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| Number | Title | Issue Date |
| 7425583 | Ion exchanger A porous ion exchanger includes an open cell structure including interconnected macropores and mesopores whose average diameter is in a range of 1 to 1000 μm existing on walls of the macropores. Moreover, a total pore volume is in a range of 1 to 50 ml/g, ion excha... | 09/16/2008 |
| 7358280 | Process for processing expandable polymer particles and foam article thereof Process for processing expandable polymer particles e.g. polystyrene (EPS) that eliminates the maturing step between the pre-expander and molding steps. The expandable particles are first over pressurized with gas, e.g. air, carbon dioxide, nitrogen, and mixtures th... | 04/15/2008 |
| 7358282 | Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam A soft, flexible, low-density, open-cell, thermoplastic, absorbent foam formed from a foam polymer formula including a balanced amount of a plasticizing agent and a surfactant in combination with a base resin. Thermoplastic elastomers can be added to the foam polyme... | 04/15/2008 |
| 7334375 | Evacuated panel for thermal insulation of a body having non-planar surfaces An evacuated panel is provided for thermal insulation of a body (3, 4) having non-planar surfaces, the panel having two main faces and comprising a flexible envelope (1), made of one or more barrier sheets, and a filling material formed of at least two... | 02/26/2008 |
| 7312253 | Insulating thermoplastic foams made with methyl formate-based blowing agents A blowing agent blend for making thermoplastic polymer foams comprises methyl formate. The blowing agent blend can further comprise at least one co-blowing agent. The co-blowing agent is either a physical co-blowing agent (e.g. an inorganic agent, a hydrocarbon, a h... | 12/25/2007 |
| 7307105 | Thermoplastic foams made with methyl formate-based blowing agents A blowing agent blend for making thermoplastic polymer foams comprises methyl formate. The blowing agent blend can further comprise at least one co-blowing agent. The co-blowing agent is either a physical co-blowing agent (e.g. an inorganic agent, a hydrocarbon, a h... | 12/11/2007 |
| 7294655 | Coating composition for thermoplastic resin particles for forming foam containers Expandable or pre-expanded thermoplastic particles, e.g. polystyrene particles, used to form foam containers e.g. cups, bowls, are coated with a coating composition comprising a liquid part consisting of a) liquid polyethylene glycol with an average molecular weight... | 11/13/2007 |
| 7291382 | Low density flexible resilient absorbent open-cell thermoplastic foam A low density, flexible, resilient, absorbent open-cell thermoplastic foam includes a combination of thermoplastic elastomer, ethylene ionomer, stiff polymer, and surfactant selected to provide various advantageous properties. The foam is useful in personal care abs... | 11/06/2007 |
| 7279504 | Expandable vinylaromatic polymers and process for their preparation Expandable vinylaromatic polymers which comprise: a) a matrix obtained by polymerizing 50-100% by weight of one or more vinylaromatic monomers and 0.50% by weight of a copolymerizable monomer; b) 1-10% by weight, calculated with respect to the polymer (a), of an exp... | 10/09/2007 |
| 7273894 | Compositions for the preparation of void-containing articles Disclosed are novel compositions for the preparation of void-containing articles comprising a polymer matrix and a voiding agent The voiding agent comprises at least one first polymer and at least one second polymer, which are selected on the basis of physical prope... | 09/25/2007 |
| 7259190 | Adhesive composition An adhesive composition comprising a polymeric matrix and absorbent particles wherein at least a part of the absorbent particles are microcolloid particles. The microcolloid particles are water absorbent particles preferably having a rounded or spherical shape. The ... | 08/21/2007 |
| 7255738 | Lightweight cementitious composite material A lightweight cementitious composite material includes expanded synthetic polymer particulate having a particle size of between 0.0625 and 0.5 inches. A dispersant coating on said particulate suppresses electrostatic attraction between particulate particles. A matri... | 08/14/2007 |
| 7232849 | Low void space resins and method of preparation A crosslinked polymeric bead comprising a polymer having from 0.5 mole percent to 2 mole percent crosslinker. The bead has a diameter no greater than 200 μm, no void spaces having a diameter greater than 5 μm, and less than 5 weight percent of organic extractables... | 06/19/2007 |
| 7176247 | Interpenetrating polymer network A water insoluble interpenetrating polymer network is obtained by independently cross-linking a first polymer derived from a sulfonic acid or phosphonic acid group containing alkenyl monomer and a second polymer polymerized independently of the first polymer and int... | 02/13/2007 |
| 7173066 | Ion exchanger A porous ion exchanger includes an open cell structure including interconnected macropores and mesopores whose average diameter is in a range of 1 to 1000 μm existing on walls of the macropores. Moreover, a total pore volume is in a range of 1 to 50 ml/g, ion excha... | 02/06/2007 |
| 7166646 | Asphalt-filled polymer foams This invention relates to foam insulating products, particularly extruded polystyrene foam, containing asphalt as an infrared attuation and process additives for improving the insulating properties and for reducing the manufacturing cost of the foam products. ... | 01/23/2007 |
| 7166348 | Core material for vacuum heat insulation material, and vacuum heat insulation material Description is made of an open cell polystyrene resin foam having a content of organic volatile matters of less than 100 ppm. The open cell foam is suitable as a core material for a sound insulating material or a vacuum heat insulating material. The open cell... | 01/23/2007 |
| 7166248 | Reduced VOC emission alkenyl aromatic polymer foams and processes A method for producing an alkenyl aromatic polymer foam structure that comprises melting at least one alkenyl aromatic polymer resin. An effective amount of blowing agent mixture is dissolved in the at least one alkenyl aromatic polymer. The blowing agent mixture co... | 01/23/2007 |
| 7153890 | Porous resin bead production method The present invention provides, as a resin bead which can be developed for use completely different from the use of conventional polystyrene resin beads, a porous resin bead made from a styrene-hydroxystyrene-divinylbenzene copolymer, which contain a hydroxyl group ... | 12/26/2006 |
| 7144527 | Fire-protection coating The invention relates to a flame retardant combination comprising, as component A, a phosphinate of the formula (I) and/or a diphosphinate of the formula (II) and/or polymers of these where R1 | 12/05/2006 |
| 7140865 | Apparatus for making a corrugation-free foam A method and apparatus for extruding a corrugation-free polystyrene foam with 100% carbon dioxide as the blowing agent by extruding the extrudate through an annular die opening so that it contacts a choke ring inner surface. A foam made with the apparatus according ... | 11/28/2006 |
| 7132485 | Dosing of peroxide to a suspension process wherein styrene is polymerized The invention relates to a suspension polymerization process for the preparation of styrene-containing (co)polymers, wherein the process comprises the steps of continuously or semi-continuously dosing an initiator to the reaction mixture, said initiator having a spe... | 11/07/2006 |
| 7122582 | Production method of porous spherical particles of vinyl polymer The present invention provides a method of producing porous spherical particles, which includes suspension polymerization of a multifunctional monomer having two or more vinyl groups and a vinyl monomer having one vinyl group in an aqueous medium in the presence of ... | 10/17/2006 |
| 7078441 | Organic porous material, process for manufacturing the same, and organic porous ion exchanger An organic porous material having a continuous pore structure, which comprises interconnected macropores and mesopores with a radius of 0.01 to 100 μm in the walls of the macropores, having a total pore volume of 1 to 50 ml/g and having pore distribution curve char... | 07/18/2006 |
| 7044988 | Partially dehydrated reaction product, process for making same, and emulsion containing same The disclosed invention relates to a composition comprising a partially dehydrated product made by: (I) reacting (A) a hydrocarbyl substituted succinic acid or anhydride with (B) a polyol, a polyamine, a hydroxyamine, or a mixture ... | 05/16/2006 |
| 7045556 | Polyolefin foams made with isopentane-based blowing agents A blowing agent blend for making polyolefin foams comprising isopentane and at least one co-blowing agent. The co-blowing agent is either a physical co-blowing agent having a boiling point less than 28° C., or a chemical co-blowing agent, or combinations thereof. T... | 05/16/2006 |
| 7037997 | Vinyl monomer, support matrix and its preparation A vinyl monomer of the structure R—B—Ar(—CH═CH2)n (1) in which Ar is an aromatic ring (arylene group); n is an integer >0, in particular one or two; B is a bridge structure; R is a (C2-30)-hydrocarbon group carrying two or mo... | 05/02/2006 |
| 7026364 | Ion exchanger A porous ion exchanger includes an open cell structure including interconnected macropores and mesopores whose average diameter is in a range of 1 to 1000 μm existing on walls of the macropores. Moreover, a total pore volume is in a range of 1 to 50 ml/g, ion excha... | 04/11/2006 |
| 7018700 | Acoustic absorption polymer foam having improved thermal insulating performance Polymer foams having a good balance of high sound absorption, low thermal conductivity and generally low water absorption are disclosed which are obtainable by perforating (i.e., hole punching) a polymer foam having a moderately large cell size (1.5 mm to 4 mm) and ... | 03/28/2006 |
| 7005457 | Multi-functional microencapsulated additives for polymeric compositions Multi-functional microcapsules comprising a core material including a major portion of one or more functional additives and a shell material including at least one functional additive, a method of manufacturing such multifunctional microcapsules and polymeric produc... | 02/28/2006 |
| 6982309 | Synthesis of branched styrenic copolymers with p-t-butylstyrene It has been discovered that improved polystyrene products may be obtained by polymerizing styrene in the presence of p-t-butyl styrene (TBS) and optionally at least one di-olefinic substituted aromatic compound, such as isopro-penyl styrene, sec-butenyl styrene, m-i... | 01/03/2006 |
| 6972311 | Optimizing polystyrene in the presence of additives It has been discovered that improved polystyrene products may be obtained by polymerizing styrene in the presence of at least one multifunctional initiator, at least one chain transfer agent, and at least one cross-linking agent. The presence of the multifunctional ... | 12/06/2005 |
| 6960617 | Hydrogels having enhanced elasticity and mechanical strength properties Hydrogels having improved elasticity and mechanical strength properties are obtained by subjecting a hydrogel formulation containing a strengthening agent to chemical or physical crosslinking conditions subsequent to initial gel formation. Superporous hydrogels havi... | 11/01/2005 |
| 6931184 | Dry tube fiber optic assemblies, cables, and manufacturing methods therefor A fiber optic dry tube assembly and a method of manufacturing the same includes at least one optical waveguide and a tube. The tube houses at least a portion of the at least one optical fiber and is formed from a bimodal polymeric material. The tube has an average o... | 08/16/2005 |
| 6908950 | Asphalt filled polymer foam This invention relates to foam insulating products, particularly extruded polystyrene foam, containing asphalt as an infrared attuation and process additives for improving the insulating properties and for reducing the manufacturing cost of the foam products. ... | 06/21/2005 |
| 6902693 | Expanded porous thermoplastic polymer membranes and method for the production thereof Open celled membranes from thermoplastic polymers are prepared from foamed polymer melts by extrusion through a die. ... | 06/07/2005 |
| 6841580 | Organic porous material, process for manufacturing the same, and organic porous ion exchanger An organic porous material having a continuous pore structure, which comprises interconnected macropores and mesopores with a radius of 0.01 to 100 μm in the walls of the macropores, having a total pore volume of 1 to 50 ml/g and having pore distribution curve char... | 01/11/2005 |
| 6831111 | Method and products to absorb oil and organic solvents from water and from sea Polymeric products which after special cross-linking become macroreticular and acquire the ability to absorb organic solvents and petroleum products which are released in the water, in the amount of 40-80 gram of oily matter/gram of polymer. The macroreticular polym... | 12/14/2004 |
| 6822012 | Peelable polymeric coating composition This invention relates generally to water resistant peelable protective and decorative clear or pigmented coating compositions and, more specifically, to aqueous and solvent based, polymeric coating compositions which form a protective and/or decorative coating and ... | 11/23/2004 |
| 6811980 | Process for immobilization of nucleic acid molecules on a substrate The present invention relates to a process for immobilization of nucleic acid molecules on a substrate, wherein the substrate is treated with atomic oxygen plasma prior to immobilizing the nucleic acid molecules thereon. The invention is further related to immobiliz... | 11/02/2004 |
