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8940132 Manufacturing process for hybrid organic and inorganic fibre-filled composite materials  
The present invention relates to a process for the manufacture of structural hybrid thermoplastic composites where organic and inorganic fibers are well dispersed in a thermoplastic matrix. The...
8932501 Production of and drying of copolymer fibers  
The present invention concerns processes for reducing water in never-dried fiber comprising copolymer derived from the copolymerization of para-phenylenediamine, 5(6)...
8865031 Method and apparatus for applying a Mid-IR graded-index microstructure to an optical fiber tip to achieve anti-reflective properties  
A method and apparatus for applying a mid-IR graded microstructure to the end of an As2S3 optical fiber are presented herein. The method and apparatus transfer a microstructure from a negative...
8827672 Electrospinning device for fabricating membrane by using spinnerets aligned in machine direction and transverse direction and method for using the same  
The present invention relates to an electrospinning device for fabricating a membrane, in particular, to an electrospinning device for fabricating membrane by using spinnerets aligned in machine...
8795577 Needle-to-needle electrospinning  
An electrospinning apparatus may include a first spinneret and a second spinneret, each including a reservoir and an orifice. The first and second spinnerets may have first and second electrical...
8551390 Electrospinning apparatus, methods of use, and uncompressed fibrous mesh  
Embodiments of the present disclosure provide electrospinning devices, methods of use, uncompressed fibrous mesh, and the like, are disclosed.
8475703 Method of orientating fillers in composite materials  
A method is provided of fabricating a composite incorporating fillers. The method includes the steps of depositing the fillers in a matrix material either in a rapid prototyping device or prior to...
8404174 Method for producing carbon nanofiber supporting metal fine particle  
A main object of the present invention is to provide a method for producing a carbon nanofiber supporting a metal fine particle in which the metal fine particles are supported in high dispersion...
8366986 Fine fiber electro-spinning equipment, filter media systems and methods  
Electrostatic fine fiber generation equipment such as for forming nano-fibers from polymer solution is provided. The fine fiber generation equipment includes a strand that may take the form of a...
8100683 Needle-to-needle electrospinning  
The disclosure relates to a method and apparatus for coating a medical device. The method includes providing an electrospinning apparatus and simultaneously electrospinning at least one solution...
7799261 Needle-to-needle electrospinning  
The disclosure relates to a method and apparatus for coating a medical device. The method includes providing an electrospinning apparatus and simultaneously electrospinning at least one solution...
7718112 Nanometer scale structures  
Nanometer scale structures, and methods of making the same are disclosed.
7600990 Electrostatic spinning apparatus  
An electrostatic spinning apparatus includes a feeding device, at least one linear electrode, at least one collecting electrode, and a high-voltage power supply. The feeding device includes a tank...
7517479 Method of utilizing MEMS based devices to produce electrospun fibers for commercial, industrial and medical use  
A method of fiber production relating in general to electrospinning and specifically to MEMS (Micro ElectroMechanical Structures). Utilizing integrated circuit manufacturing processes, a...
7276271 Polymer fiber tubular structure having kinking resistance  
An apparatus for forming a tubular structure from a liquefied polymer, the apparatus comprising: (a) a dispenser for dispensing the liquefied polymer; (b) a precipitation electrode being at a...
5935303 Electrostatic filter  
An electrostatic filter includes a fibrous component including a mixture of wool and synthetic fibers and a resinous component including a perfluoroalkyl acrylate copolymer resin and a...
5840240 Method of making a silicone composite vascular graft  
A silicone/DACRON polyester composite vascular graft especially well suited as an arteriovenous (A-V) graft fistula for dialysis application. The graft has the ability to seal around needle...
5707580 Flash-spinning process  
An improved apparatus and process for flash-spinning plexifilamentary film-fibrils are provided in which a static mixing device is provided in the conduit through which the polymer and spin agent...
5643524 Corona charging of flash spun plexifilamentary film-fibril webs in poor charging environments  
This invention relates to flash spinning a plexifilamentary film-fibril strand and laying it down into sheet material including the step of subjecting the strand to an electrostatic charge. The...
5568652 Rapid setting compositions and method of making and using same  
A method of making a homogeneous formable mixture involves simultaneously mixing organic binder which can be cellulose ethers, cellulose ether derivatives, and combinations of these, powder...
5311884 Process for making a piezoelectric biomedical device  
A piezoelectric medical device and a process for preparing the same by electrostatically spinning a copolymer of vinylidene fluoride and a second fluorinated hydrocarbon, and collecting the spun...
5296172 Electrostatic field enhancing process and apparatus for improved web pinning  
Process and apparatus for improving web pinning and uniformity in a fibrous web forming operation. The improvements are achieved by imposing an auxiliary electrostatic field above the fibrous web...
5230800 Scrim inserted electrostatic fibrous filter web  
Provided is a nonwoven web of electrically charged fibers needle-punched to a scrim support. This web provides a filter medium having increased uniformity in pressure-drop, basis weight and...
5227172 Charged collector apparatus for the production of meltblown electrets  
The apparatus of the present invention employs a collector drum with an electrically charged surface for use in preparing electrically charged meltblown fibrous webs. The apparatus may be used as...
5143767 Processes for preparing electret filters  
Provided herein is a process for preparing an electret filter which comprises feeding a non-woven fabric composed of an electrically charged web of synthetic fibers through a nip of co-operating...
5122048 Charging apparatus for meltblown webs  
Electrically charged meltblown webs are formed by convergingly discharging electrically charged hot air onto a row of extruded polymer fibers to contact the fibers thereby (i) attenuating and...
5064577 Method of spinning optical fibers  
A method of forming an optical fiber defining an axis, the fiber having a dipolar dopant wherein a substantial number of the dipoles of the dopant are oriented in essentially the same direction...
5059107 Apparatus for producing annular fiber aggregate  
An apparatus for producing annular fiber aggregate includes: a container including an inner cylinder and an outer cylinder disposed concentrically, whereby forming an upright cylindrical space...
5051159 Non-woven fiber sheet and process and apparatus for its production  
A process apparatus for producing a non-woven, especially a non-woven electret, fiber sheet provides for directing the non-woven fibers at a collecting surface and into an electric field between...
5045248 Process for making a non-woven sheet  
A process to detect the loss of a continuous spun web of plexifilament fibers exiting a forwarding apparatus depends on the manner in which the filament oscillate in a cross machine direction...
5024789 Method and apparatus for manufacturing electrostatically spun structure  
Electrostatic spinning method for producing tubular fibrous structures from fiberizable material wherein the fiberizable material is collected on an electrostatically charged mandrel wherein the...
4968238 Apparatus for making a non-woven sheet  
A device to detect the loss of a continuous spun web of plexifilament fibers exiting a forwarding apparatus depends on the manner in which the filaments oscillate in a cross machine direction...
4904174 Apparatus for electrically charging meltblown webs (B-001)  
Meltblowing apparatus includes electrodes spaced from the meltblowing die discharge and protruding grounded emitters positioned proximate the die discharge. The preferred emitters are in the form...
4842505 Apparatus for producing fibrous structures electrostatically  
Apparatus for producing a fibrous structure including electrostatically charged mandrels arranged around a delivery assembly for fiberizable material. The delivery assembly includes capillary...
4810319 Method of making a monofilament having on the surface embedded filamentons material  
A method for effecting the electrostatically enhanced and selectively directed deposition of short lengths of solid filamentous materials onto the surface of a downwardly flowing liquid...
4810180 Apparatus for the electrostatic treatment of monofilaments  
Apparatus for effecting the electrostatically induced thermal modification and disruptive surface deformation of liquid monofilamentous materials in a gaseous environment.
4798607 Process of crosslinking a polyurethane prosthesis with a haloalkylisocyante  
A process is disclosed for producing a medical prosthesis by forming the prosthesis from an uncrosslinked polyurethane and then at least partially crosslinking the polyurethane with a vaporizable...
4752202 Apparatus for producing oriented fiber aggregate  
The present invention relates to an apparatus for continuously producing one-dimensionally oriented fiber aggregate in which an orientation vessel includes a case, a supply portion, an orientation...
4689186 Production of electrostatically spun products  
Preparation of products having a tubular portion comprising electrostatically spinning a fiberizable liquid, the electrostatic field being distorted by the presence of an auxiliary electrode,...
4608212 Method for the electrostatic treatment of monofilaments  
Method for effecting the electrostatically induced thermal modification and disruptive surface deformation of liquid monofilamentous materials in a gaseous environment.
4552707 Synthetic vascular grafts, and methods of manufacturing such grafts  
A synthetic vascular graft is made by electrostatically spinning an organic polymeric material or a precursor thereof and collecting the spun fibres on a rotating mandrel (13), the method...
4537733 Nonwoven fiber-sheet process  
A process is provided for reducing the size and number of undesirable gauge bands in wound-up rolls of wide nonwoven sheet that is produced by a plurality of oscillating fiber streams depositing...
4524036 Process for the manufacture of polyurethane resin for electrostatic spinning  
A process for the preparation of polyurethane resins particularly suitable for electrostatic spinning which comprises forming a prepolymer of polyether glycol and a diisocyanate reacted in a molar...
4352650 Nozzle for flash-extrusion apparatus  
An improved nozzle is provided for the spinneret pack of an apparatus for flash-extruding a polymer solution to form a plexifilamentary strand. The improved nozzle contains a flared tunnel that is...
4345414 Shaping process  
A process for setting in a desired shape a product at least a portion of which comprises electrostatically spun fibres is disclosed. The process comprises maintaining the product in the desired...
4325795 Process for forming ambient temperature superconducting filaments  
This invention is a process for forming electrical conductors in the form of filaments which exhibit properties of electrical superconductivity at ambient or normal room temperature. The process...
4323525 Electrostatic spinning of tubular products  
A process for electrostatically spinning fiber forming material. The spun fiber is collected on a removable sheath on a rotating mandrel. The sheath is electroconductive. The tubular spun fiber...
4287139 Device for forming a nonwoven product from a fluid dielectric substance and process  
A device for the production of a non-woven product from a fluid dielectric substance, comprising a first electrode, means for leading this electrode along a closed path, driving means to move this...
4274855 Method and apparatus for forming and treating kinky fibers from glass  
The disclosure embraces a method of and apparatus for processing heat-softenable materials, such as glass, to form fibers or filaments from the streams of material and more particularly effecting...
4266918 Apparatus for electrostatic fibre spinning from polymeric fluids  
Method and apparatus are provided for producing a filament from molten rapidly crystallizing fibre-forming thermoplastic polymers. The apparatus includes a chamber for such molten crystallizable...

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