/2006/007013A2 |
In the manufacture of a fiber tow, particularly cellulose acetate tow, the tow is plasticized prior to entry into the crimper. The preferred plasticizer is water.
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WO/2006/007021A2 |
In the manufacture of a fiber tow, particularly cellulose acetate tow, a stuffer box crimper has a steam injector in communication with the stuffer channel of the crimper. The steam injector consists of a single pair of injectors vertica...
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WO/2006/007012A2 |
In the manufacture of a fiber tow, particularly cellulose acetate tow, a stuffer box crimper has a pair of tow edge lubricators adapted to lubricate the lateral edges of the tow immediately prior to contact with the nip rollers of the cr...
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WO/2006/000197A1 |
The invention relates to a method for producing molded cellulose bodies by using ionic liquids, especially 1,3-dialkylimidazolium halides, as solvents. According to said method, the cellulose is dissolved, the solution is shaped into fib...
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WO/2005/118922A1 |
A method for manufacturing silicate-containing fiber, wherein silicon dioxide is added to viscose manufactured of cellulose, and the formed mixture of viscose and silicon dioxide is directed via nozzles to a regeneration solution, to whi...
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WO/2005/118923A1 |
The invention relates to the use of a chemical conversion pulp that is produced by methods including an acidic bisulfite pulping method and at least one cold alkali refining step and one hot alkali refining step of the chemical pulp, for...
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WO/2005/116309A1 |
The invention relates to a method and a spinning head for producing continuous molded bodies from a spinning solution that contains water, cellulose and tertiary amine oxide. The spinning solution is first extruded to give continuous mol...
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WO/2005/113870A1 |
The invention relates to a method and device for producing Lyocell fibers that are extruded from a spinning material containing water, cellulose and tertiary amine oxide. The spinning material is produced from cellulose in a number of me...
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WO/2005/113869A1 |
The invention relates to a method and a device (1) for producing a cellulose solution that can be extruded to form continuous moulded bodies (2). According to the invention, a cellulose suspension is produced in a pulper (5), from cellul...
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WO/2005/113868A1 |
The invention relates to a method and a device for producing lyocell fibres, which are extruded from a cellulose solution consisting of water, cellulose and a tertiary amino oxide in a spinning head (25). The cellulose solution is obtain...
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WO/2005/108658A1 |
Polymeric structures, methods for making same, fibrous structures comprising same and fibrous product incorporating same are provided.
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WO/2005/106085A1 |
A method and apparatus for forming micro-fiber cellulosic nonwoven webs from a cellulosic solution. A cellulose solution is extruded through a first multiplicity of uniformly spaced apart nozzles (5) and upon exiting the nozzles is accel...
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WO/2005/093139A1 |
A fabric which comprises cellulose-mixed ester fibers having adequate values of strength, fiber diameter, evenness of fineness, and Tg. Fibers comprising 80-95 wt.% cellulose-mixed ester and 5-20 wt.% at least one compound, as a water-so...
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WO/2005/080661A1 |
The invention relates to a method for producing non-wovens, according to which a lyotropic solution of cellulose carbamate in N-methylmorpholine-N-oxide (NMMNO) is spun to several continuous threads into a precipitation bath via an air g...
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WO/2005/080660A1 |
The invention concerns a method for producing non-wovens during which a cellulose carbamate solution is spun by means of extrusion through a nozzle block having a number of openings into a precipitation bath to form a number of endless t...
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WO/2005/080649A1 |
The invention relates to high-strength fibres and other moulded bodies consisting of cellulose carbamate or cellulose and obtained by the regeneration of cellulose carbamate, and to the production thereof by extrusion of a solution of ce...
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WO/2005/073443A1 |
The invention relates to a method for treating solvent-spun cellulose fibers, whereby the fibers are contacted with a textile auxiliary. The inventive method is characterized by using as the textile auxiliary a compound of the general fo...
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WO/2005/073289A1 |
A simple and cost effective method of producing a polymer composite comprising a polymer matrix having metal nanoparticles incorporated therein comprises the steps of (i) mixing metal nanoparticles with a polymer dope; and (ii) solidifyi...
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WO/2005/068693A1 |
The invention relates to a lyocell-type cellulose fibre, characterised in that the ratio V of the fibre strength in the FFk conditioned state to the fibre elongation in the Fdk conditioned state is 2,.2 or less.
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WO/2005/061763A1 |
Rotary spinning processes, more particularly processes for making hydroxyl polymer-containing fibers using a rotary spinning die, hydroxyl polymer-containing fibers made by the processes and webs made with the hydroxyl polymer-containing...
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WO/2005/052227A1 |
The invention relates to a method for the production of cellulose fibres, whereby a cellulose solution in an aqueous tertiary amine oxide is formed into filaments using a spinning nozzle and introduced into a regenerating bath through an...
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WO/2005/045108A1 |
A fiber yarn which comprises a cellulose based filament yarn prepared from bamboo and has a fineness of 10 to 600 dtex and a twist of 0 to 3,000 T/M. The above fiber yarn using bamboo as a raw material meets to the requirement of an alte...
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