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WO/2004/045830A1 |
This invention relates to the post-formation processing of extruded or injection molded profiles in an economic manner without the need to purchase a blow molding machine, yet still effect post-formation radial expansion or contraction b...
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WO/2004/039562A1 |
To provide a bag-making method ensuring excellent liquid tightness at the melt-bonded part between the mouth member (1), and the bag unit.(2) A bag-making method for producing a bag by melt-bonding and thereby integrating a mouth member ...
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WO/2004/040213A1 |
A drying device for a powder material is characterized in that it has an electric heater that is built-in in its center and a hopper body that receives heat conductive fins from which partition walls are radially projected, the heat cond...
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WO/2004/037511A1 |
Method and device to produce polyurethane articles (37, 137, 237) covered on one side by a film (19). The method provides a step wherein the film (19) is made to adhere to one zone of a part of a mold, and a heating step wherein one segm...
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WO/2004/037517A1 |
A method for pre-stressing an expansion formed semi-crystalline polymer pipe end is described taking advantage of the variable shrinkage properties of these materials. An end portion of the pipe end is heated to allow plastic flow and ex...
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WO/2004/026432A1 |
The invention relates to a device for filtering a fluid, especially a liquefied plastic, said device comprising a housing, a supply channel, a discharge channel and optionally backwash channels. At least two filter elements are arranged ...
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WO/2004/009315A1 |
Disclosed is a device for processing plastic waste, comprising a comminuting unit (9) which is arranged in a housing (1), is rotatable about a rotating shaft (2), and supports a plurality of knives (3) at the periphery thereof, and an ex...
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WO/2004/004996A1 |
The invention relates to a device (1) for producing granules, which comprises a feed transport device (2, 14) for a flowable compound to be granulated or for a starting products therefor. A granulating device (32 to 67) produces granules...
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WO/2004/002715A1 |
The invention relates to a device for the continuous filtration of material blends, in particular for separating impurities from molten plastic. Said device comprises a hollow cylindrical filter (2) in a housing (1), an inner chamber loc...
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WO/2003/103916A1 |
The invention relates to a device for treating plastic material, in particular thermoplastic plastic material. Said device comprises a receptacle (1) consisting of a base (15) and lateral walls (14). At least one disc (17) is located in ...
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WO2002030555A9 |
The invention relates to a method and a device for thermally treating solid matter in pulverulent or granulate form using gaseous streams (7, 16, 22, 23, 24), by means of a body (2), which is displaced about its rotational axis (1). Acco...
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WO/2003/103073A2 |
The present invention provides a method of manufacturing metal-air cells systems. The method includes a thermoset molding step to integrate the cell structure with necessary cell components. In particular, a metal-air cell frame is produ...
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WO/2003/097316A1 |
Shreds for reinforcement allowing the effective recycling of waste textile goods as resources, a fiber−reinforced product using the shreds, and a method of manufacturing the shreds and the product, the method comprising the steps of pe...
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WO/2003/091294A1 |
The present invention is concerned with rotomoulded articles having very low warpage and shrinkage and consisting essentially of polyethylene prepared with a catalyst system based on a bis-indenyl or on a bis(n-butyl-cyclopentadienyl) me...
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WO/2003/088395A1 |
A polymeric electrolyte type fuel cell comprising a cell laminate, a pair of current collecting plates having the cell laminate interposed therebetween and a pair of end plates for fastening the cell laminate and the current collecting p...
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WO/2003/087199A1 |
A process for radiation treatment of ethylene polymers is described. The process is characterised in that a multimodal ethylene polymer is provided; the polymer is melt homogenised/compounded; the homogenised polymer is irradiated as a s...
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WO/2003/070451A1 |
The invention relates to a method and a device for connecting a plastic line part in a plastic socket. A head end (9) of the line part (6) is heated contactlessly all the way round until said end curls over to a diameter that is greater ...
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WO/2003/068849A1 |
The method of this invention for raising the stick temperature of pellets of ethylene-based copolymers with an acid content at least 5 weight percent has the steps of contacting the pellets with an aqueous solution of a water-soluble met...
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WO/2003/062059A1 |
The invention provides tube-filling machines and methods for, in such machines, filling double tubes (10), that is to say the tube type which has concentric packing tubes (11, 12) which are connected to a common tube shoulder (13) provid...
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WO/2003/059593A1 |
A process and apparatus for the purging of excess hydrocarbons or monomer from polymer materials using a settled bed non-fluidized conditioning vessel (12) having an internal gas distribution system (20) which insures uniform gas distrib...
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WO/2003/055659A1 |
The invention concerns a method for shaping semi-finished products from a mixture based on sulphur-vulcanizable diene elastomers comprising a fit step which consists in dissociating said non-vulcanized mixture to obtain small single-unit...
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WO/2003/055748A1 |
The invention provides tube-filling machines and methods for, in such machines, end sealing of double tubes (10), that is to say the tube type which has concentric packing tubes (11, 12) which are connected to a common tube shoulder (13)...
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WO/2003/054063A1 |
The invention relates to a method and a device for producing spherical particles from a melted mass of plastic. According to the invention, said melted mass is transformed into droplets by means of a droplet-forming nozzle (10); after fa...
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WO/2003/049930A1 |
A method of preparing an implantable polymeric bearing (10) wich includes removing low-molecular weight compounds from a mass of UHMWPE from wich the bearing (10) is made.
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WO/2003/046045A1 |
The invention relates to a method for producing highly condensed polyesters in the solid phase by means of crystallisation, with or without a subsequent solid-phase polycondensation, for producing bottles, sheets, films and high tenacity...
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WO/2003/037588A1 |
The invention relates to a method for increasing the limiting viscosity of polyester by means of solid-phase polymerisation, whereby a polyester plastic melt is granulated, and then continues to a heat treatment in a heat treatment conta...
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WO/2003/037590A1 |
The invention relates to a process for the manufacture of a shaped part of ultra high molecular weight polyethylene (UHMW-PE) comprising melt processing, wherein UHMW-PE a) is annealed at a temperature between 130 °C and 136 °C, pr...
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WO/2003/037591A1 |
A pump (26) for use with a dispensing unit of a hot melt adhesive system (10) includes a removable filter (80). The filter (80) is coupled with a cartridge (82) which is threaded into a chamber (68) of the pump (26). The chamber (68) is ...
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WO/2003/031133A1 |
The invention relates to a method for crystallisation of an at least partly amorphous, thermoplastic polymeric material, obtained by solidification from a polymer melt, characterised in that the polymeric material is subjected to one or ...
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WO/2003/024684A1 |
Polystyrene foam scrap particulate is treated (e.g., recycled) to increase density while minimizing amount of heat required to convert it into densified solid flakes, avoiding noticeable polymer degradation. Polystyrene particulates are ...
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WO/2003/022544A2 |
The invention relates to a device (1) for continuous heat treatment of granulated materials, especially to the crystallization of polymer granulate, such as polyethylenterephthalate (PET) for example. The device comprises several adjacen...
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WO/2003/022020A2 |
A sheet comprising thermoplastic polymer (TP) (4) and short high tensile modulus fibers (3) , in which the concentration of TP (4) in the middle of the sheet is higher than at the surface of the sheet, useful for making prepregs with a t...
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WO/2003/020511A1 |
A solid sheet which contains an nonwoven fabric made from short high tensile modulus fibers and a thermoplastic polymer having a low moisture absorption matrix resin that is useful as a substrate for circuit boards.
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WO/2003/020485A1 |
A method for stabilizing material physical properties of recyclable bumpers comprising the steps of: separating coating from raw material obtained by cleaning, fracturing and drying recyclable bumpers, to thereby make a recycled matrix; ...
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WO/2003/020484A1 |
Thermotropic liquid crystalline polymers are readily ground to smaller particle sizes by using a two or more stage grinding process. The particles produced usually are relatively short, but still, fibers. The ground LCP is useful for rot...
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WO/2003/015942A2 |
A compact dedusting apparatus is mounted on the machine utilizing particulate material requiring contaminant cleansing to provide an economical and effective decontamination of particulate material immediately before utilization of the m...
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WO/2003/014207A1 |
The invention relates to a process for converting an elastomer from scrap to a regenerated elastomer which comprises the steps of: a) introducing the elastomer from scrap into a vessel equipped with agitating means, the elastomer from sc...
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WO/2003/004237A1 |
A continuous manufacturing method for hygroscopic resin powder capable of continuously manufacturing, at a high productivity, surface−reformed hygroscopic resin powder in the state of narrow grain size distribution and high physical pr...
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WO/2003/004953A1 |
A low pressure dryer (10) for granular or powdery material includes a plurality of canisters (12) rotatable about a common vertical axis serially among material heating (100), vacuum drying (102) and material inventory discharge (104) po...
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WO/2003/002329A1 |
A method of heating a preform, comprising the steps of applying a first heating processing of rapid heating to the preform formed on a bottle body by biaxial stretching blow by operating a heat source at a high output while blowing cooli...
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WO/2002/087853A1 |
A heat−shrinkable polyester film roll obtained by winding a heat−shrinkable polyester film, characterized by satisfying the following requirements (1) and (2): (1) when samples cut out of the film at nearly the same intervals in the ...
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WO/2002/085604A1 |
The invention relates to a method for slotting or folding homogeneous, multilayer plastic materials or rigid plastic materials, which are reinforced by crosspieces, on processing plotters. According to the invention, the plastic material...
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WO/2002/078934A1 |
Thermal regulation of a coated work-piece during the reconfiguration of the work-piece (22) is provided. One method embodying the invention comprises placing an externally coated reconfigurable work-piece, whose hardness has been tempora...
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WO/2002/068169A1 |
The invention relates to a cooling system for cooling at least one rubber strip (1), comprising a conveyor device (2) which is used to continuously convey the rubber strip (1), in addition to an air diffusing device enabling cooling air ...
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WO/2002/064352A1 |
The invention relates to improvements made to the production of a plastic tube base (20) by means of hot soldering, which ensures that tubes produced in this way have no deformations after soldering in the form of indentations or a colla...
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WO/2002/062875A1 |
The present invention relates to a process for producing substantially rounded thermosetting or thermoplastic polymer particles and also to a device used therefor. The process includes forming a mixture of polymer pellets with at least o...
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WO/2002/061009A2 |
Films having a melting point below about 100°C are used to package low temperature hot melt adhesives. The packaging film does not require removal prior to use of the adhesive. The packaged adhesive is easy to handle and units are non-b...
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WO/2002/058913A1 |
A process for blowing a balloon from a tubular parison of a thermoplastic polymer material by radially expanding the parison at an elevated temperature and pressure, the process characterized in that: a) the polymer material includes a '...
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WO/2002/051606A1 |
The invention relates to a device for carrying out material exchange processes for high-viscosity liquids, especially for evaporating and/or degasifying polymer melts. The inventive device consists of at least one vertical container (1) ...
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WO/2002/048259A2 |
The present invention provides partial and complete shielding approaches to alter the cross-linking characteristics of irradiated polymers, such as polyethylene. Irradiated polymers and fabricated articles, such as medical prosteses, com...
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