Patent application number | Description | Published |
20090220763 | OLEOPHOBIC LAMINATED ARTICLE - An article includes a microporous membrane. A porous fabric is laminated to the microporous membrane to form a laminate with a membrane side and a fabric side. A treatment material is applied to the laminate to form a treated laminate. The treated laminate having an oil resistance of at least a number 7 determined by AATCC 118 testing on both the membrane side and the fabric side. The treated laminate also has an air permeability through the treated laminate of at least 0.01 CFM per square foot determined by ASTM D737 testing. | 09-03-2009 |
20090220764 | OLEOPHOBIC LAMINATED ARTICLE AND METHOD - A method of making an article having an improved oleophobic property. The method includes the step of providing a microprous membrane. The method also includes the step of laminating a porous fabric to the microporous membrane to form a laminate with a membrane side and a fabric side. A treatment material is applied to the laminate to provide a treated laminate. The treated laminate has an oil resistance property of at least a number 7 determined by AATCC 118 testing on both the membrane side and the fabric side. The laminate also has an air permeability therethrough of at least 0.01 CFM per square foot determined by ASTM D737 testing. | 09-03-2009 |
20100024898 | FUEL TANK VENT INCLUDING A MEMBRANE SEPARATOR - A fuel tank vent includes a nanoporous membrane separator positioned in an opening in a fuel tank to allow vapor from a fuel to flow across a membrane, wherein the membrane comprises a network in which surfaces of the network define a plurality of interconnecting pores extending through the membrane, wherein the plurality of interconnecting pores have a mean pore size of about 0.1 nanometers to about 50 nanometers, and are permeable to a selected one or both of the fuel vapor and air, and impermeable to a liquid fuel; and an oleophobic enhancement coating disposed on surfaces of the plurality of interconnecting pores and configured to provide oleophobicity to the membrane. | 02-04-2010 |
20100236410 | LAYERED FILTRATION MEMBRANE AND METHODS OF MAKING SAME - A layered filter membrane with improved anti-clogging characteristics is provided. In one embodiment, a filter membrane includes multiple polymer layers, each with different pore diameters formed by stretching the polymer layers. Furthermore, the multiple filter layers are coupled together before being stretched and the different pore sizes are formed during co-stretching of the filter layers. | 09-23-2010 |
20100285297 | MEMBRANE STRUCTURE FOR VACUUM ASSISTED MOLDING FIBER REINFORCED ARTICLE - A method of manufacturing a fiber-reinforced article. The method includes the steps of providing a mat fiber stricture defining voids therein. A membrane structure is applied over at least a portion of the fiber structure. The membrane structure includes a microporous membrane. At least the microporous membrane of the membrane structure has an oil resistance rating of at least a number 8 determined by AATCC 118 testing. A resin and hardener mix is provided. The resin is infused into voids of the fiber structure by applying a vacuum to the fiber structure and the membrane structure wherein the membrane structure inhibits the flow of resin therethrough. | 11-11-2010 |
20110041693 | OLEOPHOBIC LAMINATED ARTICLE - An article comprising a microporous membrane. A first porous fabric is laminated to a first side of the microporous membrane. A second porous fabric is laminated to a second opposite side of the microporous membrane to form a laminate with the membrane and the first porous fabric. The laminate has two fabric sides separated by the microporous membrane. A treatment material is applied to the laminate to form a treated laminate. The treated laminate has an oil resistance of at least a number 7 determined by AATCC 118 testing on both fabric sides and has an air permeability through the treated laminate of at least 0.01 CFM per square foot determined by ASTM D737 testing. | 02-24-2011 |
20120061923 | BREATHABLE GASKET - An article, specifically a sealing gasket, includes at least one layer of microporous expanded polytetrafluoroethylene (ePTFE) and at least one air permeable layer. The sealing gasket simultaneously provides for the passage of air through the gasket while limiting the passage of liquid through the gasket. The sealing gasket may be used between two components that require air flow between the components while limiting the passage of liquid between the components. In one aspect, the air permeability is at least 0.01 cubic feet per minute (CFM) per square foot as determined by ASTM D 737 testing. | 03-15-2012 |
20120186452 | Multiple Layer HEPA Filter and Method of Manufacture - A multiple layer HEPA filter media includes, in an exemplary embodiment, a first layer that includes a nonwoven synthetic fabric formed from a plurality of bicomponent synthetic fibers with a spunbond process, and having a bond area pattern of a plurality of substantially parallel discontinuous lines of bond area. The filter media also includes a second layer laminated onto the first layer. The second layer is formed from a micro-porous membrane. Further, the filter media includes a third layer laminated onto the second layer, with the third layer including a synthetic nonwoven fabric formed from a plurality of synthetic fibers. The synthetic fibers include at least two different synthetic fibers having different melting points. The third layer has a cover factor of less than about seven. In addition, the multiple layer filter media further includes a plurality of corrugations. | 07-26-2012 |
20140260138 | RADIAL PLEAT DESIGN AND COLLAPSIBLE FILTER ELEMENT - A filter element for filtering a fluid flowing through the filter element. The filter element includes a pleat pack that extends about an axis and that has an internal volume. The pleat pack includes a filter media for filtering out particulate from the fluid. The filter media is pleated. The pleats extend out along planes that are transverse to the axis. An associated method of providing a filter element that filters a fluid flowing through the filter element is provided. | 09-18-2014 |
Patent application number | Description | Published |
20130225662 | METHODS AND COMPOSITIONS OF MOLECULAR PROFILING FOR DISEASE DIAGNOSTICS - The present invention relates to compositions, kits, and methods for molecular profiling and cancer diagnostics, including but not limited to gene expression product markers, alternative exon usage markers, and DNA polymorphisms associated with cancer. In particular, the present invention provides molecular profiles associated with thyroid cancer, methods of determining molecular profiles, and methods of analyzing results to provide a diagnosis. | 08-29-2013 |
20140349864 | METHODS AND COMPOSITIONS OF MOLECULAR PROFILING FOR DISEASE DIAGNOSTICS - The present invention relates to compositions, kits, and methods for molecular profiling and cancer diagnostics, including but not limited to gene expression product markers, alternative exon usage markers, and DNA polymorphisms associated with cancer. In particular, the present invention provides molecular profiles associated with thyroid cancer, methods of determining molecular profiles, and methods of analyzing results to provide a diagnosis. | 11-27-2014 |