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5076872 Process for preparing a flexible composite material  
A flexible composite material comprising a core composed of a blend of a thermoplastic resin fiber and a reinforcing fiber, and a flexible sleeve formed of a thermoplastic resin and surrounding the...
5073322 Processing of ethylene terephthalate/hexahydroterephthalate copolymer filaments  
Improved fibers of a copolymer of ethylene terephthalate/hexahydroterephthalate containing a high proportion of hexahydroterephthalate are obtained by a 2-stage drawing process, involving...
5069844 Improvements in process for preparing crystalline spin-oriented filaments  
Polyester crystalline filaments that have been prepared by spin-orientation, and filaments prepared by drawing such filaments without texturing, in yarns thereof, and in fabrics and garments...
5069846 Process for preparing drawn filament yarns  
Drawn polyester multi-filament yarns, preferably prepared by a coupled process of spin-drawing, and of fabrics and garments thereof, are prepared by an improved process involving treatment of...
5069847 Improvements in process for preparing spun yarns  
Solid polyester fiber in spun yarns, and fabrics and garments and precursor staple fiber and filamentary tow, are prepared by an improved process involving treatment of freshly-extruded undrawn...
5069845 Improvements in process for preparing spin-oriented feed yarns  
Polyester filaments in spin-oriented feed yarns, such as DTFY, and in draw-textured and other drawn yarns therefrom, and in fabrics and garments of such yarns, are prepared by an improved process...
5065493 Method of making a spherical sealing body used for exhaust pipe joint  
A spherical sealing body is to be inserted in a space defined by three of an end edge of an exhaust pipe on upstream side, a flange fixed on an outer periphery of the exhaust pipe on upstream side,...
5066439 Method of making polyester fibers  
A continuous spin-draw process of making dimensionally stable polyester fiber having high strength and low shrinkage by melt spinning polyethylene terephthalate and drawing comprising multiple...
5064599 Process for producing an antibacterial fiber article  
Zeolite particles retaining antibacterial metal ion, such as Ag, Cu or Zn ion, at ion-exchangeable sites of the zeolite are included in a low-melting component of conjugated fibers which comprise a...
5061422 Process for preparing polyester feed yarns  
A process for preparing spin-oriented feed yarns that may be processed into flat yarns by draw-warping, involving the use of lower withdrawal speeds than customary hitherto for preparing...
5055242 Process for continuously forming reinforced articles  
A process for continuously forming reinforced articles (24) which includes producing a reinforcing material (13) having a plurality of superimposed layers (1-6), stitching together said layers...
5053482 Novel polyesters and their use in compostable products such as disposable diapers  
The invention provides novel polyesters, fibers and films, nonwovens from the fibers and disposable products of the polyesters such as diapers from the nonwovens. The products are degradable under...
5049331 Method of manufacturing a thread-reinforced, extruded rubber body  
A method of producing a thread-reinforced, extruded rubber body by a shear head wherein the threads are continuously supplied, embedded in a rubber mixture which is in a continuous forward motion...
5047189 Process for preparing partially dissolvable and splittable conjugated microfiber  
There is provided a process for preparing a partially-dissolvable and splittable conjugated microfiber with a cross-section having a matrix comprising orange-wedge shaped islands slightly connected...
5045260 Polyester yarn and method for its manufacture  
The method for producing dimensionally stable, low-shrinkage, chemically modified industrial polyester yarns by melt spinning at speeds of 1000 to 4000 m/min. utilizes a copolymer containing at...
5045271 Process for the production of irregular non-woven material sheets  
In the production of irregular non-woven material sheets of synthetic filaments, the warp from spinnerets is drawn off by means of a draw-off device and then deposited on a substrate. To avoid...
5034174 Texturing yarns  
Modifying a polyester with special chain-brancher residues in carefully controlled amounts to provide a draw-texturing feed yarn that can be draw-textured at a speed of 1,000 mpm without excessive...
5032333 One-line interlacing of bulked continuous filament yarns and low-melting binder fibers  
This invention relates to a process for combining a low melting binder fiber with a continuous filament base yarn to form a composite yarn having good bulk and a high level of interlace. More...
5028369 Process for the production of hydrophilic acrylic fibers  
A process for the discontinuous or (preferably) continuous production of dry spun hydrophilic acrylic fibers and threads with a core/sheath structure which have improved color fastness properties,...
5028375 Process for making a spun-filament fleece  
The process for making a spun-filament fleece from at least two stretched thermoplastic monofilaments made of a thermoplastic material includes feeding thermoplastic material to at least two...
5019309 Method of and apparatus for producing a pipe of thermoplastic synthetic resin  
Monofilament threads which are wound around a thermoplastic synethetic resin core tube to form one or more reinforcement coils are generated as they are wrapped around the core tube by liquid...
5018271 Method of making a composite blade with divergent root  
A composite gas turbine engine blade is made by braiding a plurality of fibers to form a preform having an airfoil precursor portion and an integral root precursor portion. A plurality of fiber...
5013502 Continuous production of acrylonitrile filaments and fibers from spinning material of low residual solvent content  
A process for the production of crimped filaments and fibers of acrylonitrile polymers of copolymers containing at least 40% by weight acrylonitrile units, by dry spinning from highly polar...
5006291 Method for making fiber reinforced plastic tubing  
Fiber reinforced plastic tubing is formed by an innermost layer of braided strands that include longitudinal stud fill strands within the braid, a second layer of longitudinal strands, and a third...
4983240 Method of making a flanged braided bearing  
A flanged bearing includes a layer of woven braid which is continuous throughout a sleeve and a flange portions thereof, with at least one braid strand substantially parallel to a bearing axis. The...
4981639 Method of moulding racquets with stringing holes  
A method of moulding racquets to define stringing holes in the moulded frame. The method includes forming at least one approximately ladder-shaped member having two side pieces interconnected by...
4966740 Texturing polyester yarns  
Modifying a polyester with tetraethyl silicate or like oxysilicon chain-brancher to provide a draw-texturing feed yarn that can be draw-textured at a speed of at least 500 mpm without excessive...
4954194 Method for making an airspring and sleeve  
A method for making an Airspring and Sleeve that each have a chamber portion and rolling lobe portion reinforced with successive layers of embedded cord by winding cord in one layer at opposite...
4950436 Process for producing hoses of high impermeability to gas and vapor  
A process is disclosed for producing a composite hose constructed with a core tube, a reinforcement layer and a cover laminated one on another, the core being made up of a resin inner wall and a...
4948549 Process for producing soot filter elements  
A process is described for producing filter elements which contain a cross-wound yarn as the filter material, wherein twisted yarn of fine individual fibers is roughened to enhance its filtering...
4946722 Protective fabric sleeves  
Tubular sleeves formed from elongated flat sheets, particularly braided sheets are disclosed. Sheet material comprised of interlaced monofilaments is cold worked by the process of drawing the...
4944821 Adhesive treatment for nylon cords  
Nylon cords having a yarn strength of not less than 12 g/d are subjected to a stretch heating treatment under specified conditions before the dipping and then dipped in a dipping solution having a...
4923660 Process for the production of mouldings and films from thermotropic polymers  
By processing fibres and filaments of thermotropic polymers from anisotropic melt, films and mouldings having predeterminable properties are formed.
4919872 Process for metering color concentrates to thermoplastic polymer melts  
Continuous strands of color concentrate are metered into the feed zone of a screw-melter polymer extruder where they are cut into pellets by the shearing action of the flights of a rotating screw...
4917740 Braiding machine  
A braiding machine for use in applying a tubular shaped braid around a product includes a closed loop induction heater for applying heat to the product as it is being fed through the braiding...
4913861 Process for preparing carbon fiber-reinforced composite materials  
A carbon fiber-reinforced composite material is prepared by molding a textile weave-reinforced composite material using a plain textile weave obtained by weaving multifilament yarns comprising a...
4904431 Process for manufacturing catheters  
A method of manufacturing soft tip catheters having inner rigid polymer layers and outer soft, pliable polymer layers. The method involves first extruding the rigid polymer at varying extrusion...
4902462 Method of producing polypropylene yarns  
Continuous polypropylene multifilament yarns are made by melt spinning and stretching in an integral process; a sufficient number of filaments for forming at least 8 continuous filament yarns each...
4902453 Process for the preparation of a fiber-reinforced carbon composite  
A preformed yarn useful in forming fiber-reinforced carbon composite articles is disclosed which includes a core of a multiplicity of inorganic reinforcing fibers, a mixed powder provided in the...
4902461 Method for heating an advancing yarn  
A heating tube is adapted for use in a melt spinning process for producing a highly oriented yarn wherein an elongated heating tube having provision for adjusting the effective heating length in...
4900496 Process for making a tire cord using yarns containing a dip penetration regulator  
A polyamide yarn having on the surface of the polyamide yarn a hydrophobic organic ester dip penetration regulator having a melting point greater than 27° C. and convertible by conventional means...
4900495 Process for producing anti-static yarns  
A process wherein freshly-spun, undrawn, nonconductive filaments are combined with one or more spin-oriented, conductive filaments having a nonconductive component made from a major portion of...
4898634 Method for providing centrifugal fiber spinning coupled with pressure extrusion  
A method wherein there is provided a source of fiber forming material, with said fiber forming material being pumped into a die having a plurality of spinnerets about its periphery. The die is...
4883552 Pultrusion process and apparatus  
An apparatus and process are provided for continuously consolidating and shaping a plurality of continuous prepreg structures into a unitary formed product structure. Each prepreg structure...
4882025 PVC woven diaphragm for the electrolysis of hydrochloric acid  
Heat-set woven diaphragms based on polyvinyl chloride, well adapted for the electrolysis of hydrochloric acid, comprise: (a) a combination of warp threads and weft threads woven into a cloth...
4882101 Method of producing a reinforced rubber hose by using a plastic mandrel  
A method of producing a reinforced rubber hose, including the steps of continuously extruding a long plastic mandrel from a plastic material and feeding the extruded plastic mandrel, extruding an...
4880440 Hollow fiber multimembrane cells and permeators  
Two or more different permeable membranes capable of separating different components of a fluid mixture are used to farbicate hollow fiber multicomponent cells and permeator modules.
4877572 Process for the production of PBT carpet yarn  
A process for the production of high-quality carpet yarn from PBT having an intrinsic viscosity of 0.9 to 1.2 comprising an integrated spinning-draw texturing process, employing a transport speed...
4874563 Process for preparing tows from composite fiber blends  
A continuous, substantially uniform tow useful in forming composite molded articles is prepared by forming a continuous tow of continuous carbon fibers, forming a continuous tow of thermoplastic...
4871491 Process for preparing composite articles from composite fiber blends  
A composite article is prepared by forming a continuous tow of continuous carbon fibers, forming a continuous tow of thermoplastic polymer fibers, uniformly and continuously spreading the...