Class / Patent application number | Description | Number of patent applications / Date published |
428374000 | Fibers or filaments nonconcentric (e.g., side-by-side or eccentric, etc.) | 20 |
20080241532 | Composition for Yarns, Yarns Possessing Improved Properties and Use of These Yarns - The invention relates to a composition for yarns, fibres or filaments which can be deposited on these yarns, fibres or filaments in order to improve the properties of these yarns, fibres or filaments, in particular the resistance to abrasion. The invention also relates to a process for producing these yarns, fibres or filaments, and also to a rope comprising these yarns, fibres or filaments, and to their use. | 10-02-2008 |
20080305331 | High tenacity polyethylene yarn - A process for preparing ultra-high molecular weight polyethylene (UHMWPE) multi-filament yarns having improved tensile properties and the yarns and articles thereby produced. | 12-11-2008 |
20090022989 | POLYESTER DIFFERENT-CONTRACTION COMMINGLED YARN - High-quality differential-shrinkage polyester combined filament yarn having good color tone and being free from fluffing can be made from a polyester polymer produced by using a catalyst comprising (I) a mixture consisting of a Ti compound component composed of one or more members selected from among titanium alkoxides of the general formula (I) and products of reaction of these alkoxides with carboxylic acids of the general formula (II) or anhydrides thereof and a P compound component consisting of a compound of the general formula (III) and/or (2) a product obtained by reacting a Ti compound component composed of one or more members selected from among titanium alkoxides of the general formula (I) and products of reaction of these alkoxides with carboxylic acids of the general formula (II) or anhydrides thereof with a P compound component consisting of a compound of the general formula (IV). | 01-22-2009 |
20090029165 | THERMOADHESIVE CONJUGATE FIBER AND MANUFACTURING METHOD OF THE SAME - A major object of the invention is to provide a thermoadhesive conjugate fiber with low heat shrinkability and high adhesion having low orientation and high elongation and having extremely satisfactory card-passing properties. The object of the invention can be achieved by a thermoadhesive conjugate fiber made of a fiber forming resin component and a crystalline thermoplastic resin having a melting point of at least 20° C. lower than that of the fiber forming resin component and having a breaking elongation of from 60 to 600%, a dry heat shrinkage percentage at 120° C. of from −10.0 to 5.0%, and more preferably a percentage of crimp/number of crimps of 0.8 or more; and a manufacturing method of a thermoadhesive conjugate fiber, which includes drawing an undrawn yarn of a conjugate fiber taken up at a spinning rate of from 150 to 1,800 m/min in a low draw ratio of from 0.5 to 1.3 times at a temperature higher than both a glass transition temperature of a major crystalline thermoplastic resin of the thermo-adhesive resin component and a glass transition temperature of the fiber forming resin component and simultaneously subjecting to a fixed-length heat treatment and subsequently subjecting to a heat treatment under no tension at a temperature of at least 5° C. higher than the temperature of the fixed-length heat treatment. | 01-29-2009 |
20090297848 | PELLET CONTAINING FLAT GLASS FIBERS, MOLDED THERMOPLASTIC RESIN CONTAINING FLAT GLASS FIBERS, AND PROCESSES FOR PRODUCING THESE - It is an object of the invention to provide a starting material for glass fiber-containing thermoplastic resin molded articles that not only exhibits superior tensile strength but also excellent impact strength and improved surface smoothness. Suitable flat glass fiber-containing pellets | 12-03-2009 |
20090311527 | Functional Fiber for Preventing Forgery - The present invention relates to a functional fiber for preventing forgery, more particularly functional fiber for preventing forgery which exerts functionality by mixing special pigments to composite fibers of side by side shape on which two components are attached. | 12-17-2009 |
20100062251 | MULTICOMPONENT TAGGANT FIBERS AND METHOD - Taggant fibers and methods of use provide for enhanced protection and security when the fibers are used in documents such as land titles, currency, passports and other documents of value. The taggant fibers consist of a minimum of two separate zones with each zone containing a different taggant to emit different wave lengths when excited. The taggants may consist of organic or inorganic compounds as are conventionally known and can be manufactured using for example polymeric materials which can be extruded during the fiber manufacturing process. A first zone may comprise a fiber sheath which includes a taggant and a second or inner zone or core which may be formed into a company logo having letters with different or the same taggants. Authentication of the fibers or documents containing such fibers can be readily viewed using conventional techniques. | 03-11-2010 |
20100203330 | METHOD OF COATING METAL FILAMENT WITH RUBBER, METHOD OF PRODUCING CORD, CORD, RUBBER COATING APPARATUS AND CORD PRODUCING APPARATUS - An object of the present invention is to make it possible to provide a cord, in particular, a cord for reinforcing a rubber article in which rubber permeation properties are improved by coating filaments as constituents of the cord with rubber in a reliable and stable manner. The cord of the present invention is produced by, when the metal filament is guided to an extruder and extruded together with rubber from a mouthpiece of the extruder so that the metal filament is coated with the rubber, juxtaposing plural metal filaments in the mouthpiece and extruding the metal filaments together with rubber. | 08-12-2010 |
20100297443 | ULTRAFINE COMPOSITE FIBER, ULTRAFINE FIBER, METHOD FOR MANUFACTURING SAME, AND FIBER STRUCTURE - An ultrafine composite fiber of the present invention is obtained by heating and melting a composite-resin-formed product in front of a supply-side electrode and/or in a space between electrodes and extending the composite-resin-formed product by electrospinning, wherein the composite-resin-formed product is a solid-state composite-resin-formed product having two or more phases and including a resin that has a volume specific resistance of 10 | 11-25-2010 |
20110045293 | PROCESS FOR THE PREPARATION OF UHMW MULTI-FILAMENT POLY(ALPHA-OLEFIN) YARNS - A process for preparing ultra-high molecular weight poly(alpha-olefin) (UHMWPO) multi-filament yarns having improved tensile properties at higher productivity. The process includes drawing a solution yarn, then drawing a gel yarn and then drawing a dry yarn continuously in sequence to form a partially oriented yarn, winding up the partially oriented yarn, unrolling the yarn, drawing the partially oriented yarn to form a highly oriented yarn, cooling the highly oriented yarn under tension and winding up the highly oriented yarn. | 02-24-2011 |
20110097581 | IN-FIBER FILAMENT PRODUCTION - In a fiber there is provided a fiber matrix material having a fiber length; and an array of isolated in-fiber filaments that extend the fiber length. The in-fiber filaments are disposed at a radius in a cross section of the fiber that is a location of a continuous filament material layer in a drawing preform of the fiber. As a result, there is provided a fiber matrix material having a fiber length; and a plurality of isolated fiber elements that are disposed in the fiber matrix, extending the fiber length, where the plurality is of a number greater than a number of isolated domains in a drawing preform of the fiber. | 04-28-2011 |
20110250450 | EXTRUDED COMPONENT WITH ANTIMICROBIAL GLASS PARTICLES - An extruded component formed from an extruded material having antimicrobial components is disclosed. The extruded material may be formed from polymers and formed into a generally elongated shape. The antibacterial components may be included within at least a portion of the material forming the extruded component. The extruded component may be a filament and may include silver glass particles. In some embodiments, the extruded component may be a single component system, a bi-component system, or a tri-component system. | 10-13-2011 |
20120003472 | FLAME-RESISTANT YARN - A yarn having flame-resistant properties comprises a blend of: (a) between 20% and 50% by mass of p-aramid fibres; (b) between 0% and 40% by mass of fire-resistant rayon fibres; and (c) between 0% and 60% by mass of modacrylic fibres, the yarn having a coating of resin polymer and organic pigment. | 01-05-2012 |
20130149532 | FIBER FABRICATION METHOD AND THE FIBER FABRICATED THEREBY - Provided are fiber fabrication method and the fiber fabricated thereby. In this method, different monomer solutions are electrospun through nozzles whose outlets are stuck to each other and simultaneously interfacially polymerized to form a polymer fiber without a complicated process of preparing a polymer solution. Therefore, a polymer fiber can be simply prepared. | 06-13-2013 |
20140106167 | METHOD FOR HYBRID DRY-JET GEL SPINNING AND FIBER PRODUCED BY THAT METHOD - A method of spinning a polyacrylonitrile PAN-based precursor fiber comprises extruding a spinning solution of ultra-high molecular weight polyacrylonitrile polymer through a multi-filament spinnerette where the solution has a viscosity of between about 100 and about 300 Pa-sec (at a shear rate of 1 l/sec) at a dope extrusion temperature of between about 20° C. and about 26° C., producing a fiber having a diameter of between about 4 and about 10 micron, a tensile strength of between about 500 and about 1100 MPa, and an elastic modulus between about 13 and about 18 GPa. | 04-17-2014 |
20140170415 | Multicomponent Fiber Containing a Polyarylene Sulfide - A multicomponent fiber that contains two or more components arranged in distinct zones across the cross-section of the multicomponent fiber is provided. The components are arranged in a sheath/core configuration in which the core component is substantially surrounded by the sheath component. One of the sheath and the core is formed from a polyarylene sulfide composition and the other of the sheath and the core is formed from a thermoplastic composition that contains a thermoplastic polymer other than a polyarylene sulfide. Further, the polyarylene sulfide is “functionalized” in that it contains at least one functional group in its molecular structure (e.g., at its molecular terminal end). Without intending to be limited by theory, it is believed that such functional groups can improve the adhesion between the core and sheath components, thereby resulting in a fiber having improved thermal and mechanical properties. | 06-19-2014 |
20140248491 | Extruded Component With Antimicrobial Glass Particles - An extruded component formed from an extruded material having antimicrobial components is disclosed. The extruded material may be formed from polymers and formed into a generally elongated shape. The antibacterial components may be included within at least a portion of the material forming the extruded component. The extruded component may be a filament and may include silver glass particles. In some embodiments, the extruded component may be a single component system, a bi-component system, or a tri-component system. | 09-04-2014 |
20150329991 | COMPOSITE SPINNERET, MULTICOMPONENT FIBER, AND METHOD OF PRODUCING MULTICOMPONENT FIBER - A multicomponent fiber includes a sea component and an island component, wherein in cross-section observation of the multicomponent fiber, the multicomponent fiber includes a sea-island region with the plurality of island components arranged in the sea component; and one or more sea component regions formed only of the sea component between the sea-island region, and a width (H) of the sea component region is larger than a maximum value of a distance (W) between island components existing in the sea-island region and neighboring each other. | 11-19-2015 |
20150337464 | POLYOLEFIN YARNS AND METHOD FOR MANUFACTURING - The invention relates to a multifilament yarn having a tenacity of at least 30 cN/dtex, and comprising a plurality of spun ultrahigh molecular weight polyolefin filaments characterized in that the titer of any one of said spun filaments is at least 10 dtex. | 11-26-2015 |
20160122908 | POLYER/FILLER/METAL COMPOSITE FIBER AND PREPARATION METHOD THEREOF - The present invention relates to a polymer/filler/metal composite fiber, including a polymer fiber comprising a metal short fiber and a filler; the metal short fiber is distributed as a dispersed phase within the polymer fiber and distributed in parallel to the axis of the polymer fiber; the filler is dispersed within the polymer fiber and distributed between the metal short fibers; the filler does not melt at the processing temperature of the polymer; said metal is a low melting point metal and selected from at least one of single component metals and metal alloys, and has a melting point which ranges from 20 to 480° C., and, at the same time, which is lower than the processing temperature of the polymer; the metal short fiber and the polymer fiber have a volume ratio of from 0.01:100 to 20:100; the filler and the polymer have a weight ratio of from 0.1:100 to 30:100. The composite fiber of the present invention has reduced volume resistivity and decreased probability of broken fibers, and has a smooth surface. The present invention is simple to produce, has a lower cost, and would be easy to industrially produce in mass. | 05-05-2016 |