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7615171 |
Composite wheel and method for manufacturing the same
A composite wheel and a method of manufacture is provided for a vehicle wherein the composite wheel has a first and second section mounted to an annular mount. At least one of the first wheel...
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7585442 |
Process for making cellulose acetate tow
A process for making a cigarette tow comprising: spinning a dope; taking-up the as-spun cellulose acetate filaments; lubricating the filaments; forming a tow from the filaments; crimping the tow...
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7585441 |
Process of making cellulose acetate tow
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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7585440 |
Methods for the manufacture of mixed polyamide yarns
The invention provides a method of making a polyamide mixed yarn comprising: simultaneously spinning a first group of filaments of a first polyamide and a second group of filaments of a second...
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7553287 |
Guidewire having an embedded matrix polymer
A guidewire having an embedded matrix polymer construction and methods of making and using the same. The guidewire may include a core wire or member having a proximal region and distal region, a...
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7534380 |
Cellulose acetate tow and method of making same
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...
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7534379 |
Process of making cellulose acetate tow
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...
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7527757 |
Method of producing polyimide matrix composite parts
The invention relates to a method of producing rectifier parts which are made from a laminate composite material comprising reinforcing fibers that are embedded in a heat-polymerized polyimide...
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7504474 |
Poly(trimethylene therephthalate) continuous manufacturing process
This invention relates to a continuous process for production of poly(trimethylene terephthalate), wherein gaseous 1,3-propanediol by product resulting from the process is condensed in a condenser,...
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7504131 |
Method of making electro-conductive substrates
The electro-conductive substrate of the present invention may comprise filaments extruded from a die orifice and at least one metal powder dispensed from a second orifice of the same die unit by...
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7504060 |
Method and apparatus for the production of nonwoven web materials
The present invention provides a method of making a nonwoven web with desired fiber orientation, the method including the steps of providing a source of fibers, subjecting the fibers to an...
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7488441 |
Use of a pulsating power supply for electrostatic charging of nonwovens
Described herein are improvements to processes and equipment for the manufacture of nonwoven webs useful in numerous applications including personal care, protective apparel, and industrial...
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7476350 |
Method for manufacturing thermoplastic nonwoven webs and laminates
Methods for making a nonwoven web on a collector traveling in a machine direction parallel to a length of the nonwoven web. The methods generally include forming a curtain of polymer filaments,...
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7470389 |
Method for forming spread nonwoven webs
A new fiber-forming method, and related apparatus, and webs prepared by the new method and apparatus are taught. In the new method a) a stream of filaments is extruded from a die of known width and...
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7462192 |
Atraumatic stent with reduced deployment force, method for making the same and method and apparatus for deploying and positioning the stent
An implantable stent includes a plurality of elongate wires braided to form a hollow tubular structure having a tubular wall to define an interior surface and an exterior surface and having opposed...
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7445737 |
Cellulose acetate tow and method of making same
In the manufacture of a fiber tow, particularly cellulose acetate tow, a stuffer box crimper has one roller adapted to induce crimp into the tow. This roller induces crimp by preferentially...
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7425289 |
Process of making cellulose acetate tow
In the manufacture of a fiber tow, particularly cellulose acetate tow, a stuffer box crimper has a pair of nip rollers, at least one, made of a solid ceramic material.
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7422712 |
Technique for incorporating a liquid additive into a nonwoven web
A technique for incorporating a liquid additive into a nonwoven web is disclosed. Specifically, the liquid additive is loaded into filler particles to form a “dry liquid concentrate”, i.e.,...
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7413999 |
Corner fitting using fiber transfer
A corner fitting and a method of forming a corner fitting including steps of providing a flat woven fabric including a first woven portion having first and second direction woven fibers, a second...
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7407620 |
Method for making bicycle frames
A method for making bicycle frames includes a step of preparing a seat tube and a head tube and both of which are then put in concavities of two first movable mold parts on a base board. A top tube...
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7407619 |
Method for making bicycle frame by composite material
A method for making bicycle frames includes a step of preparing initial parts by carbon-fiber sheets and inflatable bladders are inserted into the initial parts which are then arranged to a desired...
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7399443 |
Carbon particle fiber assembly technique
Carbon particles, such as, carbon fibrils and carbon nanotube molecules, may be assembled into substantially pure aligned fibers by a) dispersing the carbon particles within a curable liquid, b)...
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7396496 |
Reinforcement element and method of producing a reinforcement element
Procedure for fabrication of reinforcement elements for concrete, where an extended, preferably continuously fiber bundle ( 10 ), especially of carbon fibers, impregnates ( 3 ) by a matrix of a...
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7384591 |
Method for producing abrasive non-woven cloth
A method for producing abrasive non-woven cloth includes forming a non-woven web of fibers including a first layer adjacent to a first surface of the web containing at least about 5% by weight of...
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7384588 |
Process for making a flexible structure comprising starch filaments
A process for making a flexible structure that includes at least a first region and a second region, each of the first and second regions having at least one common intensive property that differs...
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7364792 |
Spun-dyed polyurethaneurea fibres, a process for their production and their use for producing fabrics
Described are elastic polyurethaneurea fibres comprising a cationically modified carbon black as an additive, so that the colour of the fibre is distinctly changed. Also described are a process for...
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7364678 |
Process for making and process for converting polyolefin fibres
The invention relates to a process for making a multi-filament polyethylene yarn via a gel-spinning process, Wherein a spin finish is applied at least once in an amount of 0.1-10 mass % based on...
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7329623 |
Durable hydrophilic nonwoven mat
A nonwoven web of a wettable fiber matrix, wherein the wettable fiber matrix are thermoplastic polymeric fibers blended with at least one hydrophilic melt additive. In alternate embodiments, the...
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7317072 |
Process for the production of polyarylene sulfide resins
The present invention is a process for the production of polyarylene sulfide based resin, wherein in washing a polyarylene sulfide based resin with a mixed solvent of an aprotic organic solvent and...
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7278290 |
Projectile impact energy and location measurement system
A projectile impact energy and location measurement system is taught employing a target apparatus having an impact plate of a solid durable substance such as steel or titanium. Disposed over the...
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7270777 |
Method and apparatus for producing a low-shrinking smooth yarn
A method and apparatus for producing a high-strength and low-shrinkage synthetic flat yarn. After melt spinning, the filaments are combined to a yarn and drawn. Subsequently, the yarn is compressed...
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7192541 |
Method and apparatus for solid-stranding a flextube unit
A solid-stranding method and apparatus for forming optical cables. Solid-stranding combines buffering and stranding operations, as well as performs the stranding operation while the flextubes are...
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7132630 |
Resistive heating using polyaniline fiber
The use of conductive polyaniline fibers for resistive heating applications is described. Unlike metal wires and conductive-polymer coated fibers, under certain conditions, electric voltages or...
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7070723 |
Method for spin-drawing of melt-spun yarns
A method is provided for simultaneous spin-drawing of continuous yarns consisting of one or more filaments, comprising the steps in which a melt of a thermoplastic material is fed to a spinning...
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7060211 |
Yam and cloths made mainly from bamboo sheaths and methods for manufacturing the same
The present invention provides yarn and cloths made by utilizing bamboo fiber and methods for manufacturing these yarn and cloths, thereby the bamboo fiber can be utilized by being extracted from...
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7056461 |
Process of making polyester multifilament yarn
A method of producing a polyethylene terephthalate-based polyester fiber includes spinning polyethylene terephthalate based polyester to produce an undrawn yarn with an intrinsic viscosity of 0.83...
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7037865 |
Composite materials
New composite materials having a high density of small particles, such as hollow microspheres, in a matrix material are disclosed. The microspheres are densely packed in the matrix material such...
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7033530 |
Process for preparing poly(trimethylene terephthalate) bicomponent fibers
A side-by-side or eccentric sheath-core bicomponent fiber wherein each component comprises a different poly(trimethylene terephthalate) composition and wherein at least one of the compositions...
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7029611 |
Process of making poly(trimethylene terephthalate) bulked continuous filament carpet yarn
This invention relates to a poly(trimethylene terephthalate) BCF carpet yarn having a Y-shaped cross-section that has an modification ratio and a arm angle within a specific range, and a method for...
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7025915 |
Method for producing ultrafine fiber and artificial leather
A method for producing an artificial leather includes mixed spinning an island polymer and a sea polymer having a different dissolving property from that of the island polymer at a predetermined...
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7025914 |
Multilayer approach to producing homofilament crimp spunbond
A multilayer laminate is produced with in-line fabric deposition. One layer of the multilayer laminate has stable, heat-set, helically crimped fibers which are uncompacted and therefore retain...
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7022273 |
Process for making stable polytrimethylene terephthalate packages
A process for the production and for the winding of one polyester yarn, preferably multi-filament yarn, which comprises at least about 85 weight %, in relation to the total weight of the polyester...
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7014800 |
Method of producing bristles
Bristles for applying media are produced in that a filament, which can be cut into bristles, is extruded with a core which also determines the mechanical properties of the bristle. Cavities are...
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7008580 |
Method of producing textile preforms for fiber reinforced composite products from textile semi-finished articles
A method of producing a textile preform to be used for making a fiber reinforced plastic composite product involves the following steps. A two- or three-dimensional semi-finished textile material...
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7005093 |
Spin annealed poly(trimethylene terephthalate) yarn
A spinning process for poly(trimethylene terephthalate) and an analytical method wherein the process provides an aging resistant poly(trimethylene terephthalate) yarn and the analytical method...
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7001567 |
Melt spinning apparatus and process for making nonwoven webs
An air handler for collecting air discharged from a melt spinning apparatus. The air handler includes an outer housing having walls defining a first interior space. One of the walls has an intake...
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6998079 |
Process of making partially oriented poly(trimethylene terephthalate) yarn
A stable partially oriented poly(trimethylene terephthalate) yarn suitable for use in subsequent drawing and/or draw-texturing operations characterized by an elongation to break of at least 110%,...
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6989125 |
Process of making a nonwoven web
The present invention provides continuous fiber nonwoven webs with high material formation uniformity and MD-to-CD balance of fiber directionality and material properties, as measured by a MD:CD...
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6984350 |
Method of and apparatus for manufacturing a web having filaments aligned in a transverse direction
An apparatus for manufacturing a transversely aligned web has a spinning device provided with a plurality of nozzles for extruding molten polymer as filaments, and a conveyor on which the filaments...
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6969484 |
Manufacturing method and device for electret processed product
A manufacturing method of an electret processed product, comprising the steps of allowing a section nozzle ( 22 ) to come into contact with a nonconductive fiber sheet (S) so as to cross in the...
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