Abstract: A window covering has at least an element made of polyethylene terephthalate mixed with a filler, wherein the polyethylene terephthalate has a melt strength greater than 500 Pa·s, and a ratio of the filler is between 2% and 40% by weight, and the polyethylene terephthalate is mixed with the filler in an environment with the temperature between 200 and 350. The mixture is put into an extruder for extrusion to have a long member, and then the long member is cooled for solidification and is cut to make the window covering element. The element of the window covering has a well rigidity, heat resistant, and light fastness property, and most of all, it is recyclable.

Abstract: A biodegradable and biocompatible nontoxic polymeric composition is provided which includes a base material such as a crystallizable polymer, copolymer, or terpolymer, and a copolymer or terpolymer additive. Medical devices manufactured from the composition are also provided.

Abstract: A method of manufacturing an oriented film of thermoplastic polymer material comprises extrusion of a film in tubular form from an extrusion die, orienting the film in a main direction of orientation during the haul-off from the die while in molten or semi-molten state, the direction being at an angle between 0 and 45-to the axis of the tube, followed by cutting of the tube at an angle to its main degree of orientation to form a web having an orientation of no less than 20 to its longitudinal direction, which method involves segmental stretching of the film to form an array of linear bosses (1), being of thicker material, integrally connected by thinner webs (2), said bosses and webs extending in a direction which is generally parallel with the direction of orientation, forming an acute angle to the longitudinal direction of the web, the method involving, after segmental stretching and cutting, shearing of the bosses along one another under re-orientation in the connecting webs, to increase the angle at which

Abstract: The present invention relates to a process for producing spherical particles of at least one material, which comprises the steps: (A) preparation of a solution or dispersion of the at least one material in at least one water-miscible solvent or dispersion medium, (B) conversion of the solution or dispersion obtained in step (A) into individual portions comprising an amount of the at least one material corresponding to the amount present in the spherical particles by underwater pelletization and (C) introduction of the portions obtained in step (B) into a medium which is miscible with the solvent or dispersion medium from step (A) and in which the material used in step (A) is insoluble so that the solvent or dispersion medium used in step (A) is replaced by the medium which is miscible with the solvent or dispersion medium from step (A) and the material solidifies to form the spherical particle.

Abstract: An ethylene-vinyl alcohol copolymer alcohol solution comprising an ethylene-vinyl alcohol copolymer and an alcohol having a carbon number of not greater than 4 is brought into contact with an aqueous solution of at least one additive selected from a carboxylic compound, a boron compound and a phosphoric compound to replace a part or all of the alcohol with water, whereby an ethylene-vinyl alcohol copolymer composition containing the additive is prepared. This preparation process makes it possible to efficiently replace the alcohol in the ethylene-vinyl alcohol copolymer alcohol solution with water, and homogeneously incorporate the thermal stabilizer in the composition.

Abstract: An apparatus comprises an extruding device (2) having a dispensing opening (8) for extruding a flowable material along an exit direction (Z1) through said dispensing opening (8), and cutting means (3) for separating a dose (50) from said flowable material, said cutting means (3) being movable with a motion component that is parallel to said exit direction (Z1).

Abstract: A utility pole includes a thermoplastic composite material including: (a) at least one olefin polymer; and (b) at least one reinforcing fiber material embedded in the at least one olefin polymer, the thermoplastic composite material having a specific tensile strength higher than or equal to 15 MPa/(gr/cm3), preferably 20 MPa/(gr/cm3) to 200 MPa/(gr/cm3), and more preferably 30 MPa/(gr/cm3) to 150 MPa/(gr/cm3) and a specific tensile modulus higher than or equal to 2000 MPa/(gr/cm3), preferably 2500 MPa/(gr/cm3) to 20000 MPa/(gr/cm3), and more preferably 3000 MPa/(gr/cm3) to 15000 MPa/(gr/cm3).

Abstract: Reflective pellets (16) are formed by extrusion of reflective micro beads (26) in a thermoplastic (20), removal of the surface layer of the pellets so as to expose the reflective beads at the surface of the pellets and applying the reflective pellets to the base line (14) of the striping applied to a paved road.

Abstract: A process and device are disclosed for producing horizontally tamped coal cakes for coking in the oven chamber of a coking oven, the coal cakes being formed in a compression mold by stationary compression tools which work in the horizontal direction and with a stroke having a strictly limited length. The compression mold has a sliding stop wall which is moved away from the compression tools as the coal cake grows, under the effect of a suitable antagonistic braking force.

Abstract: The object of the present invention is to provide a production method for an aromatic polycarbonate, in which eye boogers at the time of extrusion molding are reduced, and a continuous operation for a long period of time is possible. The present invention relates to a method when an extrusion molding is produced using an extruder in which a tapered part 1 has a half apex angle of from 4 to 20° formed at the outlet part of a die hole 9, and outlet parts of plural die holes 9 are arranged in a staggered state at the resin discharge surface side of a die plate 10, the shear rate ? at the extruder outlet is from 100 to 500 sec?1, and the shear stress ? is from 50 to 200 kPa.

Abstract: A method for forming a diesel particulate filter is presented. The method includes provided an extruder for receiving material to be extruded such extruder being configured to converting such material into a honeycomb structure having a lower portion and an upper portion. The lower portion has a bottom surface and a pair of vertically extending sidewalls terminating along outer edges of the bottom surface. The upper portion has a pair of opposing, pitched, sidewalls having lower edges terminating along upper edges of the vertically extending sidewalls and upper edges terminating along a common edge.

Abstract: A process and apparatus for making a shingle, together with the shingle made thereby, is provided, in which one or more thermoplastic materials are extruded or co-extruded to form an extrudate, with the extrudate being cut into a preliminary shingle shape, which is allowed to dissipate heat, and then is delivered to a compression mold, wherein the preliminary shingle shape is compression molded to substantially its final dimensions and is then discharged from the mold and allowed to cool.

Abstract: An apparatus for feeding a molten resin is operated for extended periods of time maintaining stability without permitting volatile components of the molten resin to adhere on the surfaces of conveyer means. An extruder in the apparatus for feeding the molten resin to the compression-forming machine has an extrusion unit which discharges a molten resin through an extrusion opening of an extrusion nozzle. An air injection nozzle for injecting the cooling gas is provided along the outer circumference of the extrusion nozzle, and the cooling gas is blown onto the surface of the molten resin extruded from the extrusion opening to cool the surface of the molten resin.

Abstract: A method of forming a reinforced building product from garbage, comprising the steps of sorting garbage, shredding plastics within the garbage, shredding fibers within the garbage, heating the shredded plastics, forming a slurry from the plastics and fibers, disposing the slurry within an extrusion cavity, extruding the fluid through a venturi, and allowing the extruded materials to cool. Garbage is separated into plastics, fibers, and other materials. Plastics are shredded to facilitate melting. Fibers are shredded to macroscopic lengths no greater than a maximum internal diameter of a venturi. The plastics are melted. The melted plastics are mixed with fibers and other material to form a slurry that is extruded from a cavity through a venturi, thereby causing significant alignment of the shredded fibers within the slurry in an outer region of the extruded slurry. Cooled, there is reinforced building material.

Abstract: The invention provides a preform insulating end cone suitable for forming the end cone of a pollution control device. The preform insulating end cone includes a cone shaped intumescent or non-intumescent sheet material. The sheet material has a plurality of slits enabling the sheet material to be cone shaped. A shape retaining element is in intimate contact with the intumescent sheet material. The shape retaining element enables the intumescent sheet material to maintain a cone shape. The invention also provides methods of making preform insulating end cones of the invention.

Abstract: A chopped fiber bundle includes a large number of unidirectionally arranged reinforced fibers. The length of each of the reinforced fibers is in the range of 5 to 100 mm. The chopped fiber bundle has a transition segment in which the number of the reinforced fibers increases toward the central part of the chopped fiber bundle in the aligned direction of the reinforced fibers with both ends in the aligned of the reinforced fibers in the chopped fiber bundle being a starting point. The level of a change in total sectional area of the large number of reinforced fibers is not more than 0.05 mm2 per mm in the aligned direction of the reinforced fibers over the whole area in the longitudinal direction of the chopped fiber bundle.

Abstract: A plastic spacer/riser to increase useable height of a reclosable fastening system, such as 3M™ Dual Lock™ or Velcro® hook and loop products. The spacer/riser is adapted to be held in place on an external substrate with hot-melt glue, sonic welds, pressure-sensitive adhesives, acrylic foam tape, or screws.

Abstract: The invention discloses an improved die assembly for the extrusion of thermoplastic resin cellulosic fiber composite profiles meant to minimize and substantially prevent the occurrence of melt fracture on the surface of the extruded composite profiles. Comprising the die assembly are a balanced flow passage having a heated compression zone, a heated transition zone, a heated converging die zone, a die land, which corresponds to at least a portion of the downstream end of the flow passage and is cooled to temperature below the melting point temperature of the thermoplastic resin. The invention also discloses a production process for composite profiles which include the steps of providing resin and fiber, producing a composite compound, processing the compound through an extrusion system, extruding the compound through the die assembly to form the desired profile, cooling the profile and cutting it to length. Also disclosed are products produced by the production process.

Abstract: Methods for reducing vibration or noise from the exhaust system of a motor vehicle, especially of an automobile, by producing a thermoplastic vulcanizate muffler hanger and mounting it between the exhaust system and the body of the motor vehicle. Also, the thermoplastic vulcanizate muffler hangers so produced.

Abstract: A method and a device for feeding a molten resin capable of accurately feeding the molten resin without the delay of feed timing by preventing the molten resin from adhering to route members before it seats on a mold to increase the positioning accuracy of the molten metal in the mold, and a method of manufacturing a molded part by using the fed molten resin. Vibration is provided to the route members such as molten resin guide pins (10, 40, 50), throat members (62, 70, 85), and female mold positioned in a route in which the molten resin (25) passes before it seats on the female mold (7, 63) by a vibration imparting device (27) or a gas layer film is formed on the surfaces thereof. Thus, the molten resin can be fed while preventing it from adhering to the route members.

Abstract: The invention relates to a method for the production of granulate grains of polymers from thermoplastic polyesters or copolyesters from a polyester melt using an extrusion granulator. The polyester melt is fed to nozzles of the extrusion granulator and then, with draw-in rollers, to the granulation device via an extraction section as extrusions exiting from the nozzle, wherein, e.g., an extrusion extraction speed is set by the draw-in rollers. The invention also relates to an improved extrusion granulator according to the invention having a wave device between the nozzles and the extraction channel, and granulate grains produced according to the method according to the invention.

Abstract: The present invention relates to a method for producing a medicament dosage form which consists of at least one piece which in each case comprises at least one medicament and at least one additive, the medicament and the additive being mixed and extruded from a die as a strand and the strand being cut into pieces of precise weight. The invention additionally relates to a device.

Abstract: Provided are, among other things, systems, methods and techniques for manufacturing sheet material. In one representative embodiment, a sheet of fabric material is positioned across a patterning template that has a number of openings; and the sheet of fabric material and the patterning template are fed through an extrusion device in which extrusion material coats the fabric material and forces the fabric material into the openings in the patterning template, thereby producing a composite sheet material.

Abstract: An object of the present invention is to provide carbon fibers which have a high conductivity, readily form a network in a matrix and are suitable for use in a radiating member as well as a molded product thereof. The present invention is pitch-based carbon fibers which are obtained from mesophase pitch and have an average fiber diameter (AD) of 5 to 20 ?m, a ratio (CVAD value) of the degree of filament diameter distribution to average fiber diameter (AD) of 5 to 15, a number average fiber length (NAL) of 25 to 500 ?m, a volume average fiber length (VAL) of 55 to 750 ?m and a value obtained by dividing the volume average fiber length (VAL) by the number average fiber length (NAL) of 1.02 to 1.50, and a manufacturing method and molded product thereof.

Abstract: A method for separating a portion of extruded material from the continuous strip leaving an extruder, consisting of passing in front of the extrusion nozzle a withdrawal device associated with at least one cutting member; said withdrawal device and said at least one cutting member are made to move independently of each other with velocities, in the sense of vectors, which differ from each other and differ in relation to the material portion separated.

Abstract: A method for making a fiber-reinforced thermoplastic polymer composition and forming a fabricated article therefrom. A thermoplastic polymer, a masterbatch comprising an elastomer and a reinforcing fiber material are compounded, extruded and immediately formed into a fabricated article. The fabricated article is formed by compression molding, vacuum forming, thermoforming, injection molding, blow molding, profile extrusion or combinations thereof.

Abstract: The invention pertains to a method for making a polymer-additive composite particle from a dope by jet spinning the dope to obtain a pulp, fibril or fibrid, wherein the solvent of the dope is selected from N-methyl-2-pyrrolidone, N,N?-dimethylformamide, N,N?-dimethylacetamide, tetramethylurea, and 4 to 75 wt % of a composition consisting of 2 to 95 wt % of a para-aramid polymer and 5-98 wt % of a solid additive material, to a total of 100 wt %, and wherein the aramid polymer is dissolved in the solvent; or coagulating the dope by means of a rotor-stator apparatus in which the polymer solution is applied through the stator on the rotor so that the precipitating polymer-additive composite particle is subjected to shear forces while they are in a plastic deformable stage.

Abstract: The invention relates to a method of manufacturing a multilayer object in synthetic resin (9) by compression moulding a dose of molten multilayer resin (1) comprising at least one functional layer (2,20), each layer of the dose being in the molten state at the time of compression; the method consisting at least in co-extruding the resins through a die, in cutting the extrudate periodically in order to obtain a dose (1), then in depositing the dose (1) in the molten state in the cavity of a mould; the method thereby defining, within the dose, an extrusion direction and an arrangement of the functional layer (2,20) parallel to the extrusion direction; the method being characterized in that the dose is compressed along a compression axis (16) which intersects the extrusion direction, so as to introduce, into the flow of the layers, asymmetry with respect to the compression axis (16).

Abstract: A roofing membrane assembly includes a membrane having a top surface, bottom surface, first longitudinal edge and second longitudinal edge. A first primed area is located at the top surface along the first longitudinal edge. A second primed area is located on the bottom surface along the second longitudinal edge. A tape is secured to the membrane on the first primed area. A first release liner is positioned over the tape and a second release liner positioned over the second primed area.

Abstract: The present invention relates to a method for producing an artificial lightweight aggregate containing bottom ash, and more particularly to a method for producing an artificial lightweight aggregate containing bottom ash, the method comprises the steps of: (a) mixing 100 parts by weight of clay and 10-100 parts by weight of bottom ash to obtain a mixture; (b) extrusion-molding the mixture by using an extruder and cutting the extrusion-molded mixture to form a molded article; (c) drying the molded article by using a rotary drier; and (d) Sintering the dried article at 1050-1150° C. for 15-45 minutes to produce the artificial lightweight aggregate.

Abstract: A yarn to produce, in a synthetic grass, filiform formations reproducing natural grass comprising at least one layer of marbled (Moiriert, marbré) aspect given, for example, by the presence of stripes, streaks, bands or granular patterns each with at least marginally different coloration.

Abstract: A cutter assembly for an extruder includes an elongated extrusion member having an open feed end. The open feed end is attachable in fluid communication with the extruder for supplying a mash thereto. An extrusion die is supported on the elongated extrusion member. The extrusion die includes at least one extrusion outlet formed therein. A cutter member cuts extrudate to a desired length as the extrudate exits the die. The at least one extrusion outlet is shaped to have at least six straight sides, the shape of the at least one extrusion outlet ensuring that the mash exits the extrusion die in a straight orientation in order to form a straight food product.

Abstract: Extruding radiused plastic articles with an extruding machine terminating in die defining a path of travel between upstream and downstream ends. The die has an outlet opening extending longitudinally in the direction of the path of travel, the opening oriented so a polymeric material is extruded therefrom in a direction approximately perpendicular to the path of travel through the die. Oppositely rotating rollers of tapered diameters are disposed side by side to receive the extrudate therebetween, the rollers arranged so their longitudinal axes intersect and their smaller diameters are oriented towards the downstream end of the die. Extrudate passing through the opening is characterized by a higher flow rate proximate the upstream end thereof to thereby form a radiused extrusion. The rollers draw the extrudate from the die outlet opening without significantly altering the radiused shape of the fluid plastic material.

Abstract: 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 100 are obtained by orienting a plurality of flat glass fiber filaments 20 with flat cross-sections in a single direction in pellets 10 composed of a thermoplastic resin, so that both edges of the filaments reach the pellet surfaces.

Abstract: A filter element in the form of a nonwoven self-supporting filtration web having rows of folded or corrugated spaced-apart pleats, the web containing continuous thermoplastic fibers a majority of which are aligned at 90°±20° with respect to the row direction. The filter element can be made by forming rows of pleats in such a nonwoven web and cutting the web to a desired size and shape. The filter elements can provide improved mechanical and filtration properties and can exhibit reduced susceptibility to pleat deformation and the loss of space between pleats.

Abstract: An apparatus and process maintain control of the temperature of low-melting compounds, high melt flow polymers, and thermally sensitive materials for the pelletization of such materials. The addition of a cooling extruder, and a second melt cooler if desired, in advance of the die plate provides for regulation of the thermal, shear, and rheological characteristics of narrow melting-range materials and polymeric mixtures, formulations, dispersions or solutions. The apparatus and process can then be highly regulated to produce consistent, uniform pellets of low moisture content for these otherwise difficult materials to pelletize.

Abstract: An end-face heating apparatus of the present invention comprises: a heating tool that is placed almost in parallel with an end face of a honeycomb aggregated body in which a plurality of pillar-shaped honeycomb fired bodies are integrated with one another by interposing a sealing material paste layer formed on the side face of the honeycomb fired body; a heating tool translation device for translating said heating tool toward said honeycomb aggregated body; and a holding jig that holds said honeycomb aggregated body.

Abstract: A system of fiberglass lawn edging materials. The pultruded fiberglass system provides a lawn edging that is durable and easy to install. The fiberglass edging material comes in a long, flat shape that can be rolled up for ease of display and transport. The system includes metal or pultruded fiberglass stakes. The system includes a integral veil that allows for a variety of surface treatments.

Abstract: An apparatus for feeding a molten resin is operated for extended periods of time maintaining stability without permitting volatile components of the molten resin to adhere on the surfaces of conveyer means. An extruder in the apparatus for feeding the molten resin to the compression-forming machine has an extrusion unit which discharges a molten resin through an extrusion opening of an extrusion nozzle. An air injection nozzle for injecting the cooling gas is provided along the outer circumference of the extrusion nozzle, and the cooling gas is blown onto the surface of the molten resin extruded from the extrusion opening to cool the surface of the molten resin.

Abstract: A method for producing a microporous thermoplastic resin membrane from a thermoplastic resin and a membrane-forming solvent, using as part of a starting material film waste based on the thermoplastic resin and the membrane-forming solvent, which is generated in the production process of the microporous thermoplastic resin membrane, comprising the steps of melt-blending a virgin thermoplastic resin and a membrane-forming solvent in an extruder to prepare a virgin material solution, adding the film waste generated in the same or different production processes to the virgin material solution in a molten state in the extruder at an intermediate point, melt-blending them to prepare a thermoplastic resin solution, extruding the thermoplastic resin solution through a die, cooling the extrudate to form a gel-like sheet, and removing the membrane-forming solvent from the gel-like sheet.

Abstract: The invention relates to a process for producing sheath-core staple fibers with a three-dimensional crimp and to a sheath-core staple fiber of this type. In this case, the fiber is extruded with a symmetrical sheath-core arrangement consisting of two different polymer melts with a first polymer component for the core and with a second polymer component for the sheath. In order to generate an as far as possible intensive three-dimensional crimp in the fiber, the cooling of the fiber takes place by means of a sharp cooling air stream with a blowing air velocity of at least 3 m/sec., after the combining of the fibers into a tow the multistage treatment in a fiber line taking place under a maximum temperature load which lies below the glass transition temperature of the second polymer component in the sheath of the fiber. A high degree of three-dimensional crimping can consequently be achieved after the multistage treatment and before the cutting of the fiber.

Abstract: A louver blade comprises an elongated body made of extruded plastic having first and second plastic strips disposed within and off-center from the longitudinal axis of the body. A method for making a louver blade comprises extruding plastic in a shape of a louver blade into a die; feeding first and second plastic strips through a cavity of the die; cooling the extruded louver blade; and cutting the extruded louver blade into desired length.

Abstract: Improved reinforced thermoplastic resin, and devices and methods for producing the improved reinforced thermoplastic resin. The invention comprises complete fiber strand dispersion and wet out without breaking fiber filaments after cutting the fiber to a designated length. Certain embodiments of the present invention may comprise a zero-shear down screw which rotates very slowly. Thus, the resin and glass fiber bundles are slowly kneaded and the individual filaments unbundled from the fiber bundles resulting in complete wet-out of each filament without creating a pressure flow path for the substrate material and the entrained glass fibers and unbundled filaments. Optimized geometrically-controlled openings may be provided at the end of the down screw, providing further breakage-free kneading of the individual filaments. Certain embodiments may comprise an extended length cutting chamber which allow cutting very long individual fiber lengths.

Abstract: A method for manufacturing building elements, in particular building panels, from solid waste is described, in which the latter is provided, sorted according to category, in different fractions of a specified particle size. The different fractions are mixed in specified proportions with addition of water and binder. The resulting mixture is subjected to a continuous extrusion process, in which a strand-like preproduct is produced. Through a cutting operation, the desired dimensions of the building element in the extrusion direction are at least approximately produced. The building-element blanks are then dried and the binder present therein is set. This continuously working process is much more economical compared with the prior art and can be carried out on a large-scale industrial basis.

Abstract: A method for making a pocket filter assembly is provided. Two side and two end header elements each having a pair of longitudinally extending side walls and a longitudinally extending bottom wall forming a longitudinally extending channel are joined at ends forming a rectangular header with two opposing sides and two opposing ends. The bottom wall and side walls of each of the opposing sides and the bottom walls and said side walls of each of said opposing ends become adjacent forming a rectangular header with a continuous bottom wall and continuous inner and outer side wall having a continuous channel therein. An upstream perimeter portion of a pocket filter element is inserted in the continuous channel and a liquid polymeric material is placed therein. The polymeric material is solidified forming a header frame having the upstream perimeter portion of the filter element unitary therewith.

Abstract: The invention relates to a process for preparing a controlled release pharmaceutical extrudate using a melt extruder, wherein the melt extruder comprises a die-head supporting a die-plate in which orifices are located, and a cutter adjacent to the die-head, and wherein the cutter cuts the extruded mix as it emerges under pressure and still molten or softened from the orifices of the die-plate.

Abstract: A method of making a golf ball comprising the steps of providing a preform comprising an uncured polybutadiene composition; coating the preform with a cure-altering material comprising an organosulfur compound, an inorganic sulfide compound, or a metal-containing organosulfur compound; curing the coated preform at a predetermined temperature to form a crosslinked golf ball core having an outer surface having a first hardness and a geometric center having a second hardness greater than the first to define a negative hardness gradient; and forming a cover layer about the core to form the golf ball.

Abstract: A method for manufacturing a shaped article comprising the step of cutting a shaped article from a first article; wherein as the shaped article is cut from the first article the shaped article's cross-section is deformed and wherein the first article's cross-section is shaped such that it compensates for the deformation during the cutting step so as to achieve a shaped article with a desired cross-section. Shaped articles and compositions comprising shaped articles are also described.

Abstract: A method and a device for feeding a molten resin capable of accurately feeding the molten resin without the delay of feed timing by preventing the molten resin from adhering to route members before it seats on a mold to increase the positioning accuracy of the molten metal in the mold, and a method of manufacturing a molded part by using the fed molten resin. Vibration is provided to the route members such as molten resin guide pins (10, 40, 50), throat members (62, 70, 85), and female mold positioned in a route in which the molten resin (25) passes before it seats on the female mold (7, 63) by a vibration imparting device (27) or a gas layer film is formed on the surfaces thereof. Thus, the molten resin can be fed while preventing it from adhering to the route members.

Abstract: A method of making a golf ball comprising the steps of providing a preform comprising an uncured polybutadiene composition; curing the preform for a first isothermal step at a cure cycle index of 200 or less to form a crosslinked golf ball core having an outer diameter of 1.0 inches or greater, and an outer surface having a first hardness and a geometric center having a second hardness equal to or greater than the first to define a zero hardness gradient or a negative hardness gradient, wherein the cure cycle index has a formula CCI time = ? n = 1 n ? t n ? Log ? ? T n where t=time in min, T=temperature in ° C., and n=the number of the isothermal step; and forming at least one cover layer about the core to form the golf ball.