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| Number | Title | Issue Date |
| 8048353 | Multilayer polymeric product based on polyethylene terephthalate and polycarbonate and its use as a building material A multilayer polymeric product is described, which consists of a co-extruded internal central layer of polyethylene terephthalate (PET) copolymer, in a quantity ranging from 80 to 90% by weight with respect to the total weight of the internal layer, mixed with polyc... | 11/01/2011 |
| 7993559 | Method of making thermal imaging elements A method of co-extrusion is used to prepare a thermal imaging element such as a thermal dye receiver element. In this method, two or three of an image receiving layer, an antistatic tie layer, and a compliant layer are co-extruded and these co-extruded multiple laye... | 08/09/2011 |
| 7968026 | Three-dimensional bioresorbable scaffolds for tissue engineering applications The invention relates to the use of Fused Deposition Modeling to construct three-dimensional (3D) bioresorbable scaffolds from bioresorbable polymers such as polycaprolactone (PCL), or from composites of bioresorbable polymers and ceramics, such as polycaprolactone/... | 06/28/2011 |
| 7938999 | High-strength fiber of biodegradable aliphatic polyester and process for producing the same An object of the present invention is to provide: a process for conveniently producing a fiber with high strength, regardless of molecular weight polymer composition, or the like of PHAs, which vary depending on origins such as a wild-type PHAs-producing microorgani... | 05/10/2011 |
| 7883652 | Polydiorganosiloxane polyoxamide copolymers Polydiorganosiloxane polyoxamide, linear, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting a diamine with a precursor having at least one polydiorganosiloxane segment and at least two oxalyamin... | 02/08/2011 |
| 7858006 | Apparatus and method for manufacturing laminated sheet An apparatus is provided for manufacturing a laminated sheet wherein different molten resins are alternately laminated by providing a multitude of slits arranged at intervals and permitting the different molten resins to flow out from the adjacent slits. A value of ... | 12/28/2010 |
| 7824589 | Multi-wall sheet without the triangle effect, coated by coextrusion Gussetless multi-wall sheets are prepared using a coextrusion process which entails feeding part of the base material directly into and via the male insert of the extrusion die, thereby producing the gussetless sheet. ... | 11/02/2010 |
| 7803299 | Extruded rubber profile, method for obtaining same and tire incorporating same An extruded profiled element, based on a cross-linkable rubber composition, is delimited in width by two lateral faces which connect radially inner and outer faces to one another for the tread. A conducting element is provided in the profiled element to connect the ... | 09/28/2010 |
| 7678315 | Process for producing adhesive film A process for producing an adhesive film includes laminating an adhesive layer containing thermoplastic polyimide onto at least one surface of a highly heat-resistant polyimide layer by coextrusion casting method, wherein a chemical dehydrator and a catalyst are con... | 03/16/2010 |
| 7524447 | Method for manufacturing formable thermoplastic laminates One method for making a laminate material comprising a first surface layer comprising resorcinol arylate polyester chain members and a second surface layer suitable for bonding to a substrate, comprises co-extruding a polymeric first surface layer material and a pol... | 04/28/2009 |
| 7413624 | Method for making multilayer articles having special visual effects The present invention relates to a method for making a multilayer article, wherein said multilayer article comprises: (i) a first layer comprising an acrylic resin; (ii) at least one translucent second layer comprising (a) an acrylic resin, optionally further compri... | 08/19/2008 |
| 7390450 | Process for preparing a fire resistant polycarbonate composition A process for producing a fire resistant polycarbonate composition comprises preparing an aqueous solution of a flame retardant salt; and compounding the aqueous solution of the flame retardant salt with a polycarbonate composition to form the fire resistant polycar... | 06/24/2008 |
| 7387837 | Thermoplastic polyurethane composition and process for producing the same The present invention provides a thermoplastic polyurethane composition which comprises an ethylene-vinyl alcohol copolymer and/or a polyamide, and a thermoplastic polyurethane, in which the retention of melt tension thereof, when kept in a molten state at 220° C. ... | 06/17/2008 |
| 7354963 | Covering material, corresponding manufacturing process and intermediate product A laminar coating material, for example for use as flooring, comprises: a polyolefin matrix having a first colouring; and a phase of particulate elastomer material, such as vulcanized rubber, dispersed in the polyolefin matrix and comprising particles of at least on... | 04/08/2008 |
| 7341684 | Composite synthetic resin material forming method and apparatus A composite synthetic resin material forming apparatus comprises an outer channel having an outer outlet, an inner channel having an inner outlet opening into the outer channel, outer synthetic resin supply means for flowing an outer synthetic resin through the oute... | 03/11/2008 |
| 7320773 | Biodegradable laminate sheet and molded item from biodegradable laminate sheet A biodegradable laminate sheet having as its object to provide a formed body superior in heat resistance, shock resistance, transparency and formability, and having non-stretched polylactic acid-family resin layer of which the crystallinity is 20% or less, and a lay... | 01/22/2008 |
| 7305824 | Power-off hold element A power-off hold element for operating in cooperation with an actuator is disclosed. The power-off hold element comprises a material having selectively adjustable rigidity wherein a position or shape of said material is adjustable when energy is applied to increase ... | 12/11/2007 |
| 7279198 | Method for extrusion coating a lightweight web The specification discloses a method for extrusion coating a lightweight web. According to the method, a length of a lightweight web along with a length of a carrier web is fed to an extruder with the lightweight web positioned atop the carrier web. A polymer film i... | 10/09/2007 |
| 7273653 | Resin film and manufacturing method for the same, and resin laminated metal sheet using said resin film and manufacturing method for the same A resin film of a two-layer-construction comprising: (a) a resin layer R1 including a non-stretched resin film which contains a thermoplastic polyester resin containing 3 to 30 percent by weight in a weight fraction in the entire resin of a granular resin with a gra... | 09/25/2007 |
| 7264884 | Barrier stretch film particularly for the packaging of food products and method for the production thereof A stretch film presenting controlled permeability to gases, manufactured by process of balloon co-extrusion and consisting of outer layers (S2) of stretchable polmeric material and by one or two inner barrier layers (S3) of a EVOH based polymeric matri... | 09/04/2007 |
| 7258827 | Method for extruding unvulcanized rubber A method and apparatus for extruding unvulcanized rubber in a tire production process, in which an unvulcanized rubber extruded member can be formed by extrusion. An extruded rubber member having a cross section in which a portion of a second unvulcanized rubber int... | 08/21/2007 |
| 7255914 | Variable refractive index polymer materials A new class of composite polymer films where the refractive index can be varied by simple compressive or extensive forces. The films are comprised of alternating layers of an elastomer and a glassy polymer or two different elastomers. When the layer spacing is much ... | 08/14/2007 |
| 7243653 | Intubation device The present invention is a device and a method of performing endotracheal intubation. In a preferred embodiment of the invention, the intubation device comprises an endotracheal tube having a forward open end, a rearward open end, and an inner bore there between. Th... | 07/17/2007 |
| 7241485 | Protective film for glass A glass protecting film comprising at least 5 or more layers, of which at least one layer is the layer which comprises polyester having 1,4-cyclohexane dimethanol is one of the components, and a glass protecting comprising a multi-layer structure which comprises at ... | 07/10/2007 |
| 7238411 | Multilayered polyester film and process for producing the same The present invention is a multilayer polyester film comprising a layer A and a layer B which are laminated alternately, the layer A constituting the outermost layer on both sides of the film, wherein (1) the layer A comprises a polyester A, and the layer B comprise... | 07/03/2007 |
| 7211308 | Formation of multilayer sheets containing PCTFE and COC for blister packaging applications Multilayer sheets and films are provided that include a layer of a fluoropolymer material and a layer of a thermoplastic polymer material. More particularly, an adhesive material and multilayered structures formed therewith are provided in which a layer of a fluorop... | 05/01/2007 |
| 7198744 | Preparation of co-extruded multi-layered rubber composite and use as component of a tire This invention relates to the preparation of a multi-layered rubber composite, said composite and a tire having a component prepared thereby. The multi-layered rubber composite is composed of at least two individual rubber compositions configured as at least three p... | 04/03/2007 |
| 7172008 | Hook fasteners and methods of making the same A method of making a touch fastener includes coextruding, side-by-side, a plurality of lanes of polymeric material to form a sheet-form base. The sheet-sheet form base includes a lane of a first polymeric material disposed between two lanes of a second polymeric mat... | 02/06/2007 |
| 7172403 | Apparatus for preparing a gypsum wallboard core A gypsum wallboard core, and methods and apparatus for making the same are disclosed. Methods of making a gypsum wallboard core include extruding a gypsum slurry containing water, gypsum, slip agents, water-reducing agents, surfactants and, optional additives, throu... | 02/06/2007 |
| 7160584 | Method for manufacturing ceramic glow plugs A method for manufacturing a ceramic glow pin which is formed of more than two layers arranged especially coaxially to the axis of the glow pin and symmetrically. The layers of the layer structure are manufactured by co-extrusion. ... | 01/09/2007 |
| 7160094 | Die assembly A die assembly (10) having a first die part (12), which includes a first lip (16) that, in combination with a second lip (18), defines a feed gap (20). The first die part (12) also includes a rear portion (22), a fron... | 01/09/2007 |
| 7156635 | Multi-layer food product system and process A system produces a multi-layer product by forming as many different ingredients as is required for the final product in steps that can be separate from each other and then combining these ingredients in an extrusion die that is formed to flow the separate ingredien... | 01/02/2007 |
| 7157135 | Co-extruded high refractive index coated embossable film An embossable film for creating holograms and diffraction gratings and methods of producing the embossable films are provided. The embossable film includes a base layer and a co-extruded embossable layer that is coated with a transparent high refractive index (HRI) ... | 01/02/2007 |
| 7153458 | Method of manufacturing a molded multilayer article Molten polymers are forced into T dies combined to form a multiple T die, the molten polymers are extruded through the T dies in monolayer. The monolayers extruded through the T dies are superposed and laminated outside the multiple T die while the polymers are in a... | 12/26/2006 |
| 7153454 | Multi-nozzle assembly for extrusion of wall A multi-nozzle assembly may include a first nozzle configured to extrude material through a first outlet; a second nozzle configured to extrude material through a second outlet; and a third nozzle configured to extrude material through a third outlet, the third outl... | 12/26/2006 |
| 7150848 | Method and apparatus for regular division of molten extrusion flow A blown film die divides a flow of material into two flows with higher and lower flow portions and recombines the flow by combining higher flow portions with lower flow portions. The flow can be divided in circumferential channels between an annular feed ring and an... | 12/19/2006 |
| 7147449 | Device for the production of an extruded profile A food product comprising a sugar wafer preferably cone-shaped having a filling of a substantially water-free fat-based confectionery material and a process for preparing it which comprises filling the sugar wafer with the substantially water-free fat-based confecti... | 12/12/2006 |
| 7125508 | Method of manufacturing a molded multilayer article Molten polymers are forced into T dies combined to form a multiple T die, the molten polymers are extruded through the T dies in monolayer. The monolayers extruded through the T dies are superposed and laminated outside the multiple T die while the polymers are in a... | 10/24/2006 |
| 7108816 | Barrier and a method of manufacture thereof This invention relates to a method of manufacture of a barrier, especially for electronic display devices, comprising the step of co-extruding a melt of at least one inorganic material with a melt of at least one organic material, wherein the at least one inorganic ... | 09/19/2006 |
| 7105117 | Manufacturing method for increasing thermal and electrical conductivities of polymers A method of manufacturing to increase the thermal and electrical conductivity of polymers includes layering a filled polymer with an unfilled polymer to produce a multi-layered system of alternating filled and unfilled polymer layers. The filler material comprises t... | 09/12/2006 |
