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| Number | Title | Issue Date |
| 7922946 | PTFE membrane A method for improving the dimensional stability of PTFE membranes by the application of elevated temperature and elevated pressure to a PTFE membrane. The process reduces and/or eliminates the relaxation stress normally associated with PTFE membranes made using pre... | 04/12/2011 |
| 7919027 | Methods and devices for manufacturing of electrical components and laminated structures A method and device for manufacturing of electrical components on a continuous web or discrete sheets of dielectric material are disclosed. The method includes feeding, from a supply roll of a laminated web or a supply of sheets including at least one unbroken layer... | 04/05/2011 |
| 7854871 | Method for producing polyolefin-based resin crosslinked foamed sheet and polyolefin-based resin crosslinked foamed sheet The present invention provides a method for producing a polyolefin-based resin crosslinked foamed sheet which is excellent in heat resistance and flexibility, has a small diameter of cells, can be developed in various utilities, and is excellent in vacuum moldabilit... | 12/21/2010 |
| 7727439 | Method for making a printing blanket comprising a back layer made of a polymer material and resulting blanket A method for making a printing blanket having an outer lithographic layer and at the back, on the side opposite to the lithographic layer, a layer made of polymer material, entails providing polymer material that can be rectified, and then rectifying the polymer mat... | 06/01/2010 |
| 7632444 | Yarn for producing synthetic grass, corresponding method of production, and synthetic grass structure produced using such yarn 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 marginal... | 12/15/2009 |
| 7544318 | Method and apparatus for producing oriented plastic strap A method of producing a plastic sheet-strap includes the steps of providing first and second work rollers such that the work rollers rotate in opposite directions and at different lineal surface velocities. The work rollers are spaced apart with respect to each othe... | 06/09/2009 |
| 7438841 | Polyester resin compositions for calendering A polyester resin composition is calendered to produce a film or a sheet. The polyester resin composition is a polyester having a crystallization half time from a molten state of at least 5 minutes combined with an additive for preventing sticking of the polyester t... | 10/21/2008 |
| 7431579 | Calender gap control A method and apparatus for a calendering system is provided to allow for fine gauge adjustment of the product. The calender system has a first and second roller each having a first and second end mounted in opposed end supports. The end supports each have an inlet a... | 10/07/2008 |
| 7341784 | Light management film and its preparation and use A light management film includes a first layer with a thermoplastic resin and a particular phosphonium sulfonate salt, and a second layer formed from a curable composition and having a refractive index of at least 1.5. The light management film exhibits reduced stat... | 03/11/2008 |
| 7321425 | Sensor and methods for measuring select components in sheetmaking systems A sensor for measuring at least selected component in a composition can include: (a) a broadband light source, (b) an acousto-optic tunable filter (AOTF), (c) means for generating a beam of light from the light source and directing the beam of light at the AOTF wher... | 01/22/2008 |
| 7320767 | Method of increasing dimensional stability of a mat A dimensionally more stable mat is made from a less dimensionally stable mat by saturating the mat with a binder and passing and compressing the mat between a pair of squeeze rolls to remove binder from the mat. At least one of the rolls has a series of annular groo... | 01/22/2008 |
| 7297300 | Method of making polarizable electrode for electric double layer capacitor A method of making a polarizable electrode for an electric double layer capacitor, includes adding a binder assistant to a binder so that the binder is swollen and mixing a carbonaceous powder, a conductive assistant and thereafter the swollen binder, thereby obtain... | 11/20/2007 |
| 7279123 | Polyester resin compositions for calendering A polyester resin composition is calendered to produce a film or a sheet. The polyester resin composition is a polyester having a crystallization half time from a molten state of at least 5 minutes combined with an additive for preventing sticking of the polyester t... | 10/09/2007 |
| 7252797 | Process for fabrication of low basis weight electrode active blanks The present invention is directed to calendaring an electrode active admixture, such as of a transition metal oxide, and particularly silver vanadium oxide, into an electrode structure. To obtain electrode structures of a desired low basis weight requires calendarin... | 08/07/2007 |
| 7251079 | Brightness enhancement film, and methods of making and using the same In one embodiment, a brightness enhancement film comprises: a diffusing film comprising a front surface and a back surface, a coating on the front surface, and light redirecting structures disposed in the coating. The brightness enhancement film is capable of collim... | 07/31/2007 |
| 7232613 | Base material for pressure-sensitive adhesive tape or sheet, pressure-sensitive tape or sheet using the base material, and process of producing the base material The base material for pressure-sensitive adhesive tape or sheet is constituted of a polyolefin based resin as the major component and is obtained by rolling by means of a calender having a measure capable of individually changing the rotational speed of each calende... | 06/19/2007 |
| 7226558 | Method of making an expanded polytetrafluoroethylene structure A high density microwall ePTFE structure and a method for making, involving the manipulation of a standard extruded ePTFE graft. The final product has the desired characteristics of high density, reduced wall-thickness, above-average radial strength and enhanced sut... | 06/05/2007 |
| 7214334 | Continuous molding of fastener products Several methods and machines for continuously forming a fastener product having an array of fastener elements extending from a continuous, sheet-form base, employing a mold belt on which the sheet-form base of the product is formed and from which it is subsequently ... | 05/08/2007 |
| 7189298 | Hot forming system to produce pre-cured innerliners Method for providing precured innerliners (50) having a predetermined cross sectional profile for use as part of a pneumatic tire assembly used in a bladder-less shaping and vulcanizing mold. The innerliner (50) is formed from a continuous strip of ela... | 03/13/2007 |
| 7165959 | Apparatus and method for producing two-sided patterned webs in registration An apparatus for casting a patterned surface on both sides of a web. The apparatus includes a first patterned roll; a second pattered roll; and a means for rotating the first and second patterned rolls such that their patterns are transferred to opposite sides of th... | 01/23/2007 |
| 7074289 | Method for preparing laminating materials A method for preparing laminating materials and a composite prepared therefrom, the method including providing at least one layer of interleaf, extruding a thermoplastic adhesive with a die, forming a composite by applying the at least one layer of interleaf to the ... | 07/11/2006 |
| 7060210 | Method of processing colloidal size polytetrafluoroethylene resin particles to produce biaxially-oriented structures This invention involves forward integration of the art paste extrusion process by adding a step to the processing sequence to change the uniaxially-oriented art form to a desirable planar biaxially-oriented form. This invention also involves the backward integration... | 06/13/2006 |
| 7052568 | Tire retreading method A retreading method wherein a base composition and a cap composition are applied to a carcass (10) as two ribbons (14) and (16) extruded from separate extruders (18) and (20). The ribbons (14) and (16) can be layered ... | 05/30/2006 |
| 7041742 | Impact modified thermoplastic olefin compositions The present invention provides impact modified thermoplastic olefin (“TPO”) compositions that exhibit both stiffness and toughness. TPO compositions according to the invention include a polyolefin homopolymer resin such as polypropylene, from about 17% by weight... | 05/09/2006 |
| 7030181 | Films prepared from plasticized polyesters A film or sheet having a glass transition temperature below about 23° C. and a melting temperature greater than about 120° C. is prepared by first preparing a polyester composition of about 50 to about 95 weight percent of a base copolyester having a melting tempe... | 04/18/2006 |
| 6984276 | Method for preparing high bulk composite sheets This invention relates to a method for preparing nonwoven fabrics having an improved balance of properties in the machine and cross-directions. More specifically, the invention utilizes nonwoven webs that include relatively low levels of multiple-component fibers ha... | 01/10/2006 |
| 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 |
| 6949296 | Polyimide substrates having enhanced flatness, isotropy and thermal dimensional stability, and methods and compositions relating thereto The substrates of the present invention comprise a polyimide base polymer derived at least in part from non-rigid rod monomers together with optionally rigid rod monomers where the substrates are cured under low tension. The resulting polyimide materials have been f... | 09/27/2005 |
| 6916583 | Method for producing high gloss printed images A method for printing an image on a surface of a substrate having a surface finish defined by a gloss, the method comprising: printing an image on the surface of the substrate, such that image areas thereof have a thickness, when fixed to the substrate and dry, of l... | 07/12/2005 |
| 6908685 | Polyimide film, method of manufacture, and metal interconnect board with polyimide film substrate The invention provides a polyimide film manufactured from a polyamic acid prepared from pyromellitic dianhydride in combination with 10 to 60 mol % of phenylenediamine and 40 to 90 mol % of 3,4′-oxydianiline, based on the overall diamine. The polyimide film, when ... | 06/21/2005 |
| 6902691 | Process for operating a calendar Process for operating a calender having a roll stack formed by a plurality of rolls resting against one another in a press direction along a stack plane, at least one of the rolls including an elastic surface. The process includes determining whether a barring patte... | 06/07/2005 |
| 6893707 | Structured polyolefin coated substrates and processes for making the same Structured polyolefin coated substrates and processes for making the same are disclosed. A chill roll is used to impart a plurality of peaks which protrude outwardly from the polyolefin coating of the structured substrate. In addition, the chill roll surface is trea... | 05/17/2005 |
| 6893597 | Method of insulating a case of a solid propellant rocket motor This method permits manufacturing EPDM rocket motor insulation in which carbon fibers are dispersed and immobilized in the EPDM polymeric matrix but are not excessively fractured or fragmentized, i.e., broken into smaller fragments, when encountering degrees of shea... | 05/17/2005 |
| 6857356 | Calender and process for operating a calendar Calender including a roll stack having a plurality of rolls that rest against one another in a press direction. At least one of the rolls has an elastic surface. A vibration recording device determines in an uninterrupted manner a vibration of at least one of the ro... | 02/22/2005 |
| 6846440 | Polyester resin compositions for calendering A polyester resin composition is calendered to produce a film or a sheet. The polyester resin composition is a polyester having a crystallization half time from a molten state of at least 5 minutes combined with an additive for preventing sticking of the polyester t... | 01/25/2005 |
| 6780355 | Diffuse reflective articles Diffuse reflective materials proximate to a structure formed by thermally induced phase separation of a thermoplastic polymer and a diluent providing enhanced flexibility and reflectivity especially in the visible wavelengths of 380-730 nanometers are described. Suc... | 08/24/2004 |
| 6764766 | Acrylic resin film, method of producing the same, and laminate using the same There is provided an acrylic resin film having good matted appearances and good printing characteristics, e.g., little suffering missing prints when printed. There is provided an acrylic resin film having a differential 60° surface gloss of 5% or more betwee... | 07/20/2004 |
| 6752947 | Method and apparatus for thermal bonding high elongation nonwoven fabric A method of forming a thermally bonded, nonwoven polypropylene fabric is provided and includes passing a web of thermally bondable skin-core polypropylene fibers through a calender nip under heat and pressure to produce a nonwoven fabric having elongation. The patte... | 06/22/2004 |
| 6746632 | Morphology trapping and materials suitable for use therewith This invention is directed to a process for the rapid in-situ curing of polymerizable materials to provide macromolecular networks and articles of manufacture that are “morphology-trapped”; that is, they exhibit a fixed phase morphology and/or molecular orientat... | 06/08/2004 |
| 6740276 | Process for preparing pigmented shaped articles comprising poly (trimethylene terephthalate) A process of making a pigmented shaped article comprising: (a) providing polytrimethylene terephthalate chips and two or more colored pigmented chips each containing at least one different color pigment; (b) heating the polytrimethylene terephthalate chips and color... | 05/25/2004 |
