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| Number | Title | Issue Date |
| 7867422 | Biological polymeric compositions and methods related thereto Embodiments of the present invention relate to a method of making a biopolymeric material comprising contacting a biopolymer and a binder sufficient to form a mixture, heating the mixture and profile extruding the mixture sufficient to create a biopolymeric material... | 01/11/2011 |
| 7736560 | Biological polymeric compositions and methods related thereto Embodiments of the present invention relate to a method of making a biopolymeric material comprising contacting a biopolymer and a binder sufficient to form a mixture, heating the mixture and profile extruding the mixture sufficient to create a biopolymeric material... | 06/15/2010 |
| 7682538 | Method for extrusion molding a medical application tube A method for extrusion molding a medical tube from a soft thermoplastic resin. The method requires the use of a mold that provides flow paths sandwiching the axial portion. The mold comprises a mold body, a pin, and a land portion. The extrusion method involves thre... | 03/23/2010 |
| 7572399 | Polyvinylbutyral rolls having thick edges relative to the interior of the roll and a process for preparing same The present invention is an extruded sheet of polyvinylbutyral having thick edges relative to the interior region, whereby the sheet can be taken up on a roll and aged in such a manner that the roll attains a cylindrical shape due to loss of circumference of the rol... | 08/11/2009 |
| 7504055 | Polyethylene blend compositions Disclosed herein are various processes, including a process for producing a film, comprising (including) forming a film from a blended polyolefin composition at a line speed of at least 170 feet per minute, wherein the blended polyolefin composition comprises: (a) a... | 03/17/2009 |
| 7390451 | Composite webs and closure systems Composite webs having one or more polymeric structures located on a substrate, closure systems comprising composite webs, and methods of attaching articles are disclosed. The polymeric structures are formed using thermoplastic compositions and are attached to a surf... | 06/24/2008 |
| 7363686 | Non-metallic twist tie The present invention provides a nonmetallic twist tie in which the function inherent to the twist tie is of course available and the twist tie is easily made into a shape of being wound in a bundle with no slipping down of the tie into gap, no torsion of the tie it... | 04/29/2008 |
| 7363752 | Pole reinforcement truss A pole reinforcement truss has an open cross-sectional configuration characterized by opposite side flanges that diverge with respect to one another as they extend from respective opposite side edges of the truss body. In a preferred cross-sectional configuration, f... | 04/29/2008 |
| 7294301 | Die assembly and method for forming honeycomb filters A method for forming honeycomb structures, such as wall-flow honeycomb filters, which utilizes extrusion of multiple material supplies at once. Such methods may be used to form intermittent plugs or other structures in the cell channels during the extrusion process,... | 11/13/2007 |
| 7249415 | Method of forming members for sealing or baffling There is disclosed a member for sealing, baffling and/or reinforcing components of an automotive vehicle. The assembly generally includes a carrier, an expandable material and at least one fastener. ... | 07/31/2007 |
| 7238314 | Polymer transfer apparatus, methods, and composite webs Composite webs having one or more polymeric structures located on a substrate, methods of manufacturing the composite webs, and systems for manufacturing the composite webs are disclosed. The polymeric structures are formed using thermoplastic compositions deposited... | 07/03/2007 |
| 7228612 | Methods of making refrigerator storage assemblies A method of making a removable refrigerator storage assembly is provided. The method includes feeding a polymeric or metal material into an extruder and directing the material through a die having an aperture with a first and second leg formed therein, thereby formi... | 06/12/2007 |
| 7204062 | Straight face vinyl siding The present invention is a vinyl siding panel and a method of making the vinyl siding panel. The vinyl siding panel comprises a planar portion extending the longitudinal length of the vinyl siding panel. The planar portion comprises a first edge and a second edge. T... | 04/17/2007 |
| 7195729 | Composite webs and closure systems Composite webs having one or more polymeric structures located on a substrate, closure systems comprising composite webs, and methods of attaching articles are disclosed. The polymeric structures are formed using thermoplastic compositions and are attached to a surf... | 03/27/2007 |
| 7090480 | Method and apparatus for molding ceramic sheet A method and an apparatus capable of extrusion molding a comparatively wide, thin ceramic sheet using a screw extruder while suppressing the wrinkling thereof. The molding apparatus includes a screw-type extruder and a mold at the forward end of the extruder is used... | 08/15/2006 |
| 7087247 | Polyesters, method for producing same, and depot medicaments produced from these polyesters The invention relates to novel absorbable polyesters, produced by ring-opening polymerisation of hydroxycarboxylic acids in the presence of a polyol containing an electrolyte, in an extruder. In particular, the invention relates to novel polylactide glycolide polyes... | 08/08/2006 |
| 7083319 | Large-volume reactor having a plurality of process spaces A large-volume reactor (10) for treating a free-flowing material, having a housing (12) which surrounds an interior space (14), a material feed (11) at one end of the housing (12) and a material discharge (13) at the other e... | 08/01/2006 |
| 7070721 | Method of making and using a hollow fiber microfiltration membrane A hollow fiber microfiltration (MF) membrane is provided. The casting solution used to make this membrane includes a fiber-forming polymer having a degree of polymerization greater than about 1000, a water-soluble polymer, an anhydride with about 2 to 12 carbon atom... | 07/04/2006 |
| 7044475 | Cover-integrated gasket A gasket integrated with a cover wherein a gasket material composed of a thermoplastic elastomer composition is integrally fixed to the cover having a shape of multistep contraction over at least two contraction steps, a gasket wherein the cover and the gasket are i... | 05/16/2006 |
| 7022279 | Method and installation for applying a relief decoration to elongate members The present invention relates to a method and installation for integrally applying a relief decoration to the surface of solid elongate members. The installation comprises a pre-heater (43) with pre-heater control means (69), a press (51), and a... | 04/04/2006 |
| 7011879 | Composite polymeric twist tie A polymeric twist tie 20 is taught that utilizes a thermoplastic monofilament 22 having an oriented characteristic produced by stretching a pre-heated monofilament through a heated, volume reducing die. The monofilament 22 is then coated 30 | 03/14/2006 |
| 7008202 | Method and apparatus for forming thermoplastic resin foam The present invention relates to the step of plasticizing a thermoplastic resin material by rotatably driving a screw (20). Also included in the method is the step of injecting an inert gas into a screw cylinder (1) to permeate the melted resin and inj... | 03/07/2006 |
| 6994535 | Method and apparatus for forming a guide rib on a section of plastic film A method and apparatus for forming a rib on a section of plastic film utilizes a roll having a groove, extrudes molten polymer into the groove, and places the section of plastic film in contact with the molten polymer in the groove. The molten polymer in the groove ... | 02/07/2006 |
| 6972103 | Method and device for producing continuous plastic films, webs and sheets capable of forming optical images In a method and a device for continuously manufacturing films, webs, and sheets of plastics capable of forming optical images a melted plastic mass, pre-shaped as a sheet, is guided into a roller gap of a calender, the roller gap formed between a shaping engraving c... | 12/06/2005 |
| 6953545 | Method for producing contoured vehicle floor mats having integrally formed nibs A method of producing contoured vehicle floor mats having integrally formed nibs. The sheet is formed by a nib forming roll in an extrusion roll stack having a plurality of indentions. The nibbed sheet is placed onto the thermoform mold with the nibs directed away f... | 10/11/2005 |
| 6921507 | Method for manufacturing a product of thermoplastic resin and/or thermoplastic elastomer The object of the present invention is to provide a method for manufacturing a product of thermoplastic resin and/or thermoplastic elastomer with materials of high recycle capability, preventing the productivity drop and the cost increase as well as the damage cause... | 07/26/2005 |
| 6913786 | Laminated edge filter structure and method of making The present invention relates to a filter element having a non-porous extrusion laminated strip formed on at least one edge and at least one side of a membrane. The strip is used to provide a means for ensuring a good bond between the filter element and the material... | 07/05/2005 |
| 6903162 | Preparation of polyethylene films A process for preparing polyethylene thin films is disclosed. The process comprises extruding a blend that comprises a linear low density polyethylene (LLDPE) and a high molecular weight, high density polyethylene (HMW-HDPE) or high molecular weight, medium density ... | 06/07/2005 |
| 6893594 | Extruded window and door composite frames Novel window and patio door frame members are formed by an extrusion process that provide these members with at least one channel and with an outer weather resistant surface and an internal imitation wood surface together with integrated sealing strips formed in the... | 05/17/2005 |
| 6881050 | Food forming apparatus A forming apparatus to produce nonsymmetrical three-dimensional shaped products from a food extrusion device includes a vector drive controlling an induction motor through current flux control, which selectively actuates an iris diaphragm. Food product is pumped to ... | 04/19/2005 |
| 6813820 | Method of improving coating uniformity The invention is a method of forming extrudate having substantially uniform thickness. A shim is formed which has a thickness variation of less than or equal to about 0.5 mil (13 microns) total indicated runout. This shim is disposed between a first die portion havi... | 11/09/2004 |
| 6783716 | Nozzle insert for long fiber compounding A new die insert for an extrusion machine and a method of using the invention that includes a continuous strand of fiber reinforcing material to be statically drawn directly to the center of the molten flow of polymer base matrix. The insert is placed in line with t... | 08/31/2004 |
| 6776946 | Method and apparatus for rubber extruding Increase or decrease in rubber extruding rate can be freely adjusted while keeping a sectional shape of a rubber extruded intermediate constant. A discharge port of a rubber flow path of a die plate is of a flat shape with a lower section and a higher section and wi... | 08/17/2004 |
| 6706371 | Film with edge trim An edge trim is coextruded on a polyolefin film layer. The edge trim protects the film from damage during a stretching operation, wherein clamps, clips or hooks of a tenter frame are attached to the edge regions of the film and the film is stretched in the transvers... | 03/16/2004 |
| 6706658 | Catalyst for purification of aromatic acids One aspect of the invention relates to a catalyst composite containing an extruded catalyst support containing an extruded activated carbonaceous material having specifically a defined pore structure. For example, the extruded activated carbonaceous material may hav... | 03/16/2004 |
| 6702971 | Production method of a polytetrafluoroethylene sheet or film To provide a method of producing a uniaxially stretched polytetrafluoroethylene gasket tape, which comprises: (1) a step for preparing a paste comprising a mixture of a polytetrafluoroethylene powder obtained by emulsion polymerization and an extrusion ai... | 03/09/2004 |
| 6699414 | Method of producing elastane fiber by wet spinning Described is wet-spun plural-end elastane yarn having a yarn linear density of up to 2500 dtex, high surface luster and a ribbony cross section and formed from bonded-together individual filaments having an oval to circularly round cross section, the widt... | 03/02/2004 |
| 6695606 | Extrudate shrinkage control and reduction An extrusion apparatus for extruding visco-elastic materials includes an extruder head for preliminary shaping of a visco-elastic melt and a splice bar die assembly for final shaping of the visco-elastic melt. Both the extruder head and the die assembly h... | 02/24/2004 |
| 6610403 | Acrylonitrile-based synthetic fiber and method for production thereof There is disclosed an acrylic fiber (a) consisting of an acrylonitrile polymer comprising an acrylonitrile unit in at least 80 wt % and less than 95 wt %, (b) having a monofilament dry strength of 2.5 to 4.0 cN/dtex, (c) having a monofilament dry elongati... | 08/26/2003 |
| 6572295 | Method for making a writing or coloring pencil by triple extrusion and writing or coloring pencil comprising an intermediate protective layer The method of continuously manufacturing pencils or crayons consists in coextruding a filled first thermoplastic material referred to as "lead" material, and around it both an intermediate "protective" layer of a thermoplastic material having no expanding... | 06/03/2003 |
