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| Number | Title | Issue Date |
| 8168114 | Methods for blow molding solid-state cellular thermoplastic articles A process for producing cellular thermoplastic articles. The process comprises the steps of treating a solid parison made from a thermoplastic material with a saturating gas at an elevated pressure for a period of time to provide a gas-saturated parison; heating the... | 05/01/2012 |
| 8158052 | Polypropylene container and process for making the same A multilayer plastic container comprises a layer of a polypropylene and an intermediate layer directly adjacent the layer of polypropylene wherein at least one of the polypropylene and intermediate layers comprises an adhesive such as maleic anhydride incorporated t... | 04/17/2012 |
| 8153048 | Method and device for manufacturing container by compression molding and stretch blow molding The present invention relates to manufacture of container product with a constant level of quality, wherein the performance is constant, by resolving problems including transformation of perform performance caused by the temperature variation of the preform; or by t... | 04/10/2012 |
| 8075832 | Film production method A solution casting apparatus includes a drive roller as a conveying means. The drive roller conveys a polymer film peeled from a belt, the polymer film still containing a solvent. The drive roller has corrugation valleys and corrugation peaks formed on a peripheral ... | 12/13/2011 |
| 8075831 | Optimisation of preform preparation in injection-stretch-blow-moulding This invention discloses a method for preparing a preform for two-stage injection-stretch-blow-moulding (ISBM) from polypropylene resin produced with a Ziegler-Natta catalyst system and having a melt flow index MI2 of from 1 to 20 dg/min, wherein polypropylene is in... | 12/13/2011 |
| 7959850 | Method and device for blow molding workpieces by means of a blowing-stretching mandrel having special air delivery ports Disclosed are a method and a device for blow forming containers (2). A parison (1) is stretched by means of a stretching rod (11) within a blow mold and molded into the container (2) by applying blow pressure following thermal conditionin... | 06/14/2011 |
| 7906066 | Method of making a balloon catheter shaft having high strength and flexibility A catheter having an elongated shaft with a tubular member which forms at least a portion of the shaft and which is formed of a biaxially oriented thermoplastic polymeric material, and a method of forming the catheter shaft by radially and longitudinally expanding t... | 03/15/2011 |
| 7867435 | Manufacture of inflatable member for bifurcation catheter assembly A catheter inflatable member forming mold can include first and second frames that mate to define a mold cavity, the mold cavity defining a main cavity portion and a bulge cavity portion, the mold cavity being sized to receive an elongated tube member therein. The m... | 01/11/2011 |
| 7740792 | Methods of molding a syringe A syringe for use in a pressurized injection of a fluid includes a syringe barrel including a polymeric material having undergone expansion via blow molding. An inner diameter of the syringe barrel can, for example, be sufficiently constant (over at least a portion ... | 06/22/2010 |
| 7727454 | Device for transferring items by means of a group modules having variable spacing The invention proposes a device (10) for transferring items (3) from an items (3) loading station (13) to an items (3) unloading station (14), which comprises: a group (18) of modules (19a-d) moun... | 06/01/2010 |
| 7658882 | Forming containers A method comprises forming a preform of plastic material, expanding said preform to obtain a container, said forming comprising compression-forming said preform in that mould arrangement wherein said expanding occurs; a method comprises expanding a preform in a moul... | 02/09/2010 |
| 7611658 | Injection blow moulding of plastics articles A composite mould set for use on a conventional type of injection-molding machine is made up of composite mold halves (10) which are mounted one on each platen (12) of the injection molding machine. Each mold half (10) carries an array of inject... | 11/03/2009 |
| 7332543 | Polyolefin composition for rotomolding A polymer composition suitable for rotomoulding comprising I) An ethylene homopolymer or copolymer with at least one other C3-10 ? olefin, having a melt flow rate of 0.5 to 30, a molecular weight distribution (Mw/Mn) of less than 4, an Mw of 50,000 to 110,000, a den... | 02/19/2008 |
| 7303796 | Preform assembly, container assembly and method of manufacture A finish on a hollow plastic preform or container includes a neck that is at least partially of crystallizable polymer construction and is at least partially crystallized, and a finish ring externally secured over the neck. The neck preferably is of molded plastic c... | 12/04/2007 |
| 7281922 | Continuous pallet production apparatus Disclosed is an injection molding apparatus that includes an extruder configured to produce a continuous flow of molten plastic. The injection molding apparatus also includes a plurality of mold assemblies and a delivery system that provides an uninterrupted transfe... | 10/16/2007 |
| 7264464 | Cooling tube with a low friction coating An intimate fit preform cooling tube with an inner mating surface that includes a polymeric coating to increase its lubricity and thereby reduce friction with a preform to be engaged therewith. The cooling tube of the present invention substantially reduces or elimi... | 09/04/2007 |
| 7264458 | Process and apparatus for forming medical device balloons Medical device balloons are formed from a tubular parison by a process or apparatus which establishes a controlled location (initiation zone) on the parison where radial expansion is initiated. Initiation within the initiation zone is achieved by heating the parison... | 09/04/2007 |
| 7238747 | Plasticized polypropylene thermoplastics The invention is directed to a plasticized polypropylene thermoplastic composition comprising a blend of A) from 50 to 99.9 wt % of a thermoplastic polymer derived from polypropylene, optionally with one or more copolymerizable monomer selected from C2-C | 07/03/2007 |
| 7229587 | Blow molded container having holes therein and method and apparatus for facilitating the creation thereof A method and apparatus for facilitating the creation of holes in a blow molded container is disclosed generally comprising first and second mold portions mounted adjacent each other along a seam and a mechanism for creating holes at the seam. In some embodiments, fi... | 06/12/2007 |
| 7226648 | Flexible bottles of polyester resin Flexible, liquid fillable bottles of polyester resin are provided which have a capacity in liters relative to the weight thereof in grams excluding the neck of from 0.15 to 0.5 and from 0.2 to 1.5 for larger capacities. The bottles are obtained by blowing parisons f... | 06/05/2007 |
| 7220379 | Continuous production of molded plastic containers A system for making plastic containers includes a source for providing a continuous stream of molten plastic, and a cutter for severing a continuing series of individual mold charges from the continuous molten plastic stream. A compression molder includes a pluralit... | 05/22/2007 |
| 7208938 | Test tray for handler A test tray includes a rectangular shaped frame and a plurality of transport modules to receive a plurality of semiconductor devices. A precise location-determining unit mounted on both sides of the frame to precisely determines and fixes the test tray location. Acc... | 04/24/2007 |
| 7182906 | Moisture curable balloon materials The present invention relates to a catheter device having a dilatation balloon formed from a polymeric material crosslinked by moisture through —Si—O—Si— linkages, and to a method of making the same. The polymeric material is formed by reacting at least one ... | 02/27/2007 |
| 7179071 | Compression molding container preforms An apparatus for supplying a mold charge for a mold cavity in accordance with one aspect of the present invention includes a mold charge chamber having a longitudinal dimension and at least two lateral inlets for supplying resin materials to the chamber such that th... | 02/20/2007 |
| 7175799 | Process for producing hollow member A process is provided for producing a hollow member having a wall thickness, in a cross section orthogonal to the longitudinal direction, that varies in the longitudinal direction, the process including a heating step of heating a tubular material (Pa) so that the t... | 02/13/2007 |
| 7163522 | Block copolymer elastomer catheter balloons Balloons for medical devices, particularly balloon agioplasty catheters, which have hybrid compliance curves in which growth rate slows at higher pressures are made from block copolymer thermoplastic elastomers. ... | 01/16/2007 |
| 7157040 | Helical blow molding preform and method of manufacturing A multiple cavity bottle is manufactured by injection molding a preform having a helical septum and blow molding the preform to create a bottle having a helical septum separating the bottle into two cavities. The helical septum is molded with a twist sufficient to a... | 01/02/2007 |
| 7153455 | Method of making a stretch/blow molded article (bottle) with an integral projection such as a handle The method involves making a hollow blow molded thermoplastic article having an integral handle. An unblown preform of polyethylene terephthalate (PET) is inserted into a blow mold and thereafter stretched by a stretch rod. Blow gas is then injected into the interio... | 12/26/2006 |
| 7141190 | Biaxially oriented hollow thermoplastic bodies and improved method for sterilization A process of molding thermoplastic preforms into bottles and similar containers wherein pressurized liquids, such as water, are used in the stretching and shaping process instead of pneumatic gases, such as heated air. The result is greater control over the crystall... | 11/28/2006 |
| 7108826 | High compliance, high strength catheter balloons useful for treatment of gastrointestinal lesions Balloon especially useful for dilatation of gastrointestinal lesions have a burst pressure of at least 9 atmospheres, a diameter at 3 atmospheres of about 5 mm or more, and an average compliance over the range of from 3 atmospheres to burst of at least 3% per atmosp... | 09/19/2006 |
| 7094472 | Radiation treated ethylene polymers and articles made from said polymers The invention relates to ethylene polymers that are modified by ionizing radiation, prior to article formation, at a temperature less than the crystalline melt temperature and preferably under ambient atmosphere, as well as articles made from said polymers. The irra... | 08/22/2006 |
| 7069635 | Methods and devices for the production of a pipe from biaxialy oriented thermoplastic material having an integrated socket A method for forming an integral socket to a pipe made from biaxially oriented thermoplastic material is described. The pipe has a pipe body and is provided, at one or both ends, with an integral socket. The biaxially oriented thermoplastic pipe is subjected to a so... | 07/04/2006 |
| 7052644 | Continuous production of molded plastic containers A system for making plastic containers includes a source for providing a continuous stream of molten plastic, and a cutter for severing a continuing series of individual mold charges from the continuous molten plastic stream. A compression molder includes a pluralit... | 05/30/2006 |
| 7033535 | P.E.T. off-center neck bottle and its manufacturing method For the manufacture of a polyethylene terephalate (P.E.T.) bottle with an off-centre neck, a preform is heated and its body is slightly angled with respect to its neck by sideways displacement. The preform is inserted in a blowing mould. A tilted stretching rod is a... | 04/25/2006 |
| 7029732 | Medical device balloons with improved strength properties and processes for producing same A tubular parison for forming a medical device balloon. The parison is formed of a polymeric material, for instance a thermoplastic elastomer. The parison has an elongation at break which is not more than 80% of the elongation of the bulk polymeric material. The elo... | 04/18/2006 |
| 7005097 | Medical devices employing chain extended polymers Medical devices such as catheters and balloons are formed from a thermoplastic polymer composition comprising a melt mixture product of at least one terminally reactive polymer and a chain extender. ... | 02/28/2006 |
| 7004745 | Stretch blow molding machine having improved control of the stretch rod A machine for making thermoplastic containers by stretching and blowing a preform including at least a stretch rod which is slidably controlled along its axis by an actuator from a retracted position to a stretching position to stretch the preform during the blowing... | 02/28/2006 |
| 6986863 | Containers A container is made in two stages from thermoplastics material. In the first stage a preform (1) is injection moulded, the mould parts easily releasing a tubular body (2) with a closed end and an outwardly projecting rim (3) at the open end. In ... | 01/17/2006 |
| 6979341 | Expandable preformed structures for deployment in interior body regions An expandable structure made from an elastomer material is preformed to a desired geometry by exposure to heat and pressure. The structure undergoes controlled expansion and further distention in cancellous bone, with controlled deformation and without stress failur... | 12/27/2005 |
| 6971864 | Device for producing plastic hollow bodies using an extrusion blow molding method An apparatus for producing plastic hollow bodies using an extrusion blow molding process has an extrusion unit, which is mounted in a housing, and at least one blow molding station. The extrusion unit has an extruder and an extruder head, connected to the extruder, ... | 12/06/2005 |
