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| Number | Title | Issue Date |
| 8148439 | Foamed thermoplastic resin particles and method of producing the foamed particles It is intended to provide resin foamed particles having a high environmental compatibility. Furthermore, it is intended to provide an economical and easy-to-use method of producing resin foamed particles having biodegradability without using a crosslinking agent, wh... | 04/03/2012 |
| 8129439 | Aqueous absorptive polymer-containing resin composition-producing method, aqueous absorptive polymer-containing resin composition, and porous substance-producing method using same and porous substance, insulated electric cable-producing method, insulated electric cable and coaxial cable A method for producing an aqueous absorptive polymer-containing resin composition in which a resin composition is doped with an aqueous absorptive polymer includes causing the aqueous absorptive polymer to absorb and be swollen by water beforehand, and milling and m... | 03/06/2012 |
| 8080591 | Method and device for fabricating aerogels and aerogel monoliths obtained thereby Method and devices for rapidly fabricating monolithic aerogels, including aerogels containing chemical sensing agents, are disclosed. The method involves providing a gel precursor solution or a pre-formed gel in a sealed vessel with the gel or gel precursor at least... | 12/20/2011 |
| 8071657 | Organic, open cell foam materials, their carbonized derivatives, and methods for producing same Organic, small pore area materials (“SPMs”) are provided comprising open cell foams in unlimited sizes and shapes. These SPMs exhibit minimal shrinkage and cracking. Processes for preparing SPMs are also provided that do not require supercritical extraction. The... | 12/06/2011 |
| 8044108 | Porous polymer blend structures A porous polymer blend, and a method of producing a porous polymer blend from at least two immiscible polymers. The at least two immiscible polymer being blended together and exhibiting the absence of complete phase separation. The method of producing a porous polym... | 10/25/2011 |
| 7943678 | Method for the preparation of new segmented polyurethanes with high tear and tensile strengths and method for making porous scaffolds The invention presents a new method to prepare biomedical polyurethanes with high tensile and tear strengths. Such polyurethanes are especially interesting for making foams thereof, e.g. as meniscus implants. A new method, applicable to the biomedical polyurethanes,... | 05/17/2011 |
| 7923478 | Nanoporous polymeric material and preparation method A nanoporous material is provided. The pores of the nanoporous material are formed between nanoparticles that have a polymeric surface layer. The nanoporous material is produced by (a) suspending the nanoparticles in a medium material, wherein the nanoparticles are ... | 04/12/2011 |
| 7879921 | Fluid permeable composite material and process for same A fluid permeable material is disclosed. The fluid permeable material is suitable for use as a paver, brick, tile, stormwater entry grate and the like, without being limited thereto. The fluid permeable material described in this invention is light weight and has a ... | 02/01/2011 |
| 7691912 | Ormosil aerogels containing silicon bonded linear polymers The invention provides reinforced aerogel monoliths as well as fiber reinforced composites thereof for a variety of uses. Compositions and methods of preparing the monoliths and composites are also provided. ... | 04/06/2010 |
| 7544720 | Porous polymeric materials and method of production thereof Water dispersible or water soluble porous bodies comprising a three dimensional open-cell lattice containing 10 to 95% by weight of a polymeric material which is soluble in water, and, less than 5% by weight of a surfactant, said porous bodies having an intrusion vo... | 06/09/2009 |
| 7482390 | Sinterable structures and method A method of producing an open, porous structure having an outer surface defining a shape having a bulk volume and having interconnecting openings extending throughout said volume and opening through said surface, and products resulting from the method. The method co... | 01/27/2009 |
| 7459488 | Composition and process for recovery of spilled hydrocarbons from aqueous environments A process and polymer foam composition for removing hydrocarbon material from wanted material containing water by bringing an isocyanate-containing prepolymer and a gaseous expansion agent, with or without a diluent and/or cell control agent, into contact with the m... | 12/02/2008 |
| 7435761 | Microporous polyethylene film and method of producing the same Disclosed is a microporous polyethylene film for a battery separator and a method of producing the same. The microporous polyethylene film comprises a resin mixture, which includes 100 parts by weight of composition containing 20-50 wt % polyethylene with a weight a... | 10/14/2008 |
| 7432311 | Process for creating high internal phase polymeric emulsions A “high internal phase polymeric emulsion” (“HIPPE”) composition is described which comprises an emulsion of a discrete phase (component A) and a continuous phase (component B), wherein the volume fraction of the discrete phase is the majority fraction (on a... | 10/07/2008 |
| 7393878 | Method for curing high internal phase emulsions The present invention is directed to a method for reducing monomer loss during curing of a high internal phase emulsion. The method has the steps of: forming a water-in-oil emulsion, curing the monomer component in the emulsion in a saturated steam environment, and ... | 07/01/2008 |
| 7384988 | Method and device for fabricating aerogels and aerogel monoliths obtained thereby Method and devices for rapidly fabricating monolithic aerogels, including aerogels containing chemical sensing agents, are disclosed. The method involves providing a gel precursor solution or a pre-formed gel in a sealed vessel with the gel or gel precursor at least... | 06/10/2008 |
| 7361693 | Low density polymer beads Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the presence of a porogen. ... | 04/22/2008 |
| 7361694 | Durable foam of olefin polymers, methods of making foam and articles prepared from same Olefin polymer-based, durable, open-cell foam compositions, structures and articles derived from same; methods for preparation of such foams; and use of the dry durable foams in various applications are disclosed. Further described is use of the foams and structures... | 04/22/2008 |
| 7357940 | Implantable or insertable medical devices containing graft copolymer for controlled delivery of therapeutic agents Implantable or insertable medical devices are described. The medical devices comprise (a) a therapeutic agent and (b) a polymeric release region that controls the release of the therapeutic agent upon administration to a patient. The polymer release region comprises... | 04/15/2008 |
| 7354623 | Surface modification of a porous organic material through the use of a supercritical fluid An organic layer, such as a porous low-K dielectric in an IC, contains pores open at its surface. To close the pores, the organic layer is contacted by a supercritical fluid that is a solvent for the layer. After a small amount of the surface and the wall of the ope... | 04/08/2008 |
| 7354636 | Flexible laminate material for lighter-than-air vehicles A laminate material for lighter-than-air vehicles includes a liquid crystal polymer fiber layer, a polyimide layer secured to the liquid crystal polymer fiber layer; and a polyvinylidene fluoride (PVDF) layer secured to the polyimide layer. The layers are secured to... | 04/08/2008 |
| 7351302 | Method for binding particulate, water-absorbing, acid group-containing polymers to a base material A process for binding particulate water-absorbing acid-functional polymers to a carrier material by means of compounds comprising amino groups, which comprises contacting the carrier material with particulate water-absorbing acid-functional polymers whose acid group... | 04/01/2008 |
| 7341775 | Composition for forming porous film, porous film and method for forming the same, interlevel insulator film, and semiconductor device Provided are a composition for forming film which can form a porous film excelling in dielectric constant, adhesiveness, uniformity of the film, mechanical strength and having low hygroscopicity; a porous film and a method for forming the film; and a high-performing... | 03/11/2008 |
| 7335965 | Packaging of electronic chips with air-bridge structures A circuit assembly for fabricating an air bridge structure and a method of fabricating an integrated circuit package capable of supporting a circuit assembly including an air bridge structure. A circuit assembly comprises an electronic chip and a conductive structur... | 02/26/2008 |
| 7323527 | Process for macroporous acrylic resins A method for producing a macroporous acrylic resin in an aqueous suspension from a C1-C4 alkyl acrylate, an organic solvent and a crosslinker. ... | 01/29/2008 |
| 7319114 | Hollow polymer particles, method for preparing hollow polymer particles, porous ceramic filter, and method for preparing porous ceramic filter Hollow polymer particles are provided to have an average particle diameter of 15 μm or more and 500 μm or less and a 10%-compressive strength of 1.5 MPa or more, and the hollow polymer particle includes a hollow portion in the interior. In addition, a porous ceram... | 01/15/2008 |
| 7314504 | Porous gas permeable material for gas separation A gas separator, a method for producing the gas separator, and a method for separating gases based on a property of inelasticity of the gases. The inventive gas separator is a permeable porous material for separating a mixture of gases by selectable pore size exclus... | 01/01/2008 |
| 7311862 | Method for manufacturing microporous CMP materials having controlled pore size A method of manufacturing a chemical-mechanical polishing (CMP) pad comprises the steps of (a) forming a layer of a polymer resin liquid solution (i.e., a polymer resin dissolved in a solvent); (b) inducing a phase separation in the layer of polymer solution to prod... | 12/25/2007 |
| 7306754 | Membrane and the use thereof The invention relates to a membrane that consists of a polymer or a polymer mixture. The aim of the invention is to produce membranes, especially planar membranes or hollow fiber membranes that have an as high a separation efficiency as possible while simultaneously... | 12/11/2007 |
| 7303912 | Cultures of GFAP nestin cells that differentiate to neurons Cultures of cells immunoreactive for glial fibrillary acidic protein (GFAP), as well as for the intermediate filament marker nestin were grown in a medium including epidermal growth factor (EGF) and serum. The cultured cells had the morphology of astroglial cells. T... | 12/04/2007 |
| 7300022 | Modified membranes A porous polymeric membrane formed from a blend of a polymeric membrane forming material, such as polyvinylidene fluoride or polysulfone and a polymeric reactivity modifying agent adapted to modify the surface active properties of the porous polymeric membrane. The ... | 11/27/2007 |
| 7297722 | Radially multi-branched polymer and porous film using the same Described is a radially multi-branched polymer represented by the following formula (I): ABi (I), which includes a central molecule (A) to which side-branches (B) are bonded in at least three positions (i≧3). Also described are methods for preparing a multi-branch... | 11/20/2007 |
| 7291565 | Method and system for treating a substrate with a high pressure fluid using fluorosilicic acid A method and system is described for treating a substrate with a high pressure fluid, such as carbon dioxide in a supercritical state. A process chemistry is introduced to the high pressure fluid for treating the substrate surface. The process chemistry comprises fl... | 11/06/2007 |
| 7291653 | Preparation of hydrophobic organic aeorgels Synthetic methods for the preparation of hydrophobic organics aerogels. One method involves the sol-gel polymerization of 1,3-dimethoxybenzene or 1,3,5-trimethoxybenzene with formaldehyde in non-aqueous solvents. Using a procedure analogous to the preparation of res... | 11/06/2007 |
| 7285578 | Water-in-oil emulsion composition for forming silicone elastomer porous material A water-in-oil emulsion composition for forming a silicone elastomer porous material contains a liquid silicone rubber material which forms a silicone elastomer upon curing, a silicone oil material which has a surface activation function, and water. ... | 10/23/2007 |
| 7282165 | Wear resistant hydrogel for bearing applications A wear resistant hydrogel for use as a prosthetic implant, such as for cartilage, is made by forming a solution of polyvinyl alcohol in a solvent of DMSO/water. The solution is placed in a mold and is gelated by cycling the mold in a freeze-thaw cycle at a temperatu... | 10/16/2007 |
| 7282253 | High-durability non-woven fabric with melange appearance and method for manufacture A non-woven fabric with melange-type visual appearance and endowed with high-durability comprising a fiber part and a matrix binder characterized by the binder matrix being a polyurethane characterized by the presence of soft segments and rigid segments, the former ... | 10/16/2007 |
| 7276788 | Hydrophobic foamed insulators for high density circuits A conductive system and a method of forming an insulator for use in the conductive system is disclosed. The conductive system comprises a foamed polymer layer on a substrate. The foamed polymer layer has a surface that is hydrophobic, and a plurality of conductive s... | 10/02/2007 |
| 7273497 | Methods for treating a defect in the annulus fibrosis Methods and apparatus for treating disc herniation provide a conformable device which assumes a first shape associated with insertion and a second shape or expanded shape to occlude the defect which typically follows partial discectomy. The device may take different... | 09/25/2007 |
| 7267169 | Methods for forming a permeable and stable mass in a subterranean formation This invention relates to subterranean treatment operations. More particularly, this invention provides methods that may be useful in providing void-free barriers between a subterranean formation and a portion of a well bore. A nonlimiting example of a method is a m... | 09/11/2007 |
