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Patent Searching and Data


Matches 401 - 450 out of 3,238

Document Document Title
WO/2012/017034A1
A cord, in particular for reinforcing tyres, containing a cellulosic multifilament yarn, characterized in that the cellulosic multifilament yarn has a strength of at least 35 cN/tex and the individual filaments of the multifilament yarn ...  
WO/2012/012813A1
The present invention relates to a cellulosic regenerated fibre which contains an incorporated luminous pigment and an incorporated colour pigment and the use of these for the production of yarns, textile fabrics and an article of reflec...  
WO/2012/008401A1
The present invention provides a purified cellulose fiber production process which can produce a regenerated cellulose fiber having the same level of strength as that of rayon using an ionic liquid having high thermal stability without p...  
WO/2012/004583A1
The present invention provides a process for producing cellulose shaped articles in which a) cellulose is at least partly dissolved at a temperature of about 100°C or lower in a dope comprising an ionic liquid and a cosolvent to form a ...  
WO/2012/002729A2
The present invention relates to a dope for spinning lyocell, comprising cotton linter pulp and an aqueous solution of N-methylmorpholine-N-oxide (NMMO), to a method for preparing a lyocell filament fiber using the dope, to a lyocell fil...  
WO/2011/154370A1
Process for reusing an ionic liquid, wherein a) after use of the ionic liquid, a composition comprising the used ionic liquid and other constituents is obtained, b) optionally, this composition is worked up to increase the content of the...  
WO/2011/154134A1
In a process for producing a product, more particularly formed articles, from a foundational substance in a device (2) for mixing the foundational substance with a solvent, wherein the foundational substance to produce a formable solutio...  
WO/2011/140643A1
Cellulose nanofilaments from cellulose fibers, a method and a device to produce them are disclosed. The nanofilaments are fine filaments with widths in the sub-micron range and lengths up to a couple of millimeters. These nanofilaments a...  
WO/2011/137470A1
The objective of this invention is to enable the production of coloured shaped flame retardant cellulosic articles such as fibres and to use them to produce fabrics and similar items simply and at lower cost than if they were coloured by...  
WO/2011/128322A2
A method for the spinning of a fibre comprising cellulose nano-fibrils being aligned along the main axis of the fibre from a lyotropic suspension of cellulose nano-fibrils, said nano-fibril alignment being achieved through extension of t...  
WO/2011/124387A1
In a process for producing a product, in particular moulded bodies, from a base substance in a device (2) for mixing the base substance with a solvent, wherein the base substance for producing a moulding solution is mixed with the solven...  
WO/2011/118746A1
Provided is a method for producing a highly concentrated cellulose nanofiber dispersion liquid with outstanding fluidity and transparency, with low energy and high efficiency. Specifically, in the presence of (1) an N-oxyl compound and (...  
WO/2011/117111A1
The present invention relates to the use of a cellulose fiber comprising a chitosan and/or a chitosan salt in incorporated form and/or a chitosan and/or a chitosan salt on the surface for production of an article which, in use, is in con...  
WO/2011/108461A1
Disclosed are cellulose nanofibers which have an average polymerization degree of 600-30,000 (inclusive), an aspect ratio of 20-10,000 and an average diameter of 1-800 nm, while having an X-ray diffraction pattern with a Iβ-type crystal...  
WO/2011/100777A1
The invention relates to a mixture for producing a fiber or a molded part, said mixture containing at least one polymer solution, in particular a cellulose solution, and an adsorbing agent, wherein said mixture comprises a removable resi...  
WO/2011/096529A1
Disclosed is a cationised novel microfibrillated plant fibre and a manufacturing method for the same. The cationised microfibrillated plant fibre is cationised using a compound containing a quaternary ammonium group, and the average fibr...  
WO/2011/079331A1
The invention relates to a molded cellulose body which contains a functional substance having low impregnation efficiency, to the use thereof and to a method for introducing functional substances of low impregnation efficiency into a mol...  
WO/2011/080826A1
Disclosed is a flameproof rayon fiber which contains a silicon component and a sodium component therein and which, when burnt at 800°C, forms a vitreous residue that has a property of softening at 800°C. Further, the flameproof rayon f...  
WO/2011/048420A1
The present invention concerns a biodegradable fibre comprising composite filaments of cellulose and cellulose acetate, and a process for making such a fibre comprising providing a solution dope comprising a blend of cellulose and cellul...  
WO/2011/048609A2
The present invention provides a process for producing low fibrillating cellulose fibers by a dry-jet- wet spinning process wherein cellulose is treated with a solvent containing imidazolium ionic salt in a spinneret maintained at a temp...  
WO/2011/048397A1
The present invention concerns a biodegradable cigarette filter tow comprising composite filaments of cellulose and cellulose acetate, and a process for making such a filter tow comprising providing a solution dope comprising a blend of ...  
WO/2011/045673A1
The present invention relates to flame-retardant Lyocell fibers which include incorporated inorganic additives which are particularly suited for use in flame barriers for articles of manufacture, such as mattresses and upholstered furnit...  
WO/2011/038568A1
A solvent spun bamboo fiber with a high wet modulus and a producing method thereof are disclosed. The producing method includes: activating by adding a bamboo pulp into deionized water, adjusting the pH value, adding cellulase and adjust...  
WO/2011/032191A1
The present invention relates to a cellulosic regenerated fiber, which contains a pigment that is spun in and a fluorescent dye that is applied by overdying, the use thereof to produce yarns and sheet materials, and a method for producin...  
WO/2011/026159A1
The invention relates to a fire-retardant regenerated cellulose fiber for textile uses which also satisfy the requirements for industrial laundry, for example. The invention further relates to the use of said fiber for producing yarns an...  
WO/2011/026160A1
The invention relates to cellulose fibres having an improved dosing ability, to a method for the production thereof and to the use thereof for reinforcing composite materials, in particular thermoplastic polymers.  
WO/2011/022740A1
The invention relates to carboxyethyl cellulose fibers, to a method for producing the same and to their use for wound treatment, especially in wound dressings, in other products for medical applications such as swabs, bandages and the li...  
WO/2011/012423A1
The present invention relates to a regenerated cellulose staple fibre selected from the group consisting of a) standard viscose fibres and b) bulky flat fibres whose cross section has a ratio of width W to thickness T of W:T < 5, prefera...  
WO/2011/012422A1
The invention relates to the use of a regenerated cellulose fibre into which carboxymethylcellulose has been incorporated in a flame-retardant product.  
WO/2011/012424A1
The invention relates to regenerated cellulose fibre characterized by the combination of the following properties:- the fibre in the dry state has a collapsed hollow cross-sectional structure; - the fibre in the wet state has a cross-sec...  
WO/2010/146873A1
Disclosed is a process for producing amylase-containing rayon fibers, which comprises a step of mixing an aqueous alkaline solution of an amylose with viscose to prepare a mixed solution and a step of spinning the mixed solution to produ...  
WO/2010/144925A1
The present invention relates to UV protective fabrics, whereupon these fabrics are made of UV protective cellulosic fibres, namely manufactured by the Modal or the Lyocell process. Besides the permanent and inherent protection against U...  
WO/2010/146875A1
Disclosed is a process for producing amylase-containing rayon fibers, which comprises a step of mixing an aqueous alkaline solution of an amylose with viscose to prepare a mixed solution, and a step of spinning the mixed solution to prod...  
WO/2010/143722A1
Disclosed is a cellulose fiber which enables the production of a cellulose complex having high transparency, a low linear expansion coefficient and a high elastic modulus. Specifically disclosed are: a process for producing a modified ce...  
WO/2010/133708A1
The fireproof viscose is obtained by adding silica to the viscose and subsequently fixing the silica to the fibre, such that the final fireproof fibre includes regenerated cellulose and a silicic polymer that confers fireproof properties...  
WO/2010/122954A1
A metal adsorbent which can adsorb a wide variety of metals, can conform to various uses, and adsorbs metals in large amounts. Metal adsorbents in various forms, which have the property of highly efficiently adsorbing metals, are produce...  
WO/2010/116794A1
In the oxidation of a cellulose raw material with an oxidizing agent in the presence of an N-oxyl compound and a bromide and/or an iodide, a liquid waste produced in the oxidation is desalted by means of electrophoresis until the inorgan...  
WO/2010/116826A1
A cellulosic raw material is oxidized with an oxidizing agent in water in the presence of (1) an N-oxyl compound and (2) a bromide, an iodide, or a mixture thereof to prepare an oxidized cellulosic raw material, and the oxidized material...  
WO/2010/115785A1
The present invention relates to a process for the production of nano-fibrillar cellulose gels by providing cellulose fibres and at least one filler and/or pigment; combining the cellulose fibres and the at least one filler and/or pigmen...  
WO/2010/112896A1
The present invention relates to the production of treated natural fibres in order to render then relatively hydrophobic and to improve various structural and chemical properties thereof. The invention is also concerned with the uses of ...  
WO/2010/104458A1
There is disclosed a process for the manufacturing of shaped cellulose materials from lignocellulose wherein a dissolving grade pulp is manufactured and dissolved in an aqueous alkaline or acidic solvent system forming a solution suitabl...  
WO/2010/095574A1
Disclosed is a complex comprising (A) cellulose nanofibers each having a carboxyl group or a carboxylate group on the surface and (B) metal nanoparticles, wherein the metal nanoparticles (B) are supported via the carboxyl group or the ca...  
WO/2010/095049A1
The present disclosure relates to a method of forming fibers. First and second precursors, each possessing a core and at least one functional group known to have click reactivity, are mixed. The mixed precursors are then extruded under h...  
WO/2010/079440A2
Synthetic fibers are known from the prior art. For the application of holistic medicine, methods and objects are known that emit subtle energy through application to articles of clothing. It is problematic that these objects do not remai...  
WO/2010/043889A9
A method for the spinning of a fibre comprising cellulose nano-fibrils being aligned along the main axis of the fibre from a lyotropic suspension of cellulose nano-fibrils, said nano-fibril alignment being achieved through extension of t...  
WO/2010/071906A1
The present invention relates to cellulose molded bodies which are easy to meter and to the use thereof for producing composite materials by mixing them into a polymer melt. In a possible embodiment, first moldings are produced from such...  
WO/2010/050425A1
Disclosed is fibers made from thermoplastic cellulose ester composition, and the thermoplastic cellulose ester composition that configures the fibers, which can maintain excellent mechanical properties even after high-temperature dyeing,...  
WO/2010/041270A2
The invention relates to a process for charging a polymeric product with attribute imparting agent(s) to the polymeric product prepared by the process and to a composition for preparing the polymeric product capable of retaining the acqu...  
WO/2010/025858A2
The invention relates to cellulosic moldings having very finely distributed zinc pigments after the dry-wet extrusion method. Said method results in cellulosic moldings, which compared to unmodified cellulose fibers have a high degree of...  
WO/2009/135875A1
The present invention relates to a method for dissolving cellulose. The method comprises -introducing cellulosic raw material, -treating the cellulosic raw material in an enzymatic treatment process, -mixing the cellulosic raw material a...  

Matches 401 - 450 out of 3,238