| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 428359000 | Staple length fiber | 22 |
| 20080261041 | COMPOSITE FACERS, WALLBOARDS WITH PROTECTIVE COMPOSITE FACERS AND METHODS OF MANUFACTURE - Composite facers used for the top and/or bottom facings of wallboard cores, with the facers made from resin impregnated synthetic veils and randomly oriented glass fiber reinforcements, wallboard made with the composite facers, and methods of manufacture of the facers and of the wallboard. | 10-23-2008 |
| 20090035568 | POLYTRIMETHYLENE TEREPHTHALATE HOLLOW COMPOSITE STAPLE FIBERS AND PROCESS FOR PRODUCING SAME - The polytrimethylene terephthalate hollow composite staple fibers exhibiting a latent crimping property and high bulkiness and elastic recovery and useful for nonwoven, woven and knitted fabrics and cushioning materials, have a hollow side-by-side or core-in-sheath type structure formed from two polytrimethylene terephthalate resin components one of which has an intrinsic viscosity of 0.50 to 1.40 dl/g and other one of which has an intrinsic viscosity of 0.40 to 1.30 dl/g and 0.1 to 0.5 dl/g below that of the former, and having a hollow part with a cross-sectional area of 2 to 15% of the total cross-sectional area, and exhibit, after the hollow composite staple fibers are formed into a web having a basis weight of 30 g/m | 02-05-2009 |
| 20090075076 | IMPACT RESISTANT STRAIN HARDENING BRITTLE MATRIX COMPOSITE FOR PROTECTIVE STRUCTURES - An extremely ductile fiber reinforced brittle matrix composite is of great value to protective structures that may be subjected to dynamic and/or impact loading. Infrastructures such as homes, buildings, and bridges may experience such loads due to hurricane lifted objects, bombs, and other projectiles. Compared to normal concrete and fiber reinforced concrete, the invented composite has substantially improved tensile strain capacity with strain hardening behavior, several hundred times higher than that of conventional concrete and fiber reinforced concrete even when subjected to impact loading. The brittle matrix may be a hydraulic cement or an inorganic polymer. In an exemplary embodiment of the teachings, the composites are prepared by incorporating pozzolanic admixtures, lightweight filler, and fine aggregates in Engineered Cementitious Composite fresh mixture, to form the resulting mixtures, then placing the resulting mixtures into molds, and curing the resulting mixtures. | 03-19-2009 |
| 20090258226 | PREPARATION OF VERY HIGH MOLECULAR WEIGHT POLYAMIDE FILAMENTS - Disclosed is the preparation of very high molecular weight polyamide, e.g., nylon, filaments, as indicated by such filaments exhibiting a very high Relative Viscosity (RV) value. Such filaments can be used to prepare polyamide staple fibers which are especially useful for industrial applications such as in papermachine felts. The filament preparation process involves a melt phase polymerization (MPP) procedure, optionally carried out in combination with a solid phase polymerization (SPP) procedure. Both of these procedures serve to increase the molecular weight and hence the RV of the polyamide filaments produced. These procedures are conducted under selected controlled conditions which permit realization of polyamide filaments of about 2 to 100 denier and which have RV values of greater than about 190. Such filaments also exhibit excellent tenacity and tenacity resistance properties. | 10-15-2009 |
| 20100173151 | METHOD FOR PRODUCING HIGH SILICATE FIBRES AND A DEVICE FOR CARRYING OUT SAID METHOD - The invention relates to a method for producing continuous shopped, coarse, staple inorganic fibres from such natural minerals and rocks as sand, quartz, reduced quartz sand stone and quartzite. The inventive method consists in melting silicon-based stone, which is used in the form of a raw material, at a temperature of 1750-1850° C., the melt being homogenated and stabilised at said temperature, in forming a decompression zone on the path of the melt flow to the discharge orifice die, in which the melt flow is shaped in the form of a strip with a thickness of 3-20 mm, and in passing said strip through the decompression zone at a speed V=(7 . . . 9)10 | 07-08-2010 |
| 20110020644 | PELLETS OF CELLULOSIC SPUN FIBERS, THEIR PRODUCTION AND USE - The present invention relates to readily meterable pellets of cellulosic staple fibers, their use to produce compound materials by mixing these into a polymer melt and a process for the production of these pellets in which the staple fibers are pressed in a shaping device through shaping channels. | 01-27-2011 |
| 20110020645 | FISHING LINE OF CORE-SHEATH STRUCTURE COMPRISING SHORT FIBER - The present invention provides a yarn comprising a composite yarn composed of a core part comprising a short fiber and a sheath part comprising a synthetic fiber filament yarn, the core part and the sheath part being integrated via fluff of the short fiber getting between or entangled with the long fibers, the specific gravity of the yarn being adjustable in the range of 1.0 or more, a fishing line comprising the yarn, and a method for producing the fishing line. The present invention provides an ideal fishing line which has a strong core-sheath structure, does not allow separation or detachment of the core part and the sheath part, is easy to handle, and also is excellent in strength, weatherability, and water resistance. | 01-27-2011 |
| 20110250448 | Polypropylene Yarn Having Increased Young's Modulus And Method Of Making Same - The present invention is directed to a monofilament, a yarn, a tape, or a staple fiber, each having 1 to 12,000 Denier per filament, a draw ratio of 2.5:1 to 25:1, and made of a polypropylene composition of a melt blended admixture of about 93% by weight of polypropylene, about 5% by weight of a polypropylene/ethylene copolymer, and about 2 wt. % of an additive. Also, a process for preparing the monofilament, yarn, tape, or staple fiber is disclosed. | 10-13-2011 |
| 20120094120 | ENHANCING AND PRESERVING ANTI-MICROBIAL PERFORMANCE IN FIBERS WITH PIGMENTS - A method for producing fibers with improved color and anti-microbial properties is described. One embodiment includes a method for generating a halogen stable anti-microbial synthetic fiber, the method comprising creating a mixture that includes a polymer, an anti-microbial agent, and a cationic pigment, and extruding the mixture to form an anti-microbial synthetic fiber. | 04-19-2012 |
| 20130115451 | BONDING FIBER FOR AIRLAID MULTI-LAYER PRODUCTS AND PROCESS FOR PRODUCTION OF SAID AIRLAID MULTI-LAYER PRODUCTS - A bonding fiber and a process using this fiber have been developed to produce airlaid multi-layer structures with sufficient bonding within each layer and between layers including bonding to unwound carrier sheets using a bonding fiber which will remain in the intended layer of the airlaid multi-layer structure. Further the bonding fiber will not be lost through low basis weight unwound carrier and top sheets. A bonding fiber for airlaid, multilayer products comprising a thermoplastic material selected from the group comprising nanofibers, micro-fibers, and 0.5 to 30 dTex staple fibers and having a length between 0.3 mm to 70 mm. | 05-09-2013 |
| 20140212662 | Multi-Functional Spinning Staple Fiber Master-Batches - The invention relates to multi-functional spinning staple fiber master-batches, mainly comprising a multi-functional ester fiber chip serving as a base material. Main components of the multi-functional ester fiber chip comprise alumina, zirconium oxide, magnesium oxide, tourmaline, zinc oxide, silver ions, porphyries andesite and rare trace elements of deep seaweed mud. The base material of the multi-functional ester fiber chip is ground into the master batch with a particle size having an average particle diameter smaller than or equal to 0.3 microns. Therefore, the woven or knitted fabric using the master-batches of the invention has the raised anion releasing strength and to enhance the user's immunity and antimicrobial activity. It also has the far infrared radiation benefit, enhances the thermal resistance of the products. In the end, the used products have diversified functions with the antimicrobial activity, far infrared, negative anions and so on. Accordingly, bedding products with diversified functions can be developed. | 07-31-2014 |
| 20140342154 | PAPER PARTICULATE PELLET - A pellet made from paper particulate extruded and cut into pellets, the pellet comprising an elongated form having opposite flattened surfaces separated by a pellet thickness. Also a process for producing paper particulate pellets comprising: extruding processed paper particulate into pellets having an elongated form; and flattening the extruded paper particulate such that the pellets have opposite flattened surfaces. | 11-20-2014 |
| 428360000 | Plural and with bonded intersections only | 2 |
| 20120021216 | PROCESS FOR MAKING A MONOFILAMENT-LIKE PRODUCT - The invention relates to a process for making a monofilament-like product from a precursor containing at least one strand of a spun yarn made from polyolefin staple fibres, comprising the steps of a) exposing the precursor to a temperature within the melting point range of the polyolefin for a time sufficient to at least partly fuse adjacent fibres and b) simultaneously stretching the precursor at a draw ratio of at least 1.0. The invention further relates to a monofilament-like product obtainable by said process showing improved abrasion resistance, and to the use of said monofilament-like product for making various semi-finished and end-use products. | 01-26-2012 |
| 20140255691 | DISPERSIBLE FIBER BUNDLES AND SUSPENSIONS USING ENVIRONMENTALLY-FRIENDLY SOLVENTS - Methods of preparing dispersible fiber bundles comprising contacting a rheology-modifying binder to at least two or more fibers to form a binder-fiber mixture, and imparting force to the binder-fiber mixture to compact the binder-fiber mixture into a fiber bundle. | 09-11-2014 |
| 428361000 | With coating or impregnation | 6 |
| 20090197080 | Self-crimping fluoropolymer and perfluoropolymer filaments and fibers - Disclosed is a method and device for creating three dimensional (3D) self-crimping fluoropolymer(s) and perfluoropolymer(s) filaments via extrusion through a spinneret plate orifice with a hole and elliptical gap and using die swell to close the elliptical gap in the filament forming a seam causing uneven stresses in the longitudinal length of the filament while cooling thereby causing the filament to self-crimp toward the seam. | 08-06-2009 |
| 20100098944 | MOULDED PRODUCT AND METHOD OF PRODUCING IT - In a method of producing a moulded product, fibre such as carbon fibre is supplied to a robot delivery head where it is cut into shorter lengths and delivered to a moulding tool in a desired orientation and in a desired number of layers to achieve a desired thickness and strength. Resin is then applied to the aligned fibres and cured to form the product. Alignment or substantial alignment of fibre is maintained by applying vacuum to the mould, by electrostatic means, or by coating the fibre with resin prior to application to the moulding tool and heating the moulding tool surface, or by coating or impregnating the fibre with a ferric powder and magnetizing the moulding tool, or by applying a mist layer of epoxy in front of the shortened lengths of fibres. Fibre lengths and deposition rates are varied as required. The method facilitates fully automated production reducing process time and component costs. The invention also comprises a corresponding moulded product. | 04-22-2010 |
| 20100104867 | Cellulosic Staple Fiber and Its Use - 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 | 04-29-2010 |
| 20100173152 | METHOD FOR MAKING A COMPOSITE MATERIAL HAVING AT LEAST ONE TWISTED THREAD DEPOSITED THEREIN - The invention relates to a method for making a composite material in which at least one reinforcement thread is deposited on a surface according to a path having at least one curved area on the deposition surface, wherein the reinforcement thread is connected to the surface by a polymeric hinder. characterised in that a twist is applied to the reinforcement thread before the deposition thereof at least in order to compensate the length differences of the extreme paths of the thread on either side of the width as measured in a direction parallel to the deposition surface: the invention also relates to the composite materials thus obtained. | 07-08-2010 |
| 20120202059 | DRY TYPE ELECTRICAL INSULATION - A dry type electrical insulation is provided. The insulation includes a base fiber having an outer surface and a first melting point and a binder material, coated onto the outer surface of the base fiber, having a second melting point. In this insulation, the second melting point is lower than the first melting point. A dry type insulation matrix is also provided. The insulation matrix includes a plurality of composite fibers having a base fiber having a first melting point and a binder material co-extruded therewith, having a second melting point. In this insulation matrix, the second melting point is lower than the first. | 08-09-2012 |
| 20140377555 | WATER-DISINTEGRABLE COMPOSITE FIBER AND METHOD OF PRODUCING THE SAME - A water-disintegrable composite fiber comprising: a phase containing a polyglycolic acid resin; and a phase containing another resin having a mass loss of 25% or greater after immersion for 7 days in 80° C. pure water and having a glass transition temperature Tg of 25° C. or higher;
| 12-25-2014 |
| 428362000 | Nonlinear (e.g., crimped, coiled, etc.) | 2 |
| 20090053521 | Synthetic staple fibers for an air-laid nonwoven fabric - Synthetic staple fibers having good air opening property and useful for producing an air-laid nonwoven fabric having excellent quality, have a fiber length of 0.1 to 45 mm and a cross-sectional profile having 1 to 30 concavities, in which cross-sectional profile the ratio D/L, of a largest depth D of each concavity to a largest width L of the opening of the concavity, is in the range of from 0.1 to 0.5. | 02-26-2009 |
| 20130101843 | DOPE FOR SPINNING LYOCELL, METHOD FOR PREPARING LYOCELL FILAMENT FIBER, AND METHOD FOR PREPARING LYOCELL STAPLE FIBER USING THE SAME - This disclose relates to dope for spinning lyocell including cotton linter pulp and an aqueous solution of N-methylmorpholine-N-oxide (NMMO), a method for manufacturing lyocell filament fiber using the dope, lyocell filament fiber manufactured by the method, a method for manufacturing lyocell staple fiber using the dope, and lyocell staple fiber obtained by the manufacturing method. According to the present invention, fiber that exhibits a low orientation degree and fibrillation degree, and a high elongation, and thus may be applied for fiber for high grade clothing, may be provided without conducting additional processes. | 04-25-2013 |
