SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION Patent applications |
Patent application number | Title | Published |
20140335336 | Laminate Bearing And Methods Of Manufacturing The Same - A maintenance-free and self-lubricant slide bearing comprising a metal support, an intermediate adhesive layer applied directly thereto and a sliding layer based on UHMWPE. The bearing laminate is characterized by a high peel-strength and does not require a surface pre-treatment of the metal support to achieve a strong bonding of the UHMWPE sliding layer to the metal support. The preferred adhesive in the intermediate layer is an anhydride-grafted polyethylene. The invention further includes a process of making the bearing laminate. | 11-13-2014 |
20140311561 | MULTILAYER LAMINATE FOR PHOTOVOLTAIC APPLICATIONS - A multilayer laminate for a photovoltaic device includes a barrier polymer layer. The barrier polymer layer includes a fluoropolymer layer disposed on a polyester layer. A polymeric support layer is disposed on the polyester layer of the barrier polymer layer and a conductive layer is disposed on the polymeric support layer. The conductive layer includes a copper layer disposed on an aluminum layer. | 10-23-2014 |
20140311560 | MULTILAYER LAMINATE FOR PHOTOVOLTAIC APPLICATIONS - A multilayer laminate for a photovoltaic device includes a barrier polymer layer. The barrier polymer layer includes a fluoropolymer layer disposed on a polyester layer. A polymeric support layer is disposed on the polyester layer of the barrier polymer layer and a conductive layer is disposed on the polymeric support layer. The conductive layer includes a copper layer disposed on an aluminum layer, wherein the conductive layer is patterned. | 10-23-2014 |
20140306447 | BARB CLAMP WITH SMOOTH BORE - In the improved barb clamp | 10-16-2014 |
20140284883 | System, Method and Apparatus for Lip Seal Assembly - A seal assembly includes a lip seal having an axis, a central opening and a radial extension extending radially inward. The radial extension may be adapted to apply a sealing force against a shaft extending through the central opening by bending. The radial extension may extend at least partially along an axial direction. A support member that is resilient may be positioned adjacent the radial extension such that the support member limits bending of the radial extension. | 09-25-2014 |
20140234561 | MULTILAYER FLEXIBLE TUBING - A flexible tube includes a first layer comprising a polyolefin material having a flexural modulus of not greater than 150 MPa and includes a second layer directly bonded to and in direct contact with the first layer. The second layer comprising a blend of propylenic polymer and styrenic block copolymer. | 08-21-2014 |
20140203473 | MULTI-LAYERED FUEL TUBING - The invention describes a flexible tubular article for transport of volatile hydrocarbons comprising: (a) an inner layer of a polyvinylidene difluoride (PVDF) polymer or a polyvinylidene difluoride copolymer; (b) an intermediate thermoplastic polyurethane (TPU) layer extruded in tubular form over the inner PVDF layer, and (c) a polyvinyl chloride polymer extruded in tubular form over the outside surface of the intermediate layer and being coextensive therewith. The tubular articles of the invention have a maximum permeation rating of 15 g/m | 07-24-2014 |
20140194023 | LAMINATES WITH FLUOROPOLYMER CLOTH - A laminate includes a first layer of a first fluoropolymer. The laminate can further include a second layer of at least one ply of a fluoropolymer fabric overlying the first layer. The laminate can further include a third layer of a second fluoropolymer overlying the second layer opposite to the first layer. The laminate can have a strain of not more than 50% at a stress of 15 MPa as measured by DIN EN ISO 527 with a sample width of about 1 inch, at a clamp distance of about 50 mm, and a speed of about 50 mm/min. Embodiments of such laminates can find applications, for example, as diaphragm membranes, solenoid valves, conveyor belts, or bearings. | 07-10-2014 |
20140187336 | Torque Limiting Assembly - A torque limiting assembly is disclosed and can include a generally cylindrical bearing and a tolerance ring disposed around the generally cylindrical bearing. The torque limiting assembly is configured to be installed between and rotatably couple an inner and an outer component. The torque limiting assembly is configured to rotate with respect to at least one of the inner and outer components when a threshold torque, T, is exceeded. | 07-03-2014 |
20140186564 | FLEXIBLE TUBE - A flexible tube includes a polymer composition of a poly vinyl chloride having a molecular weight greater than about 1.0 inherent viscosity (IV) and a bio-based plasticizer. Further, a method of forming a flexible tube is provided. The method includes compounding a poly vinyl chloride having a molecular weight greater than about 1.0 inherent viscosity (IV) with a bio-based plasticizer to form a polymer composition and extruding the polymer composition into the flexible tube. | 07-03-2014 |
20140186563 | STABILIZED POLYESTER BASED COMPOSITIONS - A polyester or polyester copolymer based composition, such as a polylactic acid based composition, is provided herein. The polyester or polyester copolymer based composition may include a plasticizer, such as an ether based, an ester based, and/or an ether-ester based plasticizer. | 07-03-2014 |
20140183498 | Thin Film Silicon Nitride Barrier Layers On Flexible Substrate - An article comprising a polymeric substrate and at least one inorganic barrier layer, wherein the inorganic barrier layer has a stress not greater than about 400 MPa and a density of at least about 1.5 g/cm | 07-03-2014 |
20140150854 | Patterned Transparent Photovoltaic Backsheet - A multilayer photovoltaic backsheet comprising a transparent substrate with same polymeric coatings on both sides of the substrate or a different polymeric coating on either side of the substrate. The use of coatings instead of laminated layers provides for a manufacturing process that is faster, has fewer steps, and is more cost effective. Coatings can be tailored to provide excellent adhesion, without the problems of delamination seen in prior art laminated backsheets. The coating for the outer side of the substrate can also be tailored to be softened during module lamination. A patterned blanket or other patterned or textured surface can be pressed against the outer side coating layer during lamination. The pattern or texture is thus transferred to the outer side of the backsheet, which will cause light passing through the backsheet to be diffused. Latent cross-linking reaction can further harden the outer side coating layer to increase the outer side coating layer hardness and to improve its durability. | 06-05-2014 |
20140147568 | COOKING RELEASE SHEET MATERIALS AND RELEASE SURFACES - A cooking release material includes a layer comprising fluoropolymer. The cooking release material has a major surface having nucleation structures in a density of at least 10 per square inch. The cooking release material can include a reinforcement material, the layer coated over the reinforcement material. The cooking release material can include a second layer forming the major surface. | 05-29-2014 |
20140141187 | FLEXIBLE MATERIAL AND ARTICLES MADE THEREFROM - An article includes a polymeric blend of a polyolefin, a styrenic based block copolymer, and a plasticizer, wherein the article has a cold temperature brittleness point of at least about −80° C., such as at least about −90° C., or even as low as about −110° C., as measured by ASTM D746. In an embodiment, the article is a flexible tube. | 05-22-2014 |
20140087115 | Large Diameter Thermoplastic Seal - A seal ring includes a weld and a thermoplastic material. The thermoplastic material has a weld elongation-at-break of at least 3%. The thermoplastic material can have a glass transition temperature of at least 100° C. The thermoplastic material with the weld can have a weld elongation-at-break of at least 3%. The seal ring can have a circumference of at least 0.62 meters. The seal ring can have a coefficient of friction of not greater than 0.45. | 03-27-2014 |
20140083604 | MULTILAYER POLYMERIC ARTICLES AND METHODS FOR MAKING SAME - A polymeric article may include a first layer and a second layer directly contacting the first layer. The first layer may include a low surface energy polymer and may have a contact index of at least 5%. The second layer may include an elastomer. | 03-27-2014 |
20140082925 | Steering Yoke - A steering yoke is disclosed and includes a hollow cylindrical body that can be formed from a laminated sheet of metal and polymer. The hollow cylindrical body includes a substantially uniform wall thickness. Further, the hollow cylindrical body can include a first half, a second half, a seam extending at least partially along the body between the first half and the second half, an upper end having a surface, and a lower open end. The steering yoke can also include a bearing surface coupled to the surface of the upper end of the hollow cylindrical body and a spring perch disposed in the lower end of the hollow cylindrical body. The spring perch can include a spring pocket configured to support and retain a spring for supplying a biasing force to the yoke. | 03-27-2014 |
20140066289 | COMPOSITE ARTICLE FOR USE AS SELF-CLEANING MATERIAL - A composite article includes a core layer and an upper layer overlying the core layer. The upper layer is made of perfluoroalkoxy polymer (PFA) and a photocatalytic material (PM), wherein the PM defines at least about 25% of a total area of an exterior surface of the upper layer. | 03-06-2014 |
20130078462 | MULTILAYER FILM HAVING PRESSURE SENSITIVE ADHESIVE LAYER - A multilayer film includes a substrate film having first and second major surfaces and a pressure sensitive adhesive layer disposed on the first major surface of the substrate film. The pressure sensitive adhesive layer includes a curable composition. The multilayer film further includes a release layer disposed on the pressure sensitive adhesive layer opposite the substrate film. The release layer includes a release material and a catalyst to cure the curable composition. | 03-28-2013 |
20130000230 | ATTACHMENT OF PHOTOVOLTAIC DEVICES TO SUBSTRATES USING SLOTTED EXTRUSION MEMBERS - The invention describes extruded member systems to which a photovoltaic device is secured to an architectural surface. | 01-03-2013 |
20120282437 | FILM FOR PHOTOVOLTAIC DEVICES - A textured film is provided. The textured film includes a first layer forming an outer surface and including a fluoropolymer. A second layer includes an encapsulant layer. The first layer and the second layer are mechanically textured to provide a plurality of surface features on the outer surface and extend into the second layer. The film can be applied as a textured film overlying an active component of a photovoltaic device. | 11-08-2012 |
20120275731 | MAINTENANCE-FREE SLIDE BEARING WITH FEP OR PFA IN THE ADHESIVE LAYER - Slide bearings and methods of producing slide bearings are disclosed. The slide bearing has a metal support, an adhesive layer and a sliding layer. The adhesive layer is applied directly to the metal support. The adhesive layer comprises a blend of at least two fluoropolymers P1 and P2, wherein P1 is selected from perfluoroalkoxyethylene (PFA) or tetrafluoroethylene-hexafluoropropylene (FEP). P2 is different from P1 and can be a fluoropolymer. | 11-01-2012 |
20120270979 | BLEND COMPOSITION, FLEXIBLE TUBING MATERIAL AND METHOD OF MAKING THE BLEND - A composition includes a blend of (a) a multi-block copolymer including at least one block of an elastomeric polymer and at least one block of a first polymer including a chiral polymer having a stereo isomeric configuration; and (b) a second polymer including an anti-chiral polymer corresponding to the chiral polymer in (a), wherein the second polymer includes an opposite handed stereo isomeric configuration to the chiral polymer in (a); wherein the blend of the chiral polymer and the anti-chiral polymer form stereo complex sites. A flexible tubing material further includes the blend. In an embodiment, a method of making the blend material is also provided. | 10-25-2012 |
20120258295 | MULTILAYER COMPONENT FOR THE ENCAPSULATION OF A SENSITIVE ELEMENT - This multilayer component ( | 10-11-2012 |
20120258294 | MULTILAYER COMPONENT FOR THE ENCAPSULATION OF A SENSITIVE ELEMENT - This multilayer component ( | 10-11-2012 |
20120240350 | BUSHING WITH TRANSFIGURABLE ELECTRICAL CONDUCTION STATE - A bushing has a body with a cylindrical shape, an axis, and a plurality of dimples formed in the body extending in a radial direction with respect to the axis. The body is electrically conductive. A sliding layer that is electrically non-conductive is formed on at least a portion of the body. A coating that is electrically non-conductive is formed on at least a portion of the body. The bushing has an uninstalled configuration where the bushing is electrically non-conductive, and an installed configuration where the bushing is electrically conductive. | 09-27-2012 |
20120228668 | Layered Element for Encapsulating a Sensitive Element - This layered element ( | 09-13-2012 |
20120228641 | PROTECTIVE SUBSTRATE FOR A DEVICE THAT COLLECTS OR EMITS RADIATION - This substrate ( | 09-13-2012 |
20120225284 | COMPOSITE ARTICLE FOR USE AS SELF-CLEANING MATERIAL - A composite article includes a core layer and an upper layer overlying the core layer. The upper layer is made of perfluoroalkoxy polymer (PFA) and a photocatalytic material (PM), wherein the PM defines at least about 25% of a total area of an exterior surface of the upper layer. | 09-06-2012 |
20120213958 | FLEXIBLE ARTICLE AND METHOD OF FORMING THE ARTICLE - A flexible article includes a layer of a thermoplastic polyurethane composition including a plasticizer present at up to about 50.0% by weight of the total weight of the composition. The thermoplastic polyurethane composition has a shore A durometer of not greater than about 80. A method of making a flexible article includes combining a thermoplastic polyurethane with a plasticizer to form a thermoplastic polyurethane composition, wherein the plasticizer is present at up to about 50.0% by weight of the total weight of the composition; and forming the thermoplastic polyurethane composition into the flexible article, wherein the flexible article has a shore A durometer of not greater than about 80. | 08-23-2012 |
20120185997 | GLOVE HAVING BARRIER PROPERTIES - A glove includes an inner layer having the | 07-26-2012 |
20120177906 | POLYMERS WITH METAL FILLER FOR EMI SHIELDING - A composite material includes a thermoplastic material, and a metallic filler dispersed within the thermoplastic material. The metallic filler may be fibrous, particulate or a combination thereof. The metallic filler may have a length in a range of about 3 mm to about 10 mm, and/or a mean particle size of about 2 microns to about 10 microns. The composite material may have a volumetric resistivity of not greater than about 0.5 Ohm·cm. The composite material can be in the form of a sealing component. | 07-12-2012 |
20120171801 | SILICONE MEMBRANE FOR LAMINATION PROCESS - A membrane includes a blend of a silicone polymer and not greater than 25 wt % of an elastomeric component. The membrane has a thickness of at least 1 mm and exhibits a tensile retention index of at least 35%. | 07-05-2012 |
20120168072 | SILICONE MEMBRANE FOR LAMINATION PROCESS - A membrane includes a composite material of a silicone polymer and 0.1 wt % to 15 wt % of a scavenging filler. The membrane has a thickness of at least 1 mm and exhibits a tensile retention index of at least 35%. | 07-05-2012 |
20120157567 | SILICONE COMPOSITION, AN ARTICLE AND METHOD OF MAKING AN ARTICLE - The disclosure is directed to a silicone composition. The silicone composition includes a silicone matrix component, an adhesion promoter, and a quaternary ammonium salt containing polymer, wherein the quaternary ammonium salt containing polymer is in an amount to provide a bactericidal effect to the silicone composition. The disclosure is further directed to an article made thereof and to methods for making the article. | 06-21-2012 |
20120141733 | Articles Including Surface Microfeatures and Methods for Forming Same - A method of forming a polymer film includes dispensing a substrate and coating the substrate with a composition that is curable using actinic radiation. In an example, the method further includes exposing the composition to actinic radiation in presence of an atmosphere including 1 vol % to 37 vol % oxygen, whereby the surface of the composition forms an undulating morphology. In another example, the method further includes applying an oxygen-containing overlay over the composition, exposing the composition to actinic radiation through the oxygen-containing overlay, and removing the oxygen-containing overlay, whereby the surface of the composition forms an undulating morphology. | 06-07-2012 |
20120139191 | Polyvinyl Chloride Foam Gasket - A sealing assembly includes a component, a polyvinyl chloride foam gasket, a double sided acrylic tape, and a butyl tape. The component has a wall, an interior space defined by the wall, and an opening extending through the wall into the interior space. The wall has a rib extending therefrom and surrounding the opening. The gasket has a base, two sides, first and second ends, a length, and a groove formed therein and defined by the two sides and the base of the gasket. The groove extends along the length of the gasket. The gasket is positioned along the rib such that the rib extends into the groove, the gasket extends around the opening and the first and second ends of the gasket abut. | 06-07-2012 |
20120128280 | Adhesive Film for Bushings - A bushing can include a load bearing substrate having a first major surface, an adhesive film overlying the first major surface, and a friction reducing layer overlying the adhesive film. A method can include extruding an adhesive film, laminating a friction reducing layer to a load bearing substrate with the adhesive film therebetween to form a composite, and shaping the composite to form a bushing. The adhesive film can include a first adhesive layer, such as and a fluoropolymer layer. The adhesive layer can include a modified ethylene tetrafluoroethylene, and the fluoropolymer layer can include an ethylene tetrafluoroethylene. | 05-24-2012 |
20120107615 | LAMINATE STRUCTURE AND METHOD FOR MAKING - The disclosure is directed to a laminate structure including an encapsulant layer and a thermoplastic polymer layer. The encapsulant layer has a major surface, wherein the major surface of the encapsulant is treated to increase adhesion. The thermoplastic polymer layer has a melting point temperature or glass transition temperature greater than about 165° C., wherein the thermoplastic layer has a major surface that is treated to increase adhesion and is disposed on the treated major surface of the encapsulant layer. The disclosure is further directed to a method of forming the aforementioned laminate structure. | 05-03-2012 |
20120106882 | Cast Fluoropolymer Film for Bushings - A method includes casting a friction reducing layer on a carrier, and casting an adhesive layer overlying the friction reducing layer to form a multilayer cast film. The method further includes laminating the multilayer cast film to the load bearing substrate with the load bearing substrate to form a composite and shaping the composite. The load bearing substrate is closer to the adhesive layer than to the friction reducing layer. | 05-03-2012 |
20120098255 | Pipe Coupling - A pipe joint includes a first pipe that includes a first flange and a second pipe that includes a second flange. A first sleeve is installed within the first pipe and a second sleeve is installed within the second pipe. Further, an annular ring is positioned between the flange of the first pipe and the flange of the second pipe. The annular ring includes a first hub that extends into the first pipe and a second hub that extends into the second pipe. Moreover, a first complementary engagement structure is formed between the first sleeve and the first hub of the annular ring. The first complementary engagement structure provides a first seal interface within the pipe joint. A second complementary engagement structure is formed between the second sleeve and the second hub of the annular ring. The second complementary engagement structure provides a second seal interface within the pipe joint. | 04-26-2012 |
20120082838 | BARRIER FILM OR FABRIC - A multilayer construction includes a barrier layer having first and second major surfaces and including a polyimide material, a first outer layer directly bonded to and in direct contact with the first major surface of the barrier layer, and a second outer layer directly bonded to an in direct contact with the second major surface of the barrier layer. The first and second outer layer including a thermoplastic polymer. The first and second outer layers form first and second opposite outer surfaces of the multilayer construction. | 04-05-2012 |
20120080085 | Patterned protected film - A film has an inner and an outer surface. The film includes a first layer forming the outer surface and including fluoropolymer. The film further includes a second layer disposed away from the outer surface comprising a polymer. The polymer can have a storage modulus at 65° C. of at least 5 MPa. The film has a plurality of surface features forming the outer surface and extending into the first and second layers. The surface features have a mean slope of at least 15°. The film can be applied as a protective film overlying an active component of a photovoltaic device. | 04-05-2012 |
20120070620 | SELF-ADHESIVE FRAME - A shipping assembly includes a packaging sufficient for transport, and a plurality of frame assemblies within the packaging. Each frame assembly includes a frame having a groove configured to receive a flat panel, and an adhesive disposed within the groove. The groove has first and second side surfaces and a base surface therebetween. In an embodiment, the adhesive is an adhesive tape including a compressible core and a first adhesive surface. In another embodiment, the adhesive is a liquid adhesive having a viscosity of at least about 25 Pa·s at a temperature of 40° C. In yet another embodiment, the adhesive is a semi-liquid adhesive having a viscosity of not greater than about 200 Pa·s at a temperature of 150° C. | 03-22-2012 |
20120070597 | Flexible Material and Articles Made Therefrom - A flexible tubing material includes a mixture of a polyolefin and a styrenic based block copolymer, wherein the styrenic based block copolymer has an A-B-A block configuration and a molecular weight of at least about 350 kg/mol. | 03-22-2012 |
20120067883 | PRE-SLIT DONUT BREAK SEAL - A break seal is provided which comprises a foam sheet and a film layer. The foam sheet comprises a center hole. The film layer is partially scored through the thickness. | 03-22-2012 |
20120009401 | FOAM SEALING GASKET - A sealing gasket includes a liner and a polyurethane foam layer disposed on the liner. The polyurethane foam layer can have a density of 50 kg/m | 01-12-2012 |
20110303101 | COOKING BELT - A grilling belt includes a flexible support having first and second major surfaces, an extruded fluoropolymer layer overlying the first major surface, and a cast or skived fluoropolymer layer overlying the extruded fluoropolymer layer. Another grilling belt can include a support having first and second major surfaces, and a first fluoropolymer film overlying the first major surface. The support can include a first fabric having a first bias angle, and a second fabric laminated to the first fabric and having a second bias angle different from the first bias angle by between 20° and 160°. | 12-15-2011 |
20110293925 | System, Method and Apparatus for Polymer Seals to Form Positive Shut-Off for Insert Molding of Liquid Silicone Rubber - An object is formed on a component with a positive flash shut-off during insert molding operations. The mold has a base with a cavity and a port that delivers a liquid to the cavity. The base has a component support structure for supporting the component and pockets formed on opposite sides of the cavity. The pockets are slightly spaced apart from the cavity by thin partitions. Inserts located in the pockets and are formed from a polymer. Both the partitions and inserts comprise the component support structure. The inserts have a dimension that is smaller than that of the base and partitions so as to form a compression fit around the component to reduce or eliminate flash down the component during the molding process. | 12-01-2011 |
20110263164 | SYSTEM, METHOD AND APPARATUS FOR STRANDED CANTED COIL SPRING - A stranded canted coil spring for electrical contact between adjoining elements is disclosed. The spring is formed from a stranded wire having coils that define a toroid. | 10-27-2011 |
20110247686 | MULTILAYER FILM FOR PHOTOVOLTAIC APPLICATIONS - A multilayer film includes a functional portion including one or more layers, an adhesive layer overlying a major surface of the functional portion, and a fluoropolymer layer overlying a major surface of the adhesive layer opposite the functional portion. The fluoropolymer layer includes a fluoropolymer. The adhesive layer includes an adhesive and an ultraviolet radiation absorber. | 10-13-2011 |
20110241262 | FLEXIBLE TUBING MATERIAL AND METHOD OF FORMING THE MATERIAL - A flexible tubing material includes a radiation crosslinked blend of a first elastomeric polymer including a styrenic thermoplastic elastomer, an ethylene vinyl acetate elastomer, a polyolefin elastomer with a second elastomeric polymer including a polyolefin elastomer, a diene elastomer, or combination thereof, with the proviso that the first elastomeric polymer and the second elastomeric polymer are different. In an embodiment, a method of making a material includes providing the first elastomeric polymer, providing the second elastomeric polymer, blending the first elastomeric polymer and the second elastomeric polymer, extruding or injection molding the blend, and crosslinking the blend with radiation. | 10-06-2011 |
20110211780 | BEARINGS - In some embodiments, a bearing includes a substrate having a first portion and a second portion thicker than the first portion, the second portion having a curved outer contour. The bearing can further include a first layer on the outer contour of the substrate and/or a second layer on an inner contour of the substrate. The first layer can include a thermally conductive material, and the second layer can include a lubricious material. | 09-01-2011 |
20110209755 | LIQUID CRYSTAL POLYMER BARRIER FILMS FOR OPTOELECTRONICS - An optoelectronic structure can include a liquid crystal polymer layer and an optoelectronic device adjacent to a first surface of the liquid crystal polymer layer. The liquid crystal polymer layer can include the first surface and a second surface opposite the first surface. In an embodiment, the liquid crystal polymer layer can further include a liquid crystal polymer at least partially exposed to a gas at the second surface. In another embodiment, the liquid crystal polymer may be a thermotropic liquid crystal polymer. In still another embodiment, the polymer layer can include an additive to reduce migration of a gas through the polymer layer. Methods of forming such optoelectronic structures can include melt-processing techniques. | 09-01-2011 |
20110192564 | THERMALLY CONDUCTIVE FOAM MATERIAL - An energy supply system includes an energy storage device including a housing. The energy supply system also includes a sheet material in contact with the housing. The sheet material includes a foam layer. The sheet material has a thermal conductivity of at least 0.1 W/mK and a thickness of at least 0.3 mm. | 08-11-2011 |
20110163533 | SYSTEM, METHOD AND APPARATUS FOR TUBING CONNECTOR - A retainer clenches on tubing to secure a fitting and form a compression seal and connection therebetween. The retainer has first and second portions joined by a hinge and is movable from an open position to a closed position. The closed position defines an aperture in which the tubing and fitting are clenched. The retainer has a small aspect ratio with respect to the diameter and axial width of the retainer. A rib circumscribes and extends radially into the aperture to place a pre-load on the tubing to intensify a compression force of the retainer. | 07-07-2011 |
20110156361 | SPRINGS AND METHODS OF FORMING SAME - A seal includes a polymeric jacket defining a seal surface and an inner cavity extending within the polymeric jacket along a length of the polymeric jacket. The seal further includes a spring extending within the inner cavity and including a plurality of laser cut spring elements. The seal can be disposed between a static component and a rotatable component. | 06-30-2011 |
20110152786 | MEDICAL DEVICES INCLUDING A NON-POLAR SILICONE MATRIX AND A RADIATION RESISTANT COMPONENT - The disclosure is directed to a sterilized medical device including a non-polymerized blend including a silicone matrix material and a radiation resistant component. | 06-23-2011 |
20110146501 | COOKING RELEASE SHEET MATERIALS AND RELEASE SURFACES - A cooking release material includes a layer comprising fluoropolymer. The cooking release material has a major surface having nucleation structures in a density of at least 10 per square inch. The cooking release material can include a reinforcement material, the layer coated over the reinforcement material. The cooking release material can include a second layer forming the major surface. | 06-23-2011 |
20110140369 | SYSTEM, METHOD AND APPARATUS FOR SPRING-ENERGIZED DYNAMIC SEALING ASSEMBLY - A seal assembly is disclosed. The seal comprises a metal spring bonded to an elastomer body that is coupled to a polymer ring. The spring may comprise a cantilevered, overlapped metal strip. The elastomer and polymer mechanically interlock with radial members. The elastomer has contacting surfaces configured in outward extending radii to enhance forward edge loading and oil removal from the dynamic surface. In hydraulic service, the seal prevents the egress of hydraulic fluid and ingress of foreign particles. | 06-16-2011 |
20110135232 | CLOSED END BEARING CUP - A cup bearing includes a cylindrical component having first and second axial ends and defining a lumen therethrough. The cylindrical component includes first and second end portions proximal to the first and second axial ends, respectively. The cylindrical component includes a corrugated portion disposed axially between the first and second end portions. The corrugated portion includes a plurality of corrugations extending radially inwardly. A corrugation of the plurality of corrugations includes a ridge defining a first inner radius of the lumen. The cup bearing further includes a first radial stop associated with the first end portion. The first radial stop defines a second inner radius greater than the first inner radius. The cup bearing also includes an end cap coupled to the second axial end of the cylindrical component. | 06-09-2011 |
20110109523 | RADOME SANDWICH PANEL STRUCTURAL JOINT - A radome includes first and second panels disposed adjacent to each other and a fastener. Each panel of the first and second panels includes a core material disposed between first and second skin layers. The core of the first panel abuts the core of the second panel at respective edges. A first skin layer of the first panel extends past the edge of the first panel and overlaps a thinned portion of the second panel defined contiguous with the edge of the second panel. A first opening defined through the first skin layer of the first panel is in alignment with a second opening defined through the thinned portion of the second panel. The fastener extends through the first and second openings to secure the first panel to the second panel. | 05-12-2011 |
20110101574 | METHOD OF FORMING AN ARTICLE FROM NON-MELT PROCESSIBLE POLYMERS AND ARTICLES FORMED THEREBY - A method of preparing an article includes compressing a polymeric material to form a body and hot isostatic pressing (HIP) the body in an inert atmosphere at a pressure of at least 3 ksi without an encapsulant. The body may optionally be sintered prior to hot isostatic pressing (HIP). The body may have a porosity of not greater than 8% prior to hot isostatic pressing (HIP). The polymer material may be a non-melt processible polymer. | 05-05-2011 |
20110079962 | MODULAR POLYMERIC EMI/RFI SEAL - A seal includes a seal body including an annular cavity, and an annular spring within the annular cavity. The seal body, the seal body includes a composite material having a thermoplastic material and a filler. The composite material can have a Young's Modulus of at least about 0.5 GPa, a volume resistitivity of not greater than about 200 Ohm-cm, an elongation of at least about 20%, a surface resistitivity of not greater than about 10 | 04-07-2011 |
20110070795 | THERMAL SPRAY MASKING TAPE - A thermal spray masking tape includes a substrate having a first major surface and a second major surface. The thermal spray masking tape further includes a surface layer overlying the first major surface of the substrate. The surface layer is formed from an elastomer including a liquid silicone rubber. | 03-24-2011 |
20110020653 | COMPOSITE CUSHIONING STRUCTURE - The disclosure is directed to a composite cushioning structure including a fluoropolymer layer having a major surface and a polymeric layer overlying the major surface of the fluoropolymer layer. The composite structure has wherein the composite structure can withstand a hot press at a temperature of at least about 330° C. to about 400° C. and a pressure of about 3 MPa to about 5 MPa for at least about 15 cycles. | 01-27-2011 |
20110008189 | DISPENSING PUMP - A pump includes a pump body defining a fluid chamber and inlet and outlet ports in fluid communication with the fluid chamber, an inlet check valve connected to the inlet port, an outlet check valve connected to the outlet port, and a piston housing coupled to the pump body and defining a piston chamber. A piston assembly is disposed at least partially within the piston chamber and at least partially within the fluid chamber and includes a piston and a poppet connected to the piston in proximity to the pump body. In addition, the pump includes a gland disposed between a portion of the piston housing and the pump body. Further, the pump includes the poppet having a poppet head axially connected to a diaphragm coupled to a poppet flange. The poppet head is connected to the piston. | 01-13-2011 |
20110003104 | SEALABLE MATERIAL AND METHOD OF FORMING A DIELECTRIC WELD - A dielectric weldable material includes a blend of at least two components including an inert polymer and an elastomeric polar polymer. A method of forming a bond includes providing a substrate having a first end and a second end, wherein the substrate includes a blend of at least two components including an inert polymer and an elastomeric polar polymer. The method further includes bonding the first end and second end of the substrate with high frequency electromagnetic energy. | 01-06-2011 |
20100310805 | ARTICLES CONTAINING SILICONE COMPOSITIONS AND METHODS OF MAKING SUCH ARTICLES - The disclosure is directed to an article includes a first layer and a second layer. The first layer includes a silicone base polymer and a hydride-containing siloxane, wherein the hydride-containing siloxane is present at about 0.1% by weight to about 5.0% by weight of the silicone base polymer and the second layer includes a fluoropolymer. | 12-09-2010 |
20100308248 | BUTTERFLY VALVE WITH A RIGID SEAL - A valve is disclosed and can include a valve body having a central bore for passage of fluid there through and a longitudinal axis. The valve can also include a seal installed within the valve body along the central bore. The seal can include a first seal member having an annular ring portion and a hub portion extending from the annular ring portion. The seal can also include a second seal member including an annular ring configured to engage a distal end of the hub portion and create a sealing engagement between the hub portion and the annular ring when a compressive force is applied to the first and the second seal members. | 12-09-2010 |
20100296896 | Composite Sealing Device - An annular sealing device is provided that includes a composite material having a substantially rigid substrate with both a first major surface and a second major surface, and also of a shape where the substantially rigid substrate is configured to extend out of a plane parallel to a sealing surface at an angle. The annular sealing device also includes a polymer layer overlying at least one of the first major surface and the second major surface. | 11-25-2010 |
20100266852 | BARRIER STRUCTURE AND METHOD FOR MAKING - The disclosure is directed to a barrier structure including a fluoropolymer layer, a polymeric layer, and an adhesive layer. The barrier structure has a chemical permeation breakthrough detection time greater than about one hour for hazardous chemicals as measured by ASTM F739. The disclosure is further directed to a method of forming the aforementioned barrier structure. The barrier material is designed to be suitable for construction of shelters, clothing, containers and other articles requiring barrier properties. | 10-21-2010 |
20100261023 | ACOUSTIC DAMPING COMPOSITIONS HAVING ELASTOMERIC PARTICULATE - An acoustic damping composition includes a urethane component, elastomeric particles, and a binder resin including an addition polymer having a carboxylic functional group. The acoustic damping composition can have a Mode 1 Damping Parameter of at least 0.45. The binder resin can have a glass transition temperature of not greater than −25° C. | 10-14-2010 |
20100258378 | ACOUSTIC DAMPING COMPOSITIONS - An acoustic damping composition includes a binder resin including an addition polymer having a carboxylic functional group and a urethane component. The acoustic damping composition has a Mode 1 Damping Parameter of at least 0.45. | 10-14-2010 |
20100240228 | LINEAR MOTION ELECTRICAL CONNECTOR ASSEMBLY - A linear motion electrical connector includes an outer component having a bore defined by an inner surface and a cylinder within the bore. The cylinder has an outer surface. An annular groove is formed on one of the outer surface of the cylinder or the inner surface of the outer component. The annular groove has an axial length. A conductive spring is fit within the annular groove and provides electrical contact between the outer component and the cylinder. The conductive helical spring is adapted to roll along the axial length of the annular groove to maintain electrical contact when the cylinder is translated relative to the outer component. | 09-23-2010 |
20100224400 | OVERLAP HELICAL CONDUCTIVE SPRING - A cross-diametric compression spring includes a conductive ribbon formed into an overlapping helical coil wherein adjacent loops of the conductive ribbon overlap. The conductive ribbon has a width extending substantially parallel to length of the overlapping helical coil. | 09-09-2010 |
20100170632 | MULTILAYER POLYMERIC ARTICLES AND METHODS FOR MAKING SAME - A polymeric article may include a first layer and a second layer directly contacting the first layer. The first layer may include a low surface energy polymer and may have a contact index of at least 5%. The second layer may include an elastomer. | 07-08-2010 |
20100166582 | POLYMER MATERIAL AND SEALS FORMED THEREOF FOR HIGH PRESSURE PUMP APPLICATIONS - A seal is formed of a material including a crosslinked fluoropolymer. The seal substantially prevents leaks in a high pressure pump. | 07-01-2010 |
20100162657 | METHOD OF INSTALLING A ROOFING MEMBRANE - A roofing membrane includes first and second layers. The first layer includes a low surface energy polymer. A method of installing the roofing membrane includes, along an edge of a first membrane, mechanically removing a portion of the first membrane extending vertically to include the first layer and a portion of the second layer to leave a flap of the first membrane, placing an edge of a second membrane to overlap the first membrane, and bonding the first membrane to the second membrane. The underside of the edge of the second membrane overlies the flap of the first membrane. | 07-01-2010 |
20100159223 | MODIFIED PERFLUOROPOLYMER SHEET MATERIAL AND METHODS FOR MAKING SAME - A coated fabric includes a reinforcement, a first coating disposed on the reinforcement, and a second coating disposed on the first coating. The first coating includes perfluoropolymer. The second coating includes perfluoropolymer and a silicone polymer in an amount in a range of 2 wt % to 30 wt %. | 06-24-2010 |
20100119760 | BARRIER STRUCTURE AND METHOD FOR MAKING - The disclosure is directed to a barrier structure including a fluoropolymer layer and a polymeric layer. The barrier structure has a chemical permeation breakthrough detection time greater than about one hour for hazardous chemicals as measured by ASTM F739. The disclosure is further directed to a method of forming the aforementioned barrier structure. The barrier material is designed to be suitable for construction of shelters, clothing, containers and other articles requiring barrier properties. | 05-13-2010 |
20100117310 | LARGE DIAMETER THERMOPLASTIC SEAL - A seal ring includes a weld and a thermoplastic material. The thermoplastic material has a weld elongation-at-break of at least 3%. The thermoplastic material can have a glass transition temperature of at least 100° C. The thermoplastic material with the weld can have a weld elongation-at-break of at least 3%. The seal ring can have a circumference of at least 0.62 meters. The seal ring can have a coefficient of friction of not greater than 0.45. | 05-13-2010 |
20100116422 | METHOD OF FORMING LARGE DIAMETER THERMOPLASTIC SEAL - A method of forming a seal ring includes heating an extruded rod to a temperature above a glass transition temperature. The extruded rod has first and second ends. The method further includes bending the extruded rod into a circular structure while the temperature is above the glass transition temperature, joining the first and second ends of the extruded rod to form a semi-finished ring, and annealing the semi-finished ring. | 05-13-2010 |
20100108172 | MULTILAYER FLEXIBLE TUBING - A flexible tube includes a first layer comprising a polyolefin material having a flexural modulus of not greater than 150 MPa and includes a second layer directly bonded to and in direct contact with the first layer. The second layer comprising a blend of propylenic polymer and styrenic block copolymer. | 05-06-2010 |
20100059985 | SANITARY COUPLING ASSEMBLY - A sanitary coupling assembly for mounting on a fluid system includes a female coupler and a male coupler. The female coupler has a distal end and a proximal end. The distal end has a first inner threaded surface defining an opening therein to receive an end of a hose. The proximal end has a second inner threaded surface having a polymer coating. The proximal end is configured to matingly engage a complementary structure located on the male coupler. | 03-11-2010 |
20100051575 | SEALING ASSEMBLY AND METHOD OF MAKING SUCH ASSEMBLY - The disclosure is directed to a sealing assembly. The sealing assembly includes a cap having a top surface and a bottom surface, an adhesive layer adjacent the bottom surface of the cap, and a septum adjacent to the adhesive layer. The adhesive layer includes a self-bonding silicone composition and the septum includes at least one fluoropolymer layer. The disclosure is further directed to methods for making the aforementioned sealing assembly. | 03-04-2010 |
20100044382 | FLUOROPOLYMER COATED ARTICLE - An article includes a fabric and a fluoropolymer coating layer on the fabric. The fabric is a woven fabric including yarns. | 02-25-2010 |
20100035501 | THERMAL SPRAY MASKING TAPE - A thermal spray masking tape includes a substrate having a first major surface and a second major surface and a surface layer overlying the first major surface of the substrate. The surface layer is formed from an elastomer having an ultimate tensile strength greater than about 600 lbs/square inch. | 02-11-2010 |
20090317025 | Steering Yoke - A yoke for use in a rack and pinion steering assembly is described. The yoke may include a bearing surface that provides a low coefficient of friction, allowing for a greater biasing force against the rack shaft. The materials and design of the yoke can provide for a quieter system with reduced vibration. | 12-24-2009 |
20090283359 | WALL AND CEILING SOUND DAMPING MOUNTS AND CHANNELS - A sound damping device includes an attachment portion, an engagement structure to engage a furring channel, and a shoulder disposed between the attachment portion and the engagement structure. The sound damping device has a spring rate of not greater than 12,000 kg/m. The sound damping device may be disposed between a support structure and a sheet material. | 11-19-2009 |
20090258802 | Bearing Grease Composition - A grease for use in fluid bearings can be made by combining a synthetic oil and a paraffinic wax. The grease can adhere to polymeric surfaces on bearings such as PTFE and can improve service life in high speed bearings such as those used in electric motors. | 10-15-2009 |
20090257694 | Bearings - A bearing includes a first member having a passageway configured to engage a shaft, the first member having a metallic material; and a second member disposed around at least a portion of the first member, the second member having a metallic material and at least one radially and inwardly bent portion capable of restricting axial movement of the first member. The first and second members are movable relative to each other. | 10-15-2009 |
20090232586 | CONNECTOR ASSEMBLY - A sterile connector assembly for mounting on a fluid system includes a first connector and a second connector. The first connector includes a stem defining a fluid passage therethrough, a first housing surrounding the stem and defining a first aperture, and a first valve disposed over the first aperture. The second connector includes a second housing configured to matingly engage the first housing. The second housing defines a second aperture and defines a seal structure. The seal structure is configured to engage the stem. The second connector also includes a second valve disposed over the second aperture. The second valve is configured to engage the first valve when the first housing engages the second housing. | 09-17-2009 |
20090197091 | MULTI-LAYER ARTICLE - The disclosure is directed to an article including a first layer, second layer, and third layer. The first layer includes a fluoropolymer having a first major surface and a second major surface. The second layer overlies the first major surface of the first layer and includes an adhesive layer. The third layer overlies the second layer and includes a polymeric material. The article has a burst performance greater than 200 N as measured by ASTM D751 and a chemical permeation breakthrough detection time greater than about one hour as measured by ASTM F739. The disclosure is further directed to a method of forming the aforementioned multi-layer article. | 08-06-2009 |
20090184476 | BUTTERFLY VALVE WITH A RIGID SEAL - A valve is disclosed and can include a valve body having a central bore for passage of fluid there through and a longitudinal axis. The valve can also include a seal installed within the valve body along the central bore. The seal can include a first seal member having an annular ring portion and a hub portion extending from the annular ring portion. The seal can also include a second seal member including an annular ring configured to engage a distal end of the hub portion and create a sealing engagement between the hub portion and the annular ring when a compressive force is applied to the first and the second seal members. | 07-23-2009 |
20090170992 | ETCH RESISTANT POLYMER COMPOSITION - A composite material includes a polymer and a colloidal metal oxide. The composite material has a Plasma Etch Index of 40 relative to a polymer absent the colloidal metal oxide. | 07-02-2009 |
20090169790 | REINFORCED TUBE - The disclosure is directed to a tube. The tube includes a silicone elastomer and at least one reinforcement member substantially embedded within the silicone elastomer. The disclosure is also directed to a tube including a first layer and a second layer adjacent the first layer. The first layer includes a fluoropolymer liner and the second layer includes a silicone elastomer and at least one reinforcement member substantially embedded within the silicone elastomer. This disclosure is further directed to a method for making the aforementioned tubes. | 07-02-2009 |
20090127851 | PIPE COUPLING - A pipe joint is disclosed and can include a first pipe having a flange and a second pipe having a flange. A first sleeve can be installed within the first pipe and a second sleeve can be installed within the second pipe. Moreover, an annular ring can be disposed between the flange of the first pipe and the flange of the second pipe. The annular ring is configured to engage the first sleeve and the second sleeve and create a sealing engagement between the annular ring, the first sleeve and the second sleeve when a compressive force is applied to the first sleeve, the second sleeve, or a combination thereof along a longitudinal axis of the pipe assembly. | 05-21-2009 |
20090114101 | BELTS WITH INTEGRAL FLIGHTS FOR USE IN HIGH-TEMPERATURE FOOD PROCESSING EQUIPMENT AND SYSTEMS INCLUDING SUCH BELTS - A flexible composite with integral flights is provided and methods for making the same. The composite is made from, for example, silicone rubber, urethane rubber, polytetrafluoroethylene or other polymer. The composites are useful for making conveyor belts for use in high temperature food processing, and particularly for contact toasters. The conveyor belts are an improvement over the prior art in that they prevent slippage of the articles conveyed, may be manufactured at low cost, and are relatively easy to clean. | 05-07-2009 |
20090093608 | POLYIMIDE MATERIAL WITH IMPROVED THERMAL AND MECHANICAL PROPERTIES - A method of forming a polymeric material includes forming a solution including at least two solvents and at least two diamines. The at least two diamines include oxydianiline (ODA) in an amount of about 50% to about 90% based on the total moles of the at least two diamines and include m-phenylenediamine (MPD) in an amount of about 10% to about 50% based on the total moles of the at least two diamines. The at least two solvents include a high polarity solvent in an amount of about 40% to about 90% based on the total weight of the at least two solvents and include a low polarity solvent in an amount of about 10% to about 60% based on the total weight of the at least two solvents. The method further includes adding pyromellitic dianhydride (PMDA) to the solution in a ratio of about 0.9 to about 1.05 based on the total moles of the at least two diamines to form a polyamic acid solution. In addition, the method includes imidizing the polyamic acid solution to form a polyimide material. | 04-09-2009 |
20090093581 | THERMALLY STABLE COMPOSITE MATERIAL FORMED OF POLYIMIDE - A composite material includes a polyimide matrix material and an exfoliated graphite material dispersed within the polyimide matrix material. The composite material exhibits a Thermal Stability Index of at least about 20. | 04-09-2009 |
20090053529 | ROOFING SHEET MATERIAL - A roofing material includes a bitumen sheet material and a multilayer capping film. The multilayer capping film includes a first layer comprising a first fluoropolymer and a second layer underlying the first layer. The second layer includes at least 40 wt % of a second fluoropolymer and not greater than 60 wt % of an acrylic polymer. The second layer of the multilayer capping film overlies the bitumen sheet material and the first layer of the multilayer capping film forms an outer surface of the roofing material. | 02-26-2009 |
20090005479 | SILICONE COMPOSITIONS, ARTICLES, AND METHODS OF MAKING SUCH SILICONE COMPOSITIONS - An article includes a silicone formulation and an in situ softening promoter. The silicone formulation has a shore A durometer and the in situ softening promoter decreases the shore A durometer of the silicone formulation by at least about 35%. | 01-01-2009 |
20080317393 | BUSHING ASSEMBLY - A bushing assembly is disclosed and includes a bushing that can have an outer surface and an inner surface that can define an opening. The bushing can be configured to fit into a bore and receive a shaft through the opening. An engagement torque, T, between bushing and the shaft does not increase more than twenty-five percent as an interference fit between the bushing and the bore increases. The interference fit can be quantified by a reduction in outer radius, I, by at least 0.025 mm. | 12-25-2008 |
20080303222 | FACE SEAL AND METHOD OF MAKING - A face seal is provided that includes an annular casing having an annular portion, an inner diameter portion extending axially from the annular portion, an outer diameter portion extending axially from the annular portion, and a generally circular opening defined by the contour of an outer surface of the inner diameter portion. The face seal further includes an inner seal member disposed along an inner surface of the inner diameter portion, and an outer seal member disposed along an inner surface of the outer diameter portion. | 12-11-2008 |
20080274672 | OPHTHALMIC BLOCKING PAD - An ophthalmic blocking pad includes a foam layer, a film layer disposed over and directly contacting the foam layer, and an adhesive layer disposed over the film layer. The film layer has a tensile strength of at least about 25 ksi (172 MPa). | 11-06-2008 |
20080268258 | TURBINE BLADE PROTECTIVE BARRIER - A method of manufacturing a turbine blade includes providing a multilayer polymeric film. The multilayer polymeric film includes a first layer including an acrylic-based adhesive, a second layer disposed over the first layer, and a third layer disposed over the second layer. The second layer includes a blend of an acrylic polymer and fluoropolymer. The third layer has at least a portion with a smooth surface. The third layer includes fluoropolymer. The method further includes laminating the multilayer polymeric film over at least a portion of a turbine blade work piece. The first layer contacts the turbine blade work piece. | 10-30-2008 |
20080267699 | METHOD OF MOLDING A CONNECTOR AND TUBING ASSEMBLY - A connector and tubing assembly including a multi-lumen molded connector having at least three flexible tubes also molded into the connector. The connector may be “Y” shaped and include three flexible tubes. A process of making the connector and tubing assembly involves forming a first part of the connector with two tubes molded therein and then removing an internal mold member prior to molding the final connector portion and third tube in place. | 10-30-2008 |
20080248226 | MULTI-LAYER TUBES - The disclosure is directed to a method of forming multi-layer tubes including providing a heat-shrinkable fluoropolymer liner and extruding an elastomeric cover over the heat shrinkable fluoropolymer liner. The disclosure is further directed to a method of forming multi-layer tubes including providing a non-fibrillated, high flex fluoropolymer liner and extruding an elastomeric cover over the non-fibrillated, high flex fluoropolymer liner. The disclosure is further directed to the above-mentioned multi-layer tubes. | 10-09-2008 |
20080224366 | WATER RESISTANT COMPOSITE MATERIAL - A composite material includes polyimide material, a particulate metal oxide dispersed in the polyimide material in an amount between about 0.1 wt % and about 20.0 wt %, and a carbonaceous material dispersed in the polyimide material in an amount between about 0.0 wt % and about 45.0 wt %. | 09-18-2008 |
20080221232 | ARTICLES CONTAINING SILICONE COMPOSITIONS AND METHODS OF MAKING SUCH ARTICLES - The disclosure is directed to a method of making a silicone composition includes mixing a silicone formulation in a mixing device and adding an in situ adhesion promoter to the mixing device. The disclosure is further directed to articles made from the above-mentioned silicone composition. | 09-11-2008 |